← All investors

G

Firm & fund profile / Sourced portfolio

Greylock

Tracked participation in 4 Atlas companies, with 2 explicitly attributed leads.

Firm website ↗

4portfolio companies

11round participations

2lead positions

$13.6Mled round total

Conviction

Most recent leads

The latest rounds this investor is sourced as leading, newest first.

Dec 2023BraintrustSeed$5.1M Jun 2023LlamaIndexSeed$8.5M

Capital activity

Portfolio

CompanyLatest valuationFirst → latestRoundsRoleAttributed partner

BBraintrust$800MDec 2023 → Feb 20263 rounds1 led—

BBaseten$2.2BSep 2025 → Sep 20255 roundsParticipant—

LLlamaIndex—Jun 2023 → Mar 20252 rounds1 led—

AAuroraPhysical AIAurora Innovation (NASDAQ: AUR) is a public self-driving technology company focused on commercial autonomous…$3.9BraisedRecent roundsATM program (equity capital raised during Q2 2026) · Jun 2026$221M · ATM buyers (not individually specified in Form 10-Q)Equity public offering (upsized) · Aug 2024$483M · Public offering investors (not individually specified in press release)Equity public offering + concurrent private placement · Jul 2023$820M · Private placement investors (not individually specified in press release), Public offering investors (not individually specified in press release)Aurora—Feb 2019 → Feb 20191 roundParticipant—

DateCompanyRoundRaisedValuationRoleEvidence

Feb 17, 2026BBraintrustSeries B$80M$800MParticipant

Source ↗+1 ↗

Sep 05, 2025BBasetenSeries D$150M$2.2BParticipant

Mar 04, 2025LLlamaIndexSeries A$19M—Participant

Oct 08, 2024BBraintrustSeries A$36M—Participant

Dec 13, 2023BBraintrustSeed$5.1M—Lead

Jun 06, 2023LLlamaIndexSeed$8.5M—Lead

Feb 07, 2019AAuroraPhysical AIAurora Innovation (NASDAQ: AUR) is a public self-driving technology company focused on commercial autonomous…$3.9BraisedRecent roundsATM program (equity capital raised during Q2 2026) · Jun 2026$221M · ATM buyers (not individually specified in Form 10-Q)Equity public offering (upsized) · Aug 2024$483M · Public offering investors (not individually specified in press release)Equity public offering + concurrent private placement · Jul 2023$820M · Private placement investors (not individually specified in press release), Public offering investors (not individually specified in press release)AuroraSeries B$530M—Participant

UndatedBBasetenSeries B$40M—Participant

UndatedBBasetenSeries C$75M—Participant

UndatedBBasetenSeries E$300M$5BParticipant

UndatedBBasetenSeries F$1.5B$13BParticipant

DateCompanyRoundRaisedValuationRoleEvidence

UndatedBBasetenSeries F$1.5B$13BParticipant

Feb 07, 2019AAuroraPhysical AIAurora Innovation (NASDAQ: AUR) is a public self-driving technology company focused on commercial autonomous…$3.9BraisedRecent roundsATM program (equity capital raised during Q2 2026) · Jun 2026$221M · ATM buyers (not individually specified in Form 10-Q)Equity public offering (upsized) · Aug 2024$483M · Public offering investors (not individually specified in press release)Equity public offering + concurrent private placement · Jul 2023$820M · Private placement investors (not individually specified in press release), Public offering investors (not individually specified in press release)AuroraSeries B$530M—Participant

UndatedBBasetenSeries E$300M$5BParticipant

Sep 05, 2025BBasetenSeries D$150M$2.2BParticipant

Feb 17, 2026BBraintrustSeries B$80M$800MParticipant

Source ↗+1 ↗

UndatedBBasetenSeries C$75M—Participant

UndatedBBasetenSeries B$40M—Participant

Oct 08, 2024BBraintrustSeries A$36M—Participant

Mar 04, 2025LLlamaIndexSeries A$19M—Participant

Jun 06, 2023LLlamaIndexSeed$8.5M—Lead

Dec 13, 2023BBraintrustSeed$5.1M—Lead