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 2019?

110 institutional investors reported CTMX - CytomX Therapeutics, Inc. - Common Stock, $0.00001 par value per share ("Common Stock") for Q1 2019. Use the holders table for investor-level position and value details.

CUSIP: 23284F105

Q1 2019 13F Holders as of 31 Mar 2019

Type / Class: Equity / Common Stock, $0.00001 par value per share ("Common Stock")
Shares outstanding: 217,079,600
Total 13F shares: 36,897,584
Share change: -706,954
Total reported value: $396,629,592
Price per share: $10.75
Number of holders: 110
Value change: -$12,805,896
Number of buys: 59
Number of sells: 47

Security key

23284F105

Report period

Q1 2019

Institutions

110

Top holders

CTMX full security history Newer quarter: Q2 2019 Previous quarter: Q4 2018 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 2019 Previous quarter: Q4 2018

Recent filing periods:

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

Top shareholders 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. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: 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.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
FMR LLC	13F	Company	2.7%	5,924,431	$89,458,000	—	31 Dec 2018	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	1.9%	4,091,526	$61,782,000	—	31 Dec 2018	13F
BlackRock Finance, Inc.	13F	Company	1.8%	3,860,928	$58,298,000	—	31 Dec 2018	13F
PERCEPTIVE ADVISORS LLC	13F	Company	1.3%	2,911,715	$43,588,000	—	31 Dec 2018	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	1.2%	2,677,658	$40,433,000	—	31 Dec 2018	13F
STATE STREET CORP	13F	Company	0.71%	1,539,950	$23,253,000	—	31 Dec 2018	13F
Point72 Asset Management, L.P.	13F	Company	0.67%	1,463,796	$22,103,000	—	31 Dec 2018	13F
VANGUARD GROUP INC	13F	Company	0.67%	1,455,924	$21,985,000	—	31 Dec 2018	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.61%	1,317,800	$19,899,000	—	31 Dec 2018	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	0.42%	920,210	$13,895,000	—	31 Dec 2018	13F
RTW INVESTMENTS, LP	13F	Company	0.42%	908,586	$13,720,000	—	31 Dec 2018	13F
DEERFIELD MANAGEMENT COMPANY, L.P.	13F	Company	0.29%	622,548	$9,400,000	—	31 Dec 2018	13F
PICTET ASSET MANAGEMENT LTD	13F	Company	0.28%	605,686	$9,146,000	—	31 Dec 2018	13F
FIL Ltd	13F	Company	0.26%	566,992	$8,561,000	—	31 Dec 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.26%	566,901	$8,560,000	—	31 Dec 2018	13F
NORTHERN TRUST CORP	13F	Company	0.25%	539,989	$8,154,000	—	31 Dec 2018	13F
Aquilo Capital Management, LLC	13F	Company	0.24%	524,763	$7,924,000	—	31 Dec 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.23%	498,092	$7,521,000	—	31 Dec 2018	13F
S.c.a. Candriam	13F	Individual	0.23%	490,988	$7,414,000	—	31 Dec 2018	13F
Allianz Asset Management GmbH	13F	Company	0.14%	301,126	$4,542,000	—	31 Dec 2018	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.14%	296,965	$4,485,000	—	31 Dec 2018	13F
Cormorant Asset Management, LP	13F	Company	0.14%	296,712	$4,480,000	—	31 Dec 2018	13F
SPHERA FUNDS MANAGEMENT LTD.	13F	Company	0.13%	273,151	$4,125,000	—	31 Dec 2018	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.12%	254,100	$3,837,000	—	31 Dec 2018	13F
Spark Investment Management LLC	13F	Company	0.1%	210,600	$3,180,000	—	31 Dec 2018	13F
TEACHERS ADVISORS, LLC	13F	Company	0.09%	189,824	$2,866,000	—	31 Dec 2018	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.09%	186,322	$2,813,000	—	31 Dec 2018	13F
Bank of New York Mellon Corp	13F	Company	0.09%	185,552	$2,802,000	—	31 Dec 2018	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.08%	165,302	$2,496,000	—	31 Dec 2018	13F
Granahan Investment Management, LLC	13F	Company	0.08%	163,547	$2,470,000	—	31 Dec 2018	13F
Private Advisor Group, LLC	13F	Company	0.08%	163,260	$2,465,000	—	31 Dec 2018	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.07%	158,438	$2,392,000	—	31 Dec 2018	13F
Artal Group S.A.	13F	Company	0.07%	150,000	$2,265,000	—	31 Dec 2018	13F
JPMORGAN CHASE & CO	13F	Company	0.07%	143,070	$2,161,000	—	31 Dec 2018	13F
Man Group plc	13F	Company	0.06%	137,261	$2,073,000	—	31 Dec 2018	13F
D. E. Shaw & Co., Inc.	13F	Company	0.06%	133,682	$2,019,000	—	31 Dec 2018	13F
UNITED SERVICES AUTOMOBILE ASSOCIATION	13F	Company	0.06%	130,849	$1,976,000	—	31 Dec 2018	13F
CITIGROUP INC	13F	Company	0.06%	130,508	$1,971,000	—	31 Dec 2018	13F
MOORE CAPITAL MANAGEMENT, LP	13F	Company	0.06%	125,000	$1,888,000	—	31 Dec 2018	13F
Congress Park Capital LLC	13F	Company	0.06%	123,311	$1,862,000	—	31 Dec 2018	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.05%	108,225	$1,634,000	—	31 Dec 2018	13F
Vident Investment Advisory, LLC	13F	Company	0.05%	106,720	$1,611,000	—	31 Dec 2018	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.05%	98,070	$1,481,000	—	31 Dec 2018	13F
PANAGORA ASSET MANAGEMENT INC	13F	Company	0.04%	88,530	$1,337,000	—	31 Dec 2018	13F
UBS Group AG	13F	Company	0.04%	87,111	$1,315,000	—	31 Dec 2018	13F
MORGAN STANLEY	13F	Company	0.04%	84,379	$1,275,000	—	31 Dec 2018	13F
Squarepoint Ops LLC	13F	Company	0.04%	79,784	$1,205,000	—	31 Dec 2018	13F
HARBOURVEST PARTNERS LLC	13F	Company	0.04%	79,193	$1,196,000	—	31 Dec 2018	13F
ALGERT GLOBAL LLC	13F	Company	0.03%	75,586	$1,141,000	—	31 Dec 2018	13F
Swiss National Bank	13F	Company	0.03%	75,500	$1,140,000	—	31 Dec 2018	13F

Institutional Holders of CytomX Therapeutics, Inc. - Common Stock, $0.00001 par value per share ("Common Stock") (CTMX) as of Q1 2019

As of 31 Mar 2019, CytomX Therapeutics, Inc. - Common Stock, $0.00001 par value per share ("Common Stock") (CTMX) was held by 110 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 36,897,584 shares. The largest 10 holders included BlackRock Inc., WELLINGTON MANAGEMENT GROUP LLP, PERCEPTIVE ADVISORS LLC, PRICE T ROWE ASSOCIATES INC /MD/, VANGUARD GROUP INC, FMR LLC, STATE STREET CORP, VICTORY CAPITAL MANAGEMENT INC, RENAISSANCE TECHNOLOGIES LLC, and BVF INC/IL. This page lists 110 institutional shareholders reporting positions in this security for the Q1 2019 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2019 vs Q4 2018 Across Filers

Q4 2018 holders

108

Q1 2019 holders

110

Holder diff

Investor	Q4 2018 Shares	Q1 2019 Shares	Share Diff	Share Chg %	Q4 2018 Value $	Q1 2019 Value $	Value Diff $	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.