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Arcus Biosciences, Inc. (RCUS) Form 424B5 — Oct 22, 2026

$RCUSForm 424B5Filed Oct 22, 2026, 4:05 PM ET0001193125-26-428916Original filing

Arcus Biosciences priced a $250 million follow-on offering of 14,285,715 common shares at $17.50, an 8.4% discount to the prior close of $19.10, with net proceeds estimated at $234.5 million. The offering represents roughly 11% dilution to existing shareholders, with immediate dilution of $12.56 per share to new buyers. Proceeds are earmarked to fund ongoing R&D, including expansion and acceleration of the casdatifan clinical development program, plus general corporate purposes. The filing also disclosed preliminary cash of approximately $694.0 million as of September 30, 2026, bringing pro forma liquidity to roughly $960 million.

Key figures

Greenshoe
2142857
Cash Position
694000000
Gross Proceeds
250000013
Last Sale Price
19.1
Offering Price
17.5
Shares Offered
14285715
Dilution Percent
approximately 11.2% (14,285,715 new shares on 127,018,631 shares outstanding pre-offering)
Dilution Per Share
12.56
Shares Outstanding
141304346
Net Proceeds Estimate
234500000
Offering Discount Percent
8.4% below the October 21, 2026 closing price of $19.10
Underwriting Discount Per Share
1.05

AI analysis

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