Sweden · 
Who invested in Whalebone?
Whalebone's investors include Day One Capital and Rutger Arnhult.
202020212022202320242025
$1.0MRound$14MSeries BSweden · Series B startup
Who invested in Whalebone
2 rounds we have observed, with the 2 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.
Funding summaryUpdated 26 Oct 2026
$15Mraised across 2 rounds since 2019, from 2 sources
$1.0MRound$14MSeries B
- Latest round
- Series B, $14MFeb 2025
- Step-upi
- 13.9×
- Investors
- 2
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Round, $1.0M Oct 2019
- Biggest round
- $14M Series B · Feb 2025
- Between rounds
- 5.3 years from the last two
The rounds
- Feb 2025
- Oct 2019
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.
Everyone who backed them
Rutger Arnhultno record of our own yet1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Whalebone as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Whalebone
How much has Whalebone raised?
Whalebone has raised $15M across 2 rounds since 2019.
When did Whalebone last raise?
Whalebone's most recent round was a Series B of $14M in Feb 2025.
What was Whalebone's biggest round?
Its most recent round, $14M in Feb 2025, is also its largest on record.
Who backed Whalebone first?
Whalebone's first round on record, in Oct 2019, was backed by Rutger Arnhult.
What stage is Whalebone at?
Whalebone's latest named round is a Series B, in Feb 2025.
Where is Whalebone based?
Whalebone is based in Sweden.
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