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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.

13F holders, Q3 2022

Institutional positions in Sutro Biopharma, Inc. as of Sep 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
113
−2 vs. Q2 2022
Shares held
51.6M
+5.55M (+12.1%) vs. Q2 2022
Total value
$286.6M
+$45.6M (+18.9%) vs. Q2 2022
New holders
10
49 more added
Sold out
12
32 more reduced

Compare with Q2 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting STRO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2022: 113 institutions
Q1 2021: 138 institutionsQ2 2021: 124 institutionsQ3 2021: 120 institutionsQ4 2021: 117 institutionsQ1 2022: 114 institutionsQ2 2022: 115 institutionsQ3 2022: 113 institutionsQ4 2022: 119 institutionsQ1 2023: 116 institutionsQ2 2023: 120 institutionsQ3 2023: 109 institutionsQ4 2023: 114 institutionsQ1 2024: 117 institutionsQ2 2024: 119 institutionsQ3 2024: 130 institutionsQ4 2024: 123 institutionsQ1 2025: 113 institutionsQ2 2025: 101 institutionsQ3 2025: 88 institutionsQ4 2025: 63 institutionsQ1 2026: 78 institutionsQ2 2026: 100 institutions
Value heldQ3 2022: $286.6M
Q1 2021: $1.01BQ2 2021: $766.7MQ3 2021: $752.5MQ4 2021: $599.0MQ1 2022: $342.2MQ2 2022: $240.9MQ3 2022: $286.6MQ4 2022: $403.7MQ1 2023: $247.9MQ2 2023: $251.6MQ3 2023: $194.3MQ4 2023: $240.0MQ1 2024: $308.2MQ2 2024: $185.2MQ3 2024: $216.6MQ4 2024: $117.6MQ1 2025: $40.0MQ2 2025: $39.8MQ3 2025: $46.4MQ4 2025: $65.0MQ1 2026: $358.9MQ2 2026: $545.7M
Institutions holding STRO and their total value by quarter
QuarterHoldersValue
Q2 2026100$545.7M
Q1 202678$358.9M
Q4 202563$65.0M
Q3 202588$46.4M
Q2 2025101$39.8M
Q1 2025113$40.0M
Q4 2024123$117.6M
Q3 2024130$216.6M
Q2 2024119$185.2M
Q1 2024117$308.2M
Q4 2023114$240.0M
Q3 2023109$194.3M
Q2 2023120$251.6M
Q1 2023116$247.9M
Q4 2022119$403.7M
Q3 2022113$286.6M
Q2 2022115$240.9M
Q1 2022114$342.2M
Q4 2021117$599.0M
Q3 2021120$752.5M
Q2 2021124$766.7M
Q1 2021138$1.01B

Institutions, Q3 2022

Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q2 2022.

Institutions holding STRO in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Suvretta Capital Management, LLC5,020,000$27.9M1.17%+375,000+8.1%Added
BlackRock Inc.4,008,370$22.2M0.00%+285,745+7.7%Added
Franklin Resources Inc3,788,780$21.0M0.01%+14,885+0.4%Added
BVF Inc3,447,946$19.1M0.79%00.0%Unchanged
Holocene Advisors, LP2,805,197$15.6M0.10%00.0%Unchanged
Eventide Asset Management, LLC2,708,975$15.0M0.30%00.0%Unchanged
Millennium Management LLC2,537,070$14.1M0.02%+230,278+10.0%Added
Verition Fund Management LLC2,508,210$13.9M0.10%+1,783,129+245.9%Added
Vanguard Group Inc2,050,276$11.4M0.00%+12,951+0.6%Added
Baillie Gifford & Co1,868,615$10.4M0.01%+3,435+0.2%Added
Candriam Luxembourg S.C.A.1,798,838$9.98M0.07%+1,736,225+2,772.9%Added
Frazier Life Sciences Management, L.P.1,776,479$9.86M0.76%00.0%Unchanged
Samsara BioCapital, LLC1,675,579$9.30M2.17%00.0%Unchanged
Rubric Capital Management LP1,400,000$7.77M0.39%+500,000+55.6%Added
Goldman Sachs Group Inc940,571$5.22M0.00%+434,511+85.9%Added
Geode Capital Management, LLC850,747$4.72M0.00%+35,958+4.4%Added
State Street Corp827,885$4.59M0.00%+24,300+3.0%Added
FMR LLC746,455$4.14M0.00%+82,044+12.3%Added
Jacobs Levy Equity Management, Inc743,228$4.13M0.03%−273,806−26.9%Reduced
Point72 Asset Management, L.P.711,000$3.95M0.02%+711,000New
Parkman Healthcare Partners LLC687,335$3.81M1.08%+502,817+272.5%Added
Acadian Asset Management LLC631,800$3.50M0.02%−29,815−4.5%Reduced
Marshall Wace, LLP523,621$2.91M0.01%−50,618−8.8%Reduced
Dimensional Fund Advisors LP456,583$2.53M0.00%+92,938+25.6%Added
Northern Trust Corp406,772$2.26M0.00%+29,792+7.9%Added
Pentwater Capital Management LP360,000$2.00M0.03%−20,000−5.3%Reduced
Two Sigma Advisers, LP347,500$1.93M0.01%+87,000+33.4%Added
Cubist Systematic Strategies, LLC343,384$1.91M0.01%+92,995+37.1%Added
Morgan Stanley331,573$1.84M0.00%−533−0.2%Reduced
D. E. Shaw & Co., Inc.315,014$1.75M0.00%+55,617+21.4%Added
Citadel Advisors LLC302,092$1.68M0.00%−313,607−50.9%Reduced
Endurant Capital Management LP266,679$1.48M0.48%−90,786−25.4%Reduced
Panagora Asset Management Inc254,343$1.41M0.01%+85,953+51.0%Added
Nuveen Asset Management, LLC230,604$1.28M0.00%−868−0.4%Reduced
Renaissance Technologies LLC215,900$1.20M0.00%+68,200+46.2%Added
AQR Capital Management LLC192,076$1.07M0.00%+132,679+223.4%Added
Walleye Capital LLC191,721$1.06M0.02%−81,043−29.7%Reduced
Two Sigma Investments, LP177,089$983.0K0.00%−5,807−3.2%Reduced
AJU IB Investment Co., Ltd.175,000$971.0K1.66%00.0%Unchanged
Man Group plc167,182$928.0K0.00%––
Gsa Capital Partners LLP165,544$919.0K0.12%−52,571−24.1%Reduced
Tekla Capital Management LLC163,924$910.0K0.04%00.0%Unchanged
Bank of New York Mellon Corp155,873$865.0K0.00%+18,890+13.8%Added
JPMorgan Chase & Co155,577$864.0K0.00%−854−0.5%Reduced
Healthcare of Ontario Pension Plan Trust Fund150,000$833.0K0.00%00.0%Unchanged
Charles Schwab Investment Management Inc131,205$729.0K0.00%+11,422+9.5%Added
State of Wisconsin Investment Board126,758$704.0K0.00%−33,208−20.8%Reduced
Russell Investments Group, Ltd.109,255$604.0K0.00%−21,209−16.3%Reduced
Ameriprise Financial Inc82,551$457.0K0.00%+82,551New
DAFNA Capital Management LLC81,200$451.0K0.12%−3,500−4.1%Reduced
Caxton Associates LP77,244$429.0K0.07%+35,703+85.9%Added
Public Employees Retirement System of Ohio75,800$421.0K0.00%00.0%Unchanged
PDT Partners, LLC74,663$414.0K0.06%−37,254−33.3%Reduced
Woodline Partners LP73,954$410.0K0.01%00.0%Unchanged
Rhumbline Advisers70,984$394.0K0.00%+8,228+13.1%Added
Los Angeles Capital Management LLC68,684$381.0K0.00%00.0%Unchanged
New York Life Investment Management LLC61,229$340.0K0.00%+4,497+7.9%Added
Connor, Clark & Lunn Investment Management Ltd.59,371$330.0K0.00%+33,441+129.0%Added
Invesco Ltd.59,302$329.0K0.00%−2,016−3.3%Reduced
Trexquant Investment LP57,869$321.0K0.01%+57,869New
XTX Topco Ltd57,624$320.0K0.08%+22,449+63.8%Added
Alliancebernstein L.P.48,100$267.0K0.00%+15,800+48.9%Added
Schonfeld Strategic Advisors LLC47,800$265.0K0.00%−17,500−26.8%Reduced
Jump Financial, LLC45,900$255.0K0.01%+45,900New
Occudo Quantitative Strategies LP44,550$247.0K0.02%−38,202−46.2%Reduced
Bank of America Corp43,712$242.0K0.00%+22,547+106.5%Added
BNP Paribas Arbitrage, SA40,151$222.8K0.00%+6,191+18.2%Added
Victory Capital Management Inc35,119$195.0K0.00%−256−0.7%Reduced
Cornercap Investment Counsel Inc34,665$192.0K0.04%+8,052+30.3%Added
Delphia (USA) Inc.28,099$156.0K0.18%+9,959+54.9%Added
Corton Capital Inc.27,586$153.0K0.19%+10,889+65.2%Added
MetLife Investment Management24,077$133.6K0.00%+20,715+616.2%Added
American International Group, Inc.23,227$129.0K0.00%+2,625+12.7%Added
SG Americas Securities, LLC21,543$120.0K0.00%+1,010+4.9%Added
Barclays PLC20,429$114.0K0.00%−3,409−14.3%Reduced
Voya Investment Management LLC19,958$110.8K0.00%+2,848+16.6%Added
Engineers Gate Manager LP19,790$110.0K0.01%+19,790New
California State Teachers Retirement System19,311$107.0K0.00%+488+2.6%Added
New York State Common Retirement Fund19,122$106.0K0.00%+107+0.6%Added
Mirae Asset Global Investments Co., Ltd.19,221$106.0K0.00%+5,715+42.3%Added
Manufacturers Life Insurance Company, The18,803$104.4K0.00%−1,132−5.7%Reduced
Deutsche Bank AG17,711$98.0K0.00%−2,943−14.2%Reduced
Lazard Asset Management LLC15,868$88.0K0.00%+9,014+131.5%Added
Susquehanna International Group, LLP15,575$86.0K0.00%−5,276−25.3%Reduced
HSBC Holdings PLC14,134$79.0K0.00%+1,577+12.6%Added
State Board of Administration of Florida Retirement System11,933$66.0K0.00%00.0%Unchanged
Personal Capital Advisors Corp11,202$62.0K0.00%00.0%Unchanged
Manchester Capital Management LLC10,561$59.0K0.01%00.0%Unchanged
Principal Financial Group Inc10,392$58.0K0.00%+10,392New
Prudential Financial Inc10,070$56.0K0.00%+10,070New
American Portfolios Advisors10,000$55.5K0.00%00.0%Unchanged
Allspring Global Investments Holdings, LLC9,281$51.0K0.00%+9,281New
Quantbot Technologies LP6,712$37.0K0.00%+6,712New
Amalgamated Bank6,013$33.0K0.00%+462+8.3%Added
Legal & General Group Plc4,595$26.0K0.00%+883+23.8%Added
HighMark Wealth Management LLC3,975$22.0K0.02%−600−13.1%Reduced
Tower Research Capital LLC (TRC)3,250$18.0K0.00%−2,454−43.0%Reduced
Ameritas Investment Partners, Inc.3,400$18.0K0.00%00.0%Unchanged
Federated Hermes, Inc.3,118$17.0K0.00%−274,642−98.9%Reduced
Metropolitan Life Insurance Co2,981$16.5K0.00%+2,604+690.7%Added