SUMME GREGORY L (CIK 1143422) reported 25 SEC Form 4 insider transactions across 5 companies over the past 18 months (most recent 2026-06-22). Recent activity: Buy GRAL (5,491 shares), Buy NXPI (1,035 shares), Sell NXPI (513 shares), Buy UP (24,305 shares), Buy AVTR (25,270 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-22 | GRAIL, Inc. (GRAL) | Director | Buy | 5,491 | $349,996 |
| 2026-06-12 | NXP Semiconductors N.V. (NXPI) | Director | Buy | 1,035 | $0 |
| 2026-06-12 | NXP Semiconductors N.V. (NXPI) | Director | Sell | 513 | $152,571 |
| 2026-06-10 | Wheels Up Experience Inc. (UP) | Director | Buy | 24,305 | $0 |
| 2026-05-11 | Avantor, Inc. (AVTR) | Director | Buy | 25,270 | $0 |
| 2026-04-17 | GRAIL, Inc. (GRAL) | Director | Buy | 631 | $31,417 |
| 2026-02-12 | Avantor, Inc. (AVTR) | Director | Buy | 100,000 | $940,000 |
| 2026-01-16 | GRAIL, Inc. (GRAL) | Director | Buy | 329 | $32,058 |
| 2025-10-31 | Avantor, Inc. (AVTR) | Director | Buy | 100,000 | $1.1M |
| 2025-10-16 | GRAIL, Inc. (GRAL) | Director | Buy | 425 | $32,096 |
| 2025-08-22 | Avantor, Inc. (AVTR) | Director | Buy | 100,000 | $1.3M |
| 2025-07-17 | GRAIL, Inc. (GRAL) | Director | Buy | 825 | $31,787 |
| 2025-06-11 | Wheels Up Experience Inc. (UP) | Director | Buy | 148,026 | $0 |
| 2025-06-02 | NXP Semiconductors N.V. (NXPI) | Director | Buy | 822 | $0 |
| 2025-06-02 | NXP Semiconductors N.V. (NXPI) | Director | Sell | 407 | $79,857 |
| 2025-05-30 | GRAIL, Inc. (GRAL) | Director | Buy | 6,082 | $249,970 |
| 2025-05-27 | Avantor, Inc. (AVTR) | Director | Buy | 30,000 | $375,000 |
| 2025-05-22 | Avantor, Inc. (AVTR) | Director | Buy | 20,000 | $253,000 |
| 2025-05-12 | Avantor, Inc. (AVTR) | Director | Buy | 17,100 | $0 |
| 2025-05-09 | Avantor, Inc. (AVTR) | Director | Buy | 25,000 | $300,000 |
| 2025-04-29 | Avantor, Inc. (AVTR) | Director | Buy | 25,000 | $312,500 |
| 2025-04-16 | GRAIL, Inc. (GRAL) | Director | Buy | 1,212 | $31,439 |
| 2025-02-19 | STATE STREET CORP (STT) | Director | Sell | 10,815 | $1.1M |
| 2025-02-19 | STATE STREET CORP (STT) | Director | Sell | 3,000 | $300,000 |
| 2025-01-16 | GRAIL, Inc. (GRAL) | Director | Buy | 1,828 | $32,136 |
Source: SEC Form 4 filings · as of 2026-06-22