Why COMPASS Pathways plc (CMPS) stock rose 12.1% intraday on Tuesday, November 3, 2026

COMPASS Pathways plc (CMPS) traded at $9.43 as of 9:51 AM ET, up 12.13% on Tuesday, November 3, 2026, on volume of 2,158,538 shares (0.8× its 3-month average); market value about $1.30B.

CMPS 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 CMPS on Tuesday, November 3, 2026 or the trading day before (November 2, 2026):

• Nov 3, 2026: SEC 8-K: Quarterly results source
• Nov 3, 2026: SEC 10-Q: Quarterly report, period ended Sep 30, 2026 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 CMPS

CMPS stock page: price, SEC financials, insider trades, superinvestor holders, analyst estimates and options. Other big moves that day: November 3, 2026.

Sources: SEC EDGAR, Nexqual Earnings Flash, analyst rating changes, Nexqual market data. Built November 4, 2026 at 09:50 UTC. Not investment advice.

Data source: Nexqual. Last updated: November 4, 2026 at 09:50 UTC. This page is informational and not investment advice.

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