Funding round
PhysicsX Series C
PhysicsX, which works in AI-Native engineering software development in London, raised $300M in a Series C round announced on 8 Jun 2026, led by Temasek, at a $2.40B post-money valuation. 11 firms took part, 9 of them already investors. It is PhysicsX's third venture round on record; the one before was a Series B in Nov 2025.
$300M
Amount raised
$2.40B
Post-money valuation
11
Investors
1 lead
2.4x
Step-up from the Series B
$1.00B in Nov 2025
13%
Stake sold
new money over the post-money
Valuation
What this round says about the price
This round priced PhysicsX at $2.40B after the new money, 2.4 times the $1.00B of its Series B (Nov 2025). The $300M bought investors about 13% of the company. It came 7 months after PhysicsX's Series B. It is 62% of the $487M PhysicsX has raised in the venture rounds on record. No later venture round is on record for PhysicsX.
Investors
Who put money in
Temasek led the round with 10 other firms. Temasek, Applied Materials, Atomico and General Catalyst and 5 more had backed PhysicsX before.
Lead investor
- Temasek backs 195 venture-backed companies existing investor
Also in the round
- M&G Investments new investor
- backs 8 venture-backed companies new investor
- Applied Materials existing investor
- Atomico backs 123 venture-backed companies existing investor
- General Catalyst backs 574 venture-backed companies existing investor
- July Fund existing investor
- backs 53 venture-backed companies existing investor
- NVIDIA existing investor
- backs 2 venture-backed companies existing investor
- Siemens existing investor
Use of proceeds
What the money is for
According to the announcement, the money goes to product development, geographic expansion, sales and marketing, scaling operations and working capital.
- Product development
- Geographic expansion
- Sales and marketing
- Scaling operations
- Working capital
Comparable rounds
How it compares
173 Series C rounds in Tech Companies within a year either side disclosed an amount; the median was $68M, and this round was 4.4 times the median. The closest in time, other companies' Series C rounds in Tech Companies:
| Company | Announced | Amount | Post-money | Led by |
|---|---|---|---|---|
| Oxford Quantum Circuits Tech Companies | 3 Jun 2026 | $350M | not disclosed | Bullhound Capital |
| Tech Companies | 24 Jun 2026 | $120M | $1.20B | Menlo Ventures |
| Tech Companies | 24 Jun 2026 | $110M | not disclosed | Growth Equity at Goldman Sachs Alternatives and Goldman Sachs |
| Tech Companies | 30 Jun 2026 | $95M | not disclosed | Insight Partners |
| Tech Companies | 30 Jun 2026 | $68M | not disclosed | Sofina |
| Tech Companies | 17 Jun 2026 | $65M | $675M | Insight Partners |
| Tech Companies | 16 Jun 2026 | $52M | not disclosed | The Westly Group |
| Tech Companies | 4 Jun 2026 | $40M | not disclosed | Revaia |
Sources
Where this comes from
Reported by 7 sources.
Questions
Frequently asked
How much did PhysicsX raise in its Series C round?
PhysicsX raised $300M in its Series C round, announced in Jun 2026.
Who led PhysicsX's Series C round?
Temasek led it, with M&G Investments, Intrepid Growth Partners, Applied Materials, Atomico and General Catalyst and 5 more.
What was PhysicsX's valuation at the Series C round?
$2.40B post-money.
How does it compare with other Series C rounds in Tech Companies?
173 Series C rounds in Tech Companies within a year either side disclosed an amount; the median was $68M, and this round was 4.4 times the median.