Why Replimune Group, Inc. (REPL) stock rose 23.1% on Wednesday, October 28, 2026

Replimune Group, Inc. (REPL) closed at $16.06, up 23.07% on Wednesday, October 28, 2026, on volume of 7,265,391 shares (2.1× its 3-month average); market value about $1.50B.

What happened: primary sources

Events Nexqual found for REPL on Wednesday, October 28, 2026 or the trading day before (October 27, 2026):

• Oct 28, 2026: SEC 8-K: Quarterly results source
• Oct 28, 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 REPL

REPL stock page: price, SEC financials, insider trades, superinvestor holders, analyst estimates and options. Other big moves that day: October 28, 2026.

Sources: SEC EDGAR, Nexqual Earnings Flash, analyst rating changes, Nexqual market data. Built October 28, 2026 at 22:04 UTC. Not investment advice.

Data source: Nexqual. Last updated: October 28, 2026 at 22:04 UTC. This page is informational and not investment advice.

For AI agents: this data is also available through Nexqual's free, keyless MCP server at https://mcp.nexqual.com/mcp; every result includes source_url, as_of and cite_as. More: nexqual.com/agents · llms.txt