Latest Period
Q1 2026
Security Snapshot
Karbon Capital Partners Corp. - Class A Ordinary Shares, $0.0001 par value (KBONU) Institutional Ownership
CUSIP: G5225W126
13F Institutional Holders and Ownership History from Q4 2025 to Q1 2026
Institutions Reporting
18
Shares (Excl. Options)
6,225,930
Price
$10.19
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- Security type / class
- Equity / Class A Ordinary Shares, $0.0001 par value
- Symbol
- KBONU on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 6,225,930
- Total 13F value
- $63,470,846
- Portfolio coverage rank
- 0%
- Share change
- -27,510,405
- Value change
- -$277,245,815
- Number of holders
- 18
- Shares outstanding
- 35,387,288
- SEC-reported price per share
- $10.28
- Insider filing price
- $10.28
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- KBONU - Karbon Capital Partners Corp. - Class A Ordinary Shares, $0.0001 par value is tracked under CUSIP G5225W126.
- 18 institutions reported positions in Q1 2026.
- 5 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 57 to 18 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $341,034,235 to $63,470,846.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 18 institutions filings for Q1 2026.
Security key
G5225W126
Latest holder period
Q1 2026
13F holders
18
13D/G owners
5
CIK / CUSIP context first
Open Q1 2026 holders
KBONU full holder history
Karbon Capital Partners Corp. SEC filings
Karbon Capital Partners Corp. company facts
Karbon Capital Partners Corp. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G5225W126:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
5
Security
KBONU
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Karbon Capital Partners Core Holdings, LLC | 22% | $96,006,350 | 9,515,000 | Karbon Capital Partners Core Holdings, LLC | 31 Dec 2025 | |||
| Empyrean Capital Partners, LP | 9.2% | +25% | $33,135,241 | +$6,281,170 | 3,248,553 | +23% | Empyrean Capital Partners, LP | 31 Mar 2026 |
| Adage Capital Management, L.P. | 7.6% | $27,243,000 | 2,700,000 | Adage Capital Management, L.P. | 31 Dec 2025 | |||
| MILLENNIUM MANAGEMENT LLC | 5.1% | -22% | $18,549,567 | -$4,578,229 | 1,818,585 | -20% | Millennium Management LLC | 31 Mar 2026 |
| Fort Baker Capital Management LP | 5.9% | $15,297,511 | 1,499,756 | Fort Baker Capital Management LP | 31 Mar 2026 |
As of 31 Mar 2026, 18 institutional investors reported holding 6,225,930 shares of Karbon Capital Partners Corp. - Class A Ordinary Shares, $0.0001 par value (KBONU). This represents 18% of the company’s total 35,387,288 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
18%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Blackstone Inc. | 2.8% | 1,000,000 | 0% | 0.04% | $10,190,000 |
| Allianz Asset Management GmbH | 2.8% | 1,000,000 | 0% | 0.01% | $10,200,000 |
| Davidson Kempner Capital Management LP | 2.1% | 750,000 | 0% | 0.16% | $7,650,000 |
| BlueCrest Capital Management Ltd | 1.4% | 500,000 | 0% | 0.48% | $5,100,000 |
| HGC Investment Management Inc. | 1.4% | 500,000 | 0% | 1.1% | $5,095,000 |
| LMR Partners LLP | 1.4% | 500,000 | 0% | 0.05% | $5,095,000 |
| MILLENNIUM MANAGEMENT LLC | 1.3% | 463,600 | -80% | 0% | $4,724,084 |
| TORONTO DOMINION BANK | 1.1% | 375,700 | -21% | 0.01% | $3,828,383 |
| CITIGROUP INC | 0.99% | 350,000 | 0% | 0% | $3,570,000 |
| Jain Global LLC | 0.85% | 299,715 | -0.1% | 0.04% | $3,057,093 |
| OMERS ADMINISTRATION Corp | 0.57% | 200,078 | 0% | 0.01% | $2,038,795 |
| Clear Street Group Inc. | 0.27% | 94,871 | -81% | 0.01% | $966,735 |
| EAGLE GLOBAL ADVISORS LLC | 0.2% | 69,711 | -68% | 0.03% | $710,355 |
| HRT FINANCIAL LP | 0.14% | 50,000 | +2.6% | 0% | $509,000 |
| RLH Capital LLC | 0.11% | 40,000 | 0% | 0.21% | $407,600 |
| Quarry LP | 0.06% | 20,000 | -56% | 0.04% | $203,800 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.03% | 12,225 | 0% | $124,695 | |
| UBS Group AG | 0% | 30 | 0% | $306 | |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 0% | 0 | -100% | $0 | |
| Virtu Financial LLC | 0% | 0 | -100% | $0 | |
| Linden Advisors LP | 0% | 0 | -100% | $0 | |
| GRITSTONE ASSET MANAGEMENT LLC | 0% | 0 | -100% | $0 | |
| Alberta Investment Management Corp | 0% | 0 | -100% | $0 | |
| Decagon Asset Management LLP | 0% | 0 | -100% | $0 | |
| Governors Lane LP | 0% | 0 | -100% | $0 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
2
Latest
Q1 2026
Rows shown
1-2 of 2