Holders — by stockHoldings — by fund
Weiss Asset Management LP
Everything this manager disclosed owning in US-listed stocks — its complete Form 13F portfolio · as of 2026-06-30 · filed with the SEC up to 45 days after quarter end · CIK 1357550
$9.54B
disclosed book value
616
positions
11%
largest position share
Positions, as of 2026-06-30
top 100 of 616 · 13F covers long US-listed positions only — cash, bonds, private and foreign stakes are not disclosed · PUT/CALL tags = options positions (share-equivalents), not shares held
| # | Issuer | Shares | Value | % of book |
|---|---|---|---|---|
| 1 | NVDANVIDIA CORPORATION | 5.3M | $1.05B | 11% |
| 2 | MUMICRON TECHNOLOGY INC | 743,769 | $858.5M | 9% |
| 3 | SUPER MICRO COMPUTER INC | 4.8M | $249.1M | 2.6% |
| 4 | SUPER MICRO COMPUTER INC | 249.9M | $245.6M | 2.6% |
| 5 | SMCI 3.5 03/01/29SUPER MICRO COMPUTER INC | 231.0M | $212.0M | 2.2% |
| 6 | SMCISUPER MICRO COMPUTER INCPUT | 7.0M | $206.7M | 2.2% |
| 7 | NVDANVIDIA CORPORATIONPUT | 1.0M | $200.1M | 2.1% |
| 8 | TSLATESLA INC | 455,491 | $191.6M | 2% |
| 9 | BA 6 10/15/27BOEING CO | 2.8M | $188.3M | 2% |
| 10 | MSTR 0.625 03/15/30STRATEGY INC | 177.9M | $181.9M | 1.9% |
| 11 | NEE 7.375 02/15/29NEXTERA ENERGY INC | 2.7M | $129.4M | 1.4% |
| 12 | THERAVANCE BIOPHARMA INC | 7.5M | $126.8M | 1.3% |
| 13 | CEFSPROTT ASSET MANAGEMENT LP | 3.1M | $124.7M | 1.3% |
| 14 | MUMICRON TECHNOLOGY INCPUT | 105,000 | $121.2M | 1.3% |
| 15 | MSTR 2.25 06/15/32STRATEGY INC | 121.3M | $117.4M | 1.2% |
| 16 | SUPER MICRO COMPUTER INC | 125.4M | $111.1M | 1.2% |
| 17 | HOODROBINHOOD MKTS INC | 1.1M | $109.4M | 1.1% |
| 18 | ENTREPRENEURSHARES SERIES TR | 5.1M | $107.3M | 1.1% |
| 19 | ALB 7.25 03/01/27ALBEMARLE CORP | 1.9M | $105.9M | 1.1% |
| 20 | MSTR 0.625 09/15/28STRATEGY INC | 100.2M | $102.8M | 1.1% |
| 21 | MSTR 0.875 03/15/31STRATEGY INC | 106.9M | $98.7M | 1% |
| 22 | ROIVANT SCIENCES LTD | 2.5M | $90.0M | 0.9% |
| 23 | HPE 7.625 09/01/27HEWLETT PACKARD ENTERPRISE C | 750,000 | $87.4M | 0.9% |
| 24 | STRATEGY INC | 97.3M | $86.4M | 0.9% |
| 25 | SPCXSPACE EXPLORATION TECHN CORP | 503,225 | $86.0M | 0.9% |
| 26 | MRVLMARVELL TECHNOLOGY INC | 286,219 | $85.3M | 0.9% |
| 27 | UGI 5 06/01/28UGI CORP NEW | 60.2M | $80.7M | 0.8% |
| 28 | BLD*TOPBUILD COR | 225,000 | $79.8M | 0.8% |
| 29 | VSH 2.25 09/15/30VISHAY INTERTECHNOLOGY INC | 39.3M | $78.1M | 0.8% |
| 30 | NVST 1.75 08/15/28ENVISTA HOLDINGS CORPORATION | 77.2M | $77.2M | 0.8% |
| 31 | TTEK 2.25 08/15/28TETRA TECH INC NEW | 68.3M | $72.1M | 0.8% |
| 32 | GREENBRIER COS INC | 61.7M | $70.8M | 0.7% |
| 33 | FRPT 3 04/01/28FRESHPET INC | 57.5M | $67.0M | 0.7% |
| 34 | MCEWEN INC. | 31.3M | $60.2M | 0.6% |
| 35 | UALUNITED AIRLS HLDGS INC | 425,223 | $57.8M | 0.6% |
| 36 | MSTRSTRATEGY INC | 629,895 | $54.8M | 0.6% |
| 37 | EPR PPTYS | 2.1M | $53.4M | 0.6% |
| 38 | PSLVSPROTT ASSET MANAGEMENT LP | 2.8M | $52.9M | 0.6% |
| 39 | MERIT MED SYS INC | 47.1M | $50.8M | 0.5% |
| 40 | MLTXMOONLAKE IMMUNOTHERAPEUTICS | 2.6M | $50.3M | 0.5% |
| 41 | FIRSTENERGY CORP | 44.0M | $48.9M | 0.5% |
| 42 | PHYSSPROTT ASSET MANAGEMENT LP | 1.6M | $48.6M | 0.5% |
| 43 | APO 6.75 07/31/26APOLLO GLOBAL MGMT INC | 775,000 | $47.2M | 0.5% |
| 44 | IBITISHARES BITCOIN TRUST ETF | 1.4M | $46.6M | 0.5% |
| 45 | MCHP 7.5 03/15/28MICROCHIP TECHNOLOGY INC. | 600,000 | $46.1M | 0.5% |
| 46 | CVXCHEVRON CORPORATION | 271,962 | $45.1M | 0.5% |
| 47 | GAMESTOP CORP | 44.0M | $44.6M | 0.5% |
| 48 | BMNRBITMINE IMMERSION TECHS INC | 3.1M | $41.8M | 0.4% |
| 49 | VERTEX INC | 41.2M | $36.9M | 0.4% |
| 50 | PPL CORP | 730,000 | $35.7M | 0.4% |
| 51 | SPYSTATE STR SPDR S&P 500 ETF TPUT | 46,500 | $34.7M | 0.4% |
| 52 | QXOQXO INC | 2.0M | $34.5M | 0.4% |
| 53 | XLPSELECT SECTOR SPDR TR | 415,000 | $34.5M | 0.4% |
| 54 | KKRKKR & CO INC | 343,941 | $31.6M | 0.3% |
| 55 | PATK 1.75 12/01/28PATRICK INDS INC | 21.2M | $31.4M | 0.3% |
| 56 | CEGCONSTELLATION ENERGY CORP | 124,008 | $30.8M | 0.3% |
| 57 | IREN LIMITED | 652,350 | $29.8M | 0.3% |
| 58 | PSN 2.625 03/01/29PARSONS CORP DEL | 30.0M | $29.6M | 0.3% |
| 59 | BRK/BBERKSHIRE HATHAWAY INC DEL | 58,646 | $29.3M | 0.3% |
| 60 | RIVN 4.625 03/15/29RIVIAN AUTOMOTIVE INC | 24.3M | $28.7M | 0.3% |
| 61 | CELLEBRITE DI LTD | 1.9M | $28.1M | 0.3% |
| 62 | GDGENERAL DYNAMICS CORP | 77,814 | $27.6M | 0.3% |
| 63 | CDECOEUR MNG INC | 1.7M | $27.4M | 0.3% |
| 64 | BARON ETF TR | 1.1M | $26.5M | 0.3% |
| 65 | SAROSTANDARDAERO INC | 866,740 | $25.9M | 0.3% |
| 66 | IJRISHARES TR | 171,653 | $25.5M | 0.3% |
| 67 | SWXSOUTHWEST GAS HLDGS INC | 283,242 | $25.1M | 0.3% |
| 68 | AIVAPARTMENT INVT & MGMT CO | 8.2M | $24.2M | 0.3% |
| 69 | CORZCORE SCIENTIFIC INC NEW | 936,495 | $24.0M | 0.3% |
| 70 | VIAVVIAVI SOLUTIONS INC | 501,507 | $23.9M | 0.3% |
| 71 | BBIOBRIDGEBIO PHARMA INC | 320,184 | $23.8M | 0.2% |
| 72 | TXNMTXNM ENERGY INC | 411,513 | $23.4M | 0.2% |
| 73 | AAOIAPPLIED OPTOELECTRONICS INC | 151,868 | $22.5M | 0.2% |
| 74 | CEREBRAS SYSTEMS INC | 96,780 | $21.4M | 0.2% |
| 75 | LTHLIFE TIME GROUP HOLDINGS INC | 521,782 | $21.3M | 0.2% |
| 76 | EPR PPTYS | 640,439 | $20.9M | 0.2% |
| 77 | TGTXTG THERAPEUTICS INC | 375,082 | $20.6M | 0.2% |
| 78 | ZIM INTEGRATED SHIPPING SERV | 787,799 | $20.5M | 0.2% |
| 79 | RUBRIK INC. | 20.0M | $20.4M | 0.2% |
| 80 | SMTCSEMTECH CORP | 125,430 | $20.3M | 0.2% |
| 81 | CNCCENTENE CORP DEL | 315,006 | $20.2M | 0.2% |
| 82 | AXSMAXSOME THERAPEUTICS INC. | 80,000 | $19.6M | 0.2% |
| 83 | ACLSAXCELIS TECHNOLOGIES INC | 103,258 | $19.6M | 0.2% |
| 84 | ARCH CAP GROUP LTD | 201,479 | $19.6M | 0.2% |
| 85 | BITWISE SOLANA STAKING ETF | 1.8M | $18.5M | 0.2% |
| 86 | HLTHILTON WORLDWIDE HLDGS INC | 55,187 | $18.2M | 0.2% |
| 87 | STLDSTEEL DYNAMICS INC | 78,740 | $18.1M | 0.2% |
| 88 | FANGDIAMONDBACK ENERGY INC | 102,698 | $18.1M | 0.2% |
| 89 | NEW AMER ACQUISITION I CORP | 1.8M | $17.9M | 0.2% |
| 90 | DLTRDOLLAR TREE INC | 148,307 | $17.9M | 0.2% |
| 91 | STZCONSTELLATION BRANDS INC | 127,413 | $17.7M | 0.2% |
| 92 | AEISADVANCED ENERGY INDS | 46,911 | $17.5M | 0.2% |
| 93 | WDCWESTERN DIGITAL CORP | 27,376 | $17.5M | 0.2% |
| 94 | MSTRSTRATEGY INCPUT | 200,000 | $17.4M | 0.2% |
| 95 | WTSWATTS WATER TECHNOLOGIES INC | 44,331 | $17.4M | 0.2% |
| 96 | ENSGENSIGN GROUP INC | 105,664 | $16.9M | 0.2% |
| 97 | HSTHOST HOTELS & RESORTS INC | 700,872 | $16.6M | 0.2% |
| 98 | GHGUARDANT HEALTH INC | 109,876 | $16.5M | 0.2% |
| 99 | SOSOUTHERN CO | 171,203 | $16.4M | 0.2% |
| 100 | BEBLOOM ENERGY CORP | 53,019 | $16.0M | 0.2% |
Source: SEC Form 13F-HR, reporting period 2026-06-30. Values are the manager's filed June-30-style quarter-end marks, not live prices. Research, not investment advice.