SEC Insider Transactions from Cysewski Gerald R.

Last updated: 2026-03-14 09:41 UTC | Total transactions: 18

Cysewski Gerald R has filed 18 insider transactions across 1 company since February 2024.

Most recent transaction: a option exercise of 1577 shares of CYANOTECH CORP ($CYAN) on July 29, 2025.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
July 29, 2025 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Common Stock 1577 $0.00 147,539.0000 7,232,217 1.08% 0.02%
July 29, 2025 CYANOTECH CORP $CYAN Cysewski Gerald R Other F Common Stock 592 $0.41 146,947.0000 7,232,217 0.40% 0.01%
July 29, 2025 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Restricted Stock Units 1577 $0.00 34.0000 7,232,217 97.89% 0.02%
April 7, 2025 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Common Stock 33 $0.00 145,975.0000 0 0.02% 0.00%
April 7, 2025 CYANOTECH CORP $CYAN Cysewski Gerald R Other F Common Stock 13 $0.31 145,962.0000 0 0.01% 0.00%
April 7, 2025 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Restricted Stock Units 33 $0.00 1,611.0000 0 2.01% 0.00%
Feb. 18, 2025 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Common Stock 3900 $0.00 147,406.0000 0 2.72% 0.00%
Feb. 18, 2025 CYANOTECH CORP $CYAN Cysewski Gerald R Other F Common Stock 1464 $0.40 145,942.0000 0 0.99% 0.00%
Feb. 18, 2025 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Restricted Stock Units 3900 $0.00 1,644.0000 0 70.35% 0.00%
July 29, 2024 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Common Stock 1576 $0.00 144,098.0000 0 1.11% 0.00%
July 29, 2024 CYANOTECH CORP $CYAN Cysewski Gerald R Other F Common Stock 592 $0.56 143,506.0000 0 0.41% 0.00%
July 29, 2024 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Restricted Stock Units 1576 $0.00 5,544.0000 0 22.13% 0.00%
April 8, 2024 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Common Stock 33 $0.00 142,535.0000 0 0.02% 0.00%
April 8, 2024 CYANOTECH CORP $CYAN Cysewski Gerald R Other F Common Stock 13 $0.40 142,522.0000 0 0.01% 0.00%
April 8, 2024 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Restricted Stock Units 33 $0.00 7,120.0000 0 0.46% 0.00%
Feb. 16, 2024 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Common Stock 3900 $0.00 143,967.0000 0 2.78% 0.00%
Feb. 16, 2024 CYANOTECH CORP $CYAN Cysewski Gerald R Other F Common Stock 1465 $0.44 142,502.0000 0 1.02% 0.00%
Feb. 16, 2024 CYANOTECH CORP $CYAN Cysewski Gerald R Other M Restricted Stock Units 3900 $0.00 7,153.0000 0 35.28% 0.00%