Weiss Asset Management Lp
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$5.91B
Q ending 2026-03-31
Prior quarter
$432.0M
Q ending 2025-12-31
Change
+1268.8% QoQ · +14948.6% YoY
Positions
488
reported holdings
Largest positions
Top 100 of 488 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Nvidia Corporation | NVDA | Shares | $973.4M | 5.6M |
| Sprott Asset Management Lp | PSLV | Shares | $199.8M | 8.2M |
| Nvidia Corporation | NVDA | Put | $190.1M | 1.1M |
| Strategy Inc | MSTR 0.625 09/15/28 | Principal | $170.4M | 154.8M |
| Super Micro Computer Inc | SMCI 2.25 07/15/28 | Principal | $129.1M | 148.4M |
| Nextera Energy Inc | NEE 7.375 02/15/29 | Shares | $128.1M | 2.5M |
| Strategy Inc | MSTR | Put | $121.2M | 971K |
| Theravance Biopharma Inc | Shares | $121.0M | 7.5M | |
| Strategy Inc | MSTR 0 03/01/30 | Principal | $106.0M | 121.0M |
| Ugi Corp New | UGI 5 06/01/28 | Principal | $99.6M | 70.9M |
| Hologic Inc | HOLX | Shares | $93.0M | 1.2M |
| Ishares Bitcoin Trust Etf | IBIT | Shares | $87.6M | 2.3M |
| Bitmine Immersion Tecnologie | BMNR | Shares | $85.6M | 4.3M |
| Strategy Inc | MSTR | Shares | $83.3M | 668K |
| Sprott Asset Management Lp | CEF | Shares | $83.0M | 1.7M |
| Strategy Inc | MSTR 0.625 03/15/30 | Principal | $80.9M | 69.9M |
| Super Micro Computer Inc | SMCI 3.5 03/01/29 | Principal | $79.8M | 99.1M |
| Greenbrier Cos Inc | GBX 2.875 04/15/28 | Principal | $69.7M | 60.2M |
| Mcewen Inc. | MUX 5.25 08/15/30 | Principal | $66.2M | 31.3M |
| Albemarle Corp | ALB 7.25 03/01/27 | Shares | $59.0M | 820K |
| Amicus Therapeutic | AM6 | Shares | $56.0M | 3.9M |
| Strategy Inc | MSTR 2.25 06/15/32 | Principal | $53.6M | 52.4M |
| Weibo Corp | WB 1.375 12/01/30 | Principal | $50.8M | 48.1M |
| Tesla Inc | TSLA | Shares | $48.1M | 130K |
| Ppl Corp | PPL 7 02/15/29 | Shares | $47.5M | 930K |
| Epr Pptys | EPR 5.75 PERP C | Shares | $47.3M | 2.1M |
| Lockheed Martin Corp | LMT | Shares | $37.2M | 62K |
| Ovintiv Inc | OVV | Shares | $35.4M | 597K |
| Apartment Invt & Mgmt Co | AIV | Shares | $33.2M | 8.2M |
| Kimberly-Clark Corp | KMB | Shares | $33.0M | 343K |
| Etsy Inc | ETSY 0.125 09/01/27 | Principal | $32.5M | 34.8M |
| Micron Technology Inc | MU | Shares | $32.1M | 95K |
| Moonlake Immunotherapeutics | MLTX | Shares | $31.8M | 1.7M |
| Super Micro Computer Inc | SMCI | Shares | $31.8M | 1.4M |
| Freshpet Inc | FRPT 3 04/01/28 | Principal | $31.2M | 26.9M |
| State Str Spdr S&P 500 Etf T | SPY | Put | $30.2M | 47K |
| Enovis Corporation | ENOV 3.875 10/15/28 | Principal | $29.9M | 30.9M |
| Simon Ppty Group Inc New | SPG | Shares | $28.2M | 151K |
| Apellis Pharmaceuticals Inc | APLS | Shares | $28.2M | 700K |
| Venture Global Inc | VG | Put | $28.0M | 1.8M |
| Kkr & Co Inc | KKR | Shares | $27.0M | 292K |
| 3M Co | MMM | Shares | $26.9M | 185K |
| Cellebrite Di Ltd | Shares | $26.2M | 1.9M | |
| Valero Energy Corp | VLO | Shares | $26.1M | 106K |
| Whirlpool Corp | WHR 8.5 02/15/29 A | Shares | $25.8M | 625K |
| Strategy Inc | MSTR 0.875 03/15/31 | Principal | $25.5M | 26.4M |
| Arista Networks Inc | ANET | Shares | $25.3M | 206K |
| Sunrun Inc | RUN 4 03/01/30 | Principal | $25.2M | 21.3M |
| Coinbase Global Inc | COIN 0.25 04/01/30 | Principal | $25.1M | 26.9M |
| Centene Corp Del | CNC | Shares | $24.2M | 739K |
| Alumis Inc | ALMS | Shares | $24.2M | 1.1M |
| Hewlett Packard Enterprise C | HPE | Shares | $23.9M | 1.0M |
| Hut 8 Corp | HUT | Shares | $22.2M | 472K |
| Apollo Global Mgmt Inc | APO 6.75 07/31/26 | Shares | $22.0M | 375K |
| Nano Nuclear Energy Inc | NNE | Shares | $21.6M | 1.1M |
| Halliburton Co | HAL | Shares | $21.0M | 539K |
| Iren Limited | Shares | $20.8M | 606K | |
| Molson Coors Beverage Co | TAP | Shares | $20.3M | 473K |
| Centessa Pharmaceuticals Plc | 260 | Shares | $20.3M | 510K |
| Robinhood Mkts Inc | HOOD | Shares | $20.2M | 291K |
| Costar Group Inc | CSGP | Shares | $20.1M | 498K |
| Masimo Corp | MASI* | Shares | $20.0M | 113K |
| Nio Inc | NIO 3.875 10/15/29 | Principal | $20.0M | 19.4M |
| Clearwater Analytics Hldgs I | Shares | $19.9M | 843K | |
| Cincinnati Finl Corp | CINF | Shares | $19.7M | 125K |
| Sharplink Inc | SBET | Shares | $19.6M | 3.0M |
| Epr Pptys | EPR 9 PERP E | Shares | $19.5M | 640K |
| Enphase Energy Inc | ENPH | Put | $18.9M | 500K |
| Pan Amern Silver Corp | PAAS | Shares | $18.7M | 343K |
| Everpure Inc | P | Shares | $18.7M | 317K |
| Allied Gold Corp | AAUC | Shares | $18.4M | 592K |
| Ardagh Metal Packaging S A | Shares | $18.3M | 4.5M | |
| Albemarle Corp | ALB | Put | $18.0M | 100K |
| New Amer Acquisition I Corp | NWAX | Shares | $17.7M | 1.8M |
| Sempra | SRE | Shares | $17.3M | 179K |
| Canaan Inc | CAN | Shares | $17.2M | 39.9M |
| Sprott Asset Management Lp | PHYS | Shares | $17.2M | 484K |
| Usa Rare Earth Inc | USAR | Shares | $17.1M | 1.1M |
| Solaris Energy Infras Inc | SEI 0.25 10/01/31 | Principal | $17.0M | 13.6M |
| Synchrony Financial | SYF | Shares | $16.6M | 243K |
| Tetra Tech Inc New | TTEK 2.25 08/15/28 | Principal | $16.3M | 15.5M |
| Netflix Inc. | NFLX | Shares | $16.2M | 168K |
| Fair Isaac Corp | FICO | Shares | $16.2M | 15K |
| Elevance Health Inc Formerly | ELV | Shares | $15.4M | 53K |
| Fermi Inc | FRMI | Shares | $14.1M | 2.4M |
| Cantaloupe Inc | UTE0 | Shares | $14.0M | 1.3M |
| Amkor Technology Inc | AMKR | Shares | $13.5M | 300K |
| Newmarket Corp | NEU | Shares | $13.5M | 21K |
| Cogent Biosciences Inc | COGT | Shares | $13.3M | 346K |
| State Str Spdr S&P 500 Etf T | SPY | Call | $13.0M | 20K |
| Booz Allen Hamilton Hldg Cor | BAH | Shares | $12.9M | 166K |
| Southern Co | SO | Shares | $12.7M | 131K |
| Corning Inc | GLW | Shares | $12.6M | 93K |
| Aflac Inc | AFL | Shares | $12.1M | 111K |
| Vici Pptys Inc | VICI | Shares | $11.8M | 434K |
| Apple Inc | AAPL | Shares | $11.7M | 46K |
| Snowflake Inc | SNOW 0 10/01/29 | Principal | $11.6M | 9.5M |
| Sable Offshore Corp | SOC | Put | $11.6M | 700K |
| Veralto Corp | VLTO | Shares | $11.5M | 131K |
| S&P Global Inc | SPGI | Shares | $11.4M | 27K |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.