Why OmniAb, Inc. (OABI) stock fell 11.1% intraday on Friday, October 30, 2026

OmniAb, Inc. (OABI) traded at $4.65 as of 10:31 AM ET, down 11.09% on Friday, October 30, 2026, on volume of 480,259 shares (0.3× its 3-month average); market value about $700.0M.

OABI was among the stocks moving 5% or more in an earlier update that day; by the close it was no longer moving that much.

What happened: primary sources

Events Nexqual found for OABI on Friday, October 30, 2026 or the trading day before (October 29, 2026):

• Oct 30, 2026: Reported Q3 2026 results: EPS −$0.12 vs consensus −$0.13 (beat), revenue $4.0M vs consensus $3.5M (beat). Guidance: Full year 2026 revenue guidance raised to a range of $35 million to $39 million. source

These are listed as context. A filing or rating change on the same day is not proof that it caused the move; read the source.

More on OABI

OABI stock page: price, SEC financials, insider trades, superinvestor holders, analyst estimates and options. Earnings report: OABI results, October 30, 2026. Other big moves that day: October 30, 2026.

Sources: SEC EDGAR, Nexqual Earnings Flash, analyst rating changes, Nexqual market data. Built November 4, 2026 at 11:39 UTC. Not investment advice.

Data source: Nexqual. Last updated: November 4, 2026 at 11:39 UTC. This page is informational and not investment advice.

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