Weiss Asset Management LP
CIK: 0001357550Latest portfolio: $7.1B · Q4 2025
Holdings
552
Total Value
$7.1B
New Positions
332
Closed Positions
360
Top Holdings
View All 552 Holdings →| # | Stock | Shares | Value | % Portfolio | Change | Type |
|---|---|---|---|---|---|---|
| 1 | NVDANVIDIA CORPORATION | 6,642,294 | $1.2B | 17.34% | NEW | |
| 2 | MIGASTRATEGY INC | 3,106,920 | $472.1M | 6.61% | -1,486,844 | Put |
| 3 | IBITISHARES BITCOIN TRUST ETF | 7,801,983 | $387.4M | 5.42% | NEW | |
| 4 | IDCC 3.5 06/01/27INTERDIGITAL INC | 59,897,000 | $247.3M | 3.46% | -165,000 | |
| 5 | MSTR 0.625 09/15/28STRATEGY INC | 149,213,000 | $175.1M | 2.45% | +54.0M | |
| 6 | TBPHTHERAVANCE BIOPHARMA INC | 7,457,060 | $139.5M | 1.95% | — | |
| 7 | EXAS 0.375 03/15/27EXACT SCIENCES CORP | 129,000,000 | $134.7M | 1.89% | NEW | |
| 8 | SMCI 3.5 03/01/29SUPER MICRO COMPUTER INC | 111,079,000 | $99.4M | 1.39% | -26,500,000 | |
| 9 | AVDLAVADEL PHARMACEUTICALS PLC | 4,515,114 | $97.3M | 1.36% | NEW | |
| 10 | BBIO 2.5 03/15/27BRIDGEBIO PHARMA INC | 50,624,000 | $95.6M | 1.34% | -17,000,000 | |
| 11 | UGI 5 06/01/28UGI CORP NEW | 60,390,000 | $85.6M | 1.20% | NEW | |
| 12 | GES 3.75 04/15/28GUESS INC | 84,105,000 | $83.6M | 1.17% | +10.0M | |
| 13 | ADPAUTOMATIC DATA PROCESSING IN | 320,605 | $82.5M | 1.15% | NEW | |
| 14 | RUN 4 03/01/30SUNRUN INC | 56,977,000 | $80.8M | 1.13% | -16,981,000 | |
| 15 | LINLINDE PLC | 148,874 | $63.5M | 0.89% | NEW | |
| 16 | ETHAISHARES ETHEREUM TR | 2,612,032 | $58.6M | 0.82% | -7,813,764 | Put |
| 17 | GBX 2.875 04/15/28GREENBRIER COS INC | 52,930,000 | $57.3M | 0.80% | +30.4M | |
| 18 | ORA 2.5 07/15/27ORMAT TECHNOLOGIES INC | 42,350,000 | $57.2M | 0.80% | — | |
| 19 | EQIXEQUINIX INC | 72,819 | $55.8M | 0.78% | NEW | |
| 20 | WB 1.375 12/01/30WEIBO CORP | 47,043,000 | $54.6M | 0.76% | -15,000,000 | |
| 21 | PG4PRINCIPAL FINANCIAL GROUP IN | 608,926 | $53.7M | 0.75% | +522K | |
| 22 | THSTREEHOUSE FOODS INC | 2,167,859 | $51.1M | 0.72% | NEW | |
| 23 | CDTXCIDARA THERAPEUTICS INC | 224,998 | $49.7M | 0.70% | NEW | |
| 24 | ETSY 0.125 09/01/27ETSY INC | 53,010,000 | $49.2M | 0.69% | +14.6M | |
| 25 | GILDGILEAD SCIENCES INC | 342,666 | $42.1M | 0.59% | NEW |
Quarterly Changes
New Positions
Closed Positions
- NVDACLOSED$1.3T
- IBITCLOSED$796.8B
- IONS 0 04/01/26CLOSED$132.2B
- AVGOCLOSED$85.6B
- COPCLOSED$43.2B
- BRK/BCLOSED$42.1B
- SPGICLOSED$29.5B
- MSFTCLOSED$28.3B
- WEC 4.375 06/01/27CLOSED$28.1B
- AKROCLOSED$23.1B
Increased Positions
| Name | Shares | Change |
|---|---|---|
| GBX 2.875 04/15/28 | 52.9M | +30.4M |
| ETSY 0.125 09/01/27 | 53.0M | +14.6M |
| GES 3.75 04/15/28 | 84.1M | +10.0M |
| LKQ1 | 749K | +699K |
| DVN | 857K | +676K |
| EMPD | 729K | +667K |
| SMLR | 801K | +594K |
| ELAN | 581K | +541K |
| HUT | 636K | +531K |
| VTRS | 485K | +443K |
Decreased Positions
| Name | Shares | Change |
|---|---|---|
| SMCI 3.5 03/01/29 | 111.1M | -26500000 |
| BBIO 2.5 03/15/27 | 50.6M | -17000000 |
| RUN 4 03/01/30 | 57.0M | -16981000 |
| WB 1.375 12/01/30 | 47.0M | -15000000 |
| NIO 3.875 10/15/29 | 28.6M | -14000000 |
| LARCN 1.75 01/15/27 | 10.0M | -5625000 |
| CSWC 5.125 11/15/29 | 1.5M | -4968000 |
| AAL | 1.2M | -3185894 |
| AVAV 0 07/15/30 | 10.0M | -2500000 |
| MIGA | 3.1M | -1486844 |
Sector Breakdown
UnknownNaN% ($InfinityT)
Financial ServicesNaN% ($InfinityT)
Technology0.0% ($1.238787351902988e+272T)
Basic Materials0.0% ($6.349127140259444e+188T)
Industrials0.0% ($8.246940212382243e+175T)
Consumer Cyclical0.0% ($4.108037528228352e+173T)
Healthcare0.0% ($1.3952197300420585e+170T)
Energy0.0% ($3.1400229862151313e+114T)
Communication Services0.0% ($3.735833951251162e+84T)
Consumer Defensive0.0% ($5.113924109992279e+65T)
Real Estate0.0% ($5.579120511154481e+49T)
Utilities0.0% ($2.9010110443634194e+36T)
Filing History
| Quarter | Filing Date | Portfolio Value | Holdings |
|---|---|---|---|
| Q4 2025 | Feb 17, 2026 | $7.1B | 561 |
| Q3 2025 | Nov 14, 2025 | $8.3T | 593 |
| Q2 2025 | Aug 14, 2025 | $8.7T | 409 |
| Q1 2025 | May 15, 2025 | $5.0T | 304 |
| Q4 2024 | Feb 14, 2025 | $4.9T | 601 |
| Q3 2024 | Nov 14, 2024 | $4340.8T | 577 |
| Q2 2024 | Aug 14, 2024 | $2646.8T | 272 |
| Q1 2024 | May 13, 2024 | $2909.2T | 308 |
| Q4 2023 | Feb 12, 2024 | $2093.6T | 374 |
| Q3 2023 | Nov 14, 2023 | $1687.7T | 185 |
| Q2 2023 | Aug 11, 2023 | $1302.7T | 217 |
| Q1 2023 | May 10, 2023 | $1562.6T | 330 |
| Q4 2022 | Feb 14, 2023 | $2440.8T | 534 |
| Q3 2022 | Nov 14, 2022 | $4.3T | 667 |
| Q2 2022 | Aug 15, 2022 | $4.1T | 636 |
| Q1 2022 | May 13, 2022 | $4.8T | 792 |
| Q4 2021 | Feb 14, 2022 | $4.7T | 685 |
| Q3 2021 | Nov 12, 2021 | $4.0T | 511 |
| Q2 2021 | Aug 13, 2021 | $4.0T | 495 |
| Q1 2021 | May 14, 2021 | $3.7T | 535 |
| Q4 2020 | Feb 12, 2021 | $2.3T | 329 |
| Q3 2020 | Nov 13, 2020 | $2.5T | 249 |
| Q2 2020 | Aug 13, 2020 | $1.4T | 194 |
| Q1 2020 | May 14, 2020 | $628.7B | 194 |
| Q4 2019 | Feb 14, 2020 | $1.5T | 317 |
| Q3 2019 | Nov 14, 2019 | $1.2T | 377 |
| Q2 2019 | Aug 14, 2019 | $1.6T | 353 |
| Q1 2019 | May 15, 2019 | $1.2T | 288 |
| Q4 2018 | Feb 14, 2019 | $1.4T | 454 |
| Q3 2018 | Nov 13, 2018 | $1.3T | 197 |
| Q2 2018 | Aug 13, 2018 | $1.0T | 201 |
| Q1 2018 | May 15, 2018 | $1.2T | 228 |
| Q4 2017 | Feb 14, 2018 | $1.1T | 260 |
| Q3 2017 | Nov 14, 2017 | $901.5B | 110 |
| Q2 2017 | Aug 11, 2017 | $970.5B | 99 |
| Q1 2017 | May 12, 2017 | $772.1B | 73 |
| Q4 2016 | Feb 14, 2017 | $667.5B | 215 |
| Q3 2016 | Nov 14, 2016 | $536.6B | 158 |
| Q2 2016 | Aug 12, 2016 | $581.4B | 78 |
| Q1 2016 | May 13, 2016 | $402.5B | 69 |
Fund Information
Weiss Asset Management LP is an institutional investment manager that files 13F reports with the SEC. As of the Q4 2025 filing, the fund reported a portfolio valued at $7.1B across 552 holdings. The largest position is NVIDIA CORPORATION (NVDA), representing 17.3% of the portfolio. Compared to the previous quarter, the fund opened 340 new positions and closed 372 positions. 13F filings are required quarterly disclosures that provide transparency into the holdings of institutional investment managers with at least $100 million in qualifying assets.