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Sutro Biopharma, Inc.

STRO
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001382101

No open-market purchases or sales by Sutro Biopharma, Inc. insiders were filed in the last 90 days; 100 institutions reported holding it in 13F filings for Q2 2026, worth $545.7M in total; no superinvestor holds it.

Q2 2022 vs. Q1 2022

How the institutions holding Sutro Biopharma, Inc. changed between Q1 2022 and Q2 2022.

All holders in Q2 2022All holders in Q1 2022

13F holders of STRO: Q1 2022 compared with Q2 2022
MeasureQ1 2022Of which not filed for Q2 2022Q2 2022Change
Holders1143115+4
Shares41.6M65.8K46.1M+4.50M (+10.8%)
Value$342.2M$540.0K$240.9M−$100.7M (−29.5%)

3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (28)

Institutions that held Sutro Biopharma, Inc. at the end of Q2 2022 but not at the end of Q1 2022.

Institutions new to STRO in Q2 2022
InstitutionSharesValue% of portfolio
Rubric Capital Management LP900,000$4.69M0.25%
Verition Fund Management LLC725,081$3.78M0.08%
Marshall Wace, LLP574,239$2.99M0.01%
Federated Hermes, Inc.277,760$1.45M0.00%
D. E. Shaw & Co., Inc.259,397$1.35M0.00%
Graham Capital Management, L.P.251,921$1.31M0.06%
HRT Financial LP162,006$844.0K0.01%
Renaissance Technologies LLC147,700$770.0K0.00%
Occudo Quantitative Strategies LP82,752$431.0K0.04%
Schonfeld Strategic Advisors LLC65,300$340.0K0.00%
Candriam Luxembourg S.C.A.62,613$326.0K0.00%
New York Life Investment Management LLC56,732$296.0K0.00%
Caxton Associates LP41,541$216.0K0.03%
XTX Topco Ltd35,175$183.0K0.07%
Qube Research & Technologies Ltd29,298$153.0K0.00%
Cornercap Investment Counsel Inc26,613$139.0K0.02%
Connor, Clark & Lunn Investment Management Ltd.25,930$135.0K0.00%
SG Americas Securities, LLC20,533$107.0K0.00%
Delphia (USA) Inc.18,140$95.0K0.07%
Corton Capital Inc.16,697$87.0K0.08%
Mirae Asset Global Investments Co., Ltd.13,506$70.0K0.00%
HSBC Holdings PLC12,557$66.0K0.00%
Personal Capital Advisors Corp11,202$58.0K0.00%
Point72 Hong Kong Ltd8,833$46.0K0.00%
Fairfield, Bush & Co.2,000$10.0K0.01%
Quadrant Capital Group LLC1,976$10.0K0.00%
Rockefeller Capital Management L.P.620$3.00K0.00%
Total Clarity Wealth Management, Inc.200$1.00K0.00%

Sold out (24)

Institutions that held Sutro Biopharma, Inc. at the end of Q1 2022 and filed for Q2 2022 without it.

Not filed for Q2 2022 yet (3)

Institutions that held Sutro Biopharma, Inc. at the end of Q1 2022 and haven't filed a 13F for Q2 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding STRO in Q1 2022 that haven't filed for Q2 2022
InstitutionShares, Q1 2022Value, Q1 2022
IndexIQ Advisors LLC48,931$402.0K
Parametric Portfolio Associates LLC11,455$94.0K
Amalgamated Financial Corp.5,380$44.0K