MacBeath Gavin
SEC insider (Form 3/4/5 filer). CIK 0001738082. Chief Executive Officer at TScan Therapeutics, Inc. (TCRX). 4 reported Form 4/5 transactions since Sep 2024; latest on Oct 1, 2026. Located in WALTHAM, MA.
Companies MacBeath Gavin has filed insider reports for
- TScan Therapeutics, Inc. (TCRX): Director, Officer, Chief Executive Officer
MacBeath Gavin
CIK: 0001738082
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)
TScan Therapeutics, Inc.
Discretionary Trading P&L
Holdings
Transaction History (4 total)
- Oct 1, 2026TCRX
TScan Therapeutics, Inc.
AwardDirect1M shares- - Jan 20, 2026TCRX
TScan Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
1.2M shares- - Jan 3, 2025TCRX
TScan Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
800K shares- - Jan 12, 2024TCRX
TScan Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
160K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 1, 2026 | TCRX TScan Therapeutics, Inc. | Award | 1,000,000 | - | $0 | Direct |
| Jan 20, 2026 | TCRX TScan Therapeutics, Inc. | Award Stock Option (Right to Buy) | 1,165,000 | - | - | Direct |
| Jan 3, 2025 | TCRX TScan Therapeutics, Inc. | Award Stock Option (Right to Buy) | 800,000 | - | - | Direct |
| Jan 12, 2024 | TCRX TScan Therapeutics, Inc. | Award Stock Option (Right to Buy) | 160,000 | - | - | Direct |
1-4 of 4 transactions