CytomX Therapeutics, Inc. - Common Stock, $0.00001 par value per share ("Common Stock") (CTMX)

Q: What does CUSIP 23284F105 represent in this 13F holders report?

CUSIP 23284F105 is the security identifier for CTMX - CytomX Therapeutics, Inc. - Common Stock, $0.00001 par value per share ("Common Stock") used to aggregate holder disclosures.

Q: How many institutions held CTMX - CytomX Therapeutics, Inc. - Common Stock, $0.00001 par value per share ("Common Stock") in Q1 2024?

85 institutional investors reported CTMX - CytomX Therapeutics, Inc. - Common Stock, $0.00001 par value per share ("Common Stock") for Q1 2024. Use the holders table for investor-level position and value details.

CUSIP: 23284F105

Q1 2024 13F Holders as of 31 Mar 2024

Security type / class: Equity / Common Stock, $0.00001 par value per share ("Common Stock")
Shares outstanding: 217,079,600
Total 13F shares: 44,548,308
Share change: +11,909,644
Total reported value: $97,118,414
Put/Call ratio: 4.3%
Reported price per share: $2.18
Number of holders: 85
Value change: +$26,024,246
Number of buys: 46
Number of sells: 29

Security key

23284F105

Report period

Q1 2024

Institutions

Top holders

CTMX full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2024 Previous quarter: Q4 2023 CytomX Therapeutics, Inc. SEC filings CytomX Therapeutics, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 23284F105

Newer quarter: Q2 2024 Previous quarter: Q4 2023

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Ownership snapshot

Top reported holders of CTMX - CytomX Therapeutics, Inc. - Common Stock, $0.00001 par value per share ("Common Stock") (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder

BVF INC/IL

13D/G signal

—

Evidence rows

Latest as of

31 Dec 2023

13F Lead comparable stake: 3% Showing 1-6 of 15 holder rows.

Rank 1 holder

BVF INC/IL

13F

Ownership: 3%
Position: $10.22M

13F

Rank 2 holder

TANG CAPITAL MANAGEMENT LLC

13F

Ownership: 3%
Position: $10.15M

13F

Rank 3 holder

VANGUARD GROUP INC

13F

Ownership: 2.3%
Position: $7.6M

13F

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BVF INC/IL	13F Company 13F	3%	$10,223,492 6,595,801 shares	—	31 Dec 2023
TANG CAPITAL MANAGEMENT LLC	13F Company 13F	3%	$10,152,500 6,550,000 shares	—	31 Dec 2023
VANGUARD GROUP INC	13F Company 13F	2.3%	$7,599,562 4,902,943 shares	—	31 Dec 2023
ACADIAN ASSET MANAGEMENT LLC	13F Company 13F	1.2%	$4,100,000 2,646,190 shares	—	31 Dec 2023
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	0.61%	$2,055,000 1,325,700 shares	—	31 Dec 2023
BlackRock Finance, Inc.	13F Company 13F	0.52%	$1,761,009 1,136,135 shares	—	31 Dec 2023

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2024

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

44,548,308

Rows available

Investor	Option	Weight %	Change %	Reported value	* Price	Shares	Share Change	Activity	Report Period

^* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that failed the local validity check.

Compare Q1 2024 vs Q4 2023 Across Filers

Q4 2023 holders

Q1 2024 holders

Holder diff

Investor	Q4 2023 Shares	Q1 2024 Shares	Share Diff	Share Chg %	Q4 2023 value	Q1 2024 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend