Karbon Capital Partners Corp.
KBONU- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002088749
No open-market purchases or sales by Karbon Capital Partners Corp. insiders were filed in the last 90 days; 13 institutions reported holding it in 13F filings for Q2 2026, worth $54.1M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Karbon Capital Partners Corp. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 18
- −38 vs. Q4 2025
- Shares held
- 6.23M
- −27.6M (−81.6%) vs. Q4 2025
- Total value
- $63.5M
- −$277.3M (−81.4%) vs. Q4 2025
- New holders
- 3
- 1 more added
- Sold out
- 41
- 6 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting KBONU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 13 | $54.1M |
| Q1 2026 | 18 | $63.5M |
| Q4 2025 | 57 | $341.0M |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Karbon Capital Partners Corp.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Allianz Asset Management GmbH | 1,000,000 | $10.2M | 0.01% | 00.0% | Unchanged |
| Blackstone Group Inc. | 1,000,000 | $10.2M | 0.04% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 750,000 | $7.65M | 0.14% | 00.0% | Unchanged |
| BlueCrest Capital Management Ltd | 500,000 | $5.10M | 0.48% | 00.0% | Unchanged |
| LMR Partners LLP | 500,000 | $5.09M | 0.05% | 00.0% | Unchanged |
| HGC Investment Management Inc. | 500,000 | $5.09M | 1.13% | 00.0% | Unchanged |
| Millennium Management LLC | 463,600 | $4.72M | 0.00% | −1,813,770−79.6% | Reduced |
| Toronto Dominion Bank | 375,700 | $3.83M | 0.01% | −99,809−21.0% | Reduced |
| Citigroup Inc | 350,000 | $3.57M | 0.00% | 00.0% | Unchanged |
| Jain Global LLC | 299,715 | $3.06M | 0.04% | −285−0.1% | Reduced |
| Omers Administration Corp | 200,078 | $2.04M | 0.01% | 00.0% | Unchanged |
| Clear Street Group Inc. | 94,871 | $966.7K | 0.01% | −405,129−81.0% | Reduced |
| Eagle Global Advisors LLC | 69,711 | $710.4K | 0.03% | −150,789−68.4% | Reduced |
| HRT Financial LP | 50,000 | $509.0K | 0.00% | +1,258+2.6% | Added |
| RLH Capital LLC | 40,000 | $407.6K | 0.21% | +40,000 | New |
| Quarry LP | 20,000 | $203.8K | 0.04% | −25,000−55.6% | Reduced |
| Susquehanna International Group, LLP | 12,225 | $124.7K | 0.00% | +12,225 | New |
| UBS Group AG | 30 | $306 | 0.00% | +30 | New |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −2,700,000−100.0% | Sold out |
| Empyrean Capital Partners, LP | 0 | $0 | 0.00% | −2,632,752−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −2,000,000−100.0% | Sold out |
| Fort Baker Capital Management LP | 0 | $0 | 0.00% | −1,499,756−100.0% | Sold out |
| Yaupon Capital Management LP | 0 | $0 | 0.00% | −1,470,000−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −1,275,000−100.0% | Sold out |
| Governors Lane LP | 0 | $0 | 0.00% | −1,100,000−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −1,000,000−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −1,000,000−100.0% | Sold out |
| Zimmer Partners, LP | 0 | $0 | 0.00% | −800,000−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −750,000−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −700,000−100.0% | Sold out |
| Linden Advisors LP | 0 | $0 | 0.00% | −600,000−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −545,511−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −539,186−100.0% | Sold out |
| Decagon Asset Management LLP | 0 | $0 | 0.00% | −524,380−100.0% | Sold out |
| Sculptor Capital LP | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Periscope Capital Inc. | 0 | $0 | 0.00% | −489,400−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −480,426−100.0% | Sold out |
| Shaolin Capital Management LLC | 0 | $0 | 0.00% | −450,000−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| HBK Investments L P | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Tenor Capital Management Co., L.P. | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Fortress Investment Group LLC | 0 | $0 | 0.00% | −307,023−100.0% | Sold out |
| CNH Partners LLC | 0 | $0 | 0.00% | −286,326−100.0% | Sold out |
| Aristeia Capital LLC | 0 | $0 | 0.00% | −228,700−100.0% | Sold out |
| DLD Asset Management, LP | 0 | $0 | 0.00% | −225,000−100.0% | Sold out |
| Lineage Point Capital LP | 0 | $0 | 0.00% | −225,000−100.0% | Sold out |
| Mint Tower Capital Management B.V. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| BNP Paribas Arbitrage, SA | 0 | $0 | 0.00% | −156,832−100.0% | Sold out |
| Radcliffe Capital Management, L.P. | 0 | $0 | 0.00% | −146,195−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −138,334−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −113,478−100.0% | Sold out |
| Harraden Circle Investments, LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Boussard & Gavaudan Investment Management LLP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Glazer Capital, LLC | 0 | $0 | 0.00% | −81,551−100.0% | Sold out |
| Gritstone Asset Management LLC | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| Abc Arbitrage SA | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −29,653−100.0% | Sold out |
| Highbridge Capital Management LLC | 0 | $0 | 0.00% | −11,465−100.0% | Sold out |
| Sandia Investment Management LP | – | – | – | – | Not filed |