Swanson Chad J.
SEC insider (Form 3/4/5 filer). CIK 0002038509. Chief Development Officer at PROTHENA CORP PUBLIC LTD CO (PRTA). 7 reported Form 4/5 transactions since Sep 2024; latest on Jul 28, 2026. Located in BRISBANE, CA.
Companies Swanson Chad J. has filed insider reports for
- PROTHENA CORP PUBLIC LTD CO (PRTA): Officer, Chief Development Officer
Swanson Chad J.
CIK: 0002038509
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)
PROTHENA CORP PUBLIC LTD CO
Discretionary Trading P&L
Holdings
Transaction History (7 total)
- Jul 28, 2026PRTA
PROTHENA CORP PUBLIC LTD CO
Tax PaymentDirect3.5K shares at avg. $8.56$30K - Jul 28, 2026PRTA
PROTHENA CORP PUBLIC LTD CO
ExerciseDirect51K shares- - Jul 28, 2026PRTA
PROTHENA CORP PUBLIC LTD CO
DispositionDirect40.8K shares at avg. $8.56$349K - Mar 3, 2026PRTA
PROTHENA CORP PUBLIC LTD CO
AwardDirectStock Option (Right to Buy)
190K shares- - Jul 28, 2025PRTA
PROTHENA CORP PUBLIC LTD CO
AwardDirect85K shares- - Mar 5, 2025PRTA
PROTHENA CORP PUBLIC LTD CO
AwardDirectStock Option (Right to Buy)
107.5K shares- - Oct 1, 2024PRTA
PROTHENA CORP PUBLIC LTD CO
AwardDirectStock Option (Right to Buy)
40K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jul 28, 2026 | PRTA PROTHENA CORP PUBLIC LTD CO | Tax Payment | 3,467 | $8.56 | $29,678 | Direct |
| Jul 28, 2026 | PRTA PROTHENA CORP PUBLIC LTD CO | Exercise | 51,000 | - | $0 | Direct |
| Jul 28, 2026 | PRTA PROTHENA CORP PUBLIC LTD CO | Disposition | 40,800 | $8.56 | $349,248 | Direct |
| Mar 3, 2026 | PRTA PROTHENA CORP PUBLIC LTD CO | Award Stock Option (Right to Buy) | 190,000 | - | - | Direct |
| Jul 28, 2025 | PRTA PROTHENA CORP PUBLIC LTD CO | Award | 85,000 | - | - | Direct |
| Mar 5, 2025 | PRTA PROTHENA CORP PUBLIC LTD CO | Award Stock Option (Right to Buy) | 107,500 | - | - | Direct |
| Oct 1, 2024 | PRTA PROTHENA CORP PUBLIC LTD CO | Award Stock Option (Right to Buy) | 40,000 | - | - | Direct |
1-7 of 7 transactions