ETON Eton Pharmaceuticals, Inc.
Nasdaq · SEC CIK 1710340 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $29.20M 10 sales by 5 insiders
- Filings on record
- 81 since 2021-08-06, latest 2026-08-31 16:06
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| BRYNJELSEN SEAN | Pres, CEO, Dir, 10% | — | $9.91M |
| Opaleye Management Inc. | 10% | — | $6.89M |
| MAIER PAUL V | Dir | — | $5.91M |
| Krempa David | Chief Business Off | — | $4.86M |
| Adams Jennifer McKie | Dir | — | $1.62M |
| Erdogan-Trinkaus Ipek | Chief Commercial Off | — | — |
| Gruber James R. | CFO | — | — |
| RIEDEL NORBERT G | Dir | — | — |
Transactions 43
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DMA | 2026-08-31 16:06 | 2026-08-28 | ETON | MAIER PAUL V | Dir | M - OptEx | $4.49 | +62.5K | 72.2K | +641% | +$280.4K |
| DMA | 2026-08-31 16:06 | 2026-08-28 | ETON | MAIER PAUL V | Dir | S - Sale+OE | $59.07 | -50.0K | 59.7K | -46% | -$2.95M |
| D | 2026-08-28 16:51 | 2026-08-28 | ETON | MAIER PAUL V | Dir | M - OptEx | $3.78 | +50.0K | 109.7K | +84% | +$189.0K |
| DM | 2026-08-28 16:51 | 2026-08-28 | ETON | MAIER PAUL V | Dir | S - Sale+OE | $59.07 | -50.0K | 59.7K | -46% | -$2.95M |
| D | 2026-08-24 17:19 | 2026-08-24 | ETON | Krempa David | Chief Business Off | M - OptEx | $7.31 | +25.0K | 62.0K | +68% | +$182.8K |
| D | 2026-08-24 17:19 | 2026-08-24 | ETON | Krempa David | Chief Business Off | S - Sale+OE | $65.07 | -25.0K | 37.0K | -40% | -$1.63M |
| M | 2026-08-20 18:26 | 2026-08-19+ | ETON | BRYNJELSEN SEAN | Pres, CEO, Dir | S - Sale | $60.88 | -100.0K | 961.2K | -9% | -$6.09M |
| MAI | 2026-07-17 19:12 | 2026-07-14 | ETON | Opaleye Management Inc. | 10% | S - Sale | $37.54 | -28.3K | 40.0K | -41% | -$1.06M |
| MI | 2026-07-16 17:14 | 2026-07-14 | ETON | Opaleye Management Inc. | 10% | S - Sale | $37.54 | -28.3K | 40.0K | -41% | -$1.06M |
| DM | 2026-07-14 17:28 | 2026-07-12+ | ETON | BRYNJELSEN SEAN | Pres, CEO, Dir | M - OptEx | $1.37 | +227.5K | 1.06M | +27% | +$311.7K |
| D | 2026-07-13 16:36 | 2026-07-12 | ETON | Krempa David | Chief Business Off | M - OptEx | — | +10.0K | 37.0K | +37% | — |
| MI | 2026-07-07 18:29 | 2026-07-02+ | ETON | Opaleye Management Inc. | 10% | S - Sale | $37.64 | -126.7K | 53.3K | -70% | -$4.77M |
| D | 2026-06-17 17:08 | 2026-06-17 | ETON | Adams Jennifer McKie | Dir | M - OptEx | $3.78 | +50.0K | 50.0K | New | +$189.0K |
| D | 2026-06-17 17:08 | 2026-06-17 | ETON | Adams Jennifer McKie | Dir | S - Sale+OE | $32.48 | -50.0K | 0 | -100% | -$1.62M |
| M | 2026-05-29 16:16 | 2026-05-28 | ETON | BRYNJELSEN SEAN | Pres, CEO, Dir | S - Sale | $31.88 | -120.0K | 833.7K | -13% | -$3.83M |
| DM | 2026-05-27 18:28 | 2026-05-22+ | ETON | Krempa David | Chief Business Off | M - OptEx | $2.32 | +87.8K | 44.9K | New | +$204.1K |
| DM | 2026-05-27 18:28 | 2026-05-22+ | ETON | Krempa David | Chief Business Off | S - Sale+OE | $32.30 | -100.0K | 25.2K | -80% | -$3.23M |
| DM | 2026-04-22 16:40 | 2026-04-21 | ETON | RIEDEL NORBERT G | Dir | M - OptEx | $8.10 | +32.2K | 67.2K | +92% | +$260.6K |
| D | 2026-02-05 | 2026-02-03 | ETON | RIEDEL NORBERT G | Dir | X - OptEx | $4.42 | +30.0K | 35.0K | +600% | +$132.6K |
| D | 2026-01-14 | 2026-01-14 | ETON | Krempa David | Chief Business Off | F - Tax | $15.62 | -1,942 | 630.2K | -0.3% | -$30.3K |
| D | 2026-01-14 | 2026-01-01 | ETON | BRYNJELSEN SEAN | Pres, CEO, Dir, 10% | F - Tax | $15.39 | -5,015 | 2.89M | -0.2% | -$77.2K |
| D | 2026-01-14 | 2026-01-14 | ETON | Gruber James R. | CFO | F - Tax | $15.47 | -2,293 | 213.4K | -1% | -$35.5K |
| 2025-12-12 | 2025-12-12 | ETON | BRYNJELSEN SEAN | Pres, CEO, Dir, 10% | F - Tax | $16.83 | -6,732 | 2.89M | -0.2% | -$113.3K | |
| D | 2025-12-12 | 2025-12-12 | ETON | Krempa David | Chief Business Off | F - Tax | $17.00 | -6,264 | 632.2K | -1.0% | -$106.5K |
| 2025-12-12 | 2025-12-12 | ETON | Erdogan-Trinkaus Ipek | Chief Commercial Off | F - Tax | $16.90 | -85 | 2,403 | -3% | -$1,436 | |
| D | 2025-12-12 | 2025-12-12 | ETON | Gruber James R. | CFO | F - Tax | $16.99 | -4,542 | 215.7K | -2% | -$77.2K |
| M | 2025-08-20 | 2025-08-19+ | ETON | Gruber James R. | CFO | S - Sale | $16.15 | -41.7K | 205.3K | -17% | -$673.7K |
| M | 2025-06-16 | 2025-06-12+ | ETON | Krempa David | Chief Business Off | S - Sale | $14.83 | -34.0K | 622.9K | -5% | -$504.3K |
| MI | 2025-06-12 | 2025-06-10 | ETON | Opaleye Management Inc. | 10% | P - Purchase | $15.82 | +7,930 | 2.77M | +0.3% | +$125.5K |
| M | 2025-06-05 | 2025-06-03+ | ETON | BRYNJELSEN SEAN | Pres, CEO, Dir, 10% | S - Sale | $17.11 | -210.0K | 3.01M | -7% | -$3.59M |
| DM | 2025-01-06 | 2025-01-03 | ETON | RIEDEL NORBERT G | Dir | M - OptEx | $3.65 | +102.4K | 137.1K | +295% | +$373.8K |
| I | 2024-10-25 | 2024-10-23 | ETON | Opaleye Management Inc. | 10% | P - Purchase | $7.98 | +10.0K | 2.77M | +0.4% | +$79.8K |
| MI | 2024-10-08 | 2024-10-04+ | ETON | Opaleye Management Inc. | 10% | P - Purchase | $6.99 | +62.1K | 2.72M | +2% | +$434.1K |
| MI | 2024-09-12 | 2024-09-10+ | ETON | Opaleye Management Inc. | 10% | P - Purchase | $4.70 | +107.5K | 70.0K | New | +$504.9K |
| 2022-09-23 | 2022-09-22 | ETON | BRYNJELSEN SEAN | CEO, Dir | P - Purchase | $2.10 | +10.0K | 1.04M | +1.0% | +$21.0K | |
| I | 2021-11-19 | 2021-11-17 | ETON | Opaleye Management Inc. | 10% | S - Sale | $4.67 | -25.0K | 2.38M | -1% | -$116.8K |
| MI | 2021-11-17 | 2021-11-15+ | ETON | Opaleye Management Inc. | 10% | S - Sale | $4.85 | -15.4K | 2.40M | -0.6% | -$74.8K |
| MI | 2021-11-09 | 2021-11-05+ | ETON | Opaleye Management Inc. | 10% | S - Sale | $6.25 | -220.4K | 86.4K | -72% | -$1.38M |
| MI | 2021-11-05 | 2021-11-03+ | ETON | Opaleye Management Inc. | 10% | S - Sale | $6.49 | -202.2K | 2.62M | -7% | -$1.31M |
| MI | 2021-10-13 | 2021-10-08+ | ETON | Opaleye Management Inc. | 10% | S - Sale | $5.03 | -165.1K | 112.8K | -59% | -$831.1K |
| 2021-08-20 | 2021-08-20 | ETON | BRYNJELSEN SEAN | Pres, CEO, Dir | P - Purchase | $4.32 | +10.0K | 1.03M | +1.0% | +$43.2K | |
| 2021-08-20 | 2021-08-20 | ETON | Troutman William Wilson | CFO, Treas, Sec | P - Purchase | $4.43 | +5,000 | 23.0K | +28% | +$22.1K | |
| MI | 2021-08-06 | 2021-08-04+ | ETON | Opaleye Management Inc. | 10% | S - Sale | $5.83 | -604.5K | 132.1K | -82% | -$3.52M |
Purchase Sale Sale after option exercise All abbreviations