Institution

Weiss Asset Management LP

13F for the quarter to June 30, 2026, filed August 14, 2026 · SEC CIK 1357550

Reported value: $6.9bn
Positions we cover: 500
Copy, a year: +3.9%
Copy Sharpe ratio: 0.09

How copying its 13F would have done

CopyS&P 500 $10,000 copying Weiss Asset Management LP's filed holdings in companies we cover from November 20, 2020, buying on the first trading day after each 13F was filed and holding until the next, against the S&P 500 (total return). Marked weekly, log scale. Before costs and taxes; misses trading within each quarter and anything 13F does not show (shorts, cash, bonds, non-US holdings).

Biggest drop −38.8% (S&P 500 −23.9%); beta 1.03; alpha −8.8% a year (t = −2.10); last 12 months −9.8% against +12.1%.

Reported value by quarter

Weiss Asset Management LP: 13F reported value Total value of all positions in each quarter's 13F, as filed (values before 2023 were filed in thousands of dollars and are converted).

View chart data

Period	Reported value
2020-09-30	$1.2B
2020-12-31	$1.3B
2021-03-31	$2.4B
2021-06-30	$11.1B
2021-09-30	$7.7B
2021-12-31	$1.5B
2022-03-31	$7B
2022-06-30	$7B
2022-09-30	$7.1B
2022-12-31	$1.7T
2023-09-30	$1.1B
2024-03-31	$1.8B
2024-06-30	$1.5B
2024-09-30	$2.7B
2024-12-31	$2.9B
2025-03-31	$2.7B
2025-06-30	$5.3B
2025-09-30	$5.3B
2025-12-31	$5.2B
2026-03-31	$4.2B
2026-06-30	$6.9B

Holdings and moves

Company	Share of portfolio	Value	Shares	Change in shares
NVDANVIDIA Corporation	15.36%	$1.1bn	5.26M	−5.7% Reduced
MUMicron Technology	12.52%	$858.5m	743.8K	+682.9% Added
TSLATesla, Inc.	2.79%	$191.6m	455.5K	+251.7% Added
HOODRobinhood Markets	1.59%	$109.4m	1.09M	+274.8% Added
ROIVRoivant Sciences Ltd.	1.31%	$90.0m	2.54M	New
SPCXSpace Exploration Technologies Corp	1.25%	$86.0m	503.2K	New
MRVLMarvell Technology	1.24%	$85.3m	286.2K	New
UALUnited Airlines Holdings	0.84%	$57.8m	425.2K	New
MSTRStrategy Inc	0.80%	$54.8m	629.9K	−5.6% Reduced
MLTXMoonlake Immunotherapeutics	0.73%	$50.3m	2.58M	+51.1% Added
CVXChevron Corporation	0.66%	$45.1m	272.0K	+4978.7% Added
BMNRBitmine Immersion Technologies, Inc.	0.61%	$41.8m	3.14M	−27.4% Reduced
QXOQXO, Inc.	0.50%	$34.5m	2.00M	New
KKRKKR & Co.	0.46%	$31.6m	343.9K	+18.0% Added
CEGConstellation Energy	0.45%	$30.8m	124.0K	New
IRENIREN Ltd	0.43%	$29.8m	652.4K	+7.7% Added
CLBTCellebrite DI Ltd.	0.41%	$28.1m	1.92M	+1.2% Added
GDGeneral Dynamics	0.40%	$27.6m	77.8K	+3150.4% Added
CDECoeur Mining, Inc.	0.40%	$27.4m	1.68M	+567.5% Added
SAROStandardaero, Inc.	0.38%	$25.9m	866.7K	New
SWXSouthwest Gas Holdings, Inc.	0.37%	$25.1m	283.2K	+1074.5% Added
AIVApartment Investment & Management Co	0.35%	$24.2m	8.15M	0.0%
CORZCore Scientific, Inc.	0.35%	$24.0m	936.5K	+68.0% Added
VIAVViavi Solutions Inc.	0.35%	$23.9m	501.5K	New
BBIOBridgebio Pharma, Inc.	0.35%	$23.8m	320.2K	New
TXNMTxnm Energy Inc	0.34%	$23.4m	411.5K	+148.8% Added
AAOIApplied Optoelectronics, Inc.	0.33%	$22.5m	151.9K	New
CBRSCerebras Systems Inc.	0.31%	$21.4m	96.8K	New
LTHLife Time Group Holdings, Inc.	0.31%	$21.3m	521.8K	New
TGTXTG Therapeutics, Inc.	0.30%	$20.6m	375.1K	New
ZIMZIM Integrated Shipping Services Ltd.	0.30%	$20.5m	787.8K	+185.0% Added
SMTCSemtech Corp	0.30%	$20.3m	125.4K	New
CNCCentene Corporation	0.29%	$20.2m	315.0K	−57.4% Reduced
AXSMAxsome Therapeutics, Inc.	0.29%	$19.6m	80.0K	New
ACLSAxcelis Technologies Inc	0.28%	$19.6m	103.3K	New
ACGLArch Capital Group	0.28%	$19.6m	201.5K	+376.3% Added
HLTHilton Worldwide	0.27%	$18.2m	55.2K	New
STLDSteel Dynamics	0.26%	$18.1m	78.7K	New
FANGDiamondback Energy	0.26%	$18.1m	102.7K	New
DLTRDollar Tree	0.26%	$17.9m	148.3K	New
STZConstellation Brands	0.26%	$17.7m	127.4K	New
AEISAdvanced Energy Industries Inc	0.26%	$17.5m	46.9K	New
WDCWestern Digital	0.26%	$17.5m	27.4K	New
WTSWatts Water Technologies Inc	0.25%	$17.4m	44.3K	New
ENSGEnsign Group, Inc	0.25%	$16.9m	105.7K	New
HSTHost Hotels & Resorts	0.24%	$16.6m	700.9K	New
GHGuardant Health, Inc.	0.24%	$16.5m	109.9K	New
SOSouthern Company	0.24%	$16.4m	171.2K	+30.4% Added
BEBloom Energy	0.23%	$16.0m	53.0K	New
SPXCSPX Technologies, Inc.	0.23%	$15.7m	64.2K	New
CRDOCredo Technology Group Holding Ltd	0.22%	$15.2m	55.9K	New
LSCCLattice Semiconductor Corp	0.21%	$14.7m	96.0K	New
PLPlanet Labs PBC	0.21%	$14.5m	438.0K	New
HAYWHayward Holdings, Inc.	0.21%	$14.2m	822.3K	New
NNNextnav Inc.	0.21%	$14.2m	798.3K	New
DYDycom Industries Inc	0.21%	$14.2m	28.0K	New
DOCNDigitalocean Holdings, Inc.	0.20%	$14.0m	88.9K	New
MAMastercard	0.20%	$13.5m	26.2K	New
RCLRoyal Caribbean Group	0.19%	$13.3m	41.8K	+279.7% Added
SHWSherwin-Williams	0.19%	$13.2m	38.2K	New
FORMFormfactor Inc	0.19%	$13.1m	81.8K	New
ARAntero Resources Corp	0.19%	$12.7m	362.1K	+465.7% Added
ABBVAbbVie	0.18%	$12.7m	50.3K	+200.1% Added
AONAon plc	0.18%	$12.6m	38.0K	New
HLHecla Mining Co	0.18%	$12.6m	816.9K	+78.3% Added
CENXCentury Aluminum Co	0.18%	$12.4m	269.9K	New
ONTOOnto Innovation Inc.	0.18%	$12.2m	32.1K	New
CRGYCrescent Energy Co	0.18%	$12.0m	1.23M	New
ALKAlaska AIR Group, Inc.	0.18%	$12.0m	230.6K	New
SHCSotera Health Co	0.17%	$11.6m	651.5K	New
QNTQuantinuum Inc.	0.17%	$11.4m	140.0K	New
TRVThe Travelers Companies	0.17%	$11.4m	34.6K	+454.8% Added
DPZDomino's	0.17%	$11.4m	38.5K	New
CANCanaan Inc.	0.16%	$11.2m	38.90M	−2.4% Reduced
KTOSKratos Defense & Security Solutions, Inc.	0.16%	$11.1m	223.0K	New
SBETSharplink, Inc.	0.16%	$11.1m	2.31M	−24.0% Reduced
COCOVita Coco Company, Inc.	0.16%	$11.0m	165.9K	New
ARWRArrowhead Pharmaceuticals, Inc.	0.16%	$10.9m	134.0K	New
BROBrown & Brown	0.16%	$10.8m	168.3K	New
BXDCBlackstone Digital Infrastructure Trust Inc.	0.16%	$10.8m	505.4K	New
GWREGuidewire Software, Inc.	0.16%	$10.7m	87.3K	+114.5% Added
CRMSalesforce	0.16%	$10.7m	68.4K	+5330.3% Added
SNXTD Synnex Corp	0.15%	$10.6m	39.8K	+51.3% Added
ESIElement Solutions Inc	0.15%	$10.6m	221.6K	New
TSCOTractor Supply	0.15%	$10.5m	332.7K	New
VICRVicor Corp	0.15%	$10.4m	27.4K	−3.7% Reduced
MDGLMadrigal Pharmaceuticals, Inc.	0.15%	$10.4m	19.3K	New
CALYCallaway Golf Co	0.15%	$10.2m	543.8K	New
HRMYHarmony Biosciences Holdings, Inc.	0.15%	$10.0m	275.8K	New
OUTOutfront Media Inc.	0.15%	$10.0m	305.4K	New
BTSGBrightspring Health Services, Inc.	0.15%	$10.0m	143.3K	New
NXTNextpower Inc.	0.14%	$9.8m	82.3K	New
RMBSRambus Inc	0.14%	$9.8m	73.8K	+16.9% Added
PRIMPrimoris Services Corp	0.14%	$9.8m	98.4K	New
SANMSanmina Corp	0.14%	$9.7m	38.5K	New
PBFPBF Energy Inc.	0.14%	$9.6m	210.9K	New
IRDMIridium Communications Inc.	0.14%	$9.5m	173.4K	New
FNFabrinet	0.14%	$9.5m	16.9K	New
AVAVAerovironment Inc	0.14%	$9.5m	57.3K	New
IONQIonQ, Inc.	0.14%	$9.4m	177.2K	+670.7% Added
LLYLilly (Eli)	0.14%	$9.3m	7.8K	+153.7% Added
PEverpure	0.13%	$9.1m	115.2K	−63.6% Reduced
INIOInnio N.V.	0.13%	$8.9m	225.0K	New
TTMITTM Technologies Inc	0.13%	$8.8m	47.1K	New
ALMSAlumis Inc.	0.13%	$8.8m	311.4K	−71.6% Reduced
CARRCarrier Global	0.12%	$8.5m	115.8K	New
PIImpinj Inc	0.12%	$8.3m	57.7K	New
FBKFB Financial Corp	0.12%	$8.2m	147.7K	New
SITCSite Centers Corp.	0.12%	$8.1m	2.05M	0.0%
STRLSterling Infrastructure, Inc.	0.12%	$8.0m	9.5K	New
PGYPagaya Technologies Ltd.	0.12%	$7.9m	434.0K	New
WULFTerawulf Inc.	0.12%	$7.9m	318.6K	New
ADSKAutodesk, Inc.	0.12%	$7.9m	40.4K	+13.3% Added
GRMNGarmin	0.11%	$7.6m	31.9K	+14.2% Added
MODModine Manufacturing Co	0.11%	$7.4m	27.8K	New
AMPAmeriprise Financial	0.11%	$7.4m	16.2K	New
METMetLife	0.11%	$7.4m	87.7K	New
RFRegions Financial Corporation	0.11%	$7.4m	244.1K	−14.6% Reduced
MSFTMicrosoft Corporation	0.10%	$7.2m	19.2K	New
WMWaste Management	0.10%	$7.1m	31.7K	New
BTBTBit Digital, Inc	0.10%	$6.9m	3.84M	New
MTSIMacom Technology Solutions Holdings, Inc.	0.10%	$6.9m	18.1K	New
PENGPenguin Solutions, Inc.	0.10%	$6.8m	89.7K	New
ARESAres Management	0.10%	$6.8m	61.0K	New
MRKMerck & Co.	0.10%	$6.7m	52.1K	New
EMPDEmpery Digital Inc.	0.10%	$6.7m	1.87M	−2.4% Reduced
MAIRMadison Air Solutions Corp	0.10%	$6.6m	170.0K	New
PRVAPrivia Health Group, Inc.	0.10%	$6.5m	254.0K	+844.1% Added
GSATGlobalstar, Inc.	0.09%	$6.5m	79.3K	New
VRSKVerisk Analytics, Inc.	0.09%	$6.3m	35.2K	New
NWENorthwestern Energy Group, Inc.	0.09%	$6.3m	87.5K	+55.5% Added
USBU.S. Bancorp	0.09%	$6.2m	102.0K	−1.8% Reduced
HIGThe Hartford	0.09%	$6.1m	46.1K	New
WAYWaystar Holding Corp.	0.09%	$5.9m	289.1K	New
WTWisdomtree, Inc.	0.09%	$5.9m	347.9K	New
CNXCConcentrix Corp	0.09%	$5.8m	260.9K	New
USARUSA Rare Earth, Inc.	0.09%	$5.8m	269.5K	−76.2% Reduced
BNYBNY Mellon	0.08%	$5.8m	39.8K	+141.5% Added
VRTVertiv	0.08%	$5.7m	16.9K	New
VIRVir Biotechnology, Inc.	0.08%	$5.7m	555.5K	New
CVNACarvana	0.08%	$5.6m	84.5K	New
NATLNCR Atleos Corp	0.08%	$5.5m	127.8K	+348.6% Added
HIIHuntington Ingalls Industries	0.08%	$5.5m	19.6K	New
NFLXNetflix	0.08%	$5.4m	76.1K	−54.8% Reduced
BACBank of America	0.08%	$5.3m	93.6K	+243.4% Added
BKKTBakkt, Inc.	0.08%	$5.3m	678.5K	0.0%
AIGAmerican International Group	0.08%	$5.3m	71.0K	New
HASHasbro	0.08%	$5.3m	64.0K	New
TMUST-Mobile US	0.08%	$5.3m	31.4K	+1197.7% Added
POWLPowell Industries Inc	0.08%	$5.2m	18.3K	New

Company	Bought (value)	Shares
MUMicron Technology	$748.9m	648.8K
TSLATesla, Inc.	$137.1m	326.0K
ROIVRoivant Sciences Ltd.	$90.0m	2.54M
SPCXSpace Exploration Technologies Corp	$86.0m	503.2K
MRVLMarvell Technology	$85.3m	286.2K
HOODRobinhood Markets	$80.2m	799.7K
UALUnited Airlines Holdings	$57.8m	425.2K
CVXChevron Corporation	$44.2m	266.6K
QXOQXO, Inc.	$34.5m	2.00M
CEGConstellation Energy	$30.8m	124.0K
GDGeneral Dynamics	$26.7m	75.4K
SAROStandardaero, Inc.	$25.9m	866.7K
VIAVViavi Solutions Inc.	$23.9m	501.5K
BBIOBridgebio Pharma, Inc.	$23.8m	320.2K
CDECoeur Mining, Inc.	$23.3m	1.43M

Change in shares on the previous quarter's 13F, valued at this quarter's reported price.

Company	Sold (value)	Shares
NVDANVIDIA Corporation	−$63.6m	−318.1K
KMBKimberly-Clark	−$37.4m	−340.6K
LMTLockheed Martin	−$37.2m	−61.6K
SMCISupermicro	−$36.8m	−1.26M
OVVOvintiv Inc.	−$35.4m	−596.8K
SPGSimon Property Group	−$33.2m	−148.6K
ANETArista Networks	−$33.2m	−195.4K
MMM3M	−$29.3m	−180.8K
CNCCentene Corporation	−$27.2m	−424.0K
VLOValero Energy	−$27.0m	−103.7K
HPEHewlett Packard Enterprise	−$23.9m	−1.00M
GLWCorning Inc.	−$23.5m	−91.9K
HUTHut 8 Corp.	−$22.2m	−472.2K
ALMSAlumis Inc.	−$22.1m	−786.0K
NNENano Nuclear Energy Inc.	−$21.6m	−1.05M

Change in shares on the previous quarter's 13F, valued at this quarter's reported price.

Company	Value last quarter	Shares
LMTLockheed Martin	$37.2m	61.6K
OVVOvintiv Inc.	$35.4m	596.8K
HPEHewlett Packard Enterprise	$23.9m	1.00M
HUTHut 8 Corp.	$22.2m	472.2K
NNENano Nuclear Energy Inc.	$21.6m	1.05M
TAPMolson Coors Beverage Co	$20.3m	472.6K
CSGPCoStar Group	$20.1m	497.5K
PAASPAN American Silver Corp	$18.7m	342.5K
AAUCAllied Gold Corp	$18.4m	592.4K
AMBPArdagh Metal Packaging S.a.	$18.3m	4.52M
SRESempra	$17.3m	178.5K
FRMIFermi Inc.	$14.1m	2.42M
NEUNewmarket Corp	$13.5m	21.0K
COGTCogent Biosciences, Inc.	$13.3m	346.1K
BAHBooz Allen Hamilton Holding Corp	$12.9m	165.9K
AFLAflac	$12.1m	110.7K
AAPLApple Inc.	$11.7m	46.1K
VLTOVeralto	$11.5m	130.6K
SPGIS&P Global	$11.4m	26.9K
COPConocoPhillips	$11.1m	84.3K
PLTRPalantir Technologies Inc.	$9.6m	65.4K
MDLNMedline Inc.	$9.5m	213.2K
ADIAnalog Devices	$9.1m	28.5K
LELands' END, Inc.	$9.0m	799.8K
NTSKNetskope Inc	$9.0m	1.05M
LRCXLam Research	$8.9m	41.4K
QQnity Electronics, Inc.	$8.8m	76.5K
AMCRAmcor	$8.4m	211.0K
CVBFCVB Financial Corp	$8.3m	428.2K
FASTFastenal	$8.1m	173.7K

Technology53.0%
Industrials10.9%
Financials9.0%
Health Care8.3%
Consumer Discretionary7.0%
Energy2.6%
Utilities2.5%
Materials2.2%
Real Estate1.8%
Consumer Staples1.5%
Communication Services1.1%

Share of the value held in companies we cover, by sector.

Period	Copy, a year	S&P 500	Sharpe	S&P 500	Biggest drop	Beta
Whole backtestNovember 20, 2020 to November 2, 2026	+3.9%	+15.1%	0.09	0.63	−38.8%	1.03
Last three yearsNovember 3, 2023 to November 2, 2026	+11.4%	+21.8%	0.31	0.79	−21.8%	0.93
Last yearNovember 7, 2025 to November 2, 2026	−4.4%	+14.2%	−0.31	0.84	−14.3%	1.34

From SEC Form 13F data sets. A 13F lists long positions in US-listed shares at the quarter's end, filed up to 45 days later; it does not show shorts, cash, bonds, non-US holdings or trades within the quarter. Positions in companies outside our coverage are not listed here. Research, not investment advice.