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SCHEDULE Filed 2025-11-12 Event 2025-11-07 SEC 0001171843-25-007237 →

Family Trading Inc. → Rubico Inc. RUBI

Stake: 5.91% Shares: 1,465,359 CUSIP: Y1250N107 Class: Common Stock, par value $0.01 per share

Item 4 — Purpose of Transaction

There are no material changes to this Item 4 from the Existing Schedule 13D.

Cross-References

Insider Activity (last 365d)
0 transactions
0 buys · 0 sales · 0 awards/exercises
Issuer Cluster
3 13D/G filings on this issuer
2 other filings besides this one
Filer Track Record
35 filings by this filer
34 other filings in the data moat
Short Interest · settle 2026-07-15
DTC 1.00
5,055 shares short · -75.1% vs prior

Post-Filing Returns · since 2025-11-07 on RUBI

+1 day
0.0%
+5 days
0.0%
+30 days
0.0%
+60 days
0.0%
+90 days
0.0%
+180 days
0.0%

Anchor price 4.73 on closest trading day on/after 2025-11-07. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Other 13D/G Filings on Rubico Inc.

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

Other Filings by Family Trading Inc.

FiledFormIssuerStakeShares
2026-05-18 SCHEDULE 13D/A TOP SHIPS INC. TOPS — 2,930,718 view →
2025-11-07 SCHEDULE Rubico Inc. RUBI 7.45% 1,465,359 view →
2023-11-08 SC TOP SHIPS INC. TOPS — — view →
2023-10-17 SC TOP SHIPS INC. TOPS — — view →
2023-10-04 SC TOP SHIPS INC. TOPS — — view →
2022-12-12 SC TOP SHIPS INC. TOPS — — view →
2022-10-11 SC TOP SHIPS INC. TOPS — — view →
2022-04-01 SC TOP SHIPS INC. TOPS — — view →
2022-03-17 SC TOP SHIPS INC. TOPS — — view →
2022-03-04 SC TOP SHIPS INC. TOPS — — view →
2022-01-07 SC TOP SHIPS INC. TOPS — — view →
2021-12-09 SC TOP SHIPS INC. TOPS — — view →
2021-11-18 SC TOP SHIPS INC. TOPS — — view →
2021-11-05 SC TOP SHIPS INC. TOPS — — view →
2021-10-25 SC TOP SHIPS INC. TOPS — — view →
2021-10-07 SC TOP SHIPS INC. TOPS — — view →
2021-09-24 SC TOP SHIPS INC. TOPS — — view →
2021-09-14 SC TOP SHIPS INC. TOPS — — view →
2020-09-04 SC TOP SHIPS INC. TOPS — — view →
2020-08-13 SC TOP SHIPS INC. TOPS — — view →
Showing 20 of 34

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