Caption Management’s Assembly Biosciences ASMB Stock Holding History

Caption Management’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	$627K	Sell	22,829 -59,012	-72%	-$1.61M	﹤0.01%	1266
2026 Q1	$2.27M	Sell	81,841 -24,750	-23%	-$706K	0.01%	789
2025 Q4	$3.63M	Buy	+106,591	New	+$3.43M	0.02%	612
2021 Q4	–	Sell	-5,642	Closed	-$236K	–	1576
2021 Q3	$236K	Sell	5,642 -1,858	-25%	-$77.9K	﹤0.01%	1322
2021 Q2	$349K	Buy	+7,500	New	+$372K	﹤0.01%	1112
2021 Q1	–	Sell	-667	Closed	-$47K	–	1040
2020 Q4	$47K	Sell	667 -500	-43%	-$58.7K	﹤0.01%	915
2020 Q3	$230K	Buy	+1,167	New	+$294K	0.01%	893
2019 Q4	–	Sell	-10,417	Closed	-$1.23M	–	817
2019 Q3	$1.23M	Sell	10,417 -2,375	-19%	-$359K	0.06%	340
2019 Q2	$2.07M	Buy	+12,792	New	+$2.43M	0.1%	239

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

Caption Management's ASMB Position: Q2 2026 in Review

Caption Management reduced its Assembly Biosciences (ASMB) stake by 72% in Q2 2026, selling an estimated $1.61M and leaving 22,829 shares worth $627K. The position accounts for ﹤0.01% of the portfolio, ranked #1266.

Caption Management first reported a position in ASMB in Q2 2019 and has held it in 9 quarters since. The position peaked at $3.63M in Q4 2025. 93 funds tracked by Wall St. Rank hold ASMB as of Q2 2026.

Caption Management held 22,829 shares of Assembly Biosciences worth $627K as of Q2 2026.
Caption Management sold 59,012 Assembly Biosciences shares in Q2 2026, an estimated $1.61M.
Assembly Biosciences made up ﹤0.01% of Caption Management's portfolio in Q2 2026, its #1266 holding.
Caption Management first reported a position in Assembly Biosciences in Q2 2019 and has held it in 9 quarters since.
Caption Management's Assembly Biosciences position peaked at $3.63M in Q4 2025.
93 funds tracked by Wall St. Rank held Assembly Biosciences as of Q2 2026.

Based on Caption Management's 13F filing for Q2 2026, filed 14 Aug 2026.