Columbus Circle Capital Corp II (CMIIU) IPO - S-1 Filing, Stock & Insider Activity
Columbus Circle Capital Corp II IPO - Status & S-1 Filing
- Ticker: CMIIU
- Status: Priced - IPO complete
- S-1 filed: 2026-01-21
- Effective: 2026-01-30
- IPO / pricing date: 2026-02-11
- Expected price range: not yet disclosed (set in a later S-1/A or pricing amendment)
- SEC CIK: 0002088805 · View the S-1 on SEC EDGAR →
Columbus Circle Capital Corp II is pre-IPO, so no insider Form 4 transactions have been filed yet. Once insiders begin reporting trades after the offering, they will appear on this page automatically.
Track every registration update on the InsiderAlpha IPO tracker.
Last SEC filing
Columbus Circle Capital Corp II (CMIIU) - no SEC Form 4 insider filings recorded in the last 90 days. 2 Form 8-K material event filings were reported by CMIIU in the last 90 days. InsiderAlpha tracks every CMIIU SEC filing - Form 4, Form 144, and 8-K - in real time, including Rule 10b5-1 plan detection.
About Columbus Circle Capital Corp II (CMIIU)
Columbus Circle Capital Corp II trades under the ticker CMIIU. InsiderAlpha tracks 1 primary SEC Form 4 filing from 1 reporting insider for CMIIU since 2026, sourced directly from SEC EDGAR.
| SEC CIK | 0002088805 |
|---|
90-Day SEC Filing Activity
| Form 8-K filings (90d) | 2 |
|---|---|
| Latest Form 4 filing | 2026-02-18 |
Recent CMIIU Insider Transactions (Form 4)
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| COLUMBUS CIRCLE 2 SPONSOR Corp LLC | 10% Owner | P - Open-market purchase | 265.0K | $10.00 | $2.65M | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Columbus Circle Capital Corp II (CMIIU). Updated in real time as new filings are submitted to the SEC.
Recent CMIIU Form 8-K Material Events
- - Item 1.01, 3.02, 5.02, 9.01 [SEC]
- - Item 7.01, 9.01 [SEC]
- - Item 8.01, 9.01 · Other · neutral [SEC]
Columbus Circle Capital Corp II announced that holders of its IPO units may elect to separately trade Class A ordinary shares and warrants beginning February 27, 2026. This is a routine administrative event following the company's initial public offering, allowing unit holders to - - Item 5.02, 8.01, 9.01 · Financing · positive [SEC]
Columbus Circle Capital Corp II completed its IPO on February 12, 2026, raising $230 million in gross proceeds from the sale of 23 million units at $10.00 per unit, plus an additional $6.65 million from concurrent private placement. This is a transformative capitalization event f
Recent Insider Filings
- - COLUMBUS CIRCLE 2 SPONSOR Corp LLC (10% Owner)
Form 4 Transaction Code Reference
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in CMIIU insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
CMIIU Insider Trading - FAQ
- What is the latest insider trade for CMIIU?
- Columbus Circle Capital Corp II (CMIIU) had 0 insider filings in the last 90 days, with the most recent on 2026-02-18. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
- How many insiders are buying CMIIU stock?
- 0 insider purchases of CMIIU were filed in the last 90 days.
- How many insiders are selling CMIIU stock?
- 0 insider sales of CMIIU were filed in the last 90 days.
- Where can I see CMIIU SEC filings (Form 4, 10-K, 10-Q, 8-K)?
- This page tracks CMIIU Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Learn More
- What is SEC Form 4?
- How to read insider buying signals
- Rule 10b5-1 trading plans explained
- The cluster buying signal
Open the live CMIIU dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.