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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>UNITED STATES </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>WASHINGTON, DC 20549 </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 12pt"><B>FORM 8-K</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>CURRENT REPORT PURSUANT </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>TO SECTION 13 OR 15(D) OF THE</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES EXCHANGE ACT OF 1934</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Date of report (Date of earliest event reported):
<U>April 23, 2012 </U></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 12pt"><B>Bacterin
International Holdings, Inc.</B></FONT></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; border-collapse: collapse; font-family: Times New Roman, Times, Serif">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="2" STYLE="border-top: black 1pt solid">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Exact Name of Registrant as Specified in
        Its Charter)</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD COLSPAN="2" STYLE="border-bottom: black 1pt solid; font-size: 10pt; text-align: center">Delaware</TD></TR>
<TR STYLE="vertical-align: top">
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: center">(State or Other Jurisdiction of Incorporation)</TD></TR>
<TR STYLE="vertical-align: top">
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: center">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 46%; border-bottom: black 1pt solid; font-size: 10pt; text-align: center">333-158426</TD>
    <TD STYLE="width: 54%; border-bottom: black 1pt solid; font-size: 10pt; text-align: center">20-5313323</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt; text-align: center">(Commission File Number)</TD>
    <TD STYLE="font-size: 10pt; text-align: center">(IRS Employer Identification No.)</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt; text-align: center">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: center">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-bottom: black 1pt solid">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">600 Cruiser Lane</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Belgrade, Montana</P></TD>
    <TD STYLE="border-bottom: black 1pt solid; font-size: 10pt; text-align: center">59714</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: center">(Address of Principal Executive Offices)</TD>
    <TD STYLE="padding-bottom: 1pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Zip Code)</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD COLSPAN="2" STYLE="border-bottom: black 1pt solid; font-size: 10pt; text-align: center">(406) 388-0480</TD></TR>
<TR STYLE="vertical-align: top">
    <TD COLSPAN="2" STYLE="border-bottom: black 1pt solid">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Registrant&rsquo;s Telephone Number, Including
        Area Code)</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: center">(Former Name or Former Address, if Changed Since Last Report)</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;&nbsp;&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Check the appropriate box below if the
Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions
(<U>see </U>General Instruction A.2. below):</P>

<P STYLE="font: 10pt Wingdings; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Wingdings">&uml;</FONT> Written communications
pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</P>

<P STYLE="font: 10pt Wingdings; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Wingdings">&uml;</FONT> Soliciting
material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</P>

<P STYLE="font: 10pt Wingdings; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Wingdings">&uml;</FONT> Pre-commencement
communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</P>

<P STYLE="font: 10pt Wingdings; margin: 0pt 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><FONT STYLE="font: 10pt Wingdings">&uml;</FONT><FONT STYLE="font-family: Times New Roman, Times, Serif">
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>ITEM 1.01&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Entry into a Material Definitive Agreement</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The information contained above in Item&nbsp;2.03
below is hereby incorporated by reference into this Item 1.01.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; border-collapse: collapse; font-family: Times New Roman, Times, Serif">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 0.75in; font-size: 10pt; font-weight: bold">ITEM&nbsp;2.03</TD>
    <TD STYLE="font-size: 10pt; font-weight: bold; text-align: justify">Creation of a Direct Financial Obligation or an Obligation under an Off- Balance Sheet Arrangement of a Registrant.</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 27pt">&nbsp;&nbsp;&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B><I>Creation of a Direct Financial Obligation</I></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">On April 23, 2012, the Company entered
into a Credit and Security Agreement with MidCap Financial, LLC (&ldquo;MidCap&rdquo;), whereby MidCap and Silicon Valley Bank
(&ldquo;SVB&rdquo;) agreed to provide a $5 million revolving line of credit which allows the Company to borrow up to 80% of eligible
accounts receivable. The Company also amended its existing Loan and Security Agreement with MidCap to allow the Company to borrow
up to an additional $3 million for the next six months in connection with a permitted acquisition. The credit facility carries
an interest rate of LIBOR plus 4%, subject to a LIBOR floor rate of 2.5%. The Company also agreed to pay a 0.5% collateral management
fee on the average outstanding balance of the facility and 1% of the average unused portion of the facility, as well as a 1% origination
fee. Prepayment penalties apply.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The foregoing descriptions of the Credit
and Security Agreement and First Loan Modification Agreement are qualified in their entirety by reference to the full text of the
Credit and Security Agreement and First Loan Modification Agreement, copies of which are attached hereto as Exhibits 10.20 and
10.21, incorporated herein in their entirety by reference.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>Item 7.01&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Regulation FD Disclosure.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">A copy of the press
release announcing the matters described in Items 2.03 above is attached as Exhibit 99.1 and incorporated herein. The information
in this Item 7.01 and the document attached as Exhibit 99.1 are being furnished and shall not be deemed &ldquo;filed&rdquo; for
purposes of Section 18 of the Securities and Exchange Act of 1934, as amended (the &ldquo;Exchange Act&rdquo;), nor otherwise subject
to the liabilities of that section, nor incorporated by reference in any filing under the Securities Act of 1933 or the Exchange
Act, except as shall be expressly set forth by specific reference in such a filing.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 9.01.</B> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Financial Statements and Exhibits.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(d)&nbsp;&nbsp;<U>Exhibits</U>.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 11%; border-bottom: windowtext 1pt solid; font-weight: bold">Exhibit No</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 87%; border-bottom: windowtext 1pt solid; font-weight: bold">Description</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>10.20</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">Credit and Security Agreement dated April 23, 2012 by and among the Company and MidCap Financial, LLC, as administrative agent and a lender, and Silicon Valley Bank, as a lender.</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>10.21</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">First Loan Modification Agreement dated April 23, 2012 by and among the Company and MidCap Funding III, LLC, as administrative agent and a lender, and Silicon Valley Bank, as a lender.</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>99.1</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">Press Release of Bacterin International Holdings, Inc., dated April 23, 2012 entitled &ldquo;Bacterin Secures Accounts Receivable Credit Facility&rdquo;</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">SIGNATURE</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Pursuant to the requirements
of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned
hereunto duly authorized.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>

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<TR STYLE="vertical-align: top">
    <TD STYLE="width: 50%; text-align: justify">Dated:&nbsp; April 23, 2012</TD>
    <TD STYLE="width: 50%; text-align: justify"><B>BACTERIN INTERNATIONAL HOLDINGS, INC</B>.</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="text-align: justify">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="text-align: justify">&nbsp;</TD>
    <TD STYLE="border-bottom: windowtext 1pt solid; text-align: justify">By: /s/ Guy S. Cook</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="text-align: justify">&nbsp;</TD>
    <TD STYLE="text-align: justify">Name:&nbsp; Guy S. Cook</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="text-align: justify">&nbsp;</TD>
    <TD STYLE="text-align: justify">Title: President and Chief Executive Officer</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B><U>Exhibit Index</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 11%; border-bottom: windowtext 1pt solid; font-weight: bold">Exhibit&nbsp;No</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 87%; border-bottom: windowtext 1pt solid; font-weight: bold">Description</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>10.20</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">Credit and Security Agreement dated April 23, 2012 by and among the Company and MidCap Financial, LLC, as administrative agent and a lender, and Silicon Valley Bank, as a lender.</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>10.21</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">First Loan Modification Agreement dated April 23, 2012 by and among the Company and MidCap Funding III, LLC, as administrative agent and a lender, and Silicon Valley Bank, as a lender.</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>99.1</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: justify">Press Release of Bacterin International Holdings, Inc., dated April 23, 2012 entitled &ldquo;Bacterin Secures Accounts Receivable Credit Facility&rdquo;</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

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{"company-data": {"conformed-name": "Bacterin International Holdings, Inc.", "cik": "0001453593", "assigned-sic": "2836", "irs-number": "205313323", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-34951", "film-number": "12774754"}, "business-address": {"street1": "600 CRUISER LANE", "city": "BELGRADE", "state": "MT", "zip": "59714", "phone": "406-388-0480"}, "mail-address": {"street1": "600 CRUISER LANE", "city": "BELGRADE", "state": "MT", "zip": "59714"}, "former-company": {"former-conformed-name": "K KITZ INC", "date-changed": "20090108"}}
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
FORM 8-K
CURRENT REPORT PURSUANT
TO SECTION 13 OR 15(D) OF THE
SECURITIES EXCHANGE ACT OF 1934
Date of report (Date of earliest event reported):
April 23, 2012
Bacterin
International Holdings, Inc.
(Exact Name of Registrant as Specified in
        Its Charter)
Delaware
(State or Other Jurisdiction of Incorporation)
333-158426
20-5313323
(Commission File Number)
(IRS Employer Identification No.)
600 Cruiser Lane
Belgrade, Montana
59714
(Address of Principal Executive Offices)
(Zip Code)
(406) 388-0480
(Registrant's Telephone Number, Including
        Area Code)
(Former Name or Former Address, if Changed Since Last Report)
Check the appropriate box below if the
Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions
(
see
General Instruction A.2. below):
¨
Written communications
pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨
Soliciting
material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨
Pre-commencement
communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
ITEM 1.01     Entry into a Material Definitive Agreement
The information contained above in Item 2.03
below is hereby incorporated by reference into this Item 1.01.
ITEM 2.03
Creation of a Direct Financial Obligation or an Obligation under an Off- Balance Sheet Arrangement of a Registrant.
Creation of a Direct Financial Obligation
On April 23, 2012, the Company entered
into a Credit and Security Agreement with MidCap Financial, LLC ("MidCap"), whereby MidCap and Silicon Valley Bank
("SVB") agreed to provide a $5 million revolving line of credit which allows the Company to borrow up to 80% of eligible
accounts receivable. The Company also amended its existing Loan and Security Agreement with MidCap to allow the Company to borrow
up to an additional $3 million for the next six months in connection with a permitted acquisition. The credit facility carries
an interest rate of LIBOR plus 4%, subject to a LIBOR floor rate of 2.5%. The Company also agreed to pay a 0.5% collateral management
fee on the average outstanding balance of the facility and 1% of the average unused portion of the facility, as well as a 1% origination
fee. Prepayment penalties apply.
The foregoing descriptions of the Credit
and Security Agreement and First Loan Modification Agreement are qualified in their entirety by reference to the full text of the
Credit and Security Agreement and First Loan Modification Agreement, copies of which are attached hereto as Exhibits 10.20 and
10.21, incorporated herein in their entirety by reference.
Item 7.01       Regulation FD Disclosure.
A copy of the press
release announcing the matters described in Items 2.03 above is attached as Exhibit 99.1 and incorporated herein. The information
in this Item 7.01 and the document attached as Exhibit 99.1 are being furnished and shall not be deemed "filed" for
purposes of Section 18 of the Securities and Exchange Act of 1934, as amended (the "Exchange Act"), nor otherwise subject
to the liabilities of that section, nor incorporated by reference in any filing under the Securities Act of 1933 or the Exchange
Act, except as shall be expressly set forth by specific reference in such a filing.
Item 9.01.
Financial Statements and Exhibits.
(d)
Exhibits
.
Exhibit No
Description
10.20
Credit and Security Agreement dated April 23, 2012 by and among the Company and MidCap Financial, LLC, as administrative agent and a lender, and Silicon Valley Bank, as a lender.
10.21
First Loan Modification Agreement dated April 23, 2012 by and among the Company and MidCap Funding III, LLC, as administrative agent and a lender, and Silicon Valley Bank, as a lender.
99.1
Press Release of Bacterin International Holdings, Inc., dated April 23, 2012 entitled "Bacterin Secures Accounts Receivable Credit Facility"
SIGNATURE
Pursuant to the requirements
of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned
hereunto duly authorized.
Dated:  April 23, 2012
BACTERIN INTERNATIONAL HOLDINGS, INC
.
By: /s/ Guy S. Cook
Name:  Guy S. Cook
Title: President and Chief Executive Officer
Exhibit Index
Exhibit No
Description
10.20
Credit and Security Agreement dated April 23, 2012 by and among the Company and MidCap Financial, LLC, as administrative agent and a lender, and Silicon Valley Bank, as a lender.
10.21
First Loan Modification Agreement dated April 23, 2012 by and among the Company and MidCap Funding III, LLC, as administrative agent and a lender, and Silicon Valley Bank, as a lender.
99.1
Press Release of Bacterin International Holdings, Inc., dated April 23, 2012 entitled "Bacterin Secures Accounts Receivable Credit Facility"