Sutro Biopharma Inc. Com SHSSTRO

13F holders, Q2 2025 (June 30)
101holders −12
30new positions
43sold out
4famous investors
$0.71avg. 13F price*

At the end of Q2 2025, 101 institutions reported holding Sutro Biopharma Inc. Com SHS (STRO) in their 13F filings, down 12 from Q1 2025. 30 opened new positions and 43 sold out. The largest holders were Montanova Capital, LLC ($4.6M), Kynam Capital Management, LP ($3.6M) and Millennium Management ($3.4M). 4 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).

Company
Sutro Biopharma Inc. Com SHS
CUSIP
869367102
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150 Q1 2024: 117Q1 2024Q2 2024: 119Q2 2024Q3 2024: 130Q3 2024Q4 2024: 123Q4 2024Q1 2025: 113Q1 2025Q2 2025: 101Q2 2025Q3 2025: 88Q3 2025Q4 2025: 7Q4 2025Q1 2026: 7Q1 2026Q2 2026: 3Q2 2026

Total Exit/New Position Q1 2025 → Q2 2025

InstitutionsTotal Value
New Positions30$1.5M
Exits43$4.5M

All 13F filers, Q1 2025 → Q2 2025: 12,849,647 shares bought and 18,773,643 shares sold, net −5,923,996 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 101 holders

Montanova Capital, LLC 0.17% Reduce -13.1% 6,488,324 $4.6M
Kynam Capital Management, LP 0.39% Reduce -6.5% 5,088,099 $3.6M
Millennium Management 0.00% Add +573.0% 4,732,243 $3.4M
Vanguard Group Inc. 0.00% Reduce -6.4% 4,115,250 $2.9M
Velan Capital Investment Management LP 2.19% Add +197.1% 3,060,000 $2.2M
Acadian Asset Management LLC 0.00% Reduce -3.0% 3,042,238 $2.2M
Merck & Co., Inc. 0.90% No change 2,723,509 $1.9M
Vestal Point Capital, LP 0.10% No change 2,600,000 $1.9M
Tang Capital Management LLC 0.09% Add +1180.8% 2,561,586 $1.8M
Eversept Partners, LP 0.16% No change 2,292,261 $1.6M
Samsara Biocapital, LLC 0.32% No change 2,196,814 $1.6M
BlackRock, Inc. 0.00% Reduce -66.0% 2,107,008 $1.5M
Adage Capital Partners Gp, L.L.C. 0.00% No change 2,000,000 $1.4M
UBS Group AG 0.00% Add +2042.2% 1,618,884 $1.2M
AQR Capital Management 0.00% Reduce -23.3% 1,012,716 $723K
Renaissance Technologies 0.00% Add +5.1% 913,197 $652K
Geode Capital Management, LLC 0.00% Reduce -56.8% 816,915 $583K
Affinity Asset Advisors, LLC 0.08% No change 752,722 $537K
Jane Street Group, LLC 0.00% New 688,850 $492K
Dimensional Fund Advisors LP 0.00% Reduce -23.1% 628,473 $449K
Cantor Fitzgerald, L. P. 0.01% New 500,000 $357K
DAFNA Capital Management LLC 0.09% No change 437,079 $312K
Goldman Sachs Group Inc. 0.00% Reduce -76.3% 405,748 $290K
LPL Financial LLC 0.00% Reduce -4.9% 370,748 $265K
Fisher Asset Management 0.00% No change 352,949 $252K
State Street Corp. 0.00% Reduce -79.6% 342,652 $245K
Shay Capital LLC 0.04% Add +26.4% 259,889 $186K
Morgan Stanley 0.00% Add +32.0% 258,595 $185K
Susquehanna International Group, LLP 0.00% Add +139.6% 245,206 $175K
Marshall Wace, LLP 0.00% New 234,431 $166K
Royal Bank of Canada 0.00% Add +3479.6% 221,829 $159K
AJU IB Investment Co., Ltd. 0.14% No change 175,000 $125K
JPMorgan Chase & Co. 0.00% Reduce -42.4% 173,477 $124K
Northern Trust Corp. 0.00% Reduce -73.5% 167,734 $120K
RBF Capital, LLC 0.01% New 160,000 $114K
Ieq Capital, LLC 0.00% Add +64.3% 123,319 $88K
Qube Research & Technologies Ltd 0.00% New 115,401 $82K
Two Sigma Investments, LP 0.00% Add +20.0% 115,068 $82K
Cerity Partners LLC 0.00% Add +169.9% 105,437 $75K
Invesco Ltd. 0.00% Add +12.1% 103,320 $74K
OMERS ADMINISTRATION Corp 0.00% No change 95,150 $68K
HRT Financial LP 0.00% Add +219.3% 85,509 $61K
Jain Global LLC 0.00% New 84,472 $60K
Bank of America Corp. 0.00% Reduce -27.6% 78,946 $56K
Aberdeen Group plc 0.00% No change 69,389 $50K
Y-Intercept (Hong Kong) Ltd 0.00% New 66,591 $48K
Two Sigma Advisers, LP 0.00% Reduce -72.5% 66,300 $47K
Point72 Asia (Singapore) Pte. Ltd. 0.01% New 61,068 $44K
Vanguard Personalized Indexing Management, LLC 0.00% Add +174.8% 60,617 $43K
Cwm, LLC 0.00% Add +73.2% 56,657 $40K
Vontobel Holding Ltd. 0.00% No change 50,000 $36K
Catalyst Funds Management Pty Ltd 0.01% New 38,500 $27K
Prudential Financial Inc. 0.00% Reduce -94.1% 35,500 $25K
Citigroup Inc. 0.00% Reduce -56.3% 28,528 $20K
HSBC Holdings PLC 0.00% Reduce -59.1% 24,739 $18K
Tower Research Capital LLC (TRC) 0.00% Add +81.5% 24,879 $18K
OneDigital Investment Advisors LLC 0.00% No change 24,099 $17K
Wealth Enhancement Advisory Services, LLC 0.00% Add +23.3% 21,201 $16K
Hudson Bay Capital Management LP 0.00% New 22,571 $16K
PEAK6 LLC 0.00% No change 21,306 $15K
Osaic Holdings, Inc. 0.00% Reduce -8.1% 21,149 $15K
China Universal Asset Management Co., Ltd. 0.00% Add +2.6% 16,964 $12K
Callan Family Office, LLC 0.00% New 16,177 $12K
Mariner, LLC 0.00% New 13,630 $10K
Axxcess Wealth Management, LLC 0.00% No change 12,907 $9K
Bridgeway Capital Management, LLC 0.00% No change 12,900 $9K
Ground Swell Capital, LLC 0.01% New 12,683 $9K
FMR LLC 0.00% Reduce -81.1% 11,639 $8K
Pallas Capital Advisors LLC 0.00% New 11,110 $8K
Captrust Financial Advisors 0.00% New 10,998 $8K
Revolve Wealth Partners, LLC 0.00% New 10,312 $7K
Quantinno Capital Management LP 0.00% New 10,170 $7K
Lazard Asset Management LLC 0.00% New 10,947 $7K
Barclays PLC 0.00% Reduce -94.3% 6,618 $5K
Cubist Systematic Strategies, LLC 0.00% New 6,078 $4K
NewEdge Advisors, LLC 0.00% New 4,113 $3K
Gen-Wealth Partners Inc 0.00% No change 4,042 $3K
Mirae Asset Global Investments Co., Ltd. 0.00% Add +21.9% 3,263 $2K
BNP Paribas Financial Markets 0.00% Reduce -98.5% 2,398 $2K
GF Fund Management Co. LTD. 0.00% No change 1,982 $1K
EverSource Wealth Advisors, LLC 0.00% Add +71.7% 1,471 $1K
Physician Wealth Advisors, Inc. 0.00% No change 1,304 $931
Nisa Investment Advisors, LLC 0.00% New 1,259 $899
Accredited Wealth Management, LLC 0.00% No change 1,000 $714
Rise Advisors, LLC 0.00% New 769 $549
PNC Financial Services Group, Inc. 0.00% Add +15.5% 769 $549
Rialto Wealth Management, LLC 0.00% New 707 $505
Wells Fargo & Company 0.00% Reduce -98.6% 693 $495
Essential Partners LLC 0.00% — 654 $467
True Wealth Design, LLC 0.00% New 559 $400
Raymond James Financial Inc. 0.00% New 500 $357
Bogart Wealth, LLC 0.00% No change 500 $357
Parallel Advisors, LLC 0.00% No change 465 $332
HighMark Wealth Management LLC 0.00% No change 225 $161
Clearstead Advisors, LLC 0.00% New 121 $87
IFP Advisors, Inc 0.00% New 78 $56
Comerica Bank 0.00% No change 49 $35
Group One Trading LLC 0.00% New 20 $14
SBI Securities Co., Ltd. 0.00% Reduce -33.3% 2 $1
Caitong International Asset Management Co., Ltd 0.00% New 1 $1
Avion Wealth 0.00% New 716 $0

"% of holder's portfolio" is STRO's weight in each manager's 13F, not the share of Sutro Biopharma Inc. Com SHS the manager owns.