Marimo acquisition
Company: CoreWeave
The claim, verbatim
CoreWeave acquired Marimo in October 2025
Source (primary)
CoreWeave 10-K filed 2026-03-02 (SEC EDGAR, sec_filing)
View cached copy (2026-08-31)Live source ↗
Quote: “In October 2025, we also acquired Marimo, creator of the marimo notebook”
How we checked this
Checked on September 16, 2026. The cited source supports every part of this claim.
The filing states the Marimo acquisition occurred in October 2025.
Confirmed in the source:
- CoreWeave acquired Marimo, creator of the marimo notebook, in October 2025
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1769628/000176962826000104/crwv-20251231.htm) in full (630,662 characters, retrieved August 31, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms CoreWeave 10-K filed 2026-03-02
Quote: “In October 2025, we also acquired Marimo, creator of the marimo notebook”