8 insiders reported 73 Form 4 transactions for Arcellx, Inc. (ACLX) over the past 18 months (most recent 2026-04-28). Recent activity: Carroll Jill (Director) Sell 1.5M shares, Galligan Andrew H (Director) Sell 5,000 shares, Heery Christopher (CHIEF MEDICAL OFFICER) Sell 23,749 shares, Behbahani Ali (Director) Sell 1,925 shares, Behbahani Ali (Director) Sell 2,706 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-28 | Carroll Jill | Director | Sell | 1.5M | $0 |
| 2026-04-28 | Galligan Andrew H | Director | Sell | 5,000 | $0 |
| 2026-04-28 | Heery Christopher | CHIEF MEDICAL OFFICER | Sell | 23,749 | $0 |
| 2026-04-28 | Behbahani Ali | Director | Sell | 1,925 | $0 |
| 2026-04-28 | Behbahani Ali | Director | Sell | 2,706 | $0 |
| 2026-04-28 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Sell | 67,048 | $0 |
| 2026-04-28 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Sell | 5,000 | $0 |
| 2026-04-28 | Elghandour Rami | President, CEO and Chairman of the Board | Sell | 174,887 | $0 |
| 2026-04-28 | Elghandour Rami | President, CEO and Chairman of the Board | Sell | 198,000 | $0 |
| 2026-04-28 | Elghandour Rami | President, CEO and Chairman of the Board | Sell | 218,500 | $0 |
| 2026-04-28 | Elghandour Rami | President, CEO and Chairman of the Board | Sell | 101,164 | $0 |
| 2026-04-28 | Lubner David Charles | Director | Sell | 21,659 | $0 |
| 2026-04-17 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Buy | 36,000 | $311,760 |
| 2026-04-17 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Buy | 2,110 | $18,273 |
| 2026-03-19 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Sell | 5,000 | $0 |
| 2026-03-04 | Elghandour Rami | President, CEO and Chairman of the Board | Sell | 101,164 | $0 |
| 2026-02-27 | Elghandour Rami | President, CEO and Chairman of the Board | Buy | 55,459 | $0 |
| 2026-02-27 | Elghandour Rami | President, CEO and Chairman of the Board | Buy | 53,098 | $0 |
| 2026-02-27 | Elghandour Rami | President, CEO and Chairman of the Board | Buy | 55,991 | $0 |
| 2026-02-27 | Elghandour Rami | President, CEO and Chairman of the Board | Sell | 89,916 | $10.2M |
| 2026-02-25 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Buy | 20,530 | $0 |
| 2026-02-25 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Sell | 11,219 | $1.3M |
| 2026-02-19 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Buy | 15,340 | $0 |
| 2026-02-19 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Sell | 2,879 | $194,995 |
| 2026-02-19 | Gilson Michelle | CHIEF FINANCIAL OFFICER | Sell | 5,405 | $370,621 |
来源：SEC Form 4 申报文件 · 截至 2026-04-28