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Breakthrough / Project 821
Specifications
Port Calls
Derived from AIS positions — arrivals and departures are approximate.
Full port-call history
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Ownership History
Ownership history
The full ownership timeline including holding companies is available on Pro.
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Ownership Network
2 entities · 1 linksNames, ownership stakes and jurisdictions unlock with Pro.
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Frequently Asked Questions
Where is Breakthrough / Project 821 now?
According to AIS data, Breakthrough / Project 821 was last reported moored near Marseille, France on 12 Oct 2026. Live position updates are shown on the tracking map above.
Who owns Breakthrough / Project 821?
Breakthrough / Project 821 is owned by Bill Gates (sold to Patrick Dovigi!), Microsoft co-founder and philanthropist. Ownership is sourced from public records and may involve holding companies.
How much is Breakthrough / Project 821 worth?
Breakthrough / Project 821 has an estimated value of $675M.
Who built Breakthrough / Project 821?
Breakthrough / Project 821 was built by Feadship and delivered in 2024.
How big is Breakthrough / Project 821?
Breakthrough / Project 821 is 119 metres (390 ft) long, measures 7,295 gross tons, accommodates 30 guests and a crew of 43, reaches a top speed of 17 knots.
Boats in the area· Marseille
Current Owner
Bill Gates (sold to Patrick Dovigi!)
US
Know more about this yacht?
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All data sourced from public domain: Equasis, Lloyd's Register, ICIJ, press reports. Ownership data may be incomplete where corporate structures are opaque.