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Weiss Asset Management LP: 13F holdings, Q2 2026

Hedge fund · SEC EDGAR filings (CIK 1357550) · Explore on the interactive board

Weiss Asset Management LP disclosed 613 US equity positions worth $8.9bn in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 14, 2026). Its largest position is NVDA at 11.8% of the reported book, followed by MU, SUPER MICRO COMPUTER INC. The top ten holdings are 38.5% of the book, and the portfolio behaves like about 33 equal-weight positions. Versus the prior filing it opened 422 new positions, added to 73, reduced 81 and exited 25. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.

This manager's most recent filing is 3934 quarter(s) behind the newest quarter on file. Treat these figures as history, not current positioning.
$8.9bnreported US equity book
613positions
11.8%largest position
38.5%top 10 weight
33.1effective positions (1/HHI)
2quarters on file since Q1 2026

What does Weiss Asset Management LP own? Top holdings as of June 30, 2026

Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 422 new, 73 added, 81 reduced, 25 exited.

#StockSectorWeightValueSharesΔ sharesAction
1 NVDA NVIDIA CORPORATION Technology 11.8%$1.1bn5,263,485 -6% reduced
2 MU MICRON TECHNOLOGY INC Technology 9.6%$858.5m743,769 683% added
3 SUPER MICRO COMPUTER INC 2.8%$249.1m4,850,000 new
4 SUPER MICRO COMPUTER INC 2.8%$245.6m249,862,000 68% added
5 SUPER MICRO COMPUTER INC 2.4%$212.0m230,956,000 133% added
6 TSLA TESLA INC Consumer Cyclical 2.1%$191.6m455,491 252% added
7 BOEING CO 2.1%$188.3m2,775,000 new
8 STRATEGY INC 2.0%$181.9m177,857,000 154% added
9 NEXTERA ENERGY INC 1.4%$129.4m2,697,000 6% added
10 TBPH THERAVANCE BIOPHARMA INC Healthcare 1.4%$126.8m7,457,060 0% held
11 SPROTT ASSET MANAGEMENT LP 1.4%$124.7m3,099,716 78% added
12 STRATEGY INC 1.3%$117.4m121,252,000 131% added
13 SUPER MICRO COMPUTER INC 1.2%$111.1m125,427,000 new
14 HOOD ROBINHOOD MKTS INC Financial Services 1.2%$109.4m1,090,686 275% added
15 ENTREPRENEURSHARES SERIES TR 1.2%$107.3m5,097,483 new
16 ALBEMARLE CORP 1.2%$105.9m1,910,000 133% added
17 STRATEGY INC 1.2%$102.8m100,165,000 -35% reduced
18 STRATEGY INC 1.1%$98.7m106,875,000 305% added
19 ROIV ROIVANT SCIENCES LTD Healthcare 1.0%$90.0m2,542,652 new
20 HEWLETT PACKARD ENTERPRISE C 1.0%$87.4m750,000 new
21 STRATEGY INC 1.0%$86.4m97,266,000 -20% reduced
22 SPCX SPACE EXPLORATION TECHN CORP Industrials 1.0%$86.0m503,225 new
23 MRVL MARVELL TECHNOLOGY INC Technology 1.0%$85.3m286,219 new
24 UGI CORP NEW 0.9%$80.7m60,240,000 -15% reduced
25 BLD* TOPBUILD COR 0.9%$79.8m225,000 new
26 VSH VISHAY INTERTECHNOLOGY INC Technology 0.9%$78.1m39,339,000 new
27 NVST ENVISTA HOLDINGS CORPORATION 0.9%$77.2m77,224,000 new
28 TETRA TECH INC NEW 0.8%$72.1m68,289,000 341% added
29 GREENBRIER COS INC 0.8%$70.8m61,697,000 2% added
30 FRESHPET INC 0.8%$67.0m57,456,000 114% added
31 MCEWEN INC. 0.7%$60.2m31,300,000 0% held
32 UAL UNITED AIRLS HLDGS INC Industrials 0.6%$57.8m425,223 new
33 MSTR STRATEGY INC Technology 0.6%$54.8m629,895 -6% reduced
34 EPR PPTYS 0.6%$53.4m2,067,831 0% held
35 SPROTT ASSET MANAGEMENT LP 0.6%$52.9m2,801,789 -66% reduced
36 MERIT MED SYS INC 0.6%$50.8m47,137,000 new
37 MLTX MOONLAKE IMMUNOTHERAPEUTICS Healthcare 0.6%$50.3m2,581,813 51% added
38 FIRSTENERGY CORP 0.5%$48.9m44,000,000 new
39 SPROTT ASSET MANAGEMENT LP 0.5%$48.6m1,611,647 233% added
40 APOLLO GLOBAL MGMT INC 0.5%$47.2m775,000 107% added
41 IBIT ISHARES BITCOIN TRUST ETF 0.5%$46.6m1,400,417 -39% reduced
42 MICROCHIP TECHNOLOGY INC. 0.5%$46.1m600,000 new
43 CVX CHEVRON CORPORATION Energy 0.5%$45.1m271,962 4979% added
44 GAMESTOP CORP 0.5%$44.6m44,000,000 new
45 BMNR BITMINE IMMERSION TECHS INC Financial Services 0.5%$41.8m3,142,727 -27% reduced
46 VERX VERTEX INC 0.4%$36.9m41,211,000 new
47 PPL CORP 0.4%$35.7m730,000 -22% reduced
48 QXO QXO INC Industrials 0.4%$34.5m1,999,356 new
49 XLP SELECT SECTOR SPDR TR 0.4%$34.5m415,000 new
50 KKR KKR & CO INC Financial Services 0.4%$31.6m343,941 18% added

What did Weiss Asset Management LP sell? Positions exited since the previous filing

StockPrior weightPrior value
HO1 HOLOGIC INC6.5%$93.0m
AM6 AMICUS THERAPEUTIC3.9%$56.0m
WEIBO CORP3.5%$50.8m
LMT LOCKHEED MARTIN CORP2.6%$37.2m
OVV OVINTIV INC2.5%$35.4m
ETSY INC2.3%$32.5m
APLSUSD APELLIS PHARMACEUTICALS INC2.0%$28.2m
NVRI ENVIRI CORP1.9%$27.5m
WHIRLPOOL CORP1.8%$25.8m
HPE HEWLETT PACKARD ENTERPRISE C1.7%$23.9m
HUT HUT 8 CORP1.5%$22.2m
NNE NANO NUCLEAR ENERGY INC1.5%$21.6m
TAP MOLSON COORS BEVERAGE CO1.4%$20.3m
CNTA CENTESSA PHARMACEUTICALS PLC1.4%$20.3m
CSGP COSTAR GROUP INC1.4%$20.1m
MASI* MASIMO CORP1.4%$20.0m
NIO INC1.4%$20.0m
CWAN CLEARWATER ANALYTICS HLDGS I1.4%$19.9m
PAAS PAN AMERN SILVER CORP1.3%$18.7m
AAUC ALLIED GOLD CORP1.3%$18.4m
AMBP ARDAGH METAL PACKAGING S A1.3%$18.3m
SRE SEMPRA1.2%$17.3m
SOLARIS ENERGY INFRAS INC1.2%$17.0m
FRMI FERMI INC1.0%$14.1m
UTE0 CANTALOUPE INC1.0%$14.0m

Sector mix

SectorWeight
Technology30.5%
Healthcare6.0%
Industrials5.9%
Financial Services4.8%
Consumer Cyclical3.8%
Energy1.4%

Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.

Filing history

QuarterPositionsEquity value
Q2 2026613$8.9bn
Q1 2026473$5.5bn

How concentrated is Weiss Asset Management LP's portfolio?

Across every quarter Weiss Asset Management LP has filed, its median largest position is 14.8% of the book and its median top-ten weight is 38.6%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 281.0 completed holding spells, the median lasted 1.0 quarters; 612.0 positions are still open and their final length is unknown.