Custer Matthew Keith Insider Trades

Insider Trading History

Track insider trading activity for Custer Matthew Keith. See latest buy and sell transactions across all companies.

Holdings

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price

Insider Trades History

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $2.97k 6,754 shares
Last Trade
Jul 29, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$789 2,075 shares
$0.38
$0.44
Cyanotech
Cyanotech CYAN
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
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $66k 150,000 shares
Last Trade
Jun 16, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$58.5k 150,000 shares
$0.39
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $928 2,109 shares
Last Trade
Apr 07, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$10.2 33 shares
$0.31
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $2.06k 4,679 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
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $2.04k 4,646 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.
$436 779 shares
$0.56
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $942 2,142 shares
Last Trade
Jul 29, 2024 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.16k 2,074 shares
$0.56
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $2.39k 5,425 shares
Last Trade
Jul 29, 2024 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.16k 2,074 shares
$0.56
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $1.86k 4,216 shares
Last Trade
Apr 08, 2024 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$13.2 33 shares
$0.40
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $1.48k 3,364 shares
Last Trade
Apr 08, 2024 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$13.2 33 shares
$0.40
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $1.47k 3,351 shares
Last Trade
Apr 08, 2024 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$5.2 13 shares
$0.40
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $1.87k 4,249 shares
Last Trade
Jul 31, 2023 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.19k 2,603 shares
$0.84
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $1.47k 3,331 shares
Last Trade
Jul 31, 2023 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$822 978 shares
$0.84
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $1.9k 4,309 shares
Last Trade
Jul 31, 2023 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.19k 2,603 shares
$0.84
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $751 1,706 shares
Last Trade
Apr 06, 2023 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$12.2 13 shares
$0.94
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $3.01k 6,852 shares
Last Trade
Apr 06, 2023 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$32 34 shares
$0.94
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $3.03k 6,886 shares
Last Trade
Apr 06, 2023 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$94 100 shares
$0.94
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $756 1,719 shares
Last Trade
Apr 06, 2023 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$32 34 shares
$0.94
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $829 1,884 shares
Last Trade
Jul 29, 2022 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.65k 529 shares
$3.12
$0.44
Cyanotech
Cyanotech CYAN
President And CEO
Holding Value $741 1,685 shares
Last Trade
Jul 29, 2022 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$627 199 shares
$3.15
$0.44

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