Big round · 28 August 2026

Instinct raises $250M Series B led by Index Ventures
Instinct, based in United States, has raised $250M in a Series B led by Index Ventures and Benchmark, announced on 28 August 2026. It is the 200th largest equity round we recorded in the twelve months to that date, and the 28th largest Series B of 388. The median Series B over the same period was $50M, so this one is 5.0 times that.
Raised$250M3 sources reported it
StageSeries Bfirst round on record
Investors22 named as lead
Where USUnited States
AI
How big is it?
Against every equity round we recorded in the twelve months to 28 August 2026. Ranks count companies, so the same raise reported twice is counted once.
#200equity round of the last twelve months
#28Series B of 388 in that time
#140round in United States, of 1,111
This round$250M
Median Series B$50M
5.0 times the median Series B of the last twelve months.
Who invested
Funding history
- August 2026Series B$250M
This is the first round we hold for the company.
Reported by
- TechCrunch24 August
- TechStartups27 August
- Crunchbase News28 August
The round's figures come from these reports; each link opens the original.




