Diameter Capital Partners
Latest statistics and disclosures from Diameter Capital Partners's latest quarterly 13F-HR filing:
- Top 5 stock holdings are SATS, SPY, IWM, MBC, WBD, and represent 65.50% of Diameter Capital Partners's stock portfolio.
- Added to shares of these 10 stocks: SPY (+$428M), MBC (+$54M), CLF (+$31M), SLM (+$28M), AES (+$24M), RDDT (+$23M), TDS (+$23M), DG (+$22M), OXY (+$21M), LUMN (+$20M).
- Started 27 new stock positions in DLTR, SLM, ETHZ, LUMN, SAP, EVRG, LITE, Drugs Made In Amer Acq Ii, JHX, Futurecrest Acquisition Corp.
- Reduced shares in these 10 stocks: IWM (-$300M), WBD (-$159M), SATS (-$93M), COMM (-$40M), RH (-$25M), CCO (-$18M), Ringcentral (-$17M), UWMC (-$11M), HUM (-$8.6M), JCAP (-$6.5M).
- Sold out of its positions in CCO, COMM, HUM, JCAP, JBLU, Liberty Media 4.000 11/15/29 deb 4.000%, Ringcentral, UWMC, GLNG.
- Diameter Capital Partners was a net buyer of stock by $256M.
- Diameter Capital Partners has $1.6B in assets under management (AUM), dropping by 85.18%.
- Central Index Key (CIK): 0001727012
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Portfolio Holdings for Diameter Capital Partners
Diameter Capital Partners holds 41 positions in its portfolio as reported in the September 2025 quarterly 13F filing
| Company (Ticker) | Portfolio Weight | Valued At | Change in Shares | Share Count | Share Price | |
|---|---|---|---|---|---|---|
| Echostar Corp Cl A (SATS) | 28.1 | $455M | -16% | 6.0M | 76.36 |
|
| Spdr S&p 500 Etf Tr Tr Unit Put Option (SPY) | 26.4 | $428M | NEW | 642k | 666.18 |
|
| Ishares Tr Russell 2000 Etf Put Option (IWM) | 4.3 | $69M | -81% | 285k | 241.96 |
|
| Masterbrand Common Stock (MBC) | 4.1 | $67M | +406% | 5.1M | 13.17 |
|
| Warner Bros Discovery Com Ser A (WBD) | 2.7 | $44M | -78% | 2.3M | 19.53 |
|
| Telephone & Data Sys Com New (TDS) | 2.5 | $40M | +132% | 1.0M | 39.24 |
|
| Sila Realty Trust Common Stock (SILA) | 2.2 | $35M | +109% | 1.4M | 25.10 |
|
| Harsco Corporation (NVRI) | 1.9 | $31M | +16% | 2.5M | 12.69 |
|
| Cleveland-cliffs Call Option (CLF) | 1.9 | $31M | NEW | 2.5M | 12.20 |
|
| SLM Corporation Put Option (SLM) | 1.7 | $28M | NEW | 1.0M | 27.68 |
|
| AES Corporation (AES) | 1.5 | $24M | NEW | 1.8M | 13.16 |
|
| Altice Usa Cl A (ATUS) | 1.5 | $24M | +29% | 9.8M | 2.41 |
|
| Reddit Cl A Put Option (RDDT) | 1.4 | $23M | NEW | 100k | 229.99 |
|
| Dollar General Put Option (DG) | 1.3 | $22M | NEW | 212k | 103.35 |
|
| Occidental Petroleum Corporation (OXY) | 1.3 | $21M | NEW | 450k | 47.25 |
|
| Ardagh Metal Packaging S A SHS (AMBP) | 1.3 | $20M | +171% | 5.1M | 3.99 |
|
| Lumen Technologies (LUMN) | 1.2 | $20M | NEW | 3.3M | 6.12 |
|
| Bain Cap Gss Invt Corp Unit 99/99/9999 | 1.2 | $20M | NEW | 2.0M | 10.09 |
|
| Sap Se Spon Adr Put Option (SAP) | 1.2 | $20M | NEW | 75k | 267.21 |
|
| Air Lease Corp Cl A (AL) | 1.2 | $19M | NEW | 300k | 63.65 |
|
| Bausch Plus Lomb Corp Common Shares (BLCO) | 1.1 | $18M | +1115% | 1.2M | 15.07 |
|
| Booking Holdings Put Option (BKNG) | 1.1 | $18M | NEW | 3.3k | 5399.27 |
|
| Mosaic Call Option (MOS) | 1.1 | $17M | NEW | 500k | 34.68 |
|
| Entergy Corporation (ETR) | 1.0 | $17M | NEW | 180k | 93.19 |
|
| Evergy (EVRG) | 1.0 | $17M | NEW | 220k | 76.02 |
|
| Dollar Tree Put Option (DLTR) | 0.9 | $15M | NEW | 155k | 94.37 |
|
| Hudson Pacific Properties (HPP) | 0.9 | $14M | +1956% | 5.1M | 2.76 |
|
| 180 Life Sciences Corp (ETHZ) | 0.6 | $9.4M | NEW | 3.9M | 2.41 |
|
| Ciena Corp Com New (CIEN) | 0.6 | $9.0M | NEW | 62k | 145.67 |
|
| Liberty Media Corp Del Com Lbty One S C (FWONK) | 0.5 | $8.4M | NEW | 80k | 104.45 |
|
| Lumentum Hldgs (LITE) | 0.5 | $7.8M | NEW | 48k | 162.71 |
|
| James Hardie Inds Ord Shs (JHX) | 0.5 | $7.7M | NEW | 400k | 19.21 |
|
| Magnera Corp Com Shs (MAGN) | 0.3 | $5.4M | 460k | 11.72 |
|
|
| Ramaco Res Com Cl A (METC) | 0.3 | $4.1M | NEW | 125k | 33.19 |
|
| Nabors Industries SHS (NBR) | 0.3 | $4.1M | NEW | 100k | 40.87 |
|
| Rh (RH) | 0.3 | $4.1M | -86% | 20k | 203.16 |
|
| Hillenbrand (HI) | 0.1 | $2.0M | NEW | 75k | 27.04 |
|
| Cantor Equity Partners Iv In Shs Cl A | 0.1 | $1.5M | NEW | 150k | 10.19 |
|
| Drugs Made In Amer Acq Ii Unit 09/16/2030 | 0.1 | $995k | NEW | 100k | 9.95 |
|
| Liberty Media Corp Del Deb 3.750% 2/1 (Principal) | 0.0 | $713k | -21% | 7.8M | 0.09 |
|
| Futurecrest Acquisition Corp Unit 99/99/9999 | 0.0 | $265k | NEW | 25k | 10.60 |
|
Past Filings by Diameter Capital Partners
SEC 13F filings are viewable for Diameter Capital Partners going back to 2017
- Diameter Capital Partners 2025 Q3 filed Nov. 14, 2025
- Diameter Capital Partners 2025 Q2 filed Aug. 14, 2025
- Diameter Capital Partners 2025 Q1 filed May 15, 2025
- Diameter Capital Partners 2024 Q4 filed Feb. 14, 2025
- Diameter Capital Partners 2024 Q3 filed Nov. 14, 2024
- Diameter Capital Partners 2024 Q2 filed Aug. 14, 2024
- Diameter Capital Partners 2024 Q1 filed May 15, 2024
- Diameter Capital Partners 2023 Q4 filed Feb. 14, 2024
- Diameter Capital Partners 2023 Q3 filed Nov. 14, 2023
- Diameter Capital Partners 2023 Q2 filed Aug. 14, 2023
- Diameter Capital Partners 2023 Q1 filed May 15, 2023
- Diameter Capital Partners 2022 Q4 filed Feb. 14, 2023
- Diameter Capital Partners 2022 Q3 filed Nov. 14, 2022
- Diameter Capital Partners 2022 Q2 filed Aug. 15, 2022
- Diameter Capital Partners 2022 Q1 filed May 16, 2022
- Diameter Capital Partners 2021 Q4 filed Feb. 15, 2022