SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
Jensen Glenn
(Last) (First) (Middle)
73-4460 QUEEN KAAHUMANU HWY #102
(Street)
KAILUA-KONA HI 96740
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
CYANOTECH CORP [ CYAN ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
VP of Manufacturing
3. Date of Earliest Transaction (Month/Day/Year)
12/04/2017
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Cyanotech Corporation Common Stock 12/04/2017 M 2,000 A $1.6 12,333 D
Cyanotech Corporation Common Stock 375 I By Spouse
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Cyanotech common stock options $1.6 12/04/2017 M 2,000 (1) 02/21/2018 Cyanotech common stock 2,000 $0 0 D
Cyanotech common stock options $2.08 (2) 04/30/2019 Cyanotech common stock 10,000 10,000 D
Cyanotech common stock options $3.58 (3) 06/30/2021 Cyanotech common stock 8,000 8,000 D
Cyanotech common stock options $3.82 (4) 08/28/2021 Cyanotech common stock 2,000 2,000 D
Cyanotech common stock options $3.82 (5) 08/28/2021 Cyanotech common stock 35,000 35,000 D
Cyanotech common stock options $5.84 (6) 07/18/2022 Cyanotech common stock 10,000 10,000 D
Restricted stock units (7) (8) (8) Cyanotech common stock 500 500 D
Explanation of Responses:
1. Mr Jensen acquired 2,000 stock options on 2/22/2008, of which 200 options became exercisable on 2/22/2009, 400 options became exercisable on 2/22/2010, 600 options became exercisable on 2/22/2011 and 800 options became exercisable on 2/22/2012.
2. Mr Jensen acquired 10,000 stock options on 4/30/2009, of which 1,000 options became exercisable on 4/30/2010, 2,000 options became exercisable on 4/30/2011, 3,000 options became exercisable on 4/30/2012 and 4,000 options became exercisable on 4/30/2013.
3. Mr Jensen acquired 8,000 stock options on 7/1/2011, of which 800 options became exercisable on 7/1/2011, 1,600 options became exercisable on 7/1/2012, 2,400 options became exercisable on 7/1/2013 and 3,200 options became exercisable on 7/1/2014.
4. Mr Jensen acquired 2,000 stock options on 8/29/2011, of which 200 options became exercisable on 8/29/2011, 400 options became exercisable on 8/29/2012, 600 options became exercisable on 8/29/2013 and 800 options became exercisable on 8/29/2014.
5. Mr Jensen acquired 35,000 stock options on 8/29/2011, of which 7,000 options became exercisable on 8/29/2012, 7,000 options became exercisable on 8/29/2013, 7,000 options became exercisable on 8/29/2014, 7,000 options became exercisable on 8/29/2015 and 7,000 options became exercisable on 8/29/2016.
6. Mr Jensen acquired 10,000 stock options on 7/19/2012, of which 2,500 options became exercisable on 7/19/2013, 2,500 options became exercisable on 7/19/2014, 2,500 options became exercisable on 7/19/2015 and 2,500 options became exercisable on 7/19/2016.
7. Each restricted stock unit represents the contingent right to receive one (1) share of Cyanotech common stock.
8. The restricted stock units shall vest as to 167 shares on 4/5/2018, 167 shares on 4/5/2019 and 166 shares on 4/5/2020, in each case subject to continued service with Cyanotech on the vesting date.
/s/ Dan Sprague, by Power of Attorney 01/05/2018
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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