Caxton Corp.
In its 13F for Q1 2024 (holdings as of March 31, 2024, filed May 15, 2024), Caxton Corp. reported 11 stock positions worth $17.6 million. Its top holding was Xeris Biopharma (XERS) at 64.4% of the portfolio, followed by Rezolute (RZLT, 19.2%) and SS SPDR S&P 500 ETF Trust-US (SPY, 5.5%). Compared with Q4 2023, it opened 3 new positions, sold out of 4, added to 1 and reduced 3. The biggest buy was a new position in Kyverna Therapeutics (KYTX) and the biggest sale an exit from Savara (SVRA).
- Most Recent 13F
- Q2 2026
- Location
- Princeton, NJ
- CIK
- 0001388551
- Portfolio Value
- $17.6M (Q1 2024)
- SEC Filing
- 0000919574-24-003094 ↗ filed May 15, 2024
Holdings Value
Holdings 11 stocks · $17.6M
| XERS Xeris Biopharma Holdings Inc. | 64.38% | 5,113,348 | $11.3M | Reduce -9.4% |
| RZLT Rezolute Inc. | 19.16% | 1,318,967 | $3.4M | No change |
| SPY SS SPDR S&P 500 ETF Trust-US | 5.53% | 1,856 | $971K | Add +40.4% |
| BRK.B Berkshire Hathaway Inc. Class B | 2.44% | 1,019 | $428K | Reduce -1.6% |
| KYTX Kyverna Therapeutics Inc. | 2.24% | 15,846 | $394K | New |
| MTEMQ Molecular Templates Inc. | 1.75% | 136,866 | $307K | No change |
| MIND MEDICINE MINDMED INC | 1.56% | 29,065 | $273K | New |
| ABVX Abivax SA-ADR | 1.29% | 15,808 | $226K | Reduce -5.6% |
| LXEO Lexeo Therapeutics Inc. | 0.92% | 10,319 | $162K | No change |
| CMPX Compass Therapeutics Inc. | 0.49% | 43,465 | $86K | No change |
| ACET Adicet Bio Inc. | 0.23% | 17,488 | $41K | New |
Portfolio Sells Q4 2023 → Q1 2024
| SVRA Savara Inc. | Sold out | 0.00% | −8.97 |
| XERS Xeris Biopharma Holdings Inc. | Reduce -9.4% | 64.38% | −7.19 |
| APGE Apogee Therapeutics Inc. | Sold out | 0.00% | −1.11 |
| HARP Harpoon Therapeutics Inc. | Sold out | 0.00% | −0.70 |
| ALLK Allakos LLC | Sold out | 0.00% | −0.36 |
| ABVX Abivax SA-ADR | Reduce -5.6% | 1.29% | +0.32 |
| BRK.B Berkshire Hathaway Inc. Class B | Reduce -1.6% | 2.44% | +0.45 |
Portfolio Buys Q4 2023 → Q1 2024
| KYTX Kyverna Therapeutics Inc. | New | 2.24% | +2.24 |
| SPY SS SPDR S&P 500 ETF Trust-US | Add +40.4% | 5.53% | +2.14 |
| MIND MEDICINE MINDMED INC | New | 1.56% | +1.56 |
| ACET Adicet Bio Inc. | New | 0.23% | +0.23 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 10 | $1.9M | SPCX, BRK.B, GOOGL, VOO, BX |
| Q1 2026 | 7 | $4.0M | GLD, BRK.B, KYTX, LXEO, XFOR |
| Q4 2025 | 11 | $4.3M | GLD, BRK.B, SYRE, MIND MEDICINE MINDMED INC, KYTX |
| Q3 2025 | 12 | $22.9M | RZLT, GLD, BRK.B, MIND MEDICINE MINDMED INC, ELVN |
| Q2 2025 | 11 | $9.9M | RZLT, GLD, BRK.B, ELVN, MIND MEDICINE MINDMED INC |
| Q1 2025 | 12 | $5.1M | RZLT, GLD, BRK.B, MIND MEDICINE MINDMED INC, BCAX |
| Q4 2024 | 15 | $16.6M | XERS, RZLT, SPY, BRK.B, GLD |
| Q3 2024 | 12 | $24.2M | XERS, RZLT, SPY, BRK.B, BCAX |
| Q2 2024 | 12 | $19.7M | XERS, RZLT, SPY, BRK.B, LXEO |
| Q1 2024 | 11 | $17.6M | XERS, RZLT, SPY, BRK.B, KYTX |