ASSEMBLY BIOSCIENCES, INC. - Common Stock (ASMB)

Historical Holders from Q1 2024 to Q3 2025

Symbol
ASMB on Nasdaq
Type / Class
Equity / Common Stock
Shares outstanding
16.4M
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
12.2M
Holdings value
$314M
% of all portfolios
0.002%
Grand Portfolio weight change
+0%
Number of holders
56
Number of buys
45
Number of sells
-9
Average Value change %
+0%
Average buys %
+0.001%
Average sells %
0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of ASSEMBLY BIOSCIENCES, INC. - Common Stock (ASMB)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Commodore Capital LP 9.9% $29.3M 1.62M Commodore Capital LP 08 Aug 2025
RA CAPITAL MANAGEMENT, L.P. 9.5% $28.4M 1.53M RA Capital Management, L.P. 11 Aug 2025
JANUS HENDERSON GROUP PLC 8.2% $44.4M 1.34M JANUS HENDERSON GROUP PLC 28 Nov 2025
Farallon Capital Partners, L.P. 7.3% $20.7M 1.14M Dapice Joshua J. 08 Aug 2025
Schornstein Alexander 3.49% -65% $10.1M -$3.42M 544K -25.4% Alexander Schornstein 11 Aug 2025
ARMISTICE CAPITAL, LLC 9.99% $5.25M 290K Armistice Capital, LLC 30 Jun 2025

Institutional Holders of ASSEMBLY BIOSCIENCES, INC. - Common Stock (ASMB)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 12.2M $314M +$233M $25.60 56
2025 Q2 3.15M $57M +$415K $18.12 33
2025 Q1 3.18M $30.4M -$551K $9.56 36
2024 Q4 3.19M $50.3M -$3.18M $15.78 35
2024 Q3 1.03M $15.5M -$2.24M $15.14 30
2024 Q2 1.18M $16.1M +$7.24M $13.72 27
2024 Q1 647K $8.61M +$8.61M $13.30 24