SEC CIK 1239956
WIERENGA WENDELL
Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| CYTKview stock → | 35,660 | 2026-10-16 |
| CRNXview stock → | 0 | 2026-09-01 |
Position History — CYTK
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — CYTK
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-10-16 | Grant / award | 97 | $63.92 | 35,660 |
| 2026-07-15 | Grant / award | 75 | $82.62 | 35,563 |
| 2026-05-27 | Grant / award (derivative) | 4,301 | $0.00 | 4,301 |
| 2026-05-27 | Grant / award | 2,851 | $0.00 | 35,488 |
| 2026-05-05 | Option exercise (derivative) | 4,032 | $0.00 | 0 |
| 2026-05-05 | Open-market sale | 4,032 | $75.00 | 32,637 |
| 2026-05-05 | Option exercise | 4,032 | $12.40 | 36,669 |
| 2026-04-15 | Grant / award | 95 | $65.37 | 32,637 |
| 2026-01-15 | Grant / award | 98 | $63.44 | 32,542 |
| 2025-12-22 | Option exercise (derivative) | 20,000 | $0.00 | 0 |
| 2025-12-22 | Option exercise | 20,000 | $7.61 | 52,444 |
| 2025-12-22 | Open-market sale | 20,000 | $66.14 | 32,444 |
| 2025-10-27 | Option exercise (derivative) | 4,375 | $0.00 | 0 |
| 2025-10-27 | Option exercise | 4,375 | $10.00 | 36,819 |
| 2025-10-27 | Open-market sale | 4,375 | $58.68 | 32,444 |
| 2025-10-15 | Grant / award | 99 | $62.80 | 32,444 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.