GSA Capital Partners’s Assembly Biosciences ASMB Stock Holding History

GSA Capital Partners’s Portfolio ASMB Stock Details ASMB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.18M	Sell	42,931 -2,118	-5%	-$57.7K	0.07%	404
2026 Q1	$1.25M	Buy	45,049 +32,350	+255%	+$923K	0.08%	367
2025 Q4	$432K	Buy	12,699 +279	+2%	+$8.99K	0.04%	919
2025 Q3	$318K	Sell	12,420 -2,420	-16%	-$53.1K	0.03%	1170
2025 Q2	$269K	Buy	+14,840	New	+$196K	0.02%	1329
2022 Q2	–	Sell	-11,320	Closed	-$280K	–	1385
2022 Q1	$280K	Buy	+11,320	New	+$243K	0.04%	942
2020 Q4	–	Sell	-1,934	Closed	-$382K	–	1194
2020 Q3	$382K	Buy	+1,934	New	+$487K	0.06%	573
2018 Q1	–	Sell	-592	Closed	-$322K	–	1586
2017 Q4	$322K	Buy	+592	New	+$268K	0.02%	1188
2016 Q1	–	Sell	-1,256	Closed	-$113K	–	1657
2015 Q4	$113K	Hold	1,256	–	–	0.01%	1724
2015 Q3	$144K	Buy	+1,256	New	+$221K	0.01%	1622

Other funds holding ASMB

Gilead Sciences Foster City, California $1.65B AUM 166.99% 1-Year Est. Return

FCM

Farallon Capital Management San Francisco, California $21.7B AUM 79.24% 1-Year Est. Return

PBA

Paradigm Biocapital Advisors New York $5.34B AUM 380.18% 1-Year Est. Return

Commodore Capital New York $1.68B AUM 375.52% 1-Year Est. Return

RCM

RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return

Jupiter Topco New York $245B AUM

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

PHP

Parkman Healthcare Partners Stamford, Connecticut $977M AUM 110.37% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return

GSA Capital Partners's ASMB Position: Q2 2026 in Review

GSA Capital Partners reduced its Assembly Biosciences (ASMB) stake by 4.7% in Q2 2026, selling an estimated $57.7K and leaving 42,931 shares worth $1.18M. The position accounts for 0.07% of the portfolio, ranked #404.

GSA Capital Partners first reported a position in ASMB in Q3 2015 and has held it in 10 quarters since. The position peaked at $1.25M in Q1 2026. 92 funds tracked by Wall St. Rank hold ASMB as of Q2 2026.

GSA Capital Partners held 42,931 shares of Assembly Biosciences worth $1.18M as of Q2 2026.
GSA Capital Partners sold 2,118 Assembly Biosciences shares in Q2 2026, an estimated $57.7K.
Assembly Biosciences made up 0.07% of GSA Capital Partners's portfolio in Q2 2026, its #404 holding.
GSA Capital Partners first reported a position in Assembly Biosciences in Q3 2015 and has held it in 10 quarters since.
GSA Capital Partners's Assembly Biosciences position peaked at $1.25M in Q1 2026.
92 funds tracked by Wall St. Rank held Assembly Biosciences as of Q2 2026.

Based on GSA Capital Partners's 13F filing for Q2 2026, filed 6 Aug 2026.