United States · 
Who invested in Momentus?
Momentus's investors include One Way Ventures, Y Combinator, Liquid 2 Ventures, Quiet Capital and Liquid 2, and 2 more on record.
2020202220242026
$8.3MSeed$5.0MRound$25MRoundUnited States · Funded startup
Who invested in Momentus
3 rounds we have observed, with the 7 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.
Raised 6 months agoY Combinator: S18
Funding summaryUpdated 26 Oct 2026
$38Mraised across 3 rounds since 2018, from 3 sources
$8.3MSeed$5.0MRound$25MRound
- Latest round
- Round, $25MMay 2026
- Step-upi
- 5×
- Investors
- 7
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Seed, $8.3M Nov 2018
- Biggest round
- $25M Round · May 2026
- Usual gap between rounds
- 7.2 years the median of 2
The rounds
- May 2026
- Jan 2026Round$5.0M3 new1 returning
Source recordedSEC filing: $1.6M sold, first sale Sept 2025
- Nov 2018Seed$8.3M4 new
One Way Ventures- Liquid 2
Mountain Nazca- Prime Movers Lab/ Y Combinator
Reported by Spacenews
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.
Seed2018Round2026Round2026One Way Ventures
Y Combinator
Liquid 2 Ventures
Quiet CapitalLiquid 2Mountain NazcaPrime Movers Lab/ Y Combinator
One Way VenturesY CombinatorLiquid 2 VenturesQuiet CapitalLiquid 2Mountain NazcaPrime Movers Lab/ Y CombinatorEveryone who backed them
Liquid 2VC firm1round
Prime Movers Lab/ Y Combinatorno record of our own yet1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 2 firms list Momentus 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.
Quick answers about Momentus
How much has Momentus raised?
Momentus has raised $38M across 3 rounds since 2018.
When did Momentus last raise?
Momentus's most recent round was an Undisclosed round of $25M in May 2026.
What was Momentus's biggest round?
Its most recent round, $25M in May 2026, is also its largest on record.
Who backed Momentus first?
Momentus's first round on record, in Nov 2018, was backed by One Way Ventures, Liquid 2 and Mountain Nazca and 1 others.
What stage is Momentus at?
Momentus's latest named round is an Undisclosed round, in May 2026.
Where is Momentus based?
Momentus is based in the United States.
Companies like Momentus
In the same sector, and raised in the last eighteen months.
Find investors like these
Search every investor by what they have actually funded, then narrow to your stage and market. Free.