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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, Q2 2024

Institutional positions in Sutro Biopharma, Inc. as of Jun 30, 2024. 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
119
+2 vs. Q1 2024
Shares held
63.2M
+8.67M (+15.9%) vs. Q1 2024
Total value
$185.2M
−$123.0M (−39.9%) vs. Q1 2024
New holders
21
58 more added
Sold out
19
28 more reduced

Compare with Q1 2024: 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 holdersQ2 2024: 119 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 heldQ2 2024: $185.2M
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, Q2 2024

Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q1 2024.

Institutions holding STRO in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Suvretta Capital Management, LLC7,708,690$22.6M0.92%+1,930,502+33.4%Added
BlackRock Inc.6,910,730$20.2M0.00%+1,208,825+21.2%Added
Point72 Asset Management, L.P.4,447,634$13.0M0.04%+4,186,938+1,606.1%Added
Millennium Management LLC4,361,893$12.8M0.01%−374,070−7.9%Reduced
Vanguard Group Inc3,555,340$10.4M0.00%+532,550+17.6%Added
MPM Oncology Impact Management LP3,043,346$8.92M1.39%−1,053,273−25.7%Reduced
Samsara BioCapital, LLC2,196,814$6.44M1.35%+521,235+31.1%Added
Kynam Capital Management, LP2,023,683$5.93M0.62%+21,956+1.1%Added
Adage Capital Partners GP, L.L.C.2,000,000$5.86M0.01%00.0%Unchanged
Baillie Gifford & Co1,848,751$5.42M0.00%+1,845+0.1%Added
Parkman Healthcare Partners LLC1,792,740$5.25M0.72%+2,689+0.2%Added
Eversept Partners, LP1,739,129$5.10M0.39%+647,710+59.3%Added
Geode Capital Management, LLC1,724,941$5.05M0.00%+438,625+34.1%Added
Citadel Advisors LLC1,619,907$4.75M0.00%+1,279,166+375.4%Added
Acadian Asset Management LLC1,574,958$4.61M0.01%+370,705+30.8%Added
State Street Corp1,565,307$4.59M0.00%+368,584+30.8%Added
Dimensional Fund Advisors LP1,085,281$3.18M0.00%−223,603−17.1%Reduced
Jacobs Levy Equity Management, Inc1,050,189$3.08M0.01%−19,333−1.8%Reduced
Goldman Sachs Group Inc1,049,372$3.07M0.00%+246,637+30.7%Added
Panagora Asset Management Inc907,503$2.66M0.01%+122,299+15.6%Added
Nuveen Asset Management, LLC905,443$2.65M0.00%+567,815+168.2%Added
Aquilo Capital Management, LLC762,498$2.23M2.15%−402,968−34.6%Reduced
Renaissance Technologies LLC719,497$2.11M0.00%+233,700+48.1%Added
Two Sigma Advisers, LP686,500$2.01M0.00%+15,400+2.3%Added
Schonfeld Strategic Advisors LLC634,200$1.86M0.01%−488,900−43.5%Reduced
Two Sigma Investments, LP503,603$1.48M0.00%+17,839+3.7%Added
Northern Trust Corp502,648$1.47M0.00%+16,264+3.3%Added
DAFNA Capital Management LLC329,579$965.7K0.23%−4,500−1.3%Reduced
Morgan Stanley287,810$843.3K0.00%−1,360,288−82.5%Reduced
AQR Capital Management LLC283,516$830.7K0.00%+247,694+691.5%Added
UBS Oconnor LLC275,057$805.9K0.02%+20,000+7.8%Added
Bank of New York Mellon Corp272,719$799.1K0.00%+88,034+47.7%Added
Fisher Asset Management, LLC271,337$795.0K0.00%+74,820+38.1%Added
Gsa Capital Partners LLP235,397$690.0K0.05%+235,397New
LPL Financial LLC230,149$674.3K0.00%+230,149New
Susquehanna Fundamental Investments, LLC225,367$660.3K0.02%+98,908+78.2%Added
Charles Schwab Investment Management Inc216,828$635.3K0.00%+55,952+34.8%Added
Tejara Capital Ltd203,145$595.2K0.22%+8,727+4.5%Added
Bridgeway Capital Management, LLC195,700$573.4K0.01%−80,000−29.0%Reduced
Ameriprise Financial Inc181,401$531.5K0.00%+32,396+21.7%Added
STRS Ohio165,300$484.3K0.00%+150,300+1,002.0%Added
FMR LLC151,340$443.4K0.00%+39,018+34.7%Added
Man Group plc130,277$381.7K0.00%−60,356−31.7%Reduced
D. E. Shaw & Co., Inc.128,665$377.0K0.00%−112,978−46.8%Reduced
Russell Investments Group, Ltd.128,231$375.7K0.00%+16,276+14.5%Added
JPMorgan Chase & Co116,484$341.3K0.00%+19,000+19.5%Added
Rhumbline Advisers116,099$340.2K0.00%+21,935+23.3%Added
Prudential Financial Inc105,310$308.6K0.00%+28,890+37.8%Added
Verition Fund Management LLC97,888$286.8K0.00%−185,733−65.5%Reduced
Public Employees Retirement System of Ohio96,657$283.2K0.00%00.0%Unchanged
Alliancebernstein L.P.96,370$282.4K0.00%+21,070+28.0%Added
Bank of America Corp95,489$279.8K0.00%+38,092+66.4%Added
Franklin Resources Inc95,423$279.6K0.00%+95,423New
Jane Street Group, LLC82,776$242.5K0.00%+8,137+10.9%Added
Qube Research & Technologies Ltd70,614$206.9K0.00%+70,614New
Standard Life Aberdeen plc69,389$203.3K0.00%00.0%Unchanged
American Century Companies Inc66,812$195.8K0.00%−6,803−9.2%Reduced
Alps Advisors Inc63,785$186.9K0.00%+63,785New
Susquehanna International Group, LLP62,530$183.2K0.00%+12,486+25.0%Added
Hudson Bay Capital Management LP60,761$178.0K0.00%+60,761New
HSBC Holdings PLC60,858$173.4K0.00%+5,404+9.7%Added
Barclays PLC56,262$164.8K0.00%−23,476−29.4%Reduced
Exchange Traded Concepts, LLC54,195$158.8K0.00%−16,861−23.7%Reduced
Engineers Gate Manager LP50,718$148.6K0.00%−29,852−37.1%Reduced
MetLife Investment Management48,590$142.4K0.00%+18,306+60.4%Added
Corebridge Financial, Inc.44,040$129.0K0.00%+44,040New
Nomura Holdings Inc43,426$127.2K0.00%+43,426New
Wells Fargo & Company41,857$122.6K0.00%+14,490+52.9%Added
Squarepoint Ops LLC39,186$114.8K0.00%+39,186New
Cornercap Investment Counsel Inc35,360$103.6K0.02%−330−0.9%Reduced
Manufacturers Life Insurance Company, The32,943$96.5K0.00%+7,082+27.4%Added
XTX Topco Ltd32,356$94.8K0.01%−56,540−63.6%Reduced
Dynamic Technology Lab Private Ltd31,311$92.0K0.01%−5,971−16.0%Reduced
UBS Group AG31,352$91.9K0.00%−33,287−51.5%Reduced
Mirae Asset Global ETFs Holdings Ltd.30,913$90.6K0.00%+30,913New
Prelude Capital Management, LLC29,989$87.9K0.01%+19,131+176.2%Added
Deutsche Bank AG28,177$82.6K0.00%−5,614−16.6%Reduced
Voya Investment Management LLC27,966$81.9K0.00%+7,911+39.4%Added
Price T Rowe Associates Inc26,255$77.0K0.00%+8,228+45.6%Added
Invesco Ltd.26,261$76.9K0.00%+61+0.2%Added
Pathstone Holdings, LLC23,459$68.7K0.00%+646+2.8%Added
Citigroup Inc19,189$56.2K0.00%+7,606+65.7%Added
Sherbrooke Park Advisers LLC19,073$55.9K0.01%+19,073New
State Board of Administration of Florida Retirement System17,273$50.6K0.00%+4,980+40.5%Added
Cubist Systematic Strategies, LLC16,463$48.2K0.00%−177,208−91.5%Reduced
ProShare Advisors LLC16,316$47.8K0.00%+5,373+49.1%Added
Vontobel Holding Ltd.15,000$44.0K0.00%00.0%Unchanged
SG Americas Securities, LLC14,772$43.0K0.00%−6,421−30.3%Reduced
Arrowstreet Capital, Limited Partnership13,661$40.0K0.00%+13,661New
New York State Common Retirement Fund13,625$39.9K0.00%+207+1.5%Added
Diversified Trust Co13,031$38.2K0.00%00.0%Unchanged
BKD Wealth Advisors, LLC12,840$37.6K0.00%+12,840New
Algert Global LLC12,829$37.6K0.00%−10,932−46.0%Reduced
US Bancorp12,000$35.2K0.00%−5,000−29.4%Reduced
Tower Research Capital LLC (TRC)11,881$34.8K0.00%+7,257+156.9%Added
Advisor Group Holdings, Inc.11,836$34.7K0.00%+986+9.1%Added
State of Wyoming11,725$34.4K0.01%+11,725New
Principal Financial Group Inc10,853$31.8K0.00%−7,792−41.8%Reduced
Nisa Investment Advisors, LLC8,906$26.1K0.00%+108+1.2%Added
Royal Bank of Canada7,699$23.0K0.00%+6,278+441.8%Added