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ASSEMBLY BIOSCIENCES, INC. (ASMB) Form 424B5 — May 22, 2026

$ASMBForm 424B5Filed May 22, 2026, 4:01 PM ET0001193125-26-236812Original filing

Assembly Biosciences, Inc. (ASMB) filed a preliminary prospectus supplement for a follow-on equity offering of common stock and pre-funded warrants. The filing is subject to completion, meaning the final offering price, number of shares, and gross proceeds have not yet been determined. Gilead Sciences has indicated an interest in purchasing shares pro rata to its existing ownership, though this is not a binding commitment.

Key figures

Cash Position
198600000
Shares Outstanding
15892353
Shelf Capacity
$400,000,000
Outstanding PSUs
225000
Outstanding RSUs
664935
Outstanding Options
1171159
Net Tangible Book Value
$198.6 million
Last Reported Sale Price
$26.26
Outstanding Warrants17
814000
Outstanding Warrants21.60
8673477
Net Tangible Book Value Per Share
$12.50

Price after filing

1 day: 0.0%7 days: +4.6%30 days: -7.8%

Close on the filing date to close N calendar days later (from $26.50). Historical, not a forecast.

AI analysis

Red flags4 · Pro

The rest of the AI analysis, red flags and sentiment are part of Signal8 Pro.

AI-generated analysis of a public disclosure. Not investment advice; verify against the original document.