ASSEMBLY BIOSCIENCES INC (ASMB) Institutional Ownership and Insiders Activity

ASSEMBLY BIOSCIENCES INC (ASMB) is widely held by institutional investors, with 89 firms reporting positions valued at approximately $506.37M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Gilead Sciences, Inc. is the largest disclosed holder, reporting approximately $136.77M in ASMB holdings in its latest filing.

Recent insider activity includes 1 tracked Form 4 transaction over the last three months, reflecting ongoing executive and director trading activity.