DEFY

motor
Also known as: Hull 817

Specifications

Length
94m
Max Speed
20 kn
Built
2021
Guests
14
Crew
18
Gross Tonnage
3,000

Media Gallery

Port Calls

MONACO
29 Aug 2026
in port
ANTIBES
26 Aug 2026 – 29 Aug 2026
3 days
MONACO
23 Aug 2026 – 26 Aug 2026
3 days

Derived from AIS positions — arrivals and departures are approximate.

Full port-call history

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Ownership History

Ownership history

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Ownership Network

2 entities · 1 links

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Frequently Asked Questions

Where is DEFY now?

According to AIS data, DEFY was last reported moored at sea on 31 Aug 2026. Live position updates are shown on the tracking map above.

Who owns DEFY?

DEFY is owned by Kenneth Griffin, Citadel founder and CEO. Ownership is sourced from public records and may involve holding companies.

How much is DEFY worth?

DEFY has an estimated value of $175M.

Who built DEFY?

DEFY was built by Feadship and delivered in 2021.

How big is DEFY?

DEFY is 94 metres (308 ft) long, measures 3,000 gross tons, accommodates 14 guests and a crew of 18, reaches a top speed of 20 knots.

Current Position

Open sea
31 Aug 2026
0 kn — moored
View on map

Current Owner

Kenneth Griffin

US

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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.