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ISSUER PROFILE · CIK 0001943421 · CUSIP Y1250N107

Rubico Inc.RUBI

3 13D/G filings 2 distinct filers 0 insider transactions (365d)

Post-Filing Returns · across 2 activist filings on this issuer

Median 30d
0.0%
avg 0.0%
Median 60d
0.0%
avg 0.0%
Median 90d
0.0%
avg 0.0%
Median 180d
0.0%
avg 0.0%

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Cross-Reference Snapshot

Activist filings
3
1 SCHEDULE 13G · 2 SCHEDULE
Distinct filers
2
multi-activist cluster
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
1.00
as of 2026-07-15

13D/G Filings Timeline · 3 total

FiledFormFilerStakeSharesIntent
2026-06-11 SCHEDULE 13G Trillium Trading, LLC view →
2025-11-12 SCHEDULE Family Trading Inc. 5.91% 1,465,359 view →
2025-11-07 SCHEDULE Family Trading Inc. 7.45% 1,465,359 view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-07-15 5,055 1.00 -75.1%
2026-06-30 20,329 1.00 -97.8%
2026-06-15 914,104 1.00 +1969.2%
2026-05-29 44,177 1.00 -73.0%
2026-05-15 163,804 2.10 +171.3%
2026-04-30 60,375 1.00 +1.3%
2026-04-15 59,604 1.00 -76.8%
2026-03-31 257,505 1.00 -48.2%
2026-03-13 497,421 1.00 +336.9%
2026-02-27 113,853 1.00 +84.5%
2026-02-13 61,704 1.00 -49.0%
2026-01-30 120,875 1.00 -45.7%

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