Ameriprise
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Ameriprise’s Assembly Biosciences ASMB Stock Holding History

Ameriprise’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 		$6.32M Buy
+230,000
New +$6.26M ﹤0.01% 2388
2022
Q3 		– Sell
-845
Closed -$21K – 3958
2022
Q2 		$21K Hold
845
– – ﹤0.01% 3853
2022
Q1 		$21K Sell
845
-170
-17% -$3.65K ﹤0.01% 3902
2021
Q4 		$28K Sell
1,015
-204
-17% -$6.69K ﹤0.01% 3920
2021
Q3 		$51K Sell
1,219
-100
-8% -$4.19K ﹤0.01% 3816
2021
Q2 		$61K Sell
1,319
-94
-7% -$4.66K ﹤0.01% 3850
2021
Q1 		$78K Buy
1,413
+474
+50% +$31.4K ﹤0.01% 3789
2020
Q4 		$69K Buy
+939
New +$110K ﹤0.01% 3708

Other funds holding ASMB

GS
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
CC
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
JT
Jupiter Topco New York $245B AUM
BlackRock
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
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return

Ameriprise's ASMB Position: Q2 2026 in Review

Ameriprise opened a new position in Assembly Biosciences (ASMB) in Q2 2026: 230,000 shares worth $6.32M. The stake represents ﹤0.01% of the portfolio and ranks #2388 among its holdings. This is a return to the name: Ameriprise previously reported a position in ASMB as recently as Q2 2022.

Ameriprise first reported a position in ASMB in Q4 2020 and has held it in 8 quarters since. 93 funds tracked by Wall St. Rank hold ASMB as of Q2 2026.

  • Ameriprise held 230,000 shares of Assembly Biosciences worth $6.32M as of Q2 2026.
  • Assembly Biosciences was a new Ameriprise position in Q2 2026.
  • Assembly Biosciences made up ﹤0.01% of Ameriprise's portfolio in Q2 2026, its #2388 holding.
  • Ameriprise first reported a position in Assembly Biosciences in Q4 2020 and has held it in 8 quarters since.
  • 93 funds tracked by Wall St. Rank held Assembly Biosciences as of Q2 2026.

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