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

CUSIP 23284F105 is the security identifier for CTMX - CytomX Therapeutics, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held CTMX - CytomX Therapeutics, Inc. - Common Stock in Q1 2017?

86 institutional investors reported CTMX - CytomX Therapeutics, Inc. - Common Stock for Q1 2017. Use the holders table for investor-level position and value details.

CytomX Therapeutics, Inc. - Common Stock (CTMX)

CUSIP: 23284F105

Q1 2017 13F Holders as of 31 Mar 2017

Type / Class: Equity / Common Stock
Shares outstanding: 169,491,059
Total 13F shares: 19,204,130
Share change: +3,354,795
Total reported value: $331,600,145
Price per share: $17.27
Number of holders: 86
Value change: +$58,337,064
Number of buys: 56
Number of sells: 23

Quarterly Holders Quick Answers

What is CUSIP 23284F105?
CUSIP 23284F105 identifies CTMX - CytomX Therapeutics, Inc. - Common Stock in SEC institutional holdings data.

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Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q2 2017
Previous quarter: Q4 2016

Recent filing periods for CUSIP 23284F105:

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 (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 by the holder's primary source 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	3.2%	5,460,352	$60,009,000	—	31 Dec 2016	13F
PUTNAM INVESTMENTS LLC	13F	Company	0.81%	1,364,492	$14,996,000	—	31 Dec 2016	13F
DEERFIELD MANAGEMENT COMPANY, L.P.	13F	Company	0.56%	943,433	$10,368,000	—	31 Dec 2016	13F
PERCEPTIVE ADVISORS LLC	13F	Company	0.55%	923,763	$10,152,000	—	31 Dec 2016	13F
VANGUARD GROUP INC	13F	Company	0.47%	795,999	$8,748,000	—	31 Dec 2016	13F
Tekla Capital Management LLC	13F	Company	0.45%	756,090	$8,309,000	—	31 Dec 2016	13F
Redmile Group, LLC	13F	Company	0.41%	696,992	$7,660,000	—	31 Dec 2016	13F
BlackRock Fund Advisors	13F	Company	0.38%	648,924	$7,132,000	—	31 Dec 2016	13F
VHCP Management II, LLC	13F	Company	0.34%	577,831	$6,350,000	—	31 Dec 2016	13F
BVF INC/IL	13F	Company	0.33%	554,806	$6,097,000	—	31 Dec 2016	13F
Cormorant Asset Management, LP	13F	Company	0.22%	371,636	$4,084,000	—	31 Dec 2016	13F
FRANKLIN RESOURCES INC	13F	Company	0.2%	333,500	$3,665,000	—	31 Dec 2016	13F
STATE STREET CORP	13F	Company	0.16%	275,483	$3,027,000	—	31 Dec 2016	13F
NORTHERN TRUST CORP	13F	Company	0.14%	234,506	$2,577,000	—	31 Dec 2016	13F
Private Advisor Group, LLC	13F	Company	0.13%	213,177	$2,357,000	—	31 Dec 2016	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	0.12%	203,920	$2,241,000	—	31 Dec 2016	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	0.12%	201,203	$2,211,000	—	31 Dec 2016	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.11%	191,719	$2,106,000	—	31 Dec 2016	13F
Opaleye Management Inc.	13F	Company	0.1%	170,000	$1,868,000	—	31 Dec 2016	13F
S.c.a. Candriam	13F	Individual	0.09%	155,000	$1,703,000	—	31 Dec 2016	13F
EVENTIDE ASSET MANAGEMENT, LLC	13F	Company	0.09%	150,000	$1,649,000	—	31 Dec 2016	13F
Montecito Bank & Trust	13F	Company	0.09%	146,544	$1,611,000	—	31 Dec 2016	13F
Casdin Capital, LLC	13F	Company	0.08%	127,500	$1,401,000	—	31 Dec 2016	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.07%	117,990	$1,297,000	—	31 Dec 2016	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.06%	95,132	$1,046,000	—	31 Dec 2016	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.05%	91,200	$1,002,000	—	31 Dec 2016	13F
Bank of New York Mellon Corp	13F	Company	0.05%	86,863	$955,000	—	31 Dec 2016	13F
BlackRock Investment Management, LLC	13F	Company	0.05%	77,074	$847,000	—	31 Dec 2016	13F
Spark Investment Management LLC	13F	Company	0.04%	66,700	$733,000	—	31 Dec 2016	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.04%	65,902	$724,000	—	31 Dec 2016	13F
VHCP Management, LLC	13F	Company	0.04%	64,200	$706,000	—	31 Dec 2016	13F
MORGAN STANLEY	13F	Company	0.04%	63,776	$701,000	—	31 Dec 2016	13F
Vident Investment Advisory, LLC	13F	Company	0.04%	63,272	$695,000	—	31 Dec 2016	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.03%	53,470	$588,000	—	31 Dec 2016	13F
Of The University Of California Regents	13F	Individual	0.03%	47,666	$524,000	—	31 Dec 2016	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.02%	42,030	$462,000	—	31 Dec 2016	13F
TEACHERS ADVISORS, LLC	13F	Company	0.02%	34,961	$384,000	—	31 Dec 2016	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.02%	33,186	$365,000	—	31 Dec 2016	13F
JPMORGAN CHASE & CO	13F	Company	0.02%	28,517	$313,000	—	31 Dec 2016	13F
OXFORD ASSET MANAGEMENT LLP	13F	Company	0.01%	24,670	$271,000	—	31 Dec 2016	13F
Swiss National Bank	13F	Company	0.01%	22,500	$247,000	—	31 Dec 2016	13F
Russell Investments Group, Ltd.	13F	Company	0.01%	21,842	$243,000	—	31 Dec 2016	13F
RHUMBLINE ADVISERS	13F	Company	0.01%	21,038	$231,000	—	31 Dec 2016	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.01%	20,900	$230,000	—	31 Dec 2016	13F
CITIGROUP INC	13F	Company	0.01%	20,658	$227,000	—	31 Dec 2016	13F
METROPOLITAN LIFE INSURANCE CO/NY	13F	Company	0.01%	17,176	$189,000	—	31 Dec 2016	13F
Trexquant Investment LP	13F	Company	0.01%	16,900	$186,000	—	31 Dec 2016	13F
Squarepoint Ops LLC	13F	Company	0.01%	16,360	$180,000	—	31 Dec 2016	13F
MANUFACTURERS LIFE INSURANCE COMPANY, THE	13F	Company	0.01%	15,419	$169,000	—	31 Dec 2016	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.01%	14,677	$161,000	—	31 Dec 2016	13F

Institutional Holders of CytomX Therapeutics, Inc. - Common Stock (CTMX) as of Q1 2017

As of 31 Mar 2017, CytomX Therapeutics, Inc. - Common Stock (CTMX) was held by 86 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 19,204,130 shares. The largest 10 holders included FMR LLC, BVF INC/IL, PERCEPTIVE ADVISORS LLC, BlackRock Inc., DEERFIELD MANAGEMENT CO, VANGUARD GROUP INC, EcoR1 Capital, LLC, Redmile Group, LLC, Tekla Capital Management LLC, and Opaleye Management Inc.. This page lists 86 institutional shareholders reporting positions in this security for the Q1 2017 filing period.

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

Compare Q1 2017 vs Q4 2016 Across Filers

Q4 2016 holders

Q1 2017 holders

Holder diff

Investor	Q4 2016 Shares	Q1 2017 Shares	Share Diff	Share Chg %	Q4 2016 Value $	Q1 2017 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.