Jane Street’s Sutro Biopharma STRO Stock Holding History

Jane Street’s Portfolio STRO Stock Details STRO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-27,760	Closed	-$692K	–	13075
2026 Q1	$692K	Buy	27,760 +4,815	+21%	+$87K	﹤0.01%	7294
2025 Q4	$265K	Buy	+22,945	New	+$218K	﹤0.01%	9106
2025 Q3	–	Sell	-68,885	Closed	-$492K	–	11733
2025 Q2	$492K	Buy	+68,885	New	+$563K	﹤0.01%	6951
2024 Q4	–	Sell	-10,819	Closed	-$374K	–	10546
2024 Q3	$374K	Buy	10,819 +2,541	+31%	+$99.6K	﹤0.01%	7683
2024 Q2	$243K	Buy	8,278 +814	+11%	+$32.2K	﹤0.01%	8126
2024 Q1	$422K	Sell	7,464 -3,105	-29%	-$137K	﹤0.01%	6983
2023 Q4	$453K	Buy	10,569 +9,241	+696%	+$293K	﹤0.01%	6927
2023 Q3	$46.1K	Sell	1,328 -13,268	-91%	-$578K	﹤0.01%	8169
2023 Q2	$679K	Buy	+14,596	New	+$727K	﹤0.01%	5842
2023 Q1	–	Sell	-1,755	Closed	-$142K	–	9901
2022 Q4	$142K	Buy	+1,755	New	+$122K	﹤0.01%	7902
2021 Q2	–	Sell	-2,240	Closed	-$510K	–	10386
2021 Q1	$510K	Buy	+2,240	New	+$532K	﹤0.01%	6769

Other funds holding STRO

Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return

BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return

AAA

Affinity Asset Advisors New York $2.21B AUM 431.26% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Samsara BioCapital Palo Alto, California $1.22B AUM 242.83% 1-Year Est. Return

KCM

Kynam Capital Management Princeton, New Jersey $1.81B AUM 192.15% 1-Year Est. Return

OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return

Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

EAM

Eventide Asset Management Boston, Massachusetts $7.48B AUM 104.76% 1-Year Est. Return

Jane Street's STRO Position: Q2 2026 in Review

Jane Street sold out of Sutro Biopharma (STRO) in Q2 2026, closing a stake of 27,760 shares — an estimated $692K sold.

Jane Street first reported a position in STRO in Q1 2021 and held it in 11 quarters. The position peaked at $692K in Q1 2026. 100 funds tracked by Wall St. Rank hold STRO as of Q2 2026.

Jane Street reported no remaining Sutro Biopharma position as of Q2 2026 after selling out during the quarter.
Jane Street sold 27,760 Sutro Biopharma shares in Q2 2026, an estimated $692K.
Jane Street first reported a position in Sutro Biopharma in Q1 2021 and held it in 11 quarters.
Jane Street's Sutro Biopharma position peaked at $692K in Q1 2026.
100 funds tracked by Wall St. Rank held Sutro Biopharma as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.