KASINGER JAMES R. (CIK 1708172) reported 20 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-24). Recent activity: Sell CRSP (3,182 shares), Buy CRSP (6,250 shares), Sell CRSP (3,450 shares), Buy CRSP (6,875 shares), Buy CRSP (5,500 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-24 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 3,182 | $148,854 |
| 2026-03-24 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 6,250 | $0 |
| 2026-03-17 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 3,450 | $166,497 |
| 2026-03-17 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 6,875 | $0 |
| 2026-03-12 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 5,500 | $0 |
| 2026-03-12 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 2,800 | $147,840 |
| 2026-02-20 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 3,825 | $0 |
| 2026-02-20 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 2,112 | $111,049 |
| 2025-10-15 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 2,114 | $0 |
| 2025-10-15 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 1,076 | $71,662 |
| 2025-03-24 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 6,250 | $0 |
| 2025-03-24 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 3,185 | $131,318 |
| 2025-03-12 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 5,500 | $0 |
| 2025-03-12 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 2,850 | $120,897 |
| 2025-03-12 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 2,250 | $0 |
| 2025-03-12 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 1,116 | $48,345 |
| 2025-02-19 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 20,000 | $0 |
| 2025-02-19 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 9,595 | $516,691 |
| 2025-02-19 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Buy | 3,825 | $0 |
| 2025-02-19 | CRISPR Therapeutics AG (CRSP) | General Counsel and Secretary | Sell | 1,947 | $102,802 |
Source: SEC Form 4 filings · as of 2026-03-24