How many institutions held STRO - SUTRO BIOPHARMA, INC. - Common Stock, par value $0.001 per share in Q4 2020?

132 institutional investors reported STRO - SUTRO BIOPHARMA, INC. - Common Stock, par value $0.001 per share for Q4 2020. Use the holders table for investor-level position and value details.

SUTRO BIOPHARMA, INC. - Common Stock, par value $0.001 per share (STRO)

Q: What does CUSIP 869367102 represent in this 13F holders report?

CUSIP 869367102 is the security identifier for STRO - SUTRO BIOPHARMA, INC. - Common Stock, par value $0.001 per share used to aggregate holder disclosures.

CUSIP: 869367102

Q4 2020 13F Holders as of 31 Dec 2020

Type / Class: Equity / Common Stock, par value $0.001 per share
Shares outstanding: 16,611,035
Total 13F shares: 39,392,744
Share change: +8,003,533
Total reported value: $855,224,796
Put/Call ratio: 60%
Price per share: $21.71
Number of holders: 132
Value change: +$184,675,658
Number of buys: 99
Number of sells: 30

Quarterly Holders Quick Answers

What is CUSIP 869367102?
CUSIP 869367102 identifies STRO - SUTRO BIOPHARMA, INC. - Common Stock, par value $0.001 per share in SEC institutional holdings data.

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Explore More Reporting Periods

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

Newer quarter: Q1 2021
Previous quarter: Q3 2020

Recent filing periods for CUSIP 869367102:

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

Top shareholders of STRO - SUTRO BIOPHARMA, INC. - Common Stock, par value $0.001 per share (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
EcoR1 Capital, LLC	13F	Company	19%	3,113,617	$31,292,000	—	30 Sep 2020	13F
BVF INC/IL	13F	Company	19%	3,087,195	$31,026,000	—	30 Sep 2020	13F
RA CAPITAL MANAGEMENT, L.P.	13F	Company	13%	2,118,212	$21,288,000	—	30 Sep 2020	13F
BlackRock Finance, Inc.	13F	Company	12%	2,047,563	$20,579,000	—	30 Sep 2020	13F
EVENTIDE ASSET MANAGEMENT, LLC	13F	Company	12%	1,985,975	$19,959,000	—	30 Sep 2020	13F
SV Health Investors, LLC	13F	Company	11%	1,824,542	$18,337,000	—	30 Sep 2020	13F
BAILLIE GIFFORD & CO	13F	Company	10%	1,695,654	$17,041,000	—	30 Sep 2020	13F
Samsara BioCapital, LLC	13F	Company	10%	1,675,579	$16,840,000	—	30 Sep 2020	13F
VANGUARD GROUP INC	13F	Company	7.8%	1,299,805	$13,064,000	—	30 Sep 2020	13F
CITADEL ADVISORS LLC	13F	Company	7.3%	1,220,125	$12,262,000	—	30 Sep 2020	13F
SUVRETTA CAPITAL MANAGEMENT, LLC	13F	Company	7%	1,170,166	$11,760,000	—	30 Sep 2020	13F
Point72 Asset Management, L.P.	13F	Company	6.1%	1,010,495	$10,155,000	—	30 Sep 2020	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	4.4%	725,000	$7,286,000	—	30 Sep 2020	13F
Tekla Capital Management LLC	13F	Company	3.9%	641,268	$6,445,000	—	30 Sep 2020	13F
Camber Capital Management LP	13F	Company	3.6%	600,000	$6,030,000	—	30 Sep 2020	13F
Ikarian Capital, LLC	13F	Company	2.9%	488,000	$4,904,000	—	30 Sep 2020	13F
Endurant Capital Management LP	13F	Company	2.8%	462,170	$4,645,000	—	30 Sep 2020	13F
Pentwater Capital Management LP	13F	Company	2.3%	375,000	$3,769,000	—	30 Sep 2020	13F
FIL Ltd	13F	Company	2.1%	352,743	$3,545,000	—	30 Sep 2020	13F
FMR LLC	13F	Company	2%	338,600	$3,403,000	—	30 Sep 2020	13F
STATE STREET CORP	13F	Company	2%	324,003	$3,256,000	—	30 Sep 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.9%	320,484	$3,220,000	—	30 Sep 2020	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.9%	319,214	$3,208,000	—	30 Sep 2020	13F
BARCLAYS PLC	13F	Company	1.4%	239,125	$2,403,000	—	30 Sep 2020	13F
NORTHERN TRUST CORP	13F	Company	1.3%	220,809	$2,219,000	—	30 Sep 2020	13F
Parkman Healthcare Partners LLC	13F	Company	1.3%	210,000	$2,111,000	—	30 Sep 2020	13F
Verition Fund Management LLC	13F	Company	1.2%	205,698	$2,067,000	—	30 Sep 2020	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.94%	156,017	$1,566,000	—	30 Sep 2020	13F
Granite Point Capital Management, L.P.	13F	Company	0.89%	147,219	$1,480,000	—	30 Sep 2020	13F
Opaleye Management Inc.	13F	Company	0.88%	146,000	$1,467,000	—	30 Sep 2020	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	0.85%	141,369	$1,421,000	—	30 Sep 2020	13F
INTERNATIONAL BIOTECHNOLOGY TRUST PLC	13F	Company	0.84%	139,331	$1,397,000	—	30 Sep 2020	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	0.76%	126,910	$1,275,000	—	30 Sep 2020	13F
DAFNA Capital Management LLC	13F	Company	0.72%	118,940	$1,195,000	—	30 Sep 2020	13F
Nuveen Asset Management, LLC	13F	Company	0.66%	109,441	$1,100,000	—	30 Sep 2020	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.65%	107,731	$1,083,000	—	30 Sep 2020	13F
JPMORGAN CHASE & CO	13F	Company	0.44%	72,412	$745,000	—	30 Sep 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.4%	65,859	$662,000	—	30 Sep 2020	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	0.39%	65,542	$659,000	—	30 Sep 2020	13F
HighVista Strategies LLC	13F	Company	0.39%	64,692	$651,000	—	30 Sep 2020	13F
NOMURA HOLDINGS INC	13F	Company	0.37%	61,500	$620,000	—	30 Sep 2020	13F
Bank of New York Mellon Corp	13F	Company	0.37%	61,363	$617,000	—	30 Sep 2020	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.32%	53,800	$541,000	—	30 Sep 2020	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	0.32%	53,013	$533,000	—	30 Sep 2020	13F
MARTINGALE ASSET MANAGEMENT L P	13F	Company	0.31%	51,610	$519,000	—	30 Sep 2020	13F
BOOTHBAY FUND MANAGEMENT, LLC	13F	Company	0.31%	51,484	$517,000	—	30 Sep 2020	13F
Schonfeld Strategic Advisors LLC	13F	Company	0.31%	51,000	$512,000	—	30 Sep 2020	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.27%	45,667	$459,000	—	30 Sep 2020	13F
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	13F	Company	0.25%	42,130	$423,000	—	30 Sep 2020	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.25%	41,800	$420,000	—	30 Sep 2020	13F

Institutional Holders of SUTRO BIOPHARMA, INC. - Common Stock, par value $0.001 per share (STRO) as of Q4 2020

As of 31 Dec 2020, SUTRO BIOPHARMA, INC. - Common Stock, par value $0.001 per share (STRO) was held by 132 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 39,392,744 shares. The largest 10 holders included BlackRock Inc., EVENTIDE ASSET MANAGEMENT, LLC, FRANKLIN RESOURCES INC, RA CAPITAL MANAGEMENT, L.P., VANGUARD GROUP INC, BVF INC/IL, SV Health Investors, LLC, BAILLIE GIFFORD & CO, Samsara BioCapital, LLC, and Point72 Asset Management, L.P.. This page lists 132 institutional shareholders reporting positions in this security for the Q4 2020 filing period.

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

Compare Q4 2020 vs Q3 2020 Across Filers

Q3 2020 holders

Q4 2020 holders

132

Holder diff

Investor	Q3 2020 Shares	Q4 2020 Shares	Share Diff	Share Chg %	Q3 2020 Value $	Q4 2020 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.