Funding round
Mistral AI Series D
Mistral AI, which works in AI platform development in Paris, raised $3.50B in a Series D round announced on 8 Sep 2026, led by Samsung Venture Investment, Scaleup Europe Fund and PSG, at a $24.40B post-money valuation. 24 firms took part, 20 of them already investors. It is Mistral AI's fifth venture round on record; the one before was a Series C in Sep 2025.
$3.50B
Amount raised
3,000,000,000 EUR converted
$24.40B
Post-money valuation
$20.90B pre-money
24
Investors
3 leads
1.8x
Step-up from the Series C
$13.80B in Sep 2025
14%
Stake sold
new money over the post-money
Valuation
What this round says about the price
This round priced Mistral AI at $24.40B after the new money, 1.8 times the $13.80B of its Series C (Sep 2025). The $3.50B bought investors about 14% of the company. It came 12 months after Mistral AI's Series C. It is 52% of the $6.67B Mistral AI has raised in the venture rounds on record. No later venture round is on record for Mistral AI.
Mistral AI's funding rounds
Mistral AI has 5 venture rounds on record and 1 other deal. This one is highlighted.
- Seed 13 Jun 2023, led by Lightspeed Venture Partners $113M$260M post-money
- Series A 11 Dec 2023, led by Andreessen Horowitz $414M
- Series B 11 Jun 2024, led by General Catalyst $644M$6.20B post-money
- Series C 9 Sep 2025, led by ASML Holding NV $2.00B$13.80B post-money
- Debt not a venture round 30 Mar 2026 $830M
- Series D this round 8 Sep 2026, led by Samsung Venture Investment, Scaleup Europe Fund and PSG $3.50B$24.40B post-money
Investors
Who put money in
Samsung Venture Investment, Scaleup Europe Fund and PSG led the round with 21 other firms. Samsung Venture Investment, PSG, Andreessen Horowitz and ASML and 16 more had backed Mistral AI before.
Lead investors
- Samsung Venture Investment backs 126 venture-backed companies existing investor
- Scaleup Europe Fund new investor
- backs 53 venture-backed companies existing investor
Also in the round
- Advent International backs 36 venture-backed companies new investor
- BlackRock new investor
- Grand Duchy of Luxembourg new investor
- Andreessen Horowitz backs 722 venture-backed companies existing investor
- ASML existing investor
- Belfius existing investor
- BNP Paribas CIB existing investor
- Bpifrance existing investor
- Carmignac existing investor
- DST Global backs 179 venture-backed companies existing investor
- Eurazeo backs 103 venture-backed companies existing investor
- General Catalyst backs 574 venture-backed companies existing investor
- backs 163 venture-backed companies existing investor
- Hillspire existing investor
- Index Ventures backs 353 venture-backed companies existing investor
- backs 25 venture-backed companies existing investor
- Lightspeed Venture Partners backs 454 venture-backed companies existing investor
- NVIDIA existing investor
- Phoenix Court backs 45 venture-backed companies existing investor
- Salesforce Ventures backs 314 venture-backed companies existing investor
- EQT backs 99 venture-backed companies existing investor
Use of proceeds
What the money is for
According to the announcement, the money goes to product development, geographic expansion and scaling operations.
- Product development
- Geographic expansion
- Scaling operations
Comparable rounds
How it compares
The closest in time, other companies' Series D rounds in Software Development Services:
| Company | Announced | Amount | Post-money | Led by |
|---|---|---|---|---|
| Peregrine Software Development Services | 22 Jun 2026 | $250M | $6.80B | Fifth Down Capital and Sequoia Capital |
| Decagon Software Development Services | 27 Jan 2026 | $250M | $4.50B | Coatue and Index Ventures |
| Software Development Services | 15 Dec 2025 | $86M | $750M | Georgian and Hedosophia |
| Baseten Software Development Services | 5 Sep 2025 | $150M | $2.15B | BOND |
Sources
Where this comes from
Reported by 8 sources.
Questions
Frequently asked
How much did Mistral AI raise in its Series D round?
Mistral AI raised $3.50B in its Series D round, announced in Sep 2026.
Who led Mistral AI's Series D round?
Samsung Venture Investment, Scaleup Europe Fund and PSG led it, with Advent International, BlackRock, Grand Duchy of Luxembourg, Andreessen Horowitz and ASML and 16 more.
What was Mistral AI's valuation at the Series D round?
$24.40B post-money ($20.90B pre-money).