Positive Sum

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

3portfolio companies

7round participations

0lead positions

Aug 2026latest activity

Capital activity

Portfolio

CompanyLatest valuationFirst → latestRoundsRoleAttributed partner

EEtchedChipsEtched is an AI chip startup building “frontier inference clusters” designed to accelerate inference (both prefill…$21Bvaluation$2.6BraisedRecent roundsSeries D · Aug 2026$700M · led by Jane StreetMultiple unannounced financings (reported total $800M raised) · Jun 2026$800M · Hudson River Trading, Jane Street +9Unspecified financing tranche within stealth period (pre-Series C) · Jun 2026$500MEtched$21BJun 2024 → Aug 20264 roundsParticipant—

CCognition$26BMay 2026 → May 20262 roundsParticipant—

RRogo—Apr 2026 → Apr 20261 roundParticipant—

DateCompanyRoundRaisedValuationRoleEvidence

Aug 18, 2026EEtchedChipsEtched is an AI chip startup building “frontier inference clusters” designed to accelerate inference (both prefill…$21Bvaluation$2.6BraisedRecent roundsSeries D · Aug 2026$700M · led by Jane StreetMultiple unannounced financings (reported total $800M raised) · Jun 2026$800M · Hudson River Trading, Jane Street +9Unspecified financing tranche within stealth period (pre-Series C) · Jun 2026$500MEtchedSeries D$700M$21BParticipant

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Jun 30, 2026EEtchedChipsEtched is an AI chip startup building “frontier inference clusters” designed to accelerate inference (both prefill…$21Bvaluation$2.6BraisedRecent roundsSeries D · Aug 2026$700M · led by Jane StreetMultiple unannounced financings (reported total $800M raised) · Jun 2026$800M · Hudson River Trading, Jane Street +9Unspecified financing tranche within stealth period (pre-Series C) · Jun 2026$500MEtchedMultiple unannounced financings (reported total $800M raised)$800M—Participant

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May 28, 2026CCognitionSeries D$1B$26BParticipant

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May 27, 2026CCognitionFunding round (reported as ~$1B)$1B$26BParticipant

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Apr 29, 2026RRogoSeries D$160M—Participant

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Dec 01, 2025EEtchedChipsEtched is an AI chip startup building “frontier inference clusters” designed to accelerate inference (both prefill…$21Bvaluation$2.6BraisedRecent roundsSeries D · Aug 2026$700M · led by Jane StreetMultiple unannounced financings (reported total $800M raised) · Jun 2026$800M · Hudson River Trading, Jane Street +9Unspecified financing tranche within stealth period (pre-Series C) · Jun 2026$500MEtchedSeries B$500M$5BParticipant

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Jun 25, 2024EEtchedChipsEtched is an AI chip startup building “frontier inference clusters” designed to accelerate inference (both prefill…$21Bvaluation$2.6BraisedRecent roundsSeries D · Aug 2026$700M · led by Jane StreetMultiple unannounced financings (reported total $800M raised) · Jun 2026$800M · Hudson River Trading, Jane Street +9Unspecified financing tranche within stealth period (pre-Series C) · Jun 2026$500MEtchedSeries A$120M—Participant

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DateCompanyRoundRaisedValuationRoleEvidence

May 28, 2026CCognitionSeries D$1B$26BParticipant

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May 27, 2026CCognitionFunding round (reported as ~$1B)$1B$26BParticipant

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Apr 29, 2026RRogoSeries D$160M—Participant

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