FMR LLC - 30 Sep 2025 SCHEDULE 13G/A Report for CYTOMX THERAPEUTICS INC COMMON STOCK (CTMX)

Filing Manager
FMR LLC
Reporting Manager
FMR LLC
Symbol
CTMX
Shares outstanding
165,550,538 shares
Disclosed Ownership
15,396,200 shares
Ownership
9.3%
Form type
SCHEDULE 13G/A
Filing time
05 Nov 2025, 11:30:18 UTC
Date of event
30 Sep 2025
Previous filing
06 Aug 2025
Next filing
07 Nov 2025

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
FMR LLC 9.3% 15,396,200 15,396,200 0 Stephanie J. Brown Duly authorized under Power of Attorney effective as of January 3, 2023, by and on behalf of FMR LLC and its direct and indirect subsidiaries*
Abigail P. Johnson 9.3% 15,396,200 0 0 Stephanie J. Brown Duly authorized under Power of Attorney effective as of January 26, 2023, by and on behalf of Abigail P. Johnson**