Weiss Asset Management Lp
13F Holdings
Filed: 2025-05-15
Portfolio Value
4.96B
arrow_upward
1.99%
Number of Holdings
lock
info
Reporting Date
2025-03-31
Key Stats trending_flat
CIK
0001357550
Filing Date
2025-05-15 11:22:35
Address
222 Berkeley Street, 16th Floor
Boston
MA
Prior Value
4.86B
Top 10 Holdings %
lock
Portfolio Value
Weiss Asset Management Lp
(13F - 2025-03-31)
Microstrategy Inc PUT
STRK
2025-05-15
Value
779.83M
Shares
Portfolio %
15.72%
Microstrategy Inc
STRK
2025-05-15
Value
350.59M
Shares
Portfolio %
7.07%
Value
340.91M
Shares
Portfolio %
6.87%
Super Micro Computer Inc
-
2025-05-15
Value
229.61M
Shares
Portfolio %
4.63%
Value
216.76M
Shares
Portfolio %
4.37%
Value
216.35M
Shares
Portfolio %
4.36%
Value
121.94M
Shares
Portfolio %
2.46%
Nrg Energy Inc
-
2025-05-15
Value
120.42M
Shares
Portfolio %
2.43%
Interdigital Inc
-
2025-05-15
Value
115.66M
Shares
Portfolio %
2.33%
Ishares Bitcoin Trust Etf
IBIT
2025-05-15
Value
99.04M
Shares
Portfolio %
2.00%
Top Increases | Weiss Asset Management Lp
(2024-12-31 → 2025-03-31)
Microstrategy Inc
STRK
2025-05-15
Value Change
arrow_upward 318.24M
Shares
Portfolio % Change
arrow_upward 6.40%
Portfolio %
7.07%
Value Change
arrow_upward 303.59M
Shares
Portfolio % Change
arrow_upward 6.11%
Portfolio %
6.87%
Value Change
arrow_upward 62.36M
Shares
Portfolio % Change
arrow_upward 1.25%
Portfolio %
1.76%
Value Change
arrow_upward 51.11M
Shares
Portfolio % Change
arrow_upward 1.03%
Portfolio %
1.20%
Bridgebio Pharma Inc
-
2025-05-15
Value Change
arrow_upward 43.63M
Shares
Portfolio % Change
arrow_upward 0.87%
Portfolio %
1.58%
Value Change
arrow_upward 36.02M
Shares
Portfolio % Change
arrow_upward 0.72%
Portfolio %
0.84%
Chart Inds Inc
GTLS-PB
2025-05-15
Value Change
arrow_upward 30.39M
Shares
Portfolio % Change
arrow_upward 0.61%
Portfolio %
0.73%
Value Change
arrow_upward 19.13M
Shares
Portfolio % Change
arrow_upward 0.38%
Portfolio %
0.44%
Value Change
arrow_upward 18.81M
Shares
Portfolio % Change
arrow_upward 0.37%
Portfolio %
0.70%
Interdigital Inc
-
2025-05-15
Value Change
arrow_upward 19.87M
Shares
Portfolio % Change
arrow_upward 0.36%
Portfolio %
2.33%
Top Decreases | Weiss Asset Management Lp
(2024-12-31 → 2025-03-31)
Nio Inc
NIOIF
2025-05-15
Value Change
arrow_downward -63.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Global Blue Group Holding Ag
GB-WT
2025-05-15
Value Change
arrow_downward -139.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Alphatime Acquisition Corp
ATMCW
2025-05-15
Value Change
arrow_downward -237.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Horizon Space Acqustn I Corp
-
2025-05-15
Value Change
arrow_downward -804.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Global Blockchain Acqui Corp
GBBKW
2025-05-15
Value Change
arrow_downward -1500.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Global Blockchain Acqui Corp
GBBKR
2025-05-15
Value Change
arrow_downward -2055.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Klotho Neurosciences Inc
KLTOW
2025-05-15
Value Change
arrow_downward -5958.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Revolution Medicines Inc
-
2025-05-15
Value Change
arrow_downward -9102.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Immatics N.v
IMTXW
2025-05-15
Value Change
arrow_downward -9443.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Sbc Med Group Hldgs Inc
PTWOW
2025-05-15
Value Change
arrow_downward -12399.00
Shares
Portfolio % Change
arrow_downward 0.00%
Portfolio %
0.00%
Weiss Asset Management Lp
(13F - 2025-03-31)
Comparing to 2024-12-31
New/Increased Position added or increased from
previous period
Closed/Decreased Position closed or decreased
from previous period
arrow_upward
Increase
arrow_downward
Decrease
| Company | Ticker | Type | Shares | Value | Current % | Previous % | % Change | $ Change | $ Change % | Shares Change | Status | Qtr End Price | Filing Date |
|---|
New Positions | Weiss Asset Management Lp
(2024-12-31 → 2025-03-31)
Microstrategy Inc PUT
STRK
2025-05-15
Value
add_circle 779.83M
Shares
Portfolio %
15.72%
% Change
15.72%
Super Micro Computer Inc
-
2025-05-15
Value
add_circle 229.61M
Shares
Portfolio %
4.63%
% Change
4.63%
Value
add_circle 216.76M
Shares
Portfolio %
4.37%
% Change
4.37%
Value
add_circle 216.35M
Shares
Portfolio %
4.36%
% Change
4.36%
Value
add_circle 121.94M
Shares
Portfolio %
2.46%
% Change
2.46%
Value
add_circle 64.86M
Shares
Portfolio %
1.31%
% Change
1.31%
Value
add_circle 59.46M
Shares
Portfolio %
1.20%
% Change
1.20%
Medical Pptys Trust Inc PUT
MPW
2025-05-15
Value
add_circle 58.44M
Shares
Portfolio %
1.18%
% Change
1.18%
Value
add_circle 46.74M
Shares
Portfolio %
0.94%
% Change
0.94%
Spdr S&p 500 Etf Tr PUT
SPY
2025-05-15
Value
add_circle 39.27M
Shares
Portfolio %
0.79%
% Change
0.79%
Closed Positions | Weiss Asset Management Lp
(2024-12-31 → 2025-03-31)
Srivaru Holding Limited
-
2025-02-14
Value
remove_circle 1.61K
Shares
Previous %
0.67%
% Change
-0.67%
Cslm Acquisition Corp
-
2025-02-14
Value
remove_circle 10.93K
Shares
Previous %
0.67%
% Change
-0.67%
Aquaron Acquisition Corp
-
2025-02-14
Value
remove_circle 17.00K
Shares
Previous %
0.67%
% Change
-0.67%
Hennessy Capital Invst Corp
-
2025-02-14
Value
remove_circle 29.61K
Shares
Previous %
0.67%
% Change
-0.67%
Hudson Acquisition I Corp
-
2025-02-14
Value
remove_circle 45.63K
Shares
Previous %
0.67%
% Change
-0.67%
Energy Fuels Inc
-
2025-02-14
Value
remove_circle 62.09K
Shares
Previous %
0.67%
% Change
-0.67%
Nikola Corp
-
2025-02-14
Value
remove_circle 86.71K
Shares
Previous %
0.67%
% Change
-0.67%
Ford Mtr Co
-
2025-02-14
Value
remove_circle 153.48K
Shares
Previous %
0.67%
% Change
-0.67%
Lumen Technologies Inc
-
2025-02-14
Value
remove_circle 155.07K
Shares
Previous %
0.67%
% Change
-0.67%
Gold Fields Ltd
-
2025-02-14
Value
remove_circle 180.72K
Shares
Previous %
0.67%
% Change
-0.67%