Updated Jul 16, 2026
Krempa David has filed 3 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $3.23M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-13 | ETON | Eton Pharmaceuticals, Inc. | M — Option exercise | 10.0K | — | |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | S — Open-market sale | 19.7K | $31.47 | $619K |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | M — Option exercise | 7.2K | $3.58 | $26K |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | M — Option exercise | 12.5K | $1.37 | $17K |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | S — Open-market sale | 37.5K | $31.49 | $1.18M |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | M — Option exercise | 12.5K | $1.37 | $17K |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | M — Option exercise | 25.0K | $1.38 | $34K |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | S — Open-market sale | 519 | $35.00 | $18K |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | S — Open-market sale | 9.3K | $33.88 | $316K |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | S — Open-market sale | 33.0K | $33.22 | $1.10M |
| 2026-05-27 | ETON | Eton Pharmaceuticals, Inc. | M — Option exercise | 30.6K | $3.58 | $110K |
| 2026-01-14 | ETON | Eton Pharmaceuticals, Inc. | F — Tax withholding / forfeiture | 1.9K | $15.62 | $30K |
Krempa David is a corporate insider — currently tracked as Chief Business Officer of Eton Pharmaceuticals, Inc. (ETON). InsiderAlpha tracks every SEC Form 4 filing in real time.
3 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 5 open-market sales ($3.23M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Krempa David profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.