Sean Brynjelsen, President and CEO of Eton Pharmaceuticals ($ETON), sold about $3.6 million in company shares through five open market transactions over the past year, with the latest on June 5, 2025. These sales rank 2402nd among 11,678 individual insiders, below the average of $8.6 million per seller and 6.4 transactions. Brynjelsen made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 12, 2026 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | A | Restricted Stock Units | 100517 | $0.00 | 3,147,829.0000 | 26,893,000 | 3.30% | 0.37% |
| Jan. 12, 2026 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | A | Employee Stock Option (Right to Buy) | 158046 | $0.00 | 3,047,312.0000 | 26,893,000 | 5.47% | 0.59% |
| Jan. 1, 2026 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | F | Common Stock | 5015 | $15.39 | 2,889,266.0000 | 26,893,000 | 0.17% | 0.02% |
| Dec. 12, 2025 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | F | Common Stock | 6732 | $16.83 | 2,894,281.0000 | 26,893,000 | 0.23% | 0.03% |
| June 5, 2025 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | S | Common Stock | 70000 | $16.81 | 2,873,513.0000 | 25,895,086 | 2.38% | 0.27% |
| June 3, 2025 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | S | Common Stock | 60945 | $17.38 | 3,022,568.0000 | 25,895,086 | 1.98% | 0.24% |
| June 3, 2025 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | S | Common Stock | 8655 | $18.38 | 3,013,913.0000 | 25,895,086 | 0.29% | 0.03% |
| June 3, 2025 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | S | Common Stock | 400 | $19.02 | 3,013,513.0000 | 25,895,086 | 0.01% | 0.00% |
| June 4, 2025 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | S | Common Stock | 70000 | $17.00 | 2,943,513.0000 | 25,895,086 | 2.32% | 0.27% |
| Jan. 3, 2025 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | A | Restricted Stock Units | 72004 | $0.00 | 72,004.0000 | 25,895,086 | 9999.99% | 0.28% |
| Jan. 3, 2025 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | A | Employee Stock Option (Right to Buy) | 107469 | $0.00 | 107,469.0000 | 25,895,086 | 9999.99% | 0.42% |
| Feb. 13, 2024 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | A | Stock Option (Right to buy) | 438633 | $0.00 | 2,473,014.0000 | 25,645,366 | 21.56% | 1.71% |
| March 3, 2023 | Eton Pharmaceuticals, Inc. | $ETON | BRYNJELSEN SEAN | President & CEO | A | Stock Option (Right to buy) | 350381 | $0.00 | 1,951,881.0000 | 25,146,000 | 21.88% | 1.39% |