Nautilus Data Technologies

San Ramon, CA · Founded 2013 · Privately Held (backing)

Developer of a water-cooled data center designed to set a standard for energy efficiency, environmental sustainability, and global scalability. Nautilus Data Technologies is based in San Ramon, CA and was founded in 2013. It was valued at $111 million at its later-stage round in Jan 2026, the last priced event on record. It has raised $288 million across 7 recorded rounds; the latest was a $2 million seed round in Feb 2025.

PMV mark · valuation
$111.0M
Oct 2026
Priced at
its later-stage round
Jan 2026
Total raised
$287.5M
Last round
Seed Round
Feb 2025
What is Nautilus Data Technologies worth?
$111.0MPrivateMarketView mark · Oct 2026

Valued at $111.0M at its later-stage round, Jan 2026. Nothing has traded since.

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Valuation timeline

0 priced rounds · 32 daily marks since · Sep 2026 – Oct 2026
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Markrounds hold their value until the next priced eventMark, today
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Nautilus Data Technologies funding history

7 rounds
DateRoundRaisedPost-money
Feb 2025Seed Round$2.0M▮
Jul 2024Later Stage VC$77.9M▮
Aug 2022Early Stage VC$26.6M▮
Aug 2021Debt$5.0M▮
Dec 2020Early Stage VC$48.5M▮
Oct 2018Debt$12.0M▮
+ 1 earlier rounds · a free account shows the full history
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Nautilus Data Technologies valuation

Nautilus Data Technologies was valued at $111 million at its later-stage round in Jan 2026. That is the last priced event on record: no secondary trade or institutional fund mark has moved the figure since.

How much has Nautilus Data Technologies raised?

Nautilus Data Technologies has raised $288 million across 7 recorded rounds since 2017. The largest was a $77.9 million later-stage round in Jul 2024; the most recent was a $2 million seed round in Feb 2025.

Nautilus Data Technologies has filed 8 Form Ds with the SEC since 2017, most recently in Mar 2025 ($2 million sold to 3 investors).

How Nautilus Data Technologies's valuation is determined

Private company valuations aren’t quoted on an exchange — they’re established in moments: a priced funding round sets a post-money valuation, secondary trades print at a price per share, and SEC-registered funds holding the stock report fair-value marks in their N-PORT filings.

For Nautilus Data Technologies, the most current credible signal sets the number and the older ones confirm it: a live secondary-market price first, then three or more recent prints, then institutional fund marks, and otherwise the last priced round, which never decays. The valuation is the last round’s post-money moved by the price change since that round, so no share count is assumed. Today it is set by its last priced round. Question about this number? Full methodology →

Frequently asked about Nautilus Data Technologies

What is Nautilus Data Technologies worth?
Nautilus Data Technologies is valued at $111.0M as of Oct 2026. Valued at $111.0M at its later-stage round, Jan 2026. Nothing has traded since.
How much has Nautilus Data Technologies raised?
Nautilus Data Technologies has raised $287.5M in total funding across 7 recorded rounds.
When did Nautilus Data Technologies last raise?
Nautilus Data Technologies last raised in Feb 2025 (Seed Round), raising $2.0M.