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CAXTON CORP
Period ended Jun 30, 2026 · Latest filing Aug 14, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Jun 30, 2026: $1,853,427
More quarters will appear as history becomes available.
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- SPACE EXPLORATION TECHN CORP · PUT · 84615Q103 · shares: $445,346
- BERKSHIRE HATHAWAY INC DEL · CL B NEW · 084670702 · shares: $377,128
- ALPHABET INC · CAP STK CL A · 02079K305 · shares: $246,906
- VANGUARD INDEX FDS · S&P 500 ETF SHS · 922908363 · shares: $233,094
- BLACKSTONE INC · COM · 09260D107 · shares: $188,218
- KYVERNA THERAPEUTICS INC · COM · 501976104 · shares: $110,009
- LEXEO THERAPEUTICS INC · COM · 52886X107 · shares: $78,959
- X4 PHARMACEUTICALS INC · COM NEW · 98420X202 · shares: $72,650
- INHIBIKASE THERAPEUTICS INC · COM NEW · 45719W205 · shares: $57,759
- ALX ONCOLOGY HLDGS INC · COM · 00166B105 · shares: $43,358
Reported holdings
10 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| SPACE EXPLORATION TECHN CORP | PUT | 84615Q103 | — | 2,606 shares | $445,346 |
| BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | — | 754 shares | $377,128 |
| ALPHABET INC | CAP STK CL A | 02079K305 | — | 691 shares | $246,906 |
| VANGUARD INDEX FDS | S&P 500 ETF SHS | 922908363 | — | 339 shares | $233,094 |
| BLACKSTONE INC | COM | 09260D107 | — | 1,597 shares | $188,218 |
| KYVERNA THERAPEUTICS INC | COM | 501976104 | — | 12,347 shares | $110,009 |
| LEXEO THERAPEUTICS INC | COM | 52886X107 | — | 16,962 shares | $78,959 |
| X4 PHARMACEUTICALS INC | COM NEW | 98420X202 | — | 15,557 shares | $72,650 |
| INHIBIKASE THERAPEUTICS INC | COM NEW | 45719W205 | — | 28,453 shares | $57,759 |
| ALX ONCOLOGY HLDGS INC | COM | 00166B105 | — | 20,946 shares | $43,358 |