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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;"><b>UNITED STATES</b></p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;"><b>SECURITIES AND EXCHANGE COMMISSION</b></p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;"><b>Washington, D.C.&nbsp;20549</b></p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;"><b>FORM&nbsp;8-K</b></p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;"><b>CURRENT REPORT</b></p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;"><b>Pursuant to Section&nbsp;13 or 15(d)&nbsp;of the Securities Exchange Act of 1934</b></p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;">Date of Report (Date of earliest event reported):<b>&nbsp;&nbsp;August 31, 2018</b></p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;"><b>Cyanotech Corporation</b></p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;">(Exact name of Registrant as specified in its charter)</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;">&nbsp;</p>

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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;"><b>Nevada</b></p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;"><b>000-14602</b></p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;"><b>91-1206026</b></p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;">(State or Other Jurisdiction of Incorporation)</p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;">(Commission File Number)</p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;">(IRS Employer Identification No.)</p>
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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;"><b>73-4460 Queen Kaahumanu Highway, Suite #102<br>
			Kailua Kona, HI</b></p>
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			<b>96740</b></p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;">(Address of Principal Executive Offices)</p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;">(Zip Code)</p>
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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;">Registrant&rsquo;s telephone number, including area code: <b>(808) 326-1353</b></p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;">(Former Name or Former Address, if Changed Since Last Report)</p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">Check the appropriate box below if the Form&nbsp;8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:</p>

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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">Written communications pursuant to Rule&nbsp;425 under the Securities Act (17 CFR 230.425)</p>
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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">&#9744;</p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">Soliciting material pursuant to Rule&nbsp;14a-12 under the Exchange Act (17 CFR 240.14a-12)</p>
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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">&#9744;</p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">Pre-commencement communications pursuant to Rule&nbsp;14d-2(b)&nbsp;under the Exchange Act (17 CFR 240.14d-2(b))</p>
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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">&#9744;</p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">Pre-commencement communications pursuant to Rule&nbsp;13e-4(c)&nbsp;under the Exchange Act (17 CFR 240.13e-4(c))</p>
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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.</p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">Emerging growth company&nbsp;&#9744;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 15pt;text-align:left;">&nbsp;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.&nbsp;&#9744;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;"><b>&nbsp;</b></p>

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<p style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; margin: 0pt; text-align: left">&nbsp;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;"><b>Item 8.01 Other Events.</b></p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">On September 7, 2018, Cyanotech Corporation issued a press release announcing an Asset Purchase Agreement with Cellana LLC. A copy of the press release is attached as Exhibit 99.1 to this Form 8-K and is incorporated by reference herein.</p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;">&nbsp;<b>Item 9.01 Financial Statements and Exhibits.</b></p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;"><b>(d)&nbsp; Exhibits</b></p>

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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;"><b>Exhibit No.</b></p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;"><b>Description</b></p>
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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">&nbsp;</p>

<p style="text-indent: 9pt; margin-left: 27pt;">99.1&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Press Release dated September 7, 2018.</p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;"><b>SIGNATURES</b></p>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;text-indent:36pt;">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>

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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:left;text-indent:36pt;">Dated: September 7, 2018</p>

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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;"><b>CYANOTECH CORPORATION</b></p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">/s/&nbsp;Jole Deal</p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">Title: Chief Financial Officer</p>
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<p style="font-family: &quot;Times New Roman&quot;, Times, serif; font-size: 10pt; margin: 0pt; text-align: center;"><b>EXHIBIT INDEX</b></p>

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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:center;"><b>Exhibit No.</b></p>
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			<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;"><b>Description</b></p>
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<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt;text-align:left;">&nbsp;</p>

<p style="text-indent: 9pt; margin-left: 27pt;">99.1&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Press Release dated September 7, 2018.</p>

<p style="font-family:'Times New Roman', Times, serif;font-size:10pt;margin:0pt 7.5pt;text-align:center;"><b>&nbsp;</b></p>
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cyan20180906_8k.htm
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 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):
August 31, 2018
Cyanotech Corporation
(Exact name of Registrant as specified in its charter)
Nevada
000-14602
91-1206026
(State or Other Jurisdiction of Incorporation)
(Commission File Number)
(IRS Employer Identification No.)
73-4460 Queen Kaahumanu Highway, Suite #102
Kailua Kona, HI
96740
(Address of Principal Executive Offices)
(Zip Code)
Registrant's telephone number, including area code:
(808) 326-1353
(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:
☐
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))
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
Item 8.01 Other Events.
On September 7, 2018, Cyanotech Corporation issued a press release announcing an Asset Purchase Agreement with Cellana LLC. A copy of the press release is attached as Exhibit 99.1 to this Form 8-K and is incorporated by reference herein.
Item 9.01 Financial Statements and Exhibits.
(d)  Exhibits
Exhibit No.
Description
99.1                      Press Release dated September 7, 2018.
SIGNATURES
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: September 7, 2018
CYANOTECH CORPORATION
By:
/s/ Jole Deal
Name: Jole Deal
Title: Chief Financial Officer
EXHIBIT INDEX
Exhibit No.
Description
99.1                      Press Release dated September 7, 2018.