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Arcus Biosciences, Inc. (RCUS) Form 424B5 — Oct 21, 2026

$RCUSForm 424B5Filed Oct 21, 2026, 4:30 PM ET0001193125-26-427888Original filing

Arcus Biosciences filed a preliminary prospectus supplement (424B5) on October 21, 2026 for an underwritten follow-on offering of common stock off its February 2026 shelf, with Jefferies, Leerink Partners and TD Cowen as book-runners. Share count, price, and expected proceeds are left blank pending pricing; the last reported sale price was $23.75 on October 20, 2026. The offering came one day after Arcus presented new ARC-20 data for casdatifan in clear cell renal cell carcinoma, including 86% and 69% six- and 12-month landmark PFS for first-line casdatifan plus zimberelimab (n=30) and median PFS of 14.5 months for second-line casdatifan plus cabozantinib.

Key figures

Cash Position
694000000
Shares Outstanding
127018631
Lockup days
60
Underwriters
Jefferies, Leerink Partners, TD Cowen
Options outstanding
17,395,615 at weighted-average exercise price of $20.19
Net tangible book value
$463.2 million
Preliminary cash estimate
$694.0 million as of September 30, 2026 (unaudited)
Last sale price oct 20 2026
$23.75 per share
Net tangible book value per share
$3.65

AI analysis

Red flags5 · Pro

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