BRYNJELSEN SEAN
SEC insider (Form 3/4/5 filer). CIK 0001669976. President & CEO at Eton Pharmaceuticals, Inc. (ETON). 20 reported Form 4/5 transactions since Sep 2024; latest on Aug 20, 2026. Located in DEERPARK, IL.
Companies BRYNJELSEN SEAN has filed insider reports for
- Eton Pharmaceuticals, Inc. (ETON): Director, Officer, President & CEO
BRYNJELSEN SEAN
CIK: 0001669976
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Eton Pharmaceuticals, Inc.
Discretionary Trading P&L
Holdings
Transaction History (20 total)
- Aug 20, 2026ETON
Eton Pharmaceuticals, Inc.
SaleDirect7.3K shares at avg. $62.12$456K - Aug 20, 2026ETON
Eton Pharmaceuticals, Inc.
SaleDirect36.4K shares at avg. $61.11$2.2M - Aug 20, 2026ETON
Eton Pharmaceuticals, Inc.
SaleDirect47.3K shares at avg. $60.17$2.8M - Aug 19, 2026ETON
Eton Pharmaceuticals, Inc.
SaleDirect9K shares at avg. $62.65$562K - Jul 31, 2026ETON
Eton Pharmaceuticals, Inc.
AwardDirectCommon Stock
129K shares- - Jul 14, 2026ETON
Eton Pharmaceuticals, Inc.
ExerciseDirect200K shares at avg. $1.37$274K - Jul 12, 2026ETON
Eton Pharmaceuticals, Inc.
ExerciseDirect27.5K shares- - May 28, 2026ETON
Eton Pharmaceuticals, Inc.
SaleDirect119.9K shares at avg. $31.88$3.8M - May 28, 2026ETON
Eton Pharmaceuticals, Inc.
SaleDirect148 shares at avg. $32.67$5K - Jan 12, 2026ETON
Eton Pharmaceuticals, Inc.
AwardDirectRestricted Stock Units
100.5K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 20, 2026 | ETON Eton Pharmaceuticals, Inc. | Sale | 7,342 | $62.12 | $456,085 | Direct |
| Aug 20, 2026 | ETON Eton Pharmaceuticals, Inc. | Sale | 36,373 | $61.11 | $2,222,754 | Direct |
| Aug 20, 2026 | ETON Eton Pharmaceuticals, Inc. | Sale | 47,307 | $60.17 | $2,846,462 | Direct |
| Aug 19, 2026 | ETON Eton Pharmaceuticals, Inc. | Sale | 8,978 | $62.65 | $562,472 | Direct |
| Jul 31, 2026 | ETON Eton Pharmaceuticals, Inc. | Award Common Stock | 128,985 | - | - | Direct |
| Jul 14, 2026 | ETON Eton Pharmaceuticals, Inc. | Exercise | 200,000 | $1.37 | $274,000 | Direct |
| Jul 12, 2026 | ETON Eton Pharmaceuticals, Inc. | Exercise | 27,500 | - | $0 | Direct |
| May 28, 2026 | ETON Eton Pharmaceuticals, Inc. | Sale | 119,852 | $31.88 | $3,820,882 | Direct |
| May 28, 2026 | ETON Eton Pharmaceuticals, Inc. | Sale | 148 | $32.67 | $4,835 | Direct |
| Jan 12, 2026 | ETON Eton Pharmaceuticals, Inc. | Award Restricted Stock Units | 100,517 | - | - | Direct |
1-10 of 20 transactions