# Point72's Cubist alleges former analyst used AI tools to steal source code

_Published Tuesday, November 10, 2026 at 9:32 PM EST · AI, Products · Latest · Tier 2 — Notable_

Point72's quantitative trading unit Cubist alleges that its fired lead research analyst used Claude and Codex to steal source code before leaving for a competitor. Bloomberg reported the allegation from a lawsuit filing. The accusation concerns the former analyst's use of Anthropic's and OpenAI's tools.

## Sources

- [Techmeme](https://www.techmeme.com/261110/p48#a261110p48)

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Canonical: https://techandbusiness.org/newswire/dnBFc4q6p-MltsQpy0SP-s
Published: 2026-11-11T02:32:04.666Z
Story chronology: 2026-11-10T20:05:01.000Z
Retrieved: 2026-11-11T04:50:07.675Z
Publisher: Tech & Business (techandbusiness.org)