Filer Snapshot

Rubico Inc. SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001943421.

Entity Type

Company

Total Filings

135

Latest Filing

08 May 2026

Industry

Water Transportation

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Source: SEC filing F-1

F-1 filed on 08 May 2026 for CIK 0001943421.

View Source Filing
Symbol
RUBI on Nasdaq
Business address
Vas Sofias 1 & Meg. Alexandrou, Athens
State of incorporation
Marshall Islands
Fiscal year end
31 December
Former names
Central Tactical Acquisitions Inc. (to 10 Jan 2023)

Quick Takeaways

  • Rubico Inc. is an SEC filer tracked under CIK 0001943421.
  • 135 filings are listed on this profile.
  • Common form coverage includes F-1, EFFECT, 424B3 and more.

What Changed

  • Latest filing: F-1 filed on 08 May 2026.
  • Report period: not specified in filing header.

Why This Matters

  • You can quote filing dates and form types directly from the SEC record on this page.
  • Use this profile before deeper ownership or insider analysis to confirm filing history context.

Source Evidence

Source: SEC filing F-1

F-1 filed on 08 May 2026 for CIK 0001943421.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed F-1 can change the filing history, ownership context, or next research path for Rubico Inc..

Latest source-backed update
F-1 filed 08 May 2026
Why come back
Revisit after a new SEC filing appears to compare the updated record with prior filings.
  • Latest filing on record: F-1 filed 08 May 2026.
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Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

Latest update

What changed recently for Rubico Inc.

New fact period available

Latest financial period: Q4 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

23 Mar 2026

Page type

Company facts

Latest period

Q4 2025

SEC-backed company facts were refreshed from filings filed on 23 Mar 2026.

Benchmark Context

Benchmark context for this company

Rubico Inc. has a source-backed company facts view where you can compare the latest reported metrics with its own recent history and with peer rankings for the same metric.

Compared with

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Why this is notable

Latest financial period: Q4 2025. That gives you a fresh baseline before you compare this company with peers.

  • Latest company facts filing date: 23 Mar 2026.
  • Peer comparisons stay conservative: same metric, compatible units, latest valid company row only.
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Company intelligence

Research Rubico Inc. from filings to ownership signals

Use this company page as the hub for SEC filings, fundamentals, insider activity, large-stake holders, and institutional ownership context.

Active modules

3/5

Available company intelligence paths on this page.

Filings

135

SEC submissions provide the evidence trail.

Ownership context

1/3

Insider, large-stake, and institutional ownership lanes.

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SEC filings

Available

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Company facts

Available

Financial context

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Forms 3/4/5

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Schedule 13D/G

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Filer Overview

Rubico Inc. has filed 135 SEC EDGAR filings since 09 Sep 2022. Common forms include F-1, EFFECT, 424B3, 6-K and more.

Latest Filings

Recent SEC filings for Rubico Inc. with direct links to document and filing folders.

Form type Document Filing Description Filing date Reporting date File number(s)
F-1 Open F-1 document | Open XBRL data View SEC filing for F-1 FORM F-1 08 May 2026 333-295716
EFFECT Open EFFECT document View SEC filing for EFFECT 01 May 2026 333-295199
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 01 May 2026 333-295199
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 21 Apr 2026 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 21 Apr 2026 21 Apr 2026 001-42684
F-1 Open F-1 document | Open XBRL data View SEC filing for F-1 FORM F-1 21 Apr 2026 333-295199
DRS Open DRS document View SEC filing for DRS 10 Apr 2026 377-09247
F-1MEF Open F-1MEF document | Open XBRL data View SEC filing for F-1MEF FORM F-1MEF 09 Apr 2026 333-294944
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 07 Apr 2026 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 07 Apr 2026 07 Apr 2026 001-42684
EFFECT Open EFFECT document View SEC filing for EFFECT 06 Apr 2026 333-293441
3 Open 3 document View SEC filing for 3 01 Apr 2026 18 Mar 2026
3 Open 3 document View SEC filing for 3 01 Apr 2026 18 Mar 2026
3 Open 3 document View SEC filing for 3 01 Apr 2026 18 Mar 2026
3 Open 3 document View SEC filing for 3 01 Apr 2026 18 Mar 2026
3 Open 3 document View SEC filing for 3 01 Apr 2026 18 Mar 2026
POS AM Open POS AM document View SEC filing for POS AM FORM POS AM 27 Mar 2026 333-293441
20-F Open 20-F document | Open XBRL data View SEC filing for 20-F 20-F 23 Mar 2026 31 Dec 2025 001-42684
424B3 Open 424B3 document View SEC filing for 424B3 424B3 02 Mar 2026 333-288796
424B3 Open 424B3 document View SEC filing for 424B3 424B3 02 Mar 2026 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 424B3 02 Mar 2026 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 424B3 02 Mar 2026 333-292077
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 02 Mar 2026 02 Mar 2026 001-42684
424B3 Open 424B3 document View SEC filing for 424B3 424B3 23 Feb 2026 333-292077
424B3 Open 424B3 document View SEC filing for 424B3 424B3 23 Feb 2026 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 424B3 23 Feb 2026 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 424B3 23 Feb 2026 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 23 Feb 2026 23 Feb 2026 001-42684
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 20 Feb 2026 19 Feb 2026 001-42684
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 17 Feb 2026 005-95158
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Feb 2026 005-95158
F-1MEF Open F-1MEF document | Open XBRL data View SEC filing for F-1MEF FORM F-1MEF 13 Feb 2026 333-293441
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 10 Feb 2026 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 10 Feb 2026 333-292077
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 10 Feb 2026 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 10 Feb 2026 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 10 Feb 2026 10 Feb 2026 001-42684
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Jan 2026 333-292077
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Jan 2026 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Jan 2026 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Jan 2026 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 16 Jan 2026 16 Jan 2026 001-42684
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 13 Jan 2026 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 13 Jan 2026 333-288796
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 13 Jan 2026 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 13 Jan 2026 333-292077
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 13 Jan 2026 12 Jan 2026 001-42684
424B4 Open 424B4 document View SEC filing for 424B4 424B4 12 Jan 2026 333-292077
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2026 333-292077
424B3 Open 424B3 document View SEC filing for 424B3 424B3 02 Jan 2026 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 424B3 02 Jan 2026 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 424B3 02 Jan 2026 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 02 Jan 2026 31 Dec 2025 001-42684
F-1/A Open F-1/A document | Open XBRL data View SEC filing for F-1/A F-1/A 31 Dec 2025 333-292077
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 30 Dec 2025 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 30 Dec 2025 333-288796
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 30 Dec 2025 333-290426
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 30 Dec 2025 29 Dec 2025 001-42684
F-1 Open F-1 document | Open XBRL data View SEC filing for F-1 F-1 11 Dec 2025 333-292077
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 08 Dec 2025 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 08 Dec 2025 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 08 Dec 2025 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 08 Dec 2025 04 Dec 2025 001-42684
DRS Open DRS document View SEC filing for DRS 03 Dec 2025 377-08760
F-1MEF Open F-1MEF document | Open XBRL data View SEC filing for F-1MEF F-1MEF 02 Dec 2025 333-291884
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 28 Nov 2025 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 28 Nov 2025 333-288796
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 28 Nov 2025 333-290426
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 28 Nov 2025 28 Nov 2025 001-42684
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 26 Nov 2025 333-288796
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 26 Nov 2025 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 26 Nov 2025 333-289552
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 26 Nov 2025 26 Nov 2025 001-42684
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 20 Nov 2025 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 20 Nov 2025 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 20 Nov 2025 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 20 Nov 2025 20 Nov 2025 001-42684
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 17 Nov 2025 005-95158
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 14 Nov 2025 005-95158
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Nov 2025 333-290426
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Nov 2025 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Nov 2025 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 14 Nov 2025 14 Nov 2025 001-42684
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 13 Nov 2025 005-95158
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 12 Nov 2025 005-95158
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 07 Nov 2025 005-95158
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 07 Nov 2025 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 07 Nov 2025 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 07 Nov 2025 06 Nov 2025 001-42684
424B4 Open 424B4 document View SEC filing for 424B4 424B4 06 Nov 2025 333-290426
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 16 Oct 2025 005-95158
F-1/A Open F-1/A document View SEC filing for F-1/A F-1/A 16 Oct 2025 333-290426
F-1/A Open F-1/A document View SEC filing for F-1/A F-1/A 15 Oct 2025 333-290426
F-1/A Open F-1/A document View SEC filing for F-1/A FORM F-1/A 08 Oct 2025 333-290426
CORRESP Open CORRESP document View SEC filing for CORRESP 08 Oct 2025
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 30 Sep 2025 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 30 Sep 2025 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 30 Sep 2025 30 Sep 2025 001-42684
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 25 Sep 2025 377-08368
424B3 Open 424B3 document View SEC filing for 424B3 424B3 22 Sep 2025 333-289552
424B3 Open 424B3 document View SEC filing for 424B3 424B3 22 Sep 2025 333-288796
F-1 Open F-1 document | Open XBRL data View SEC filing for F-1 F-1 22 Sep 2025 333-290426
EFFECT Open EFFECT document View SEC filing for EFFECT 19 Sep 2025 333-289552
EFFECT Open EFFECT document View SEC filing for EFFECT 19 Sep 2025 333-288796
CORRESP Open CORRESP document View SEC filing for CORRESP 19 Sep 2025
CORRESP Open CORRESP document View SEC filing for CORRESP 19 Sep 2025
CORRESP Open CORRESP document View SEC filing for CORRESP 18 Sep 2025
CORRESP Open CORRESP document View SEC filing for CORRESP 17 Sep 2025
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 09 Sep 2025 377-08368
F-1/A Open F-1/A document View SEC filing for F-1/A F-1/A (AMENDMENT NO. 1) 22 Aug 2025 333-289552
DRSLTR Open DRSLTR document View SEC filing for DRSLTR 22 Aug 2025
DRS Open DRS document View SEC filing for DRS 22 Aug 2025 377-08368
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 22 Aug 2025 333-289552
CORRESP Open CORRESP document View SEC filing for CORRESP 20 Aug 2025
F-1/A Open F-1/A document View SEC filing for F-1/A FORM F-1/A 20 Aug 2025 333-288796
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 20 Aug 2025 19 Aug 2025 001-42684
F-1 Open F-1 document | Open XBRL data View SEC filing for F-1 F-1 13 Aug 2025 333-289552
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 12 Aug 2025 377-08190
SCHEDULE 13D Open SCHEDULE 13D document View SEC filing for SCHEDULE 13D 08 Aug 2025 005-95158
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 04 Aug 2025 04 Aug 2025 001-42684
6-K Open 6-K document View SEC filing for 6-K FORM 6-K 22 Jul 2025 22 Jul 2025 001-42684
F-1 Open F-1 document View SEC filing for F-1 F-1 21 Jul 2025 333-288796
DRSLTR Open DRSLTR document View SEC filing for DRSLTR 08 Jul 2025
SEC STAFF ACTION Open SEC STAFF ACTION document View SEC filing for SEC STAFF ACTION 23 Jun 2025
CERT Open CERT document View SEC filing for CERT 23 Jun 2025 001-42684
20FR12B Open 20FR12B document | Open XBRL data View SEC filing for 20FR12B FORM 20FR12B 04 Jun 2025 001-42684
DRS/A Open DRS/A document View SEC filing for DRS/A 04 Apr 2025 377-07306
DRS/A Open DRS/A document View SEC filing for DRS/A 02 Aug 2024 377-07306
DRS Open DRS document View SEC filing for DRS 27 Jun 2024 377-07306
RW Open RW document View SEC filing for RW RW 18 Aug 2023 000-56563
20FR12G Open 20FR12G document View SEC filing for 20FR12G 20FR12G 21 Jun 2023 000-56563
DRS/A Open DRS/A document View SEC filing for DRS/A 10 Jan 2023 377-06357
DRS/A Open DRS/A document View SEC filing for DRS/A 10 Nov 2022 377-06357
DRS/A Open DRS/A document View SEC filing for DRS/A 16 Sep 2022 377-06357
DRS Open DRS document View SEC filing for DRS 09 Sep 2022 377-06357

About this filer

Rubico Inc. files with the SEC under CIK 0001943421. This page aggregates EDGAR filings and related ownership activity.

Industry: Water Transportation.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.
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