Monthly roundup · Big Data & Analytics · September 2026

Big Data & Analytics startup funding, September 2026: Crusoe's $3.9B Series F leads 30 rounds

By Millionrounds ResearchPublished 1 October 2026Updated 25 October 2026

We read 30 equity rounds in Big Data & Analytics announced in September 2026, raising $9.0B between them: 8% of all the rounds we read that month and 23% of the money. The largest was Crusoe's $3.9B Series F, led by Valor Equity Partners and Atreides Management. The median seed round was $15M, against $7.5M over the last twelve months in Big Data & Analytics; at Series A it was $22M. Sequoia Capital led the most rounds, with 2.

Equity rounds30in Big Data & Analytics, 28 with an amount

Raised$9.0Bacross those rounds

Lead named83%of rounds say who led

Share of the month8%of rounds; 23% of the money

The biggest rounds

Day by day

Equity rounds in Big Data & Analytics announced each day of September. The busiest day was 15 September, with 5.

1 September30 September

By stage, against the year

Each stage's median this month beside its twelve-month median: the sector's own where we hold enough rounds for a benchmark, otherwise the one across all sectors.

Pre-seed4$1.4Mthis month$2.0M12 months, all sectors

Seed5$15Mthis month$7.5M12 months here

Series A6$22Mthis month$21M12 months here

Series B4$72Mthis month$50M12 months, all sectors

Series C2$65Mthis month$100M12 months, all sectors

Series D2$147Mthis month$150M12 months, all sectors

Growth6$350Mthis month$113M12 months, all sectors

The most active leads

Firms that led two or more of the month's rounds in Big Data & Analytics.

Where

United States19
Germany1
France1
United Kingdom1
Colombia1
Japan1
Sweden1
India1

United States had the most Big Data & Analytics rounds this month.

Against the month

Rounds, Big Data & Analytics30
Rounds, all sectors357
Raised, Big Data & Analytics$9.0B
Raised, all sectors$39B

The whole of September 2026