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Filing Details

Accession Number:: 0001144204-11-013854
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2011-03-09 12:00:00
Reporting Period:: 2011-03-07

Filing Date:: 2011-03-09
Accepted Time:: 2011-03-09 19:14:23
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
768408	Cyanotech Corp	CYAN	Medicinal Chemicals & Botanical Products (2833)	911206026

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1201156	/ A Michael Davis	73-4460 Queen Kaahumanu Hwy #102 Kailua-Kona HI 96740		Yes	No	Yes	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	100	$3.50	280,872	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	800	$3.50	281,672	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	650	$3.51	282,322	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	1,561	$3.52	283,883	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	100	$3.52	283,983	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	1,000	$3.53	284,983	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	100	$3.53	285,083	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	2,000	$3.55	287,083	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	1,433	$3.55	288,516	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	300	$3.56	288,816	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	200	$3.57	289,016	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	100	$3.58	289,116	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	300	$3.58	289,416	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	100	$3.58	289,516	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	100	$3.59	289,616	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	200	$3.59	289,816	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	6,267	$3.60	296,083	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	2,200	$3.61	298,283	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	400	$3.66	298,683	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	2,156	$3.67	300,839	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	33	$3.69	300,872	No	4	P	Direct
Cyanotech Corporation Common Stock	Acquisiton	2011-03-07	3,850	$3.70	304,722	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Cyanotech Corporation Common Stock	50,000	Indirect	By self as UTMA custodian for daughters
Cyanotech Corporation Common Stock	150,000	Indirect	By self as co-trustee for trusts for the benefit of Mr. Davis' children
Cyanotech Corporation Common Stock	31,250	Indirect	By spouse
Cyanotech Corporation Common Stock	480,769	Indirect	By self as co-trustee of the Michael Arlen Davis Charitable Lead Annuity Trust