SUTRO BIOPHARMA, INC.

STRONASDAQ

$15.13-0.22 (-1.43%)as of Oct 5, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

SUTRO BIOPHARMA, INC. price and activity chart data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+73.9%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Perceptive Advisors LLC	7.87%	$43.3M	0.65%	Add 82.42%
BVF Inc	7.55%	$41.6M	1.06%	Not reported
Affinity Asset Advisors, LLC	7.07%	$38.9M	1.76%	Add 9.63%
BlackRock, Inc.	6.77%	$37.3M	0.00%	Not reported
Samsara Biocapital, LLC	6.41%	$35.3M	2.90%	Not reported
Kynam Capital Management, LP	5.26%	$29M	1.60%	Not reported
Orbimed Advisors LLC	4.49%	$24.7M	0.46%	Not reported
Balyasny Asset Management L.P.	4.29%	$23.6M	0.03%	Not reported
Vanguard Capital Management LLC	4.19%	$23M	0.00%	Not reported
Eventide Asset Management, LLC	3.53%	$19.4M	0.26%	Reduce 18.18%
Velan Capital Investment Management LP	3.09%	$17M	10.36%	Not reported
Woodline Partners LP	2.76%	$15.2M	0.05%	Not reported
ADAR1 Capital Management, LLC	2.44%	$13.4M	0.61%	Reduce 22.96%
Geode Capital Management, LLC	2.35%	$12.9M	0.00%	Not reported
Acadian Asset Management LLC	2.26%	$12.4M	0.01%	Not reported
Millennium Management LLC	2.21%	$12.2M	0.00%	Not reported
State Street Corp	1.85%	$10.2M	0.00%	Not reported
Merck & Co., Inc.	1.64%	$9.04M	1.72%	Not reported
Acuta Capital Partners, LLC	1.63%	$8.97M	6.25%	Add 0.31%
Ameriprise Financial Inc	1.48%	$8.12M	0.00%	Not reported
Point72 Asset Management, L.P.	1.43%	$7.9M	0.01%	Not reported
KVP Capital Advisors, LP	1.37%	$7.52M	5.52%	Not reported
UBS Group AG	1.26%	$6.92M	0.00%	Not reported
Two Sigma Investments, LP	1.22%	$6.7M	0.00%	Not reported
Vanguard Portfolio Management LLC	1.19%	$6.56M	0.00%	Not reported
Marshall Wace, LLP	1.06%	$5.82M	0.00%	Not reported
Nuveen, LLC	1.01%	$5.58M	0.00%	Not reported
JPMorgan Chase & Co	0.96%	$5.32M	0.00%	Not reported
Seven Fleet Capital Management LP	0.96%	$3.79M	0.63%	New Not reported
Goldman Sachs Group Inc	0.90%	$4.95M	0.00%	Not reported
Northern Trust Corp	0.76%	$4.18M	0.00%	Not reported
Qube Research & Technologies Ltd	0.64%	$3.54M	0.00%	Not reported
Vanguard Fiduciary Trust Co	0.63%	$3.46M	0.00%	Not reported
Citadel Advisors LLC	0.62%	$3.39M	0.00%	Not reported
Mackenzie Financial Corp	0.57%	$3.15M	0.00%	Not reported
Renaissance Technologies LLC	0.52%	$2.87M	0.00%	Not reported
Invesco Ltd.	0.35%	$1.9M	0.00%	Not reported
Y-Intercept (Hong Kong) Ltd	0.34%	$1.86M	0.04%	Not reported
Squarepoint Ops LLC	0.34%	$1.84M	0.00%	Not reported
XTX Topco Ltd	0.31%	$1.73M	0.02%	Not reported
Charles Schwab Investment Management Inc	0.30%	$1.64M	0.00%	Not reported
Sigma Planning Corp	0.27%	$1.49M	0.04%	Add 259.58%
Bank of New York Mellon Corp	0.25%	$1.37M	0.00%	Not reported
Barclays PLC	0.22%	$1.23M	0.00%	Not reported
Bank of America Corp	0.22%	$1.2M	0.00%	Not reported
Fisher Asset Management, LLC	0.21%	$1.17M	0.00%	Not reported
Elmind Capital, LP	0.19%	$1.06M	0.27%	New Not reported
D. E. Shaw & Co., Inc.	0.18%	$1M	0.00%	Not reported
Trexquant Investment LP	0.17%	$918K	0.01%	Not reported
BNP Paribas Financial Markets	0.17%	$909K	0.00%	Not reported

50 of 93 holders

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