Filed: 5/15/2025ACC: 0001357550-25-000020
📋 What this filing means
WEISS ASSET MANAGEMENT LP filed this quarterly 13F‑HR report disclosing 297 equity positions with a total reported market value of $4.96B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
297
Positions
$4.96B
Total AUM (reported)
1.03B
Total Shares
Allocation by class
COM$2.03B41.0%
CL A NEW$1.13B22.8%
NOTE 3.500% 3/0$229.61M4.6%
COM NEW$154.25M3.1%
DBCV 2.750% 6/0$120.42M2.4%
NOTE 3.500% 6/0$115.66M2.3%
SHS BEN INT$99.04M2.0%
Portfolio Concentration
Top 3$1.92B38.7%
4–10$844.80M17.0%
11–25$877.38M17.7%
Rest$1.32B26.6%
Top 3 weight
38.7%
Top 10 weight
55.7%
Voting Authority Distribution
Total shares with voting rights: 80.82M
Sole
Full voting authority
80.82M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole0
Shared0
Other297
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings297
Rows:
MICROSTRATEGY INC
DFNDShares3.92M
TypeSH
Market value$1.13B
22.79%
Sole
1.22M
Shared
0.00
None
0.00
NVIDIA CORPORATION
DFNDShares5.15M
TypeSH
Market value$557.67M
11.24%
Sole
3.15M
Shared
0.00
None
0.00
SUPER MICRO COMPUTER INC
DFNDShares236.95M
TypePRN
Market value$229.61M
4.63%
Sole
0.00
Shared
0.00
None
0.00
INTRA-CELLULAR THERAPIES INC
DFNDShares1.64M
TypeSH
Market value$216.35M
4.36%
Sole
1.64M
Shared
0.00
None
0.00
TESLA INC
DFNDShares470.51K
TypeSH
Market value$121.94M
2.46%
Sole
470.51K
Shared
0.00
None
0.00
NRG ENERGY INC
DFNDShares51.52M
TypePRN
Market value$120.42M
2.43%
Sole
0.00
Shared
0.00
None
0.00
INTERDIGITAL INC
DFNDShares43.06M
TypePRN
Market value$115.66M
2.33%
Sole
0.00
Shared
0.00
None
0.00
ISHARES BITCOIN TRUST ETF
DFNDShares2.12M
TypeSH
Market value$99.04M
2.00%
Sole
2.12M
Shared
0.00
None
0.00
AMETEK INC
DFNDShares507.07K
TypeSH
Market value$87.29M
1.76%
Sole
507.07K
Shared
0.00
None
0.00
CAMTEK LTD
DFNDShares68.81M
TypePRN
Market value$84.09M
1.70%
Sole
0.00
Shared
0.00
None
0.00
SUPER MICRO COMPUTER INC
DFNDShares2.41M
TypeSH
Market value$82.40M
1.66%
Sole
1.74M
Shared
0.00
None
0.00
BRIDGEBIO PHARMA INC
DFNDShares68.59M
TypePRN
Market value$78.38M
1.58%
Sole
0.00
Shared
0.00
None
0.00
THERAVANCE BIOPHARMA INC
DFNDShares7.46M
TypeSH
Market value$66.59M
1.34%
Sole
7.46M
Shared
0.00
None
0.00
CHARTER COMMUNICATIONS INC N
DFNDShares176K
TypeSH
Market value$64.86M
1.31%
Sole
0.00
Shared
0.00
None
0.00
ENPHASE ENERGY INC
DFNDShares65.21M
TypePRN
Market value$62.02M
1.25%
Sole
0.00
Shared
0.00
None
0.00
IONIS PHARMACEUTICALS INC
DFNDShares61.47M
TypePRN
Market value$60.64M
1.22%
Sole
0.00
Shared
0.00
None
0.00
BOOKING HOLDINGS INC
DFNDShares12.88K
TypeSH
Market value$59.31M
1.20%
Sole
12.88K
Shared
0.00
None
0.00
MEDICAL PPTYS TRUST INC
DFNDShares9.72M
TypeSH
Market value$58.64M
1.18%
Sole
33.61K
Shared
0.00
None
0.00
NIO INC
DFNDShares75.64M
TypePRN
Market value$56.08M
1.13%
Sole
0.00
Shared
0.00
None
0.00
WEIBO CORP
DFNDShares49.59M
TypePRN
Market value$54.53M
1.10%
Sole
0.00
Shared
0.00
None
0.00
BRIGHTSPRING HEALTH SVCS INC
DFNDShares815.55K
TypeSH
Market value$53.96M
1.09%
Sole
815.55K
Shared
0.00
None
0.00
SPDR S&P 500 ETF TR
DFNDShares94.40K
TypeSH
Market value$52.81M
1.06%
Sole
24.20K
Shared
0.00
None
0.00
AMERICAN AIRLS GROUP INC
DFNDShares4.43M
TypeSH
Market value$46.74M
0.94%
Sole
0.00
Shared
0.00
None
0.00
IDEX CORP
DFNDShares230.31K
TypeSH
Market value$41.68M
0.84%
Sole
230.31K
Shared
0.00
None
0.00
CHAMPIONX CORPORATION
DFNDShares1.30M
TypeSH
Market value$38.74M
0.78%
Sole
1.30M
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
MICROSTRATEGY INCDFND | CL A NEW | 3.92M | SH | $1.13B 22.79% | 1.22M | 0.00 | 0.00 |
NVIDIA CORPORATIONDFND | COM | 5.15M | SH | $557.67M 11.24% | 3.15M | 0.00 | 0.00 |
SUPER MICRO COMPUTER INCDFND | NOTE 3.500% 3/0 | 236.95M | PRN | $229.61M 4.63% | 0.00 | 0.00 | 0.00 |
INTRA-CELLULAR THERAPIES INCDFND | COM | 1.64M | SH | $216.35M 4.36% | 1.64M | 0.00 | 0.00 |
TESLA INCDFND | COM | 470.51K | SH | $121.94M 2.46% | 470.51K | 0.00 | 0.00 |
NRG ENERGY INCDFND | DBCV 2.750% 6/0 | 51.52M | PRN | $120.42M 2.43% | 0.00 | 0.00 | 0.00 |
INTERDIGITAL INCDFND | NOTE 3.500% 6/0 | 43.06M | PRN | $115.66M 2.33% | 0.00 | 0.00 | 0.00 |
ISHARES BITCOIN TRUST ETFDFND | SHS BEN INT | 2.12M | SH | $99.04M 2.00% | 2.12M | 0.00 | 0.00 |
AMETEK INCDFND | COM | 507.07K | SH | $87.29M 1.76% | 507.07K | 0.00 | 0.00 |
CAMTEK LTDDFND | NOTE 12/0 | 68.81M | PRN | $84.09M 1.70% | 0.00 | 0.00 | 0.00 |
SUPER MICRO COMPUTER INCDFND | COM NEW | 2.41M | SH | $82.40M 1.66% | 1.74M | 0.00 | 0.00 |
BRIDGEBIO PHARMA INCDFND | NOTE 2.500% 3/1 | 68.59M | PRN | $78.38M 1.58% | 0.00 | 0.00 | 0.00 |
THERAVANCE BIOPHARMA INCDFND | COM | 7.46M | SH | $66.59M 1.34% | 7.46M | 0.00 | 0.00 |
CHARTER COMMUNICATIONS INC NDFND | CL A | 176K | SH | $64.86M 1.31% | 0.00 | 0.00 | 0.00 |
ENPHASE ENERGY INCDFND | NOTE 3/0 | 65.21M | PRN | $62.02M 1.25% | 0.00 | 0.00 | 0.00 |
IONIS PHARMACEUTICALS INCDFND | NOTE 4/0 | 61.47M | PRN | $60.64M 1.22% | 0.00 | 0.00 | 0.00 |
BOOKING HOLDINGS INCDFND | COM | 12.88K | SH | $59.31M 1.20% | 12.88K | 0.00 | 0.00 |
MEDICAL PPTYS TRUST INCDFND | COM | 9.72M | SH | $58.64M 1.18% | 33.61K | 0.00 | 0.00 |
NIO INCDFND | NOTE 3.875%10/1 | 75.64M | PRN | $56.08M 1.13% | 0.00 | 0.00 | 0.00 |
WEIBO CORPDFND | NOTE 1.375%12/0 | 49.59M | PRN | $54.53M 1.10% | 0.00 | 0.00 | 0.00 |
BRIGHTSPRING HEALTH SVCS INCDFND | UNIT 02/01/2027 | 815.55K | SH | $53.96M 1.09% | 815.55K | 0.00 | 0.00 |
SPDR S&P 500 ETF TRDFND | TR UNIT | 94.40K | SH | $52.81M 1.06% | 24.20K | 0.00 | 0.00 |
AMERICAN AIRLS GROUP INCDFND | COM | 4.43M | SH | $46.74M 0.94% | 0.00 | 0.00 | 0.00 |
IDEX CORPDFND | COM | 230.31K | SH | $41.68M 0.84% | 230.31K | 0.00 | 0.00 |
CHAMPIONX CORPORATIONDFND | COM | 1.30M | SH | $38.74M 0.78% | 1.30M | 0.00 | 0.00 |
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