Brun Scott C.
SEC insider (Form 3/4/5 filer). CIK 0001863614. Director at Forte Biosciences, Inc. (FBRX) and 2 other issuers. 16 reported Form 4/5 transactions since Sep 2024; latest on Aug 27, 2026. Located in DALLAS, TX.
Companies Brun Scott C. has filed insider reports for
- Forte Biosciences, Inc. (FBRX): Director
- Cabaletta Bio, Inc. (CABA): Director
- Jasper Therapeutics, Inc. (JSPR): Director
Brun Scott C.
CIK: 0001863614
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (16 total)
- Aug 27, 2026FBRX
Forte Biosciences, Inc.
DispositionDirectStock Option (right to buy)
2K shares- - Aug 27, 2026FBRX
Forte Biosciences, Inc.
DispositionDirectRestricted Stock Units
18.4K shares- - Aug 27, 2026FBRX
Forte Biosciences, Inc.
DispositionDirectStock Option (right to buy)
31K shares- - Aug 27, 2026FBRX
Forte Biosciences, Inc.
DispositionDirectStock Option (right to buy)
2K shares- - Aug 27, 2026FBRX
Forte Biosciences, Inc.
DispositionDirectStock Option (right to buy)
1K shares- - Jun 9, 2026CABA
Cabaletta Bio, Inc.
AwardDirectStock Option (Right to Buy)
22K shares- - May 29, 2026FBRX
Forte Biosciences, Inc.
AwardDirectRestricted Stock Units
18.4K shares- - Jul 3, 2025JSPR
Jasper Therapeutics, Inc.
AwardDirectStock Option (right to buy)
7.5K shares- - Jun 9, 2025CABA
Cabaletta Bio, Inc.
AwardDirectStock Option (Right to Buy)
22K shares- - May 19, 2025CABA
Cabaletta Bio, Inc.
DispositionDirectStock Option (Right to Buy)
44K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 27, 2026 |  FBRX Forte Biosciences, Inc. | Disposition Stock Option (right to buy) | 2,000 | - | - | Direct |
| Aug 27, 2026 | FBRX Forte Biosciences, Inc. | Disposition Restricted Stock Units | 18,353 | - | - | Direct |
| Aug 27, 2026 | FBRX Forte Biosciences, Inc. | Disposition Stock Option (right to buy) | 31,000 | - | - | Direct |
| Aug 27, 2026 | FBRX Forte Biosciences, Inc. | Disposition Stock Option (right to buy) | 2,000 | - | - | Direct |
| Aug 27, 2026 | FBRX Forte Biosciences, Inc. | Disposition Stock Option (right to buy) | 1,000 | - | - | Direct |
| Jun 9, 2026 |  CABA Cabaletta Bio, Inc. | Award Stock Option (Right to Buy) | 22,000 | - | - | Direct |
| May 29, 2026 | FBRX Forte Biosciences, Inc. | Award Restricted Stock Units | 18,353 | - | - | Direct |
| Jul 3, 2025 |  JSPR Jasper Therapeutics, Inc. | Award Stock Option (right to buy) | 7,500 | - | - | Direct |
| Jun 9, 2025 | CABA Cabaletta Bio, Inc. | Award Stock Option (Right to Buy) | 22,000 | - | - | Direct |
| May 19, 2025 | CABA Cabaletta Bio, Inc. | Disposition Stock Option (Right to Buy) | 44,000 | - | - | Direct |
1-10 of 16 transactions