Gilson Michelle (CIK 1930862) reported 23 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-28). Recent activity: Sell ACLX (67,048 shares), Sell ACLX (5,000 shares), Buy ACLX (2,110 shares), Buy ACLX (36,000 shares), Sell ACLX (5,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-28 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 67,048 | $0 |
| 2026-04-28 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 5,000 | $0 |
| 2026-04-17 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Buy | 2,110 | $18,273 |
| 2026-04-17 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Buy | 36,000 | $311,760 |
| 2026-03-19 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 5,000 | $0 |
| 2026-02-25 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Buy | 20,530 | $0 |
| 2026-02-25 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 11,219 | $1.3M |
| 2026-02-19 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Buy | 15,340 | $0 |
| 2026-02-19 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 2,879 | $194,995 |
| 2026-02-19 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 5,405 | $370,621 |
| 2026-02-19 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 100 | $6,938 |
| 2026-02-18 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Buy | 20,496 | $0 |
| 2026-02-18 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 7,141 | $494,229 |
| 2026-02-18 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 4,150 | $290,542 |
| 2026-01-06 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Buy | 20,496 | $0 |
| 2026-01-06 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Buy | 15,340 | $0 |
| 2026-01-06 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Buy | 20,530 | $0 |
| 2025-10-15 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 5,364 | $488,339 |
| 2025-10-06 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 4,882 | $419,852 |
| 2025-10-06 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 1,064 | $91,738 |
| 2025-05-28 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 8,449 | $543,947 |
| 2025-05-28 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Buy | 22,429 | $0 |
| 2025-05-28 | Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | Sell | 3,786 | $240,865 |
Source: SEC Form 4 filings · as of 2026-04-28