Kulkarni Samarth
SEC insider (Form 3/4/5 filer). CIK 0001682019. Chief Executive Officer at CRISPR Therapeutics AG (CRSP) and 3 other issuers. 56 reported Form 4/5 transactions since Sep 2024; latest on Oct 19, 2026. Located in BOSTON, MA.
Companies Kulkarni Samarth has filed insider reports for
- CRISPR Therapeutics AG (CRSP): Director, Officer, Chief Executive Officer
- Black Diamond Therapeutics, Inc. (BDTX): Director
- Centessa Pharmaceuticals plc (CNTA): Director
- Oruka Therapeutics, Inc. (ORKA): Director
Kulkarni Samarth
CIK: 0001682019
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 (56 total)
- Oct 19, 2026CRSP
CRISPR Therapeutics AG
SaleDirect47.8K shares at avg. $49.78$2.4M - Oct 16, 2026CRSP
CRISPR Therapeutics AG
ExerciseDirect100K shares- - Oct 14, 2026CRSP
CRISPR Therapeutics AG
SaleDirect4.1K shares at avg. $49.26$202K - Oct 13, 2026CRSP
CRISPR Therapeutics AG
ExerciseDirect8.3K shares- - Jun 26, 2026BDTX
Black Diamond Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
40K shares- - Jun 24, 2026CNTA
Centessa Pharmaceuticals plc
DispositionDirectShare Option (right to buy)
48K shares- - Jun 24, 2026CNTA
Centessa Pharmaceuticals plc
DispositionDirectShare Option (right to buy)
48K shares- - Jun 24, 2026CNTA
Centessa Pharmaceuticals plc
DispositionDirectShare Option (right to buy)
208.5K shares- - Jun 24, 2026CNTA
Centessa Pharmaceuticals plc
DispositionDirectShare Option (right to buy)
48K shares- - Jun 24, 2026CNTA
Centessa Pharmaceuticals plc
DispositionDirectShare Option (right to buy)
40K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 19, 2026 |  CRSP CRISPR Therapeutics AG | Sale | 47,837 | $49.78 | $2,381,326 | Direct |
| Oct 16, 2026 | CRSP CRISPR Therapeutics AG | Exercise | 100,000 | - | $0 | Direct |
| Oct 14, 2026 | CRSP CRISPR Therapeutics AG | Sale | 4,098 | $49.26 | $201,867 | Direct |
| Oct 13, 2026 | CRSP CRISPR Therapeutics AG | Exercise | 8,333 | - | $0 | Direct |
| Jun 26, 2026 |  BDTX Black Diamond Therapeutics, Inc. | Award Stock Option (Right to Buy) | 40,000 | - | - | Direct |
| Jun 24, 2026 |  CNTA Centessa Pharmaceuticals plc | Disposition Share Option (right to buy) | 48,000 | - | - | Direct |
| Jun 24, 2026 | CNTA Centessa Pharmaceuticals plc | Disposition Share Option (right to buy) | 48,000 | - | - | Direct |
| Jun 24, 2026 | CNTA Centessa Pharmaceuticals plc | Disposition Share Option (right to buy) | 208,474 | - | - | Direct |
| Jun 24, 2026 | CNTA Centessa Pharmaceuticals plc | Disposition Share Option (right to buy) | 48,000 | - | - | Direct |
| Jun 24, 2026 | CNTA Centessa Pharmaceuticals plc | Disposition Share Option (right to buy) | 40,000 | - | - | Direct |
1-10 of 56 transactions