SOUTH SAN FRANCISCO, CA
| Filer | Form | Target | Filed | Activity | |
|---|---|---|---|---|---|
CHERRY BRIAN NCIK · 1290922 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Jun 15, 2026 5d ago | 1txn | |
CHERRY BRIAN NCIK · 1290922 | 3 Initial | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Jun 15, 2026 5d ago | 1txn | |
HEIDEN WILLIAM KCIK · 1214939 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Jun 11, 2026 Jun 11, 2026 | 1txn | |
FUST MATTHEW KCIK · 1397266 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Jun 11, 2026 Jun 11, 2026 | 1txn | |
ECOR1 CAPITAL, LLCCIK · 1587114 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | May 11, 2026 May 11, 2026 | 1txn | |
ECOR1 CAPITAL, LLCCIK · 1587114 | 3 Initial | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | May 11, 2026 May 11, 2026 | 1txn | |
GROGAN DONNA ROYCIK · 1788455 | 4 Trade | C4 THERAPEUTICS, INC.CIK · 1662579 | Apr 3, 2026 Apr 3, 2026 | 1txn | |
PANACEA INNOVATION LTDCIK · 2010692 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Mar 19, 2026 Mar 19, 2026 | 4txn | |
NGUYEN ANHCOCIK · 1977970 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Mar 11, 2026 Mar 11, 2026 | 1txn | |
GRANT-HUERTA YANINACIK · 2064348 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Mar 11, 2026 Mar 11, 2026 | 1txn | |
SIEGEL JOLIECIK · 1768223 | 144 Sale | C4 THERAPEUTICS, INC.CIK · 1662579 | Mar 9, 2026 Mar 9, 2026 | — | |
GRANT-HUERTA YANINACIK · 2064348 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Mar 4, 2026 Mar 4, 2026 | 4txn | |
NGUYEN ANHCOCIK · 1977970 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Mar 4, 2026 Mar 4, 2026 | 4txn | |
NGUYEN ANHCOCIK · 1977970 | 144 Sale | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Mar 2, 2026 Mar 2, 2026 | — | |
GRANT-HUERTA YANINACIK · 2064348 | 144 Sale | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Mar 2, 2026 Mar 2, 2026 | — | |
SCHICK KELLYCIK · 1797388 | 4 Trade | C4 THERAPEUTICS, INC.CIK · 1662579 | Feb 18, 2026 Feb 18, 2026 | 5txn | |
MAHANEY PAIGECIK · 2040313 | 4 Trade | C4 THERAPEUTICS, INC.CIK · 1662579 | Feb 18, 2026 Feb 18, 2026 | 3txn | |
REYNO LEONARDCIK · 1528716 | 4 Trade | C4 THERAPEUTICS, INC.CIK · 1662579 | Feb 18, 2026 Feb 18, 2026 | 3txn | |
HIRSCH ANDREWCIK · 1586707 | 4 Trade | C4 THERAPEUTICS, INC.CIK · 1662579 | Feb 18, 2026 Feb 18, 2026 | 5txn | |
MOSSLER MARKCIK · 1992219 | 4 Trade | C4 THERAPEUTICS, INC.CIK · 1662579 | Feb 18, 2026 Feb 18, 2026 | 3txn | |
REYNO LEONARDCIK · 1528716 | 4 Trade | C4 THERAPEUTICS, INC.CIK · 1662579 | Jan 16, 2026 Jan 16, 2026 | 1txn | |
PANACEA INNOVATION LTDCIK · 2010692 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Jan 14, 2026 Jan 14, 2026 | 2txn | |
PANACEA INNOVATION LTDCIK · 2010692 | 144 Sale | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Jan 12, 2026 Jan 12, 2026 | — | |
GROGAN DONNA ROYCIK · 1788455 | 4 Trade | C4 THERAPEUTICS, INC.CIK · 1662579 | Jan 5, 2026 Jan 5, 2026 | 1txn | |
PANACEA INNOVATION LTDCIK · 2010692 | 4 Trade | ATARA BIOTHERAPEUTICS, INC.CIK · 1604464 | Dec 1, 2025 Dec 1, 2025 | 4txn |