Appaloosa LP

Tracked participation in 2 Atlas companies, with 0 explicitly attributed leads.

2portfolio companies

2round participations

0lead positions

Mar 2026latest activity

Capital activity

Portfolio

CompanyLatest valuationFirst → latestRoundsRoleAttributed partner

OOpenAIFrontierOpenAI is an AI research and deployment company focused on building safe and beneficial artificial general…$852Bvaluation$291.6BraisedRecent roundsIssuer tender / employee stock tender (secondary liquidity; self-funded buyback) · Aug 2026$7Bcommitted capital funding round (latest) · Mar 2026$122B · Altimeter, Amazon +26Primary funding round (committed capital) · Feb 2026$110B · Amazon, Microsoft +2OpenAI$852BMar 2026 → Mar 20261 roundParticipant—

AAnthropic$380BFeb 2026 → Feb 20261 roundParticipant—

DateCompanyRoundRaisedValuationRoleEvidence

Mar 31, 2026OOpenAIFrontierOpenAI is an AI research and deployment company focused on building safe and beneficial artificial general…$852Bvaluation$291.6BraisedRecent roundsIssuer tender / employee stock tender (secondary liquidity; self-funded buyback) · Aug 2026$7Bcommitted capital funding round (latest) · Mar 2026$122B · Altimeter, Amazon +26Primary funding round (committed capital) · Feb 2026$110B · Amazon, Microsoft +2OpenAIcommitted capital funding round (latest)$122B$852BParticipant

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Feb 12, 2026AAnthropicSeries G$30B$380BParticipant

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DateCompanyRoundRaisedValuationRoleEvidence

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Feb 12, 2026AAnthropicSeries G$30B$380BParticipant

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