Venrock Healthcare Capital Partners III, L.P.

13F Holdings History for CytomX Therapeutics, Inc. - Common Stock, $0.00001 par value per share (CTMX)

Symbol: CTMX on Nasdaq
Investment type: Equity / Common Stock, $0.00001 par value per share
Latest Disclosed Ownership: 15.6M shares
Security Ownership: 9.4%

Venrock Healthcare Capital Partners III, L.P. ownership in CytomX Therapeutics, Inc. Common Stock, $0.00001 par value per share (CTMX)

2025-11-14 - Venrock Healthcare Capital Partners III, L.P. has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 15.6M shares of CytomX Therapeutics, Inc. Common Stock, $0.00001 par value per share (CTMX). This represents 9.4% percent ownership of the company. In their previous filing dated 2025-05-20, Venrock Healthcare Capital Partners III, L.P. had reported owning 13M shares, indicating an increase of 19.8% percent.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
Venrock Healthcare Capital Partners III, L.P.	9.4%	+15%	$49.6M	15.6M	+2,569,000	+19.8%	$3.19	13G/A	9/30/2025	14 Nov 2025 17:30:41
Venrock Healthcare Capital Partners III, L.P.	8.2%		$9.22M	13M			$0.71	13G	5/13/2025	20 May 2025 16:25:54