4//SEC Filing
Heery Christopher 4
Accession 0001193125-26-013284
CIK 0001786205other
Filed
Jan 13, 7:00 PM ET
Accepted
Jan 14, 7:38 PM ET
Size
6.7 KB
Accession
0001193125-26-013284
Insider Transaction Report
Form 4
Arcellx, Inc.ACLX
Heery Christopher
CHIEF MEDICAL OFFICER
Transactions
- Exercise/Conversion
Common Stock
[F1]2026-01-06+13,064→ 43,199 total - Sale
Common Stock
[F2][F3]2026-01-14$68.51/sh−5,882$402,997→ 23,749 total
Footnotes (3)
- [F1]Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. Vesting of these RSUs previously reported in the Form 4 filed January 6, 2026.
- [F2]Represents a broker-assisted sale to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units.
- [F3]The price reported reflects the weighted average sales price. These shares were sold in multiple transactions at prices that were not available from the broker at the time of filing. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.
Signature
/s/ Michelle Gilson, as Attorney-in-Fact|2026-01-14
Documents
Issuer
Arcellx, Inc.
CIK 0001786205
Entity typeother
Related Parties
1- filerCIK 0001789632
Filing Metadata
- Form type
- 4
- Filed
- Jan 13, 7:00 PM ET
- Accepted
- Jan 14, 7:38 PM ET
- Size
- 6.7 KB