Magnetar

Tracked participation in 3 Atlas companies, with 0 explicitly attributed leads.

3portfolio companies

4round participations

0lead positions

Jun 2026latest activity

Capital activity

Portfolio

CompanyLatest valuationFirst → latestRoundsRoleAttributed partner

TTensorWave$1.6BJun 2026 → Jun 20261 roundParticipant—

AApptronikPhysical AIApptronik is a private, Austin, Texas-based robotics company building “general-purpose” humanoid robots aimed at…$5.3Bvaluation$1.8BraisedRecent roundsSeries A-X (extension / re-opened) · Feb 2026$520M · AT&T Ventures, B Capital +5Series A-X extension · Nov 2025$520M · AT&T Ventures, B Capital +5Series A extension / additional close · Mar 2025$53M · ARK Invest, B Capital +8Apptronik$1.8BMar 2025 → Mar 20252 roundsParticipant—

CCoreWeaveNeocloudsCoreWeave, Inc. is a GPU-focused “AI-native” cloud infrastructure provider delivering compute, storage, and…$32.8BraisedRecent roundsDebt financing (delayed draw term loan facility / DDTL 5.5) · Aug 2026$2.6B · Not specified in the sourced text excerptDebt financing (loan facility) · 2026-04-??$8.5B · Not specified in the sourced text excerptPIPE / secondary primary common stock investment (equity) · 2026-03-??$2B · NVIDIACoreWeave—May 2024 → May 20241 roundParticipant—

DateCompanyRoundRaisedValuationRoleEvidence

Jun 10, 2026TTensorWaveSeries B$350M$1.6BParticipant

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Mar 18, 2025AApptronikPhysical AIApptronik is a private, Austin, Texas-based robotics company building “general-purpose” humanoid robots aimed at…$5.3Bvaluation$1.8BraisedRecent roundsSeries A-X (extension / re-opened) · Feb 2026$520M · AT&T Ventures, B Capital +5Series A-X extension · Nov 2025$520M · AT&T Ventures, B Capital +5Series A extension / additional close · Mar 2025$53M · ARK Invest, B Capital +8ApptronikSeries A extension / additional close$53M$1.8BParticipant

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May 01, 2024CCoreWeaveNeocloudsCoreWeave, Inc. is a GPU-focused “AI-native” cloud infrastructure provider delivering compute, storage, and…$32.8BraisedRecent roundsDebt financing (delayed draw term loan facility / DDTL 5.5) · Aug 2026$2.6B · Not specified in the sourced text excerptDebt financing (loan facility) · 2026-04-??$8.5B · Not specified in the sourced text excerptPIPE / secondary primary common stock investment (equity) · 2026-03-??$2B · NVIDIACoreWeaveSeries C$1.1B—Participant

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DateCompanyRoundRaisedValuationRoleEvidence

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Jun 10, 2026TTensorWaveSeries B$350M$1.6BParticipant

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