Funding round
K2 Space Series C
K2 Space, which works in satellite platform design and manufacturing in Torrance, raised $250M in a Series C round announced on 11 Dec 2025, led by Redpoint Ventures, at a $3.00B post-money valuation. 6 firms took part. It is K2 Space's fourth venture round on record; the one before was a Series B in Feb 2025.
$250M
Amount raised
$3.00B
Post-money valuation
$2.75B pre-money
6
Investors
1 lead
12x
Step-up from the Series A
$250M in Feb 2024
8.3%
Stake sold
new money over the post-money
Valuation
What this round says about the price
This round priced K2 Space at $3.00B after the new money, 12.0 times the $250M of its Series A (Feb 2024). The $250M bought investors about 8.3% of the company. It came 10 months after K2 Space's Series B. It is 27% of the $920M K2 Space has raised in the venture rounds on record. K2 Space raised again 7 months later: a Series D round of $500M in Jul 2026, at $6.80B post-money.
K2 Space's funding rounds
K2 Space has 5 venture rounds on record and 1 other deal. This one is highlighted.
- Seed 10 Mar 2023, led by First Round and Republic Capital $8.5M$45M post-money
- Series A 13 Feb 2024 $51M$250M post-money
- Series B 13 Feb 2025, led by Lightspeed Venture Partners and Altimeter $110M
- Other not a venture round 15 Sep 2025 $15M
- Series C this round 11 Dec 2025, led by Redpoint Ventures $250M$3.00B post-money
- Series D 30 Jul 2026, led by Kleiner Perkins and ICONIQ $500M$6.80B post-money
Investors
Who put money in
Redpoint Ventures led the round with 5 other firms.
Lead investor
- Redpoint Ventures backs 194 venture-backed companies new investor
Also in the round
- T. Rowe Price Associates new investor
- Hedosophia new investor
- Altimeter backs 67 venture-backed companies new investor
- Lightspeed Venture Partners backs 454 venture-backed companies new investor
- backs 7 venture-backed companies new investor
Use of proceeds
What the money is for
According to the announcement, the money goes to scaling operations.
- Scaling operations
Comparable rounds
How it compares
24 Series C rounds in Aerospace and Defence within a year either side disclosed an amount; the median was $250M, and this round was close to the median. The closest in time, other companies' Series C rounds in Aerospace and Defence:
| Company | Announced | Amount | Post-money | Led by |
|---|---|---|---|---|
| Forterra Aerospace and Defence | 12 Nov 2025 | $238M | $1.00B | Moore Strategic Ventures |
| Quantum Systems Aerospace and Defence | 27 Nov 2025 | $210M | $3.50B | Balderton Capital |
| Sierra Space Aerospace and Defence | 5 Mar 2026 | $550M | $8.00B | LuminArx Capital Management |
| Aerospace and Defence | 26 Mar 2026 | $170M | not disclosed | Mohari Ventures Natural Capital |
| Aerospace and Defence | 18 Mar 2026 | $110M | not disclosed | Airtree |
| Aerospace and Defence | 24 Sep 2025 | $60M | not disclosed | 1789 Capital |
| Hadrian Aerospace and Defence | 17 Jul 2025 | $260M | not disclosed | Founders Fund and Lux Capital |
| Varda Space Industries Aerospace and Defence | 10 Jul 2025 | $187M | $500M | Natural Capital and Shrug Capital |
Sources
Where this comes from
Reported by 3 sources.
Questions
Frequently asked
How much did K2 Space raise in its Series C round?
K2 Space raised $250M in its Series C round, announced in Dec 2025.
Who led K2 Space's Series C round?
Redpoint Ventures led it, with T. Rowe Price Associates, Hedosophia, Altimeter, Lightspeed Venture Partners and Alpine Space Ventures.
What was K2 Space's valuation at the Series C round?
$3.00B post-money ($2.75B pre-money).
How does it compare with other Series C rounds in Aerospace and Defence?
24 Series C rounds in Aerospace and Defence within a year either side disclosed an amount; the median was $250M, and this round was close to the median.
Did K2 Space raise again after this round?
Yes: a Series D round in Jul 2026 of $500M at $6.80B post-money.