Big round · 7 August 2026

Lumilens raises $700M Series C led by Bain Capital Ventures

By Millionrounds ResearchPublished 16 September 2026

Lumilens, based in United States, has raised $700M in a Series C led by Bain Capital Ventures, Spark Capital and Atreides Management, announced on 7 August 2026. One other investor joined. It is the 68th largest equity round we recorded in the twelve months to that date, and the 12th largest Series C of 188. The median Series C over the same period was $100M, so this one is 7.0 times that. Its previous round on record was a Series B of $9.2M in May 2025, 15 months earlier.

Raised$700M2 sources reported it
StageSeries C1 earlier round on record
Investors65 named as lead
Where USUnited States

AICloudSemiconductorsTelecoms

How big is it?

Against every equity round we recorded in the twelve months to 7 August 2026. Ranks count companies, so the same raise reported twice is counted once.

#68equity round of the last twelve months
#12Series C of 188 in that time
#43round in United States, of 1,095
This round$700M
Median Series C$100M

7.0 times the median Series C of the last twelve months.

Who invested

Also in the round

Funding history

  1. August 2026Series C$700M
  2. May 2025Series B$9.2M

$709M raised across the 2 rounds we hold.

Reported by

  1. AICONIC VENTURES6 August
  2. Ventureburn7 August

The round's figures come from these reports; each link opens the original.

Other big rounds that week

Firmus Technologies$2.0B GrowthHadrian$1.4B GrowthMoove$250M Series CICEYE$1.2B Series FHappyRobot$150M Series CRRiver Mobility$120M Series C
The companyLumilens on Millionrounds→Weekly roundupWeek of 3 August→Monthly roundupAugust 2026→