Superyacht Watch

The public record of superyacht movements

74 m motor yacht · Cayman Islands flag

SIREN

Outside the monitored area — no signal since 3 Sep 2026. Last signal 3 Sep 2026, 16:43 UTC.

SIREN is a 74 m motor yacht registered under the Cayman Islands flag, on the record since 19 Jul 2026. The last 90 days show 2 port calls, with the most harbour time at Cannes Anchorage (Croisette / Sainte-Marguerite), plus 3 spells at anchor in open water.

The last 90 days

JulAugSeptPort de Nice (Lympia), 19 Jul 2026 – 19 Jul 2026 (4 hours)At anchor (open water), 27 Jul 2026 – 1 Aug 2026 (4 days)Cannes Anchorage (Croisette / Sainte-Marguerite), 1 Aug 2026 – 1 Aug 2026 (18 hours)At anchor (open water), 2 Aug 2026 – 5 Aug 2026 (3 days)At anchor (open water), 5 Aug 2026 – 2 Sep 2026 (28 days)
In portAt anchorGaps: underway or outside the monitored area

Port calls

Cannes: 1CANNESNice: 1NICE
Harbours SIREN has called at on the Côte d’Azur, sized by number of recorded calls.
ArrivedDepartedPlaceTime in port
5 Aug 20262 Sep 2026At anchor (open water)28 days
2 Aug 20265 Aug 2026At anchor (open water)3 days
1 Aug 20261 Aug 2026Cannes Anchorage (Croisette / Sainte-Marguerite)18 hours
27 Jul 20261 Aug 2026At anchor (open water)4 days
19 Jul 202619 Jul 2026Port de Nice (Lympia)5 hours

Movement log

24 Aug 2026

Time (UTC)EventPlace
New destinationfor It ??? > It Pce

23 Aug 2026

Time (UTC)EventPlace
Reappeared

5 Aug 2026

Time (UTC)EventPlace
New destinationfor Fr Stp > Fr ???

3 Aug 2026

Time (UTC)EventPlace
New destinationfor Fr Stp

1 Aug 2026

Time (UTC)EventPlace
New destinationfor Fr Ceq > Fr Stp
DepartedCannes Anchorage (Croisette / Sainte-Marguerite)
ArrivedCannes Anchorage (Croisette / Sainte-Marguerite)
New destinationfor Fr Stp > Fr Ceq

28 Jul 2026

Time (UTC)EventPlace
New destinationfor Fr Stp

19 Jul 2026

Time (UTC)EventPlace
DepartedPort de Nice (Lympia)
New destinationfor Fr Nce > Fr Stp
ArrivedPort de Nice (Lympia)
First recorded

Economic footprint

At 74 m, SIREN represents an estimated €41,000 a day in running spend — crew, berthing, fuel, maintenance and provisioning — much of it landing wherever the yacht is lying. An order-of-magnitude estimate, not an account: how it is derived.

Registry particulars

Name
SIREN
Type
Motor Yacht
Length overall
74 m
Beam
13 m
Flag
Cayman Islands
MMSI
319060000
IMO
9417438
Callsign
ZCTF6
First recorded
19 Jul 2026
Last signal
3 Sep 2026, 16:43 UTC

Particulars as broadcast over AIS; dimensions are the transmitted hull values. Vessel operators: see the privacy & takedown policy.