Weiss Asset Management LP
Follow13F filer, CIK 1357550, BOSTON, MA
Weiss Asset Management LP reported $8,792,198,609 across 411 holdings for the quarter ended 2025-06-30, in a 13F-HR filed 2025-08-14. Its ten largest share positions make up 49.79% of the portfolio.
Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001357550-25-000027
- Period
- 2025-06-30
- Reported value
- $8.79B
- Holdings
- 411
- Top 10 weight
- 49.79%
- New
- 272
- Sold out
- 165
Largest buys vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| NVDAadded | +2,698,060 | $426M |
| MSTRadded | +992,689 | $401M |
| IBITadded | +5,101,974 | $312M |
| COINadded | +469,700 | $165M |
| SMCIadded | +1,627,043 | $79.7M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Largest sells vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| INTRA-CELLULAR THERAPIES INCexited | -1,640,029 | -$216M |
| TSLAreduced | -443,169 | -$141M |
| AMEexited | -507,068 | -$87.3M |
| BKNGreduced | -12,476 | -$72.2M |
| BTSGreduced | -505,000 | -$41.6M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Back to all 379 share positions
Options
Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).
| Security | Type | Amount | Value | Change |
|---|---|---|---|---|
| MSTRSTRATEGY INC Stock | put | 3,505,200 | $1.42B | +800,000 |
| NVDANVIDIA CORPORATION COM | put | 4,000,000 | $632M | +2,000,000 |
| IBITISHARES BITCOIN TRUST ETF SHS | put | 1,700,000 | $104M | new |
| CHTRCHARTER COMMUNICATIONS INC COM | put | 127,600 | $52.2M | -48,400 |
| AALAMERICAN AIRLINES GROUP INC Stock | put | 4,430,400 | $49.7M | 0 |
| ENPHENPHASE ENERGY INC Stock | put | 1,000,000 | $39.6M | new |
| CMCSACOMCAST CORP NEW COM | put | 1,050,000 | $37.5M | new |
| MPTMEDICAL PROPERTIES TRUST INC REIT | put | 8,274,100 | $35.7M | -1,417,200 |
| SPYSTATE STR SPDR S&P 500 ETF T SHS | put | 55,800 | $34.5M | -14,400 |
| TSLATESLA INC COM | put | 100,000 | $31.8M | new |
| AVGOBROADCOM INC COM | put | 100,000 | $27.6M | 0 |
| NIONIO INC ADR | put | 1,000,000 | $3.43M | 0 |
| FUBOFUBOTV INC COM | put | 500,000 | $1.93M | 0 |
| IQIQIYI INC ADR | put | 809,600 | $1.43M | 0 |
Principal amounts
Notes and convertibles filed as a face amount (PRN). A face amount is never added to a share count (H6).
| Security | Type | Amount | Value | Change |
|---|---|---|---|---|
| SUPER MICRO COMPUTER INCSUPER MICRO COMPUTER INC NOTE 3.500% 3/0 | principal | 116,884,000 | $123M | -120,062,000 |
| INTERDIGITAL INCINTERDIGITAL INC NOTE 3.500% 6/0 | principal | 40,062,000 | $117M | -3,000,000 |
| CAMTEK LTDCAMTEK LTD BOND | principal | 66,308,000 | $105M | -2,505,000 |
| BRIDGEBIO PHARMA INCBRIDGEBIO PHARMA INC NOTE 2.500% 3/1 | principal | 67,624,000 | $84.6M | -965,000 |
| IONIS PHARMACEUTICALS INIONIS PHARMACEUTICALS IN NOTE 4/0 | principal | 76,616,000 | $77.4M | +15,150,000 |
| WEIBO CORPWEIBO CORP CNV | principal | 62,043,000 | $70.2M | +12,450,000 |
| SUNRUN INCSUNRUN INC NOTE 4.000% 3/0 | principal | 89,708,000 | $64.1M | +63,750,000 |
| ORMAT TECHNOLOGIES INCORMAT TECHNOLOGIES INC NOTE 2.500% 7/1 | principal | 54,450,000 | $60M | +22,000,000 |
| NIO INCNIO INC NOTE 3.875%10/1 | principal | 77,642,000 | $55.8M | +2,000,000 |
| ETSY INCETSY INC NOTE 0.125% 9/0 | principal | 38,397,000 | $34.4M | +36,897,000 |
| GREENBRIER COS INCGREENBRIER COS INC NOTE 2.875% 4/1 | principal | 22,580,000 | $24M | +10,000,000 |
| LITHIUM ARGENTINA AGLITHIUM ARGENTINA AG NOTE 1.750% 1/1 | principal | 20,336,000 | $17M | -6,000,000 |
| KOSMOS ENERGY LTDKOSMOS ENERGY LTD NOTE 3.125% 3/1 | principal | 23,100,000 | $15.9M | 0 |
| CSG SYS INTL INCCSG SYS INTL INC NOTE 3.875% 9/1 | principal | 13,351,000 | $15.1M | +5,400,000 |
| NIO INCNIO INC NOTE 4.625%10/1 | principal | 18,950,000 | $12.1M | +500,000 |
| ETSY INCETSY INC NOTE 0.250% 6/1 | principal | 10,160,000 | $8.72M | new |
| CAPITAL SOUTHWEST CORPCAPITAL SOUTHWEST CORP Convertible Bond | principal | 5,000,000 | $4.94M | new |
| FUBOTV INCFUBOTV INC NOTE 3.250% 2/1 | principal | 3,000,000 | $2.93M | 0 |
Sold out in Q2 2025
Positions in the previous quarter's report that this quarter's report no longer lists.
| Security | Shares before | Value before | Type |
|---|---|---|---|
| INTRA-CELLULAR THERAPIES INCINTRA-CELLULAR THERAPIES INC | 1,640,029 | $216M | shares |
| NRG ENERGY INCNRG ENERGY INC | 51,521,000 | $120M | principal |
| AMEAMETEK INC | 507,068 | $87.3M | shares |
| ENPHASE ENERGY INCENPHASE ENERGY INC | 65,214,000 | $62M | principal |
| CHAMPIONX CORPORATIONCHAMPIONX CORPORATION | 1,300,000 | $38.7M | shares |
| MCHPMICROCHIP TECHNOLOGY INC. | 713,887 | $34.6M | shares |
| DISCOVER FINL SVCSDISCOVER FINL SVCS | 181,560 | $31M | shares |
| XOMEXXON MOBIL CORP | 205,310 | $24.4M | shares |
| SMCISUPER MICRO COMPUTER INC | 670,000 | $22.9M | put |
| MDYSTATE STR SPDR S&P MIDCAP 40 | 40,210 | $21.5M | shares |
| MSIMOTOROLA SOLUTIONS INC | 46,379 | $20.3M | shares |
| PLDPROLOGIS INC. | 179,969 | $20.1M | shares |
| IQIYI INCIQIYI INC | 18,700,000 | $18.6M | principal |
| ITGARTNER INC | 44,048 | $18.5M | shares |
| QCOMQUALCOMM INC | 114,639 | $17.6M | shares |
| HALHALLIBURTON CO | 611,904 | $15.5M | shares |
| EQCEQUITY COMMONWEALTH | 9,323,600 | $15M | shares |
| MCHPPMICROCHIP TECHNOLOGY INC. | 300,000 | $14.9M | shares |
| SPYSTATE STR SPDR S&P 500 ETF T | 24,198 | $13.5M | shares |
| LI AUTO INCLI AUTO INC | 10,352,000 | $12.3M | principal |
| EXPDEXPEDITORS INTL WASH INC | 101,085 | $12.2M | shares |
| SEESEALED AIR CORP NEW | 405,542 | $11.7M | shares |
| HIGHARTFORD INSURANCE GROUP INC | 93,310 | $11.5M | shares |
| STRATEGY INCSTRATEGY INC | 8,089,000 | $11.5M | principal |
| TJXTJX COS INC NEW | 93,712 | $11.4M | shares |
| VICIVICI PPTYS INC | 338,760 | $11.1M | shares |
| CTRACOTERRA ENERGY INC | 342,648 | $9.9M | shares |
| JKHYHENRY JACK & ASSOC INC | 51,517 | $9.41M | shares |
| BMYBRISTOL-MYERS SQUIBB CO | 152,646 | $9.31M | shares |
| LIILENNOX INTL INC | 16,445 | $9.22M | shares |
| ECHOSTAR CORPECHOSTAR CORP | 8,198,000 | $9.15M | principal |
| PYPLPAYPAL HLDGS INC | 136,058 | $8.88M | shares |
| BLKBLACKROCK INC | 9,018 | $8.54M | shares |
| PRUPRUDENTIAL FINL INC | 75,963 | $8.48M | shares |
| DKSDICKS SPORTING GOODS INC | 39,352 | $7.93M | shares |
| ABTABBOTT LABORATORIES | 59,728 | $7.92M | shares |
| CCITIGROUP INC | 107,309 | $7.62M | shares |
| BIDUBAIDU INC | 81,130 | $7.47M | shares |
| GILDGILEAD SCIENCES INC | 61,954 | $6.94M | shares |
| PFBCPREFERRED BK LOS ANGELES CA | 82,192 | $6.88M | shares |
| DDOMINION ENERGY INC | 116,226 | $6.52M | shares |
| BRK-BBERKSHIRE HATHAWAY INC DEL | 11,822 | $6.3M | shares |
| CECELANESE CORP DEL | 110,304 | $6.26M | shares |
| AIGAMERICAN INTL GROUP INC | 71,054 | $6.18M | shares |
| CHRWC H ROBINSON WORLDWIDE IN | 59,903 | $6.13M | shares |
| UBERUBER TECHNOLOGIES INC | 83,557 | $6.09M | shares |
| STLDSTEEL DYNAMICS INC | 48,656 | $6.09M | shares |
| ETRENTERGY CORP NEW | 70,254 | $6.01M | shares |
| HBANHUNTINGTON BANCSHARES INC | 397,970 | $5.97M | shares |
| NFLXNETFLIX INC. | 6,109 | $5.7M | shares |
| CARRCARRIER GLOBAL CORPORATION | 89,554 | $5.68M | shares |
| USBUS BANCORP | 131,957 | $5.57M | shares |
| UNITED STATES STL CORP NEWUNITED STATES STL CORP NEW | 131,593 | $5.56M | shares |
| BSYBENTLEY SYS INC | 135,332 | $5.32M | shares |
| MONEYLION INCMONEYLION INC | 61,451 | $5.32M | shares |
| VSTVISTRA CORP | 40,076 | $4.71M | shares |
| SPRSPIRIT AEROSYSTEMS HLDGS INC | 129,954 | $4.48M | shares |
| MCRIMONARCH CASINO & RESORT INC | 57,302 | $4.46M | shares |
| INDIVIOR PLCINDIVIOR PLC | 465,048 | $4.43M | shares |
| EVERGY INCEVERGY INC | 3,750,000 | $4.41M | principal |
| NABORS INDS INCNABORS INDS INC | 6,319,000 | $4.28M | principal |
| LPLALPL FINL HLDGS INC | 12,500 | $4.09M | shares |
| ITWILLINOIS TOOL WKS INC | 16,093 | $3.99M | shares |
| TDYTELEDYNE TECHNOLOGIES INC | 7,436 | $3.7M | shares |
| DTDYNATRACE INC | 71,620 | $3.38M | shares |
| MCDMCDONALDS CORP | 10,384 | $3.24M | shares |
| GOOGALPHABET INC | 20,746 | $3.24M | shares |
| WLKWESTLAKE CORPORATION | 31,702 | $3.17M | shares |
| SNVSYNOVUS FINANCIAL CORP | 67,710 | $3.16M | shares |
| GMGENERAL MTRS CO | 63,876 | $3M | shares |
| VEREN INCVEREN INC | 446,100 | $2.95M | shares |
| SHOPSHOPIFY INC | 29,688 | $2.83M | shares |
| FSLRFIRST SOLAR INC | 21,459 | $2.71M | shares |
| WDCWESTERN DIGITAL CORP | 64,983 | $2.63M | shares |
| GEGE AEROSPACE | 12,501 | $2.5M | shares |
| BEACON ROOFING SUPPLY INCBEACON ROOFING SUPPLY INC | 20,000 | $2.47M | shares |
| GFLGFL ENVIRONMENTAL INC | 50,000 | $2.42M | shares |
| TNCTENNANT CO | 28,983 | $2.31M | shares |
| STXSEAGATE TECHNOLOGY HLDNGS PL | 27,168 | $2.31M | shares |
| EXPEEXPEDIA GROUP INC | 13,598 | $2.29M | shares |
| KIMKIMCO REALTY CORP | 101,673 | $2.16M | shares |
| ETNEATON CORP PLC | 7,794 | $2.12M | shares |
| FTNTFORTINET INC | 21,808 | $2.1M | shares |
| NEENEXTERA ENERGY INC | 29,434 | $2.09M | shares |
| PURECYCLE TECHNOLOGIES INCPURECYCLE TECHNOLOGIES INC | 2,250,000 | $2.04M | principal |
| HIMSHIMS & HERS HEALTH INC | 67,303 | $1.99M | shares |
| EIGEMPLOYERS HLDGS INC | 38,966 | $1.97M | shares |
| DLTRDOLLAR TREE INC | 25,177 | $1.89M | shares |
| MUMICRON TECHNOLOGY INC | 19,496 | $1.69M | shares |
| CELHCELSIUS HLDGS INC | 42,702 | $1.52M | shares |
| ZTSZOETIS INC | 8,750 | $1.44M | shares |
| SXCSUNCOKE ENERGY INC | 156,589 | $1.44M | shares |
| HWMHOWMET AEROSPACE INC | 9,969 | $1.29M | shares |
| AGCOAGCO CORP | 13,701 | $1.27M | shares |
| FLOCFLOWCO HLDGS INC | 47,017 | $1.21M | shares |
| SLBSLB LIMITED | 27,318 | $1.14M | shares |
| AMTMAMENTUM HOLDINGS INC | 60,953 | $1.11M | shares |
| IGVISHARES TR | 12,000 | $1.07M | shares |
| HANESBRANDS INCHANESBRANDS INC | 182,869 | $1.06M | shares |
| GSGOLDMAN SACHS GROUP INC | 1,882 | $1.03M | shares |
| JJSFJ & J SNACK FOODS CORP | 7,791 | $1.03M | shares |
| FGF&G ANNUITIES & LIFE INC | 28,093 | $1.01M | shares |
| VALVALARIS LTD | 25,758 | $1.01M | shares |
| VIKVIKING HOLDINGS LTD | 24,995 | $994K | shares |
| NBISNEBIUS GROUP N.V. | 44,117 | $931K | shares |
| METAMETA PLATFORMS INC | 1,547 | $892K | shares |
| SOXXISHARES TR | 4,401 | $828K | shares |
| DMDESKTOP METAL INC CLASS A COM | 163,439 | $802K | shares |
| MLYSMINERALYS THERAPEUTICS INC | 50,000 | $794K | shares |
| NBRNABORS INDUSTRIES LTD | 18,940 | $790K | shares |
| SAILSAILPOINT INC | 41,840 | $784K | shares |
| TGTXTG THERAPEUTICS INC | 19,851 | $783K | shares |
| FIRST FINANCIAL NORTHWEST INFIRST FINANCIAL NORTHWEST IN | 33,932 | $769K | shares |
| DHRDANAHER CORP DEL | 3,550 | $728K | shares |
| LDILOANDEPOT INC | 590,000 | $702K | shares |
| NUENUCOR CORP | 5,582 | $672K | shares |
| WRBBERKLEY W R CORP | 9,426 | $671K | shares |
| CPRTCOPART INC | 11,711 | $663K | shares |
| GPREGREEN PLAINS INC | 136,155 | $660K | shares |
| DRIDARDEN RESTAURANTS INC | 3,100 | $644K | shares |
| CENTACENTRAL GARDEN & PET CO | 19,224 | $629K | shares |
| WNCWABASH NATL CORP | 55,831 | $617K | shares |
| REYNREYNOLDS CONSUMER PRODS INC | 24,989 | $596K | shares |
| SHWSHERWIN WILLIAMS CO | 1,638 | $572K | shares |
| BMRNBIOMARIN PHARMACEUTICAL INC | 7,394 | $523K | shares |
| WULFTERAWULF INC | 188,360 | $514K | shares |
| KRMNKARMAN HLDGS INC | 15,269 | $510K | shares |
| OGNORGANON & CO | 33,938 | $505K | shares |
| KBHKB HOME | 7,300 | $424K | shares |
| AAPLAPPLE INC | 1,897 | $421K | shares |
| ABXABACUS GLOBAL MGMT INC | 56,000 | $419K | shares |
| MSMORGAN STANLEY | 3,582 | $418K | shares |
| WAYWAYSTAR HLDG CORP | 11,031 | $412K | shares |
| ORKAORUKA THERAPEUTICS INC | 40,000 | $410K | shares |
| SFDSMITHFIELD FOODS INC | 20,000 | $408K | shares |
| CNCKCOINCHECK GROUP NV | 79,376 | $403K | shares |
| APOGAPOGEE ENTERPRISES INC | 8,646 | $401K | shares |
| SFBSSERVISFIRST BANCSHARES INC | 4,829 | $399K | shares |
| LCIILCI INDS | 4,419 | $386K | shares |
| RUMRUM GROUP INC | 54,416 | $385K | shares |
| CACICACI INTL INC | 1,034 | $379K | shares |
| KKRKKR & CO INC | 3,205 | $371K | shares |
| SNOWSNOWFLAKE INC | 2,500 | $365K | shares |
| ALBEMARLE CORPALBEMARLE CORP | 10,000 | $362K | shares |
| ASTLALGOMA STL GROUP INC | 65,000 | $352K | shares |
| PCGPG&E CORP | 19,870 | $341K | shares |
| EVTLVERTICAL AEROSPACE LTD | 93,546 | $314K | shares |
| LIFLIFE360 INC | 7,328 | $281K | shares |
| SMTCSEMTECH CORP | 6,336 | $218K | shares |
| MPTMEDICAL PROPERTIES TRUST INC | 33,608 | $203K | shares |
| TILRAY INCTILRAY INC | 179,000 | $118K | shares |
| LILALIBERTY LATIN AMERICA LTD | 14,976 | $94.8K | shares |
| CSGSCSG SYS INTL INC | 1,511 | $91.4K | shares |
| LILAKLIBERTY LATIN AMERICA LTD | 13,864 | $86.1K | shares |
| ALBALBEMARLE CORP | 946 | $68.1K | shares |
| HENNESSY CAPITAL INVST CORPHENNESSY CAPITAL INVST CORP | 266,666 | $37K | shares |
| Yotta Acquisition CorpYotta Acquisition Corp | 652,500 | $35.7K | shares |
| METAL SKY STAR ACQUISITION CMETAL SKY STAR ACQUISITION C | 310,100 | $24.6K | shares |
| GLOBAL BLOCKCHAIN ACQUI CORPGLOBAL BLOCKCHAIN ACQUI CORP | 150,000 | $13.8K | shares |
| METAL SKY STAR ACQUISITION CMETAL SKY STAR ACQUISITION C | 830,000 | $10.1K | shares |
| GREENLAND MINES LTDGREENLAND MINES LTD | 227,432 | $4.55K | shares |
| GLOBAL BLK-CW27 EQUITYGLOBAL BLK-CW27 EQUITY | 150,000 | $4.5K | shares |
| NIONIO INC | 115 | $438 | shares |
| GLOBAL BLUE GROUP HOLDING AGGLOBAL BLUE GROUP HOLDING AG | 16,767 | $372 | shares |
| BBIOBRIDGEBIO PHARMA INC | 1 | $35 | shares |
How Q2 2025 was built
Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).
| Filing | Role | Amendment | Filed | Accepted | Ingested |
|---|---|---|---|---|---|
| 13F-HR 0001357550-25-000027 | base | 2025-08-14 | acceptance time not in the bulk data set | ||
| 13F-HR/A 0001357550-25-000036 | added | new holdings | 2025-11-14 | acceptance time not in the bulk data set | |
| 13F-HR/A 0001357550-26-000008 | added | new holdings | 2026-02-17 | acceptance time not in the bulk data set |