Cyanotech Insider Trades

CYAN

Track insider trading activity from Cyanotech executives and directors. See which insiders are buying and selling CYAN stock.

Trades Last 12 Months

CYAN Price

All Insider Trades for Cyanotech

Sort by: Latest Trade Biggest Holding
Insider
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Miyashiro Jennifer A.S. Cfo, VP Fin & Admin, Treasurer
Holding Value $22k 50,000 shares
Last Trade
Sep 12, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$14.5k 50,000 shares
$0.29
$0.44
Vied David L Director
Holding Value $99.1k 225,138 shares
Last Trade
Aug 28, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$14k 50,000 shares
$0.28
$0.44
Mulder David M Director
Holding Value $89.5k 203,468 shares
Last Trade
Aug 28, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$14k 50,000 shares
$0.28
$0.44
Davis Michael A / 10% owner
Holding Value $673k 1,528,598 shares
Last Trade
Aug 28, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$14k 50,000 shares
$0.28
$0.44
Jensen Glenn Vp, Operations
Holding Value $12.2k 27,727 shares
Last Trade
Jul 29, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$624 1,642 shares
$0.38
$0.44
Custer Matthew Keith President And CEO
Holding Value $28.2k 64,137 shares
Last Trade
Jul 29, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$789 2,075 shares
$0.38
$0.44
Cysewski Gerald R other, Chief Scientific Officer
Holding Value $15 34 shares
Last Trade
Jul 29, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$599 1,577 shares
$0.38
$0.44
Johansen Jennifer M. Vp, Quality, Regulatory & Govt
Holding Value $4.29k 9,743 shares
Last Trade
Jul 29, 2025 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$212 518 shares
$0.41
$0.44
Nordin Amy Beth Vp, Hr, Secretary
Holding Value $4.21k 9,576 shares
Last Trade
Jul 29, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$571 1,502 shares
$0.38
$0.44
Holding Value $22k 50,000 shares
Last Trade
May 19, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$16k 50,000 shares
$0.32
$0.44
Kakuk Collette Nicole Chief Strategic Comml Officer
Holding Value $2.08k 4,721 shares
Last Trade
Apr 07, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$10.2 33 shares
$0.31
$0.44
Hartmann Charles Jason Vp, Sales & Marketing
Holding Value $2.49k 5,648 shares
Last Trade
Jul 29, 2024 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$941 1,680 shares
$0.56
$0.44
Ladin Felicia I Cfo, VP Fin & Admin, Treasurer
Holding Value $2.06k 4,678 shares
Last Trade
Jul 29, 2024 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$367 656 shares
$0.56
$0.44
Holding Value $23.6k 53,567 shares
Last Trade
Aug 25, 2023 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$29.2k 40,506 shares
$0.72
$0.44
Holding Value $17.4k 39,455 shares
Last Trade
Aug 30, 2022 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$32k 13,061 shares
$2.45
$0.44
Katz Nancy E Director
Holding Value $24.4k 55,395 shares
Last Trade
Oct 18, 2021 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$32k 11,228 shares
$2.85
$0.44
Waldron John T Director
Holding Value $7.09k 16,113 shares
Last Trade
Aug 10, 2021 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$2.56k 875 shares
$2.93
$0.44
Orlopp Brian Brett Cfo, VP Fin & Admin
Holding Value $786 1,786 shares
Last Trade
Jul 30, 2020 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$3.69k 1,686 shares
$2.19
$0.44
Holding Value $11.1k 25,161 shares
Last Trade
Nov 08, 2019 Sale (Sale to Issuer)Shares sold back to the company, such as a repurchase or tender.
$3.45k 1,444 shares
$2.39
$0.44
Holding Value $374k 850,116 shares
Last Trade
Nov 07, 2018 Purchase (Other)Another type of insider transaction reported on SEC Form 4.
$361k 100,506 shares
$3.59
$0.44

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