CIK 0000768408 · Non-accelerated filer<br>Smaller reporting company
CYANOTECH CORP
Sign in to watch- Ticker
- CYAN
- Exchange
- OTC
- Industry
- Medicinal Chemicals & Botanical Products
- FY end
- Mar 31
- Incorporated
- NV
- Entity type
- operating
- EIN
- 911206026
- Phone
- 8083261353
- Business address
- 73-4460 QUEEN KAAHUMANU HWY, SUITE 102, KAILUA KONA, HI, 96740
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-05-19 | Brand Jennifer Kimberly VP of Sales | Grant or award · Cyanotech common stock options | +50,000 | 50,000 | ||
| 2025-05-19 | Nordin Amy Beth VP, HR, Secretary | Grant or award · Cyanotech common stock options | +75,000 | 75,000 | ||
| 2025-05-19 | Jensen Glenn VP, Operations | Grant or award · Cyanotech common stock options | +25,000 | 25,000 | ||
| 2025-04-07 | Kakuk Collette Nicole Chief Strategic Comml Officer | Option exercise | +33 | 4,721 | ||
| 2025-04-07 | Kakuk Collette Nicole Chief Strategic Comml Officer | Shares withheld for taxes | −14 | $0.31 | $4 | 4,707 |
| 2025-04-07 | Kakuk Collette Nicole Chief Strategic Comml Officer | Option exercise · Restricted Stock Units | −33 | 34 | ||
| 2025-04-07 | Nordin Amy Beth VP, HR, Secretary | Option exercise | +33 | 8,086 | ||
| 2025-04-07 | Nordin Amy Beth VP, HR, Secretary | Shares withheld for taxes | −12 | $0.31 | $4 | 8,074 |
| 2025-04-07 | Nordin Amy Beth VP, HR, Secretary | Option exercise · Restricted Stock Units | −33 | 1,536 | ||
| 2025-04-07 | Johansen Jennifer M. VP, Quality, Regulatory & Govt | Option exercise | +33 | 8,894 | ||
| 2025-04-07 | Johansen Jennifer M. VP, Quality, Regulatory & Govt | Shares withheld for taxes | −13 | $0.31 | $4 | 8,881 |
| 2025-04-07 | Johansen Jennifer M. VP, Quality, Regulatory & Govt | Option exercise · Restricted Stock Units | −33 | 1,414 | ||
| 2025-04-07 | Jensen Glenn VP, Operations | Option exercise | +33 | 26,098 | ||
| 2025-04-07 | Jensen Glenn VP, Operations | Shares withheld for taxes | −13 | $0.31 | $4 | 26,085 |
| 2025-04-07 | Jensen Glenn VP, Operations | Option exercise · Restricted Stock Units | −33 | 1,676 | ||
| 2025-04-07 | Custer Matthew Keith President and CEO | Option exercise | +33 | 4,679 | ||
| 2025-04-07 | Custer Matthew Keith President and CEO | Option exercise · Restricted Stock Units | −33 | 2,109 | ||
| 2025-04-07 | Cysewski Gerald R Chief Scientific Officer | Option exercise | +33 | 145,725 | ||
| 2025-04-07 | Cysewski Gerald R Chief Scientific Officer | Shares withheld for taxes | −13 | $0.31 | $4 | 145,712 |
| 2025-04-07 | Cysewski Gerald R Chief Scientific Officer | Option exercise · Restricted Stock Units | −33 | 1,611 |
Page 2 of 23 · 458 trades