ARK Invest

Tracked participation in 6 Atlas companies, with 0 explicitly attributed leads.

Firm website ↗

6portfolio companies

6round 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—

AApptronikPhysical AIApptronik is an Austin, Texas–based humanoid robotics company building “Apollo,” a general-purpose humanoid robot…$5.5Bvaluation$1.3BraisedRecent roundsSeries A-X (extension of Series A; company-reported total Series A > $935M) · Feb 2026$520M · AT&T Ventures, B Capital +5Series A (additional close; oversubscribed) · Mar 2025$403M · ARK Invest, B Capital +9Series A · Feb 2025$350M · led by B Capital, Capital FactoryApptronik—Mar 2025 → Mar 20251 roundParticipant—

LLambda—Feb 2025 → Feb 20251 roundParticipant—

RTRelation Therapeutics—Mar 2024 → Mar 20241 roundParticipant—

FAFigure AI$2.6BFeb 2024 → Feb 20241 roundParticipant—

SAShield AIPhysical AIShield AI is a San Diego-based defense technology company building AI pilots and autonomous mission systems for…$12.7Bvaluation$3.1BraisedRecent roundsSeries G (plus fixed-return preferred equity and financing structure) · Mar 2026$1.5B · led by Advent International, JPMorganChase’s Security and Resiliency Initiative (Strategic Investment Group)F-1 strategic funding round · Mar 2025$240M · Andreessen Horowitz, Hanwha Asset Management +3Series F expansion · Dec 2023$500M · Hercules CapitalShield AI$2.7BOct 2023 → Oct 20231 roundParticipantCathie Wood’s ARK Invest

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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Mar 18, 2025AApptronikPhysical AIApptronik is an Austin, Texas–based humanoid robotics company building “Apollo,” a general-purpose humanoid robot…$5.5Bvaluation$1.3BraisedRecent roundsSeries A-X (extension of Series A; company-reported total Series A > $935M) · Feb 2026$520M · AT&T Ventures, B Capital +5Series A (additional close; oversubscribed) · Mar 2025$403M · ARK Invest, B Capital +9Series A · Feb 2025$350M · led by B Capital, Capital FactoryApptronikSeries A (additional close; oversubscribed)$403M—Participant

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Feb 19, 2025LLambdaSeries D$480M—Participant

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Mar 14, 2024RTRelation Therapeuticsseed (extension/new seed)$35M—Participant

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Feb 29, 2024FAFigure AISeries B$675M$2.6BParticipant

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Oct 31, 2023SAShield AIPhysical AIShield AI is a San Diego-based defense technology company building AI pilots and autonomous mission systems for…$12.7Bvaluation$3.1BraisedRecent roundsSeries G (plus fixed-return preferred equity and financing structure) · Mar 2026$1.5B · led by Advent International, JPMorganChase’s Security and Resiliency Initiative (Strategic Investment Group)F-1 strategic funding round · Mar 2025$240M · Andreessen Horowitz, Hanwha Asset Management +3Series F expansion · Dec 2023$500M · Hercules CapitalShield AISeries F$200M$2.7BParticipant · Cathie Wood’s ARK Invest

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DateCompanyRoundRaisedValuationRoleEvidence

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Feb 29, 2024FAFigure AISeries B$675M$2.6BParticipant

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Feb 19, 2025LLambdaSeries D$480M—Participant

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Mar 14, 2024RTRelation Therapeuticsseed (extension/new seed)$35M—Participant

Source ↗+1 ↗