Eton Pharmaceuticals, Inc. (ETON) Insider Trading -- Recent Executive & Director Transactions
8 insiders reported 65 Form 4 transactions for Eton Pharmaceuticals, Inc. (ETON) over the past 18 months (most recent 2026-10-06). Recent activity: Krempa David (Chief Business Officer) Sell 4,166 shares, Krempa David (Chief Business Officer) Buy 10,522 shares, MAIER PAUL V (Director) Sell 36,387 shares, MAIER PAUL V (Director) Buy 50,000 shares, MAIER PAUL V (Director) Sell 13,485 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-06 | Krempa David | Chief Business Officer | Sell | 4,166 | $229,406 |
| 2026-10-06 | Krempa David | Chief Business Officer | Buy | 10,522 | $0 |
| 2026-08-31 | MAIER PAUL V | Director | Sell | 36,387 | $2.1M |
| 2026-08-31 | MAIER PAUL V | Director | Buy | 50,000 | $189,000 |
| 2026-08-31 | MAIER PAUL V | Director | Sell | 13,485 | $811,932 |
| 2026-08-31 | MAIER PAUL V | Director | Sell | 128 | $7,907 |
| 2026-08-31 | MAIER PAUL V | Director | Buy | 12,500 | $91,375 |
| 2026-08-28 | MAIER PAUL V | Director | Buy | 50,000 | $189,000 |
| 2026-08-28 | MAIER PAUL V | Director | Sell | 36,387 | $2.1M |
| 2026-08-28 | MAIER PAUL V | Director | Sell | 13,485 | $811,932 |
| 2026-08-28 | MAIER PAUL V | Director | Sell | 128 | $7,907 |
| 2026-08-24 | Krempa David | Chief Business Officer | Sell | 25,000 | $1.6M |
| 2026-08-24 | Krempa David | Chief Business Officer | Buy | 25,000 | $182,750 |
| 2026-08-20 | BRYNJELSEN SEAN | President & CEO | Sell | 8,978 | $562,472 |
| 2026-08-20 | BRYNJELSEN SEAN | President & CEO | Sell | 47,307 | $2.8M |
| 2026-08-20 | BRYNJELSEN SEAN | President & CEO | Sell | 36,373 | $2.2M |
| 2026-08-20 | BRYNJELSEN SEAN | President & CEO | Sell | 7,342 | $456,085 |
| 2026-07-17 | Opaleye Management Inc. | 10% Owner | Sell | 15,000 | $563,146 |
| 2026-07-17 | Opaleye Management Inc. | 10% Owner | Sell | 13,315 | $499,886 |
| 2026-07-16 | Opaleye Management Inc. | 10% Owner | Sell | 15,000 | $563,146 |
| 2026-07-16 | Opaleye Management Inc. | 10% Owner | Sell | 13,315 | $499,886 |
| 2026-07-14 | BRYNJELSEN SEAN | President & CEO | Buy | 27,500 | $0 |
| 2026-07-14 | BRYNJELSEN SEAN | President & CEO | Buy | 200,000 | $274,000 |
| 2026-07-13 | Krempa David | Chief Business Officer | Buy | 10,000 | $0 |
| 2026-07-07 | Opaleye Management Inc. | 10% Owner | Sell | 65,000 | $2.4M |
Source: SEC Form 4 filings · as of 2026-10-06