Thistle Mary
SEC insider (Form 3/4/5 filer). CIK 0001317917. Director at Q32 Bio Inc. (QTTB) and 4 other issuers. 10 reported Form 4/5 transactions since Sep 2024; latest on Jun 16, 2026. Located in WALTHAM, MA.
Companies Thistle Mary has filed insider reports for
- Q32 Bio Inc. (QTTB): Director
- Cullinan Therapeutics, Inc. (CGEM): Director
- Entrada Therapeutics, Inc. (TRDA): Director
- Aktis Oncology, Inc. (AKTS): Director
- Vigil Neuroscience, Inc. (VIGL): Director
Thistle Mary
CIK: 0001317917
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 (10 total)
- Jun 16, 2026CGEM
Cullinan Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
25.3K shares- - Jun 12, 2026QTTB
Q32 Bio Inc.
AwardDirectStock Option (Right to Buy)
10.8K shares- - Jun 12, 2026QTTB
Q32 Bio Inc.
AwardDirectStock Option (Right to Buy)
9.8K shares- - Jun 10, 2026TRDA
Entrada Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
19K shares- - Oct 23, 2025QTTB
Q32 Bio Inc.
AwardDirectStock Option (Right to Buy)
53.5K shares- - Aug 5, 2025VIGL
Vigil Neuroscience, Inc.
DispositionDirect5K shares- - Jun 11, 2025TRDA
Entrada Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
19K shares- - May 22, 2025VIGL
Vigil Neuroscience, Inc.
AwardDirect5K shares- - Feb 24, 2025QTTB
Q32 Bio Inc.
DispositionDirectStock Option (Right to Buy)
12.8K shares- - Feb 24, 2025QTTB
Q32 Bio Inc.
AwardDirectStock Option (Right to Buy)
12.8K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jun 16, 2026 |  CGEM Cullinan Therapeutics, Inc. | Award Stock Option (Right to Buy) | 25,319 | - | - | Direct |
| Jun 12, 2026 |  QTTB Q32 Bio Inc. | Award Stock Option (Right to Buy) | 10,826 | - | - | Direct |
| Jun 12, 2026 | QTTB Q32 Bio Inc. | Award Stock Option (Right to Buy) | 9,810 | - | - | Direct |
| Jun 10, 2026 |  TRDA Entrada Therapeutics, Inc. | Award Stock Option (Right to Buy) | 19,000 | - | - | Direct |
| Oct 23, 2025 | QTTB Q32 Bio Inc. | Award Stock Option (Right to Buy) | 53,521 | - | - | Direct |
| Aug 5, 2025 |  VIGL Vigil Neuroscience, Inc. | Disposition | 5,000 | - | - | Direct |
| Jun 11, 2025 | TRDA Entrada Therapeutics, Inc. | Award Stock Option (Right to Buy) | 19,000 | - | - | Direct |
| May 22, 2025 | VIGL Vigil Neuroscience, Inc. | Award | 5,000 | - | - | Direct |
| Feb 24, 2025 | QTTB Q32 Bio Inc. | Disposition Stock Option (Right to Buy) | 12,767 | - | - | Direct |
| Feb 24, 2025 | QTTB Q32 Bio Inc. | Award Stock Option (Right to Buy) | 12,767 | - | - | Direct |
1-10 of 10 transactions