# Antares funding: rounds and investors > Antares has raised $566M across 2 rounds since 2025. Investors include Caffeinated Capital, Shine Capital and BoxGroup. Every round with its source. Source: https://millionrounds.com/company/antares (Millionrounds; every figure on the page links to its filing or article) United States · [Series C startup](https://millionrounds.com/companies) # Who invested in *Antares* 2 rounds we have observed, with the 10 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it. Aerospace & Space Defence Tech Energy Raised 3 months ago Follow Antares and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Fantares) Funding summary Updated 5 Nov 2026 **$566M** raised across 2 rounds since 2025, from 6 sources **$96M** Series B **$470M** Series C - **Latest round:** Series C, $470M Aug 2026 - **Led by:** Paradigm and Caffeinated Capital - **Step-up i:** 4.9× - **Investors:** 10 (3 led) See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2026 **$96M** Series B **$470M** Series C - **First round:** Series B, $96M - **Biggest round:** $470M - **Between rounds:** 8 months ## The rounds - **Aug 2026** Series C **$470M** *3 new* *3 returning* [Paradigm](https://millionrounds.com/fund/paradigm) Lead [Caffeinated Capital](https://millionrounds.com/fund/caffeinated-capital) Lead [BoxGroup](https://millionrounds.com/fund/boxgroup) [Point72 Ventures](https://millionrounds.com/fund/point72-ventures) [Shine Capital](https://millionrounds.com/fund/shine-capital) [Industrious Ventures](https://millionrounds.com/fund/industrious-ventures) Reported by TechCrunch and 3 others SEC filing: $126M sold - **Dec 2025** Series B **$96M** *7 new* [Shine Capital](https://millionrounds.com/fund/shine-capital) Lead [BoxGroup](https://millionrounds.com/fund/boxgroup) [Caffeinated Capital](https://millionrounds.com/fund/caffeinated-capital) [Shrug Capital](https://millionrounds.com/fund/shrug-capital) [Alt Capital](https://millionrounds.com/fund/alt-capital-5) [FiftyThree Stations](https://millionrounds.com/fund/fiftythree-stations) [Industrious](https://millionrounds.com/fund/industrious) Reported by TechCrunch and 1 other SEC filing: $51M sold, first sale Sept 2025 ## Funding filed with regulators Antares filed one raise, $30K in all. Filings say how much was sold and to how many investors; they never name the investors. - May 2025 **$30K** 2 investors of $5.0M offered SEC Form D ## Founders and team From Antares's own website: 1 founder, 12 on the team. **Jordan Bramble** CEO & Co-Founder - **Mark Massie** Chief Engineer - **Rian Bahran** Chief Nuclear Officer - **Alec Todryk** Head of Finance - **Christian Kalin** Head of Operations - **Doug Crawford** Head of Manufacturing & Test Engineering - **Jason Andrus** Head of Nuclear Ops & Regulatory - **Matt Griffin** Head of Nuclear Affairs - **Nader Satvat** Head of Nuclear Engineering - **Reuven Fridmar** Head of Talent - **Scott Walsh** Head of Reactor Hardware Engineering - **Tom Mancinelli** Head of Strategy & Policy - **Will Madsen** Head of Mission Engineering ## Who was in which round The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led. **Series B** 2025 **Series C** 2026 [Caffeinated Capital](https://millionrounds.com/fund/caffeinated-capital) L [Shine Capital](https://millionrounds.com/fund/shine-capital) L [BoxGroup](https://millionrounds.com/fund/boxgroup) [Paradigm](https://millionrounds.com/fund/paradigm) L [Point72 Ventures](https://millionrounds.com/fund/point72-ventures) [Shrug Capital](https://millionrounds.com/fund/shrug-capital) [Industrious Ventures](https://millionrounds.com/fund/industrious-ventures) [Alt Capital](https://millionrounds.com/fund/alt-capital-5) [FiftyThree Stations](https://millionrounds.com/fund/fiftythree-stations) [Industrious](https://millionrounds.com/fund/industrious) ## Everyone who backed them [Caffeinated Capital](https://millionrounds.com/fund/caffeinated-capital) VC firm **2** rounds, led 1 [Shine Capital](https://millionrounds.com/fund/shine-capital) VC firm **2** rounds, led 1 [BoxGroup](https://millionrounds.com/fund/boxgroup) VC firm **2** rounds [Paradigm](https://millionrounds.com/fund/paradigm) VC firm **1** round, led 1 [Point72 Ventures](https://millionrounds.com/fund/point72-ventures) VC firm **1** round [Shrug Capital](https://millionrounds.com/fund/shrug-capital) VC firm **1** round [Industrious Ventures](https://millionrounds.com/fund/industrious-ventures) VC firm **1** round [Alt Capital](https://millionrounds.com/fund/alt-capital-5) Investment firm **1** round [FiftyThree Stations](https://millionrounds.com/fund/fiftythree-stations) Growth equity **1** round [Industrious](https://millionrounds.com/fund/industrious) Growth equity **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=antares). ## Also claim to have backed them These 10 firms list Antares as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above. [Pathbreaker Ventures](https://millionrounds.com/fund/pathbreaker-ventures) VC firm Per its own site [Humba Ventures](https://millionrounds.com/fund/humba-ventures) VC firm Per its own site [53 Stations](https://millionrounds.com/fund/53-stations) Corporate VC Per its own site [Cyrus Ventures](https://millionrounds.com/fund/cyrus-ventures) VC firm Per its own site [Sparkwave Capital](https://millionrounds.com/fund/sparkwave-capital) Growth equity Per its own site [Human Element Ventures](https://millionrounds.com/fund/human-element-ventures) VC firm Per its own site [Point72 Hyperscale](https://millionrounds.com/fund/point72-hyperscale) VC firm Per its own site [Reveille VC](https://millionrounds.com/fund/reveille-vc) VC firm Per its own site [Starframe Capital](https://millionrounds.com/fund/starframe-capital) Investment firm Per its own site [Unmatched Ventures](https://millionrounds.com/fund/unmatched-ventures) VC firm Per its own site ## Quick answers about Antares ### Who invested in Antares? Antares's investors include Caffeinated Capital, Shine Capital, BoxGroup, Paradigm and Point72 Ventures, and 5 more on record. Paradigm led its latest round. ### How much has Antares raised? Antares has raised $566M across 2 rounds since 2025. ### When did Antares last raise? Antares's most recent round was a Series C of $470M in Aug 2026, led by Paradigm. ### What was Antares's biggest round? Its most recent round, $470M in Aug 2026, is also its largest on record. ### Who backed Antares first? Antares's first round on record, in Dec 2025, was backed by Shine Capital, BoxGroup and Caffeinated Capital and 4 others. ### What stage is Antares at? Antares's latest named round is a Series C, in Aug 2026. ### Where is Antares based? Antares is based in the United States. ### Who led Antares's rounds? Shine Capital led the Series B in 2025; Paradigm led the Series C in 2026. ## Companies like Antares In the same sector, and raised in the last eighteen months. [**Northwood Space** $505M · Nov 2026](https://millionrounds.com/company/northwood-space)[**Group14 Technologies** $632M · Oct 2026](https://millionrounds.com/company/group14-technologies)[**Iris Technology** Oct 2026](https://millionrounds.com/company/iris-technology)[**Mammoth Energy Services** $58M · Oct 2026](https://millionrounds.com/company/mammoth-energy-services)[**Firehawk Aerospace** $150M · Oct 2026](https://millionrounds.com/company/firehawk-aerospace)[**Rendezvous Robotics** $28M · Oct 2026](https://millionrounds.com/company/rendezvous-robotics) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app