George Simeon
SEC insider (Form 3/4/5 filer). CIK 0001595117. Director at CRISPR Therapeutics AG (CRSP) and 3 other issuers. 20 reported Form 4/5 transactions since Sep 2024; latest on Oct 14, 2026. Located in REDWOOD CITY, CA.
Companies George Simeon has filed insider reports for
- CRISPR Therapeutics AG (CRSP): Director
- ADARx Pharmaceuticals, Inc. (ADRX): Director, 10% Owner
- Design Therapeutics, Inc. (DSGN): Director, 10% Owner
- Nkarta, Inc. (NKTX): Director
George Simeon
CIK: 0001595117
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 (20 total)
- Oct 14, 2026CRSP
CRISPR Therapeutics AG
SaleDirect14.5K shares at avg. $49.63$720K - Oct 14, 2026CRSP
CRISPR Therapeutics AG
ExerciseDirect30K shares at avg. $14.00$420K - Sep 28, 2026ADRX
ADARx Pharmaceuticals, Inc.
ConversionIndirect1.1M shares- - Sep 28, 2026ADRX
ADARx Pharmaceuticals, Inc.
ConversionIndirect512.9K shares- - Sep 28, 2026ADRX
ADARx Pharmaceuticals, Inc.
PurchaseIndirect592.6K shares at avg. $17.00$10.1M - Sep 28, 2026ADRX
ADARx Pharmaceuticals, Inc.
ConversionIndirect1.5M shares- - Sep 28, 2026ADRX
ADARx Pharmaceuticals, Inc.
PurchaseIndirect414.8K shares at avg. $17.00$7.1M - Sep 28, 2026ADRX
ADARx Pharmaceuticals, Inc.
ConversionIndirect1.7M shares- - Sep 28, 2026ADRX
ADARx Pharmaceuticals, Inc.
ConversionIndirect169K shares- - Sep 28, 2026ADRX
ADARx Pharmaceuticals, Inc.
PurchaseIndirect592.6K shares at avg. $17.00$10.1M
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 14, 2026 |  CRSP CRISPR Therapeutics AG | Sale | 14,514 | $49.63 | $720,373 | Direct |
| Oct 14, 2026 | CRSP CRISPR Therapeutics AG | Exercise | 30,000 | $14.00 | $420,000 | Direct |
| Sep 28, 2026 |  ADRX ADARx Pharmaceuticals, Inc. | Conversion | 1,113,666 | - | $0 | Indirect |
| Sep 28, 2026 | ADRX ADARx Pharmaceuticals, Inc. | Conversion | 512,897 | - | $0 | Indirect |
| Sep 28, 2026 | ADRX ADARx Pharmaceuticals, Inc. | Purchase | 592,593 | $17.00 | $10,074,081 | Indirect |
| Sep 28, 2026 | ADRX ADARx Pharmaceuticals, Inc. | Conversion | 1,538,691 | - | $0 | Indirect |
| Sep 28, 2026 | ADRX ADARx Pharmaceuticals, Inc. | Purchase | 414,814 | $17.00 | $7,051,838 | Indirect |
| Sep 28, 2026 | ADRX ADARx Pharmaceuticals, Inc. | Conversion | 1,667,468 | - | $0 | Indirect |
| Sep 28, 2026 | ADRX ADARx Pharmaceuticals, Inc. | Conversion | 169,001 | - | $0 | Indirect |
| Sep 28, 2026 | ADRX ADARx Pharmaceuticals, Inc. | Purchase | 592,593 | $17.00 | $10,074,081 | Indirect |
1-10 of 20 transactions