Big round · 14 September 2026

Temporal raises $550M Series E led by Lightspeed Venture Partners

By Millionrounds ResearchPublished 16 September 2026Updated 18 September 2026

Temporal, based in United States, has raised $550M in a Series E led by Lightspeed Venture Partners, Tiger Global Management and Wellington Management, announced on 14 September 2026. 8 other investors joined. It is the 88th largest equity round we recorded in the twelve months to that date, and the 10th largest Series E of 38. The median Series E over the same period was $308M, so this one is 1.8 times that. Its previous round on record was a Series D of $300M in February 2026, 7 months earlier.

Raised$550M2 sources reported it
StageSeries E2 earlier rounds on record
Investors124 named as lead
Where USUnited States

AICloudDeveloper Tools

How big is it?

Against every equity round we recorded in the twelve months to 14 September 2026. Ranks count companies, so the same raise reported twice is counted once.

#88equity round of the last twelve months
#10Series E of 38 in that time
#59round in United States, of 1,119
This round$550M
Median Series E$308M

1.8 times the median Series E of the last twelve months.

Who invested

Also in the round

Funding history

  1. September 2026Series E$550M
  2. February 2026Series D$300M
  3. March 2025Growth$146M

$996M raised across the 3 rounds we hold.

Reported by

  1. Ventureburn14 September
  2. Crunchbase News18 September

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

Other big rounds that week

DD-Robotics$400M Series CImpulse Space$308M Series Dbarq$330M Series AExein$270M GrowthEUCLYD$231M Series AFactory$200M Growth
The companyTemporal on Millionrounds→Weekly roundupWeek of 14 September→Monthly roundupSeptember 2026→