Rubico Inc. - Common Stock, par value $0.01 per share (RUBI)
CUSIP: Y1250N107
Q3 2025 13F Holders as of 30 Sep 2025
- Type / Class
- Equity / Common Stock, par value $0.01 per share
- Shares outstanding
- 44,137,319
- Total 13F shares
- 41,264
- Share change
- +41,264
- Total reported value
- $87,479
- Price per share
- $2.12
- Number of holders
- 6
- Value change
- +$87,479
- Number of buys
- 6
Quarterly Holders Quick Answers
What is CUSIP Y1250N107?
CUSIP Y1250N107 identifies RUBI - Rubico Inc. - Common Stock, par value $0.01 per share in SEC institutional holdings data.
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Related Filing Research
- Latest 13F filings for newly reported positions.
- Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
- Latest 10-Q/10-K reports for financial context tied to this issuer.
- Recent insider transactions for executive and insider activity.
- SEC investors directory and top value investors for manager drilldown.
- Back to full security ownership history.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
- Newer quarter: Q4 2025
Recent filing periods for CUSIP Y1250N107:
Top shareholders of RUBI - Rubico Inc. - Common Stock, par value $0.01 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
No top shareholder records were found across 13F, 13D/G, and Forms 3/4/5 for this issuer.
Institutional Holders of Rubico Inc. - Common Stock, par value $0.01 per share (RUBI) as of Q3 2025
As of 30 Sep 2025,
Rubico Inc. - Common Stock, par value $0.01 per share (RUBI) was held by
6 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
41,264 shares.
The largest 6 holders included
SABBY MANAGEMENT, LLC, Walleye Capital LLC, Federation des caisses Desjardins du Quebec, Tower Research Capital LLC (TRC), SBI Securities Co., Ltd., and UBS Group AG.
This page lists
6
institutional shareholders reporting positions in this security
for the Q3 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q3 2025 vs Q3 2025 Across Filers
Q3 2025 holders
6
Q3 2025 holders
6
Holder diff
0
| Investor | Q3 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q3 2025 Value $ | Q3 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.