CO2 Energy Transition Corp. Common Stock
CO2 Energy Transition Corp. Common Stock (NOEM) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · NOEM · as of Sep 30, 2025
Ownership Breakdown
26
Institutional Holders
▼ 1 vs Q2
$67.59M
Total Inst. Value
▲ $5.34M vs Q2
9.59M
Shares Outstanding
freeFloat 73.24%
6.65M
13F Shares Held
▲ 469,288 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
NOEM largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
MIZUHO SECURITIES USA LLC blank checks | 840.7K | 8.77% | 8.77% | $8.42B | Oct 22, 2025 | ▲ 2.4K |
KARPUS MANAGEMENT, INC. blank checks | 737.5K | 7.69% | 7.69% | $7.49B | Nov 14, 2025 | ▼ 46.0K |
MMCAP INTERNATIONAL INC. SPC blank checks | 590.0K | 6.16% | 6.16% | $6.02B | Nov 10, 2025 | — held |
AQR ARBITRAGE LLC blank checks | 585.0K | 6.10% | 6.10% | $5.94B | Nov 14, 2025 | ▼ 3.0K |
ARISTEIA CAPITAL LLC blank checks | 578.1K | 6.03% | 6.03% | $5.90B | Nov 14, 2025 | — held |
RIVERNORTH CAPITAL MANAGEMENT, LLC blank checks | 428.0K | 4.47% | 4.47% | $4.35B | Nov 14, 2025 | NEW |
WHITEBOX ADVISORS LLC blank checks | 390.0K | 4.07% | 4.07% | $3.98B | Nov 14, 2025 | — held |
WESTCHESTER CAPITAL MANAGEMENT, LLC blank checks | 331.0K | 3.45% | 3.45% | $3.36B | Nov 14, 2025 | — held |
TORONTO DOMINION BANK blank checks | 321.3K | 3.35% | 3.35% | $3.28B | Nov 14, 2025 | ▲ 75.3K |
POLAR ASSET MANAGEMENT PARTNERS INC. blank checks | 290.0K | 3.03% | 3.03% | $2.96B | Dec 1, 2025 | — held |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
7
Increased
+151.1K shares3
New Positions
first time holders3
Decreased
−191.9K shares3
Sold Out
fully exitedNet shares change (top 50)
40.8K
+151.1K / −191.9K
Net new holders
+4
3 new / 3 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
NOEM insider trading · insider activity
Source: SEC Form 4
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
CO2 Energy Transition, LLC 10 percent owner | Apr 15, 2025 | Award | 0 | $10.00 | $0 | 0 | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
CO2 Energy Transition Corp. Common Stock (NOEM) is primarily owned by institutional investors, who hold approximately 69.4% of total shares outstanding. Company insiders own approximately 26.76%, while retail and public investors account for the remaining 3.83%.
The largest institutional shareholder of CO2 Energy Transition Corp. Common Stock is MIZUHO SECURITIES USA LLC, holding approximately 840,729 shares — equal to 8.77% of outstanding shares — as of September 30, 2025.
A total of 26 institutional investors currently hold NOEM stock, with a combined institutional value of approximately $67,585,513 as of the most recent 13F filing period.
Frequently asked questions
NOEM ownershipCO2 Energy Transition Corp. Common Stock (NOEM) is primarily owned by institutional investors, who hold approximately 69.4% of shares. The largest shareholder is MIZUHO SECURITIES USA LLC with a 8.77% stake. Company insiders hold 26.76%. Data sourced from SEC Form 13F as of September 30, 2025.