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<DIV style="width: 100%; border-bottom: 1pt solid black; font-size: 1pt">&nbsp;</DIV>





<DIV align="center" style="font-size: 10pt; margin-top: 18pt">As filed with the Securities and Exchange Commission on March&nbsp;2, 2006
</DIV>

<DIV align="center" style="font-size: 10pt">Registration No.&nbsp;333-&#95;&#95;&#95;</DIV>



<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><DIV style="border-bottom: 1px solid #000000; font-size: 1px">&nbsp;</DIV>
</DIV>

<DIV align="center" style="font-size: 14pt; margin-top: 12pt"><B>UNITED STATES SECURITIES AND EXCHANGE COMMISSION</B>
</DIV>

<DIV align="center" style="font-size: 12pt"><B>WASHINGTON, D.C. 20549</B>
</DIV>


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<DIV style="font-size: 3pt; margin-top: 16pt; width: 26%; border-top: 1px solid #000000">&nbsp;</DIV>
</DIV>



<DIV align="center" style="font-size: 18pt; margin-top: 12pt"><B>FORM S-8</B>
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 18pt">REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933
</DIV>

<DIV align="center" style="font-size: 24pt; margin-top: 12pt"><B>ARGON ST, INC.</B>
</DIV>

<DIV align="center" style="font-size: 10pt">(Exact name of Registrant as specified in charter)</DIV>



<DIV align="center">
<DIV style="font-size: 3pt; margin-top: 16pt; width: 26%; border-top: 1px solid #000000">&nbsp;</DIV>
</DIV>



<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
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<TR valign="bottom">
    <TD width="47%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="47%">&nbsp;</TD>
</TR>
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<TR valign="bottom">
    <TD align="center" valign="top"><B>Delaware</B><BR>
(State or other jurisdiction of<BR>
incorporation)
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top"><B>38-1873250</B><BR>
(I.R.S. Employer Identification No.)</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD align="center" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD align="center" valign="top"><B>12701 Fair Lakes Circle, Suite&nbsp;800<BR>
Fairfax, Virginia</B><BR>
(Address of Principal Executive Offices)
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top"><B><br>
22033</B><BR>
(Zip Code)</TD>
</TR>
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</TABLE>
</DIV>

<DIV align="center" style="font-size: 14pt; margin-top: 12pt"><B>ARGON ST, INC. 2002 STOCK INCENTIVE PLAN</B>
</DIV>

<DIV align="center" style="font-size: 10pt">(Full title of the Plan)</DIV>


<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
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<TR valign="bottom">
    <TD width="47%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="47%">&nbsp;</TD>
</TR>
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<TR valign="bottom">
    <TD align="center" valign="top">(Name, address and telephone number of agent for service)<BR>
<B>Terry L. Collins, Ph.D.<BR>
Chairman, Chief Executive Officer and President<BR>
Argon ST, Inc.<BR>
12701 Fair Lakes Circle, Suite&nbsp;800<BR>
Fairfax, Virginia 22033<BR>
(703)&nbsp;322-0881</B>
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top">(Copy to:)<BR>
<B><br>
Jonathan F. Wolcott, Esq.<BR>
Holland &#038; Knight LLP<BR>
2099 Pennsylvania Avenue, NW<BR>
Washington, DC 2000<BR>
(202)&nbsp;955-3000</B></TD>
</TR>
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</TABLE>
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>CALCULATION OF REGISTRATION FEE</B>
</DIV>

<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head -->
<TR valign="bottom">
    <TD width="1%">&nbsp;</TD>
    <TD width="54%">&nbsp;</TD>
    <TD width="2%">&nbsp;</TD><!-- VRule -->
    <TD width="2%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="2%">&nbsp;</TD><!-- VRule -->
    <TD width="2%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="2%">&nbsp;</TD><!-- VRule -->
    <TD width="2%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="2%">&nbsp;</TD><!-- VRule -->
    <TD width="2%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>

    <TD width="1%">&nbsp;</TD>
</TR><TR style="font-size: 1px" valign="bottom">
    <TD nowrap align="left" colspan="21" style="border-bottom: 3px double #000000">&nbsp;</TD>
</TR>
<TR style="font-size: 8pt" valign="bottom">    <TD width="1%">&nbsp;</TD>

    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Amount</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Proposed Maximum</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Proposed Maximum</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Amount of</B></TD>
    <TD>&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
</TR>
<TR style="font-size: 8pt" valign="bottom">    <TD width="1%">&nbsp;</TD>

    <TD nowrap align="left"><B>Title of Each Class of</B></TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>to be</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Offering Price</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Aggregate Offering</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Registration</B></TD>
    <TD>&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
</TR>
<TR style="font-size: 8pt" valign="bottom">    <TD width="1%">&nbsp;</TD>

    <TD nowrap align="left"><B>Securities to be Registered</B></TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Registered (1)(2)</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Per Share (3)</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Price (3)</B></TD>
    <TD>&nbsp;</TD>
    <TD style="border-right: 2px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" colspan="2"><B>Fee (3)</B></TD>
    <TD>&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
</TR>

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    <TD width="1%" style="border-top: 2px solid #000000">&nbsp;</TD>
                    <TD style="border-top: 2px solid #000000"><DIV style="margin-left:15px; text-indent:-15px">Common stock, $0.01 per value per share</DIV></TD>
    <TD style="border-right: 2px solid #000000; border-top: 2px solid #000000">&nbsp;</TD>
    <TD style="border-top: 2px solid #000000">&nbsp;</TD>
    <TD colspan="3" align="center" style="border-top: 2px solid #000000">1,000,000 shares</TD>
    <TD style="border-right: 2px solid #000000; border-top: 2px solid #000000">&nbsp;</TD>
    <TD style="border-top: 2px solid #000000">&nbsp;</TD>
    <TD align="left" style="border-top: 2px solid #000000">$</TD>
    <TD align="right" style="border-top: 2px solid #000000">29.22</TD>
    <TD style="border-top: 2px solid #000000">&nbsp;</TD>
    <TD style="border-right: 2px solid #000000; border-top: 2px solid #000000">&nbsp;</TD>
    <TD style="border-top: 2px solid #000000">&nbsp;</TD>
    <TD align="left" style="border-top: 2px solid #000000">$</TD>
    <TD align="right" style="border-top: 2px solid #000000">29,220,000</TD>
    <TD style="border-top: 2px solid #000000">&nbsp;</TD>
    <TD style="border-right: 2px solid #000000; border-top: 2px solid #000000">&nbsp;</TD>
    <TD style="border-top: 2px solid #000000">&nbsp;</TD>
    <TD align="left" style="border-top: 2px solid #000000">$</TD>
    <TD align="right" style="border-top: 2px solid #000000">3,127</TD>
    <TD style="border-top: 2px solid #000000">&nbsp;</TD>
    <TD width="1%" style="border-top: 2px solid #000000">&nbsp;</TD>
</TR>
<TR style="font-size: 1px" valign="bottom">
    <TD nowrap align="left" colspan="21" style="border-top: 3px double #000000">&nbsp;</TD>
</TR>

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</TABLE>
</DIV>


<DIV align="left">
<DIV style="font-size: 3pt; margin-top: 16pt; width: 18%; border-top: 1px solid #000000">&nbsp;</DIV>
</DIV>

<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">
<TR>
    <TD width="3%"></TD>
    <TD width="1%"></TD>
    <TD width="96"></TD>
</TR>

<TR valign="top">
    <TD nowrap align="left">(1)</TD>
    <TD>&nbsp;</TD>
    <TD>Plus an indeterminate number of additional shares that may be issued if the anti-dilution
adjustment provisions of the Plan become operative.</TD>
</TR>

<TR style="font-size: 3pt"><TD>&nbsp;</TD></TR>

<TR valign="top">
    <TD nowrap align="left">(2)</TD>
    <TD>&nbsp;</TD>
    <TD>An aggregate of 1,946,000 shares of common stock may be offered pursuant to the Argon ST,
Inc. 2002 Stock Incentive Plan (the &#147;2002 Plan&#148;), 946,000 of which were previously registered
on Form S-8 (SEC File No.&nbsp;333-103071). This Form S-8 registers 1,000,000 shares of common
stock, all of which are available for future issuance pursuant to the 2002 Plan.</TD>
</TR>

<TR style="font-size: 3pt"><TD>&nbsp;</TD></TR>

<TR valign="top">
    <TD nowrap align="left">(3)</TD>
    <TD>&nbsp;</TD>
    <TD>Estimated solely for purposes of calculating the registration fee, pursuant to Rule 457(c) and
(h)(1), on the basis of the average of the high and low reported sales price of the Registrant&#146;s
Common Stock on The Nasdaq National Market on March&nbsp;1, 2006. Pursuant to General Instruction E of
Form S-8, the registration fee is calculated with respect to the additional securities registered
on this From S-8 only.</TD>
</TR>

</TABLE>


<P align="center" style="font-size: 10pt">&nbsp;
</DIV>

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<DIV style="font-family: 'Times New Roman',Times,serif">






<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>INCORPORATION OF DOCUMENTS BY REFERENCE</B>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;In accordance with General Instruction E to Form S-8, the contents of the Registration
Statement filed by Argon ST, Inc. (the &#147;Company&#148; or the &#147;Registrant&#148;) with the Securities and
Exchange Commission (the &#147;Commission&#148;) (File No.&nbsp;333-103071), with respect to the securities
offered pursuant to the Company&#146;s 2002 Stock Incentive Plan, are hereby incorporated by reference.
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;All documents filed by the Company with the Commission pursuant to Sections&nbsp;13(a), 13(c), 14
and 15(d) of the Exchange Act (other than the portions of those documents not deemed to be filed),
subsequent to the date hereof and prior to the filing of a post-effective amendment hereto
indicating that all the shares of the Company&#146;s common stock offered hereunder have been sold or
which deregisters all the shares of the Company&#146;s common stock then remaining unsold, shall be
deemed to be incorporated by reference into this Registration Statement and to be a part hereof
from the date of filing of such documents.
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Any statement contained in a document incorporated or deemed to be incorporated by reference
herein shall be deemed to be modified or superseded for purposes of this Registration Statement to
the extent that a statement contained herein or in any other subsequently filed document which also
is or is deemed to be incorporated by reference herein modifies or supersedes such statement. Any
statement so modified or superseded shall not be deemed, except as so modified or superseded, to
constitute a part of the Registration Statement.
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>EXHIBITS</B>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The Exhibit&nbsp;Index included herein is hereby incorporated by reference.
</DIV>

<P align="center" style="font-size: 10pt">&nbsp;
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">


<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>SIGNATURES</B>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it
has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and
has duly caused this registration statement to be signed on its behalf by the undersigned,
thereunto duly authorized, in Fairfax, Virginia on February&nbsp;28, 2006.
</DIV>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="0" style="font-size: 10pt">
<TR>
    <TD width="48%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="35%">&nbsp;</TD>
    <TD width="15%">&nbsp;</TD>
</TR>
<TR>
    <TD valign="top" align="left">&nbsp;</TD>
    <TD colspan="3" align="left">ARGON ST, INC<BR>
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>

<TR>
    <TD align="left">&nbsp;</TD>
    <TD valign="top">By:&nbsp;&nbsp;</TD>
    <TD colspan="2" style="border-bottom: 1px solid #000000" align="left">/s/ Terry L. Collins</TD>
    <TD>&nbsp;</TD>
</TR>

<TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">Terry L. Collins, Ph.D.&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>

<TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">Chairman, Chief Executive Officer
and President</TD>
    <TD>&nbsp;</TD>
</TR>
<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>
</TABLE>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pursuant to the requirements of the Securities Act of 1933, this registration statement has
been signed by the following persons, constituting a majority of the Board of Directors of the
Registrant, in the capacities indicated on February&nbsp;28, 2006. Each person whose signature appears
below hereby constitutes and appoints Terry L. Collins and Victor F. Sellier, or either of them, as
his true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution,
to execute in his name and on his behalf, in any and all capacities, this Registrant&#146;s registration
statement on Form S-8 relating to the common stock and any amendments thereto (and any additional
registration statement related thereto permitted by Rule 462(b) promulgated under the Securities
Act of 1933 (and all further amendments, including post-effective amendments thereto)), necessary
or advisable to enable the Registrant to comply with the Securities Act of 1933, and any rules,
regulations and requirements of the Securities and Exchange Commission, in respect thereof, in
connection with the registration of the securities which are the subject of such registration
statement, which amendments may make such changes in such registration statement as such attorney
may deem appropriate, and with full power and authority to perform and do any and all acts and
things whatsoever which any such attorney or substitute may deem necessary or advisable to be
performed or done in connection with any or all of the above-described matters, as fully as each of
the undersigned could do if personally present and acting, hereby ratifying and approving all acts
of any such attorney or substitute.
</DIV>

<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head -->
<TR valign="bottom">
    <TD width="45%">&nbsp;</TD>
    <TD width="10%">&nbsp;</TD>
    <TD width="45%">&nbsp;</TD>
</TR>
<TR style="font-size: 8pt" valign="bottom">
    <TD nowrap align="left" style="border-bottom: 1px solid #000000"><B>Signature</B></TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" style="border-bottom: 1px solid #000000"><B>Title</B></TD>
</TR>

<!-- End Table Head -->
<!-- Begin Table Body -->

<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">

<TD valign="bottom"><DIV style="margin-left:0px; text-indent:-0px">/s/
Terry L. Collins</DIV><DIV style="border-top: 1px solid #000000; font-size: 1px">
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Chairman, Chief Executive Officer and President (Principal </TD>
</TR>


<TR valign="top">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Terry L. Collins, Ph.D.</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Executive Officer)</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Date: February&nbsp;28, 2006</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ S. Kent Rockwell</DIV><DIV style="border-top: 1px solid #000000; font-size: 1px">
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Vice Chairman and Vice President, Corporate Development</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">S. Kent Rockwell</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">and Director</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Date: February&nbsp;28, 2006</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>



<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ Victor F. Sellier</DIV><DIV style="border-top: 1px solid #000000; font-size: 1px">
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Vice President, Business Operations, Chief Financial Officer,</TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Victor F. Sellier</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Treasurer, Secretary and Director (Principal Financial and </TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Date: February&nbsp;28, 2006</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Accounting Officer)</TD>
</TR>




<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ Thomas E. Murdock</DIV><DIV style="border-top: 1px solid #000000; font-size: 1px">
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Vice President, Information Dominance and Director</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Thomas E. Murdock</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Date: February&nbsp;28, 2006</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ David C. Karlgaard</DIV><DIV style="border-top: 1px solid #000000; font-size: 1px">
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Director</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">David C. Karlgaard</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Date: February&nbsp;28, 2006</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ Peter A. Marino</DIV><DIV style="border-top: 1px solid #000000; font-size: 1px">
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Director</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Peter A. Marino</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Date: February&nbsp;28, 2006</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ Robert McCashin</DIV><DIV style="border-top: 1px solid #000000; font-size: 1px">
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Director</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Robert McCashin</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Date: February&nbsp;28, 2006</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<!-- End Table Body -->
</TABLE>

<P align="center" style="font-size: 10pt">&nbsp;
</DIV>
<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">

<DIV align="left" style="font-size: 10pt; margin-top: 12pt">EXHIBIT INDEX
</DIV>

<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head -->
<TR valign="bottom">
    <TD width="12%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="83%">&nbsp;</TD>
</TR>
<TR style="font-size: 8pt" valign="bottom">
    <TD nowrap align="left"><B>Exhibit</B></TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center">&nbsp;</TD>
</TR>
<TR style="font-size: 8pt" valign="bottom">
    <TD nowrap align="left"><B>Number</B></TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center"><B>Description of Exhibit</B></TD>
</TR>

<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">4.1
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Amended and Restated Certificate of Incorporation of the
Registrant (incorporated by reference to Exhibit&nbsp;3.1 of
Registrant&#146;s Registration Statement on Form&nbsp;S-1 filed on August
26, 2002, Registration Statement No.&nbsp;333-98757).</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">4.1.1
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Certificate of Amendment to Registrant&#146;s Amended and Restated
Certificate of Incorporation (incorporated by reference to Exhibit
3.1 to Registrant&#146;s Current Report on Form&nbsp;8-K filed October&nbsp;5,
2004 covering items 2.01, 5.01, 5.02, 8.01 and 9.01 of Form&nbsp;8-K).</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">4.1.2
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Amendment, dated March&nbsp;15, 2005, to the Registrant&#146;s Amended and
Restated Certificate of Incorporation (incorporated by reference
to Exhibit&nbsp;3.1.2 to the Registrant&#146;s Quarterly Report on Form&nbsp;10-Q
for the quarterly period ended April&nbsp;5, 2005, filed May&nbsp;11, 2005).</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">4.2
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Amended and Restated Bylaws of the Registrant (incorporated by
reference to Exhibit&nbsp;13(a)(i) of Registrant&#146;s Report on Form
10-KSB for the year ended September&nbsp;30, 2001, Commission File No.
000-08193).</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">4.3
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Argon ST, Inc. 2002 Stock Incentive Plan (incorporated by
reference to Appendix&nbsp;A to the Registrant&#146;s definitive proxy
statement on Schedule&nbsp;14A for its 2006 Annual Meeting of
Stockholders, filed January&nbsp;27, 2006)</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">5.1
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Opinion of Holland &#038; Knight LLP (filed herewith).</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">23.1
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">The consent of Holland &#038; Knight LLP is contained in their opinion.</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">23.2
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Consent of Grant Thornton LLP (filed herewith).</TD>
</TR>
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">24.1
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">The Powers of Attorney are included in the signature pages.</TD>
</TR>
<!-- End Table Body -->
</TABLE>
</DIV>


<P align="center" style="font-size: 10pt">&nbsp;
</DIV>

</BODY>
</HTML>
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{"company-data": {"conformed-name": "ARGON ST, Inc.", "cik": "0000026537", "assigned-sic": "3829", "irs-number": "381873250", "state-of-incorporation": "DE", "fiscal-year-end": "0930"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-132174", "film-number": "06660828"}, "business-address": {"street1": "8419 TERMINAL ROAD", "street2": "P O BOX 1869", "city": "NEWINGTON", "state": "VA", "zip": "22122-1430", "phone": "(703)550-7000"}, "mail-address": {"street1": "8419 TERMINAL ROAD", "city": "NEWINGTON", "state": "VA", "zip": "22122-1430"}, "former-company": [{"former-conformed-name": "SENSYTECH INC", "date-changed": "20000118"}, {"former-conformed-name": "SENSYS TECHNOLOGIES INC", "date-changed": "19980615"}, {"former-conformed-name": "DAEDALUS ENTERPRISES INC", "date-changed": "19920703"}]}
sv8
As filed with the Securities and Exchange Commission on March 2, 2006
Registration No. 333-___
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM S-8
REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933
ARGON ST, INC.
(Exact name of Registrant as specified in charter)
Delaware
(State or other jurisdiction of
incorporation)
38-1873250
(I.R.S. Employer Identification No.)
12701 Fair Lakes Circle, Suite 800
Fairfax, Virginia
(Address of Principal Executive Offices)
22033
(Zip Code)
ARGON ST, INC. 2002 STOCK INCENTIVE PLAN
(Full title of the Plan)
(Name, address and telephone number of agent for service)
Terry L. Collins, Ph.D.
Chairman, Chief Executive Officer and President
Argon ST, Inc.
12701 Fair Lakes Circle, Suite 800
Fairfax, Virginia 22033
(703) 322-0881
(Copy to:)
Jonathan F. Wolcott, Esq.
Holland & Knight LLP
2099 Pennsylvania Avenue, NW
Washington, DC 2000
(202) 955-3000
CALCULATION OF REGISTRATION FEE
Amount
Proposed Maximum
Proposed Maximum
Amount of
Title of Each Class of
to be
Offering Price
Aggregate Offering
Registration
Securities to be Registered
Registered (1)(2)
Per Share (3)
Price (3)
Fee (3)
Common stock, $0.01 per value per share
1,000,000 shares
$
29.22
$
29,220,000
$
3,127
(1)
Plus an indeterminate number of additional shares that may be issued if the anti-dilution
adjustment provisions of the Plan become operative.
(2)
An aggregate of 1,946,000 shares of common stock may be offered pursuant to the Argon ST,
Inc. 2002 Stock Incentive Plan (the "2002 Plan"), 946,000 of which were previously registered
on Form S-8 (SEC File No. 333-103071). This Form S-8 registers 1,000,000 shares of common
stock, all of which are available for future issuance pursuant to the 2002 Plan.
(3)
Estimated solely for purposes of calculating the registration fee, pursuant to Rule 457(c) and
(h)(1), on the basis of the average of the high and low reported sales price of the Registrant's
Common Stock on The Nasdaq National Market on March 1, 2006. Pursuant to General Instruction E of
Form S-8, the registration fee is calculated with respect to the additional securities registered
on this From S-8 only.
INCORPORATION OF DOCUMENTS BY REFERENCE
In accordance with General Instruction E to Form S-8, the contents of the Registration
Statement filed by Argon ST, Inc. (the "Company" or the "Registrant") with the Securities and
Exchange Commission (the "Commission") (File No. 333-103071), with respect to the securities
offered pursuant to the Company's 2002 Stock Incentive Plan, are hereby incorporated by reference.
All documents filed by the Company with the Commission pursuant to Sections 13(a), 13(c), 14
and 15(d) of the Exchange Act (other than the portions of those documents not deemed to be filed),
subsequent to the date hereof and prior to the filing of a post-effective amendment hereto
indicating that all the shares of the Company's common stock offered hereunder have been sold or
which deregisters all the shares of the Company's common stock then remaining unsold, shall be
deemed to be incorporated by reference into this Registration Statement and to be a part hereof
from the date of filing of such documents.
Any statement contained in a document incorporated or deemed to be incorporated by reference
herein shall be deemed to be modified or superseded for purposes of this Registration Statement to
the extent that a statement contained herein or in any other subsequently filed document which also
is or is deemed to be incorporated by reference herein modifies or supersedes such statement. Any
statement so modified or superseded shall not be deemed, except as so modified or superseded, to
constitute a part of the Registration Statement.
EXHIBITS
The Exhibit Index included herein is hereby incorporated by reference.
SIGNATURES
Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it
has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and
has duly caused this registration statement to be signed on its behalf by the undersigned,
thereunto duly authorized, in Fairfax, Virginia on February 28, 2006.
ARGON ST, INC
By:
/s/ Terry L. Collins
Terry L. Collins, Ph.D.
Chairman, Chief Executive Officer
and President
Pursuant to the requirements of the Securities Act of 1933, this registration statement has
been signed by the following persons, constituting a majority of the Board of Directors of the
Registrant, in the capacities indicated on February 28, 2006. Each person whose signature appears
below hereby constitutes and appoints Terry L. Collins and Victor F. Sellier, or either of them, as
his true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution,
to execute in his name and on his behalf, in any and all capacities, this Registrant's registration
statement on Form S-8 relating to the common stock and any amendments thereto (and any additional
registration statement related thereto permitted by Rule 462(b) promulgated under the Securities
Act of 1933 (and all further amendments, including post-effective amendments thereto)), necessary
or advisable to enable the Registrant to comply with the Securities Act of 1933, and any rules,
regulations and requirements of the Securities and Exchange Commission, in respect thereof, in
connection with the registration of the securities which are the subject of such registration
statement, which amendments may make such changes in such registration statement as such attorney
may deem appropriate, and with full power and authority to perform and do any and all acts and
things whatsoever which any such attorney or substitute may deem necessary or advisable to be
performed or done in connection with any or all of the above-described matters, as fully as each of
the undersigned could do if personally present and acting, hereby ratifying and approving all acts
of any such attorney or substitute.
Signature
Title
/s/
Terry L. Collins
Chairman, Chief Executive Officer and President (Principal
Terry L. Collins, Ph.D.
Executive Officer)
Date: February 28, 2006
/s/ S. Kent Rockwell
Vice Chairman and Vice President, Corporate Development
S. Kent Rockwell
and Director
Date: February 28, 2006
/s/ Victor F. Sellier
Vice President, Business Operations, Chief Financial Officer,
Victor F. Sellier
Treasurer, Secretary and Director (Principal Financial and
Date: February 28, 2006
Accounting Officer)
/s/ Thomas E. Murdock
Vice President, Information Dominance and Director
Thomas E. Murdock
Date: February 28, 2006
/s/ David C. Karlgaard
Director
David C. Karlgaard
Date: February 28, 2006
/s/ Peter A. Marino
Director
Peter A. Marino
Date: February 28, 2006
/s/ Robert McCashin
Director
Robert McCashin
Date: February 28, 2006
EXHIBIT INDEX
Exhibit
Number
Description of Exhibit
4.1
Amended and Restated Certificate of Incorporation of the
Registrant (incorporated by reference to Exhibit 3.1 of
Registrant's Registration Statement on Form S-1 filed on August
26, 2002, Registration Statement No. 333-98757).
4.1.1
Certificate of Amendment to Registrant's Amended and Restated
Certificate of Incorporation (incorporated by reference to Exhibit
3.1 to Registrant's Current Report on Form 8-K filed October 5,
2004 covering items 2.01, 5.01, 5.02, 8.01 and 9.01 of Form 8-K).
4.1.2
Amendment, dated March 15, 2005, to the Registrant's Amended and
Restated Certificate of Incorporation (incorporated by reference
to Exhibit 3.1.2 to the Registrant's Quarterly Report on Form 10-Q
for the quarterly period ended April 5, 2005, filed May 11, 2005).
4.2
Amended and Restated Bylaws of the Registrant (incorporated by
reference to Exhibit 13(a)(i) of Registrant's Report on Form
10-KSB for the year ended September 30, 2001, Commission File No.
000-08193).
4.3
Argon ST, Inc. 2002 Stock Incentive Plan (incorporated by
reference to Appendix A to the Registrant's definitive proxy
statement on Schedule 14A for its 2006 Annual Meeting of
Stockholders, filed January 27, 2006)
5.1
Opinion of Holland & Knight LLP (filed herewith).
23.1
The consent of Holland & Knight LLP is contained in their opinion.
23.2
Consent of Grant Thornton LLP (filed herewith).
24.1
The Powers of Attorney are included in the signature pages.