MTS Atlas
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Firm & fund profile / Sourced portfolio

Index Ventures

Tracked participation in 13 Atlas companies, with 11 explicitly attributed leads.

Firm website ↗
13portfolio companies
24round participations
11lead positions
$2.3Bled round total
Conviction

Most recent leads

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

Jul 2026Fireworks AISeries D$1.5Bat $17.5B valuationMar 2026GranolaSeries C$125Mat $1.5B valuationJan 2026DecagonSeries D$250Mat $4.5B valuationOct 2025Fireworks AISeries C$250Mat $4B valuationJul 2024CaptionsSeries C$60Mat $500M valuationNov 2023CradleSeries A$24M
Capital activity

Portfolio

CompanyLatest valuationFirst → latestRoundsRoleLatest round
FAFireworks AI logoFireworks AI$17.5BOct 2025 → Jul 20262 rounds2 ledSeries D
CDChai Discovery logoChai Discovery$3.8BJul 2026 → Jul 20261 roundParticipantSeries C
TLTwelve Labs logoTwelve Labs—Mar 2022 → Jul 20264 rounds1 ledSeries B
GGranola logoGranola$1.5BMar 2026 → Mar 20261 round1 ledSeries C
DDecagon logoDecagon$4.5BJan 2026 → Jan 20261 round1 ledSeries D
MAMistral AI logoMistral AI$11.7BJun 2023 → Sep 20252 roundsParticipantSeries C
CCradle logoCradle—Nov 2022 → Nov 20243 rounds2 ledSeries B
CCaptions logoCaptions$500MJul 2024 → Jul 20241 round1 ledSeries C
HHebbia logoHebbia$700MSep 2022 → Jul 20242 rounds1 ledSeries B
CCohere logoCohere$2.2BSep 2021 → Jun 20233 rounds1 ledSeries C
AAurora logoAurora$11BNov 2021 → Nov 20212 roundsParticipantBusiness combination go-public (SPAC merger / concurrent capital raise)
NNotion logoNotion$2BApr 2020 → Apr 20201 round1 ledSeries B
ACAugment Code logoAugment Code$977M— → —1 roundParticipantSeries B