Weiss Asset Management L.P. 13F annual report
Andrew Henderson
Updated on March 15, 2026
Closed
2,884,772
Closed
775,660
No change
7,457,060
Closed
363,830
393.87%
906,558
5.60%
1,931,182
Closed
675,000
13.35%
849,343
49.57%
362,824
Opened
444,000
Opened
96,596
5.00%
645,207
Closed
101,829
Opened
447,086
79.91%
33,625
Opened
1,300,249
Opened
2,200,000
Opened
544,952
Opened
72,425
24.17%
83,412
3,016.92%
28,925
72.12%
457,366
686.00%
393,000
72.66%
58,627
Closed
150,000
Opened
32,320
Opened
14,080
1,995.28%
43,917
No change
650,000
Opened
49,591
Opened
131,719
42.44%
145,289
Opened
85,738
Opened
49,589
Opened
103,154
Closed
500,000
Closed
143,740
Closed
2,127,487
Opened
18,921
51.76%
833,321
Closed
208,322
Opened
18,288
No change
304,438
Opened
10,914
Opened
61,669
Opened
205,578
Closed
172,423
Opened
60,000
Closed
275,000
Opened
26,692
Closed
47,083
Closed
60,971
Closed
36,197
Closed
47,523
Closed
33,659
Closed
36,182
Closed
27,268
Closed
47,531
Closed
29,162
Closed
30,508
Closed
24,566
Closed
21,621
Opened
182,218
Closed
78,029
Opened
23,627
Opened
53,648
Opened
19,986
Opened
2,964,568
Opened
67,879
Opened
21,303
Opened
126,390
Opened
37,205
Opened
12,887
41.87%
13,776
532.08%
3,350
Opened
30,184
Opened
26,600
Opened
18,185
Opened
34,117
Closed
142,250
Opened
6,903
Opened
8,293
Opened
17,049
Opened
14,496
Opened
18,561
Opened
16,897
Opened
3,010
Opened
66,131
Opened
31,845
Opened
16,957
No change
2,000,000
Opened
6,878
360.88%
9,379
Opened
7,887
Opened
17,849
Closed
45,089
Opened
22,100
Opened
63,637
Opened
4,702
Opened
8,374
Opened
17,178
39.20%
21,250
51.84%
22,551
Closed
220,965
Opened
15,564
Closed
58,000
Opened
1,222
Opened
6,583
Opened
8,443
Opened
14,427
Opened
1,723
Opened
18,704
Opened
207,095
Opened
119,066
Opened
49,181
Closed
123,504
Opened
36,955
Opened
132,962
Opened
73,229
Opened
59,395
250.74%
171,000
Opened
8,285
Closed
35,187
Opened
6,839
Opened
103,200
Opened
8,593
Opened
25,515
Opened
109,400
Opened
111,044
Closed
100,000
52.28%
58,598
Opened
750,000
Opened
127,186
Opened
4,156
Closed
90,883
Opened
95,695
Opened
57,503
Opened
20,200
Opened
79,760
Closed
80,000
Opened
87,145
Opened
85,298
Closed
1,776,401
No change
80,000
Closed
30,000
Opened
7,175
Opened
40,932
Opened
65,737
Opened
9,641
Opened
5,110
87.25%
21,251
Closed
74,700
Opened
65,497
32.42%
37,131
Opened
50,000
Opened
70,308
Closed
45,938
26.88%
57,913
Opened
84,212
Opened
24,186
Opened
11,150
Opened
12,462
Opened
14,759
Opened
10,607
Opened
7,969
Closed
97,193
77.92%
36,651
83.73%
13,948
Opened
122,632
Opened
14,173
58.97%
38,526
Opened
10,677
Opened
65,213
Opened
5,634
Opened
207,412
Opened
5,481
Opened
69,578
79.71%
6,392
Opened
49,124
Opened
2,634
Opened
13,342
Opened
34,818
77.97%
15,754
83.71%
18,407
91.96%
13,000
Opened
6,179
Opened
6,955
Opened
25,619
Opened
3,994
Closed
46,626
Opened
1,708
Opened
4,188
Opened
2,977
Closed
15,000
Opened
2,950
Opened
1,724
Opened
6,683
Opened
40,170
Opened
27,669
Opened
7,747
Opened
37,317
Opened
5,872
Opened
3,030
Opened
2,062
Opened
86,464
Opened
731,272
Opened
13,192
Opened
21,198
Opened
4,051
Opened
32,607
Opened
7,240
Opened
4,490
Opened
988
Opened
6,120
Opened
30,409
Opened
1,077
Opened
2,029
Opened
5,955
Opened
936
Opened
5,933
Opened
25,293
13.44%
2,101
Opened
19,949
Opened
4,942
Opened
622
Closed
50,000
Opened
723
Opened
5,003
Opened
6,153
No change
2,768
Opened
9,697
Opened
1,129
Opened
484
Opened
25,287
Opened
96,813
No change
3,093
Opened
61,227
Opened
29,674
Opened
8,465
Opened
4,348
Opened
1,398
No change
4,296
Opened
87,650
Opened
27,858
Opened
25,599
Closed
1,952
Opened
3,081
Opened
37,259
Opened
5,565
Opened
10,921
Opened
13,325
Opened
59,318
Opened
55,580
Opened
12,949
Opened
1,147
Closed
1,913
Opened
5,874
Opened
5,430
Opened
16,846
Opened
5,527
Opened
1,840
Closed
1,366
Opened
608
Opened
2,483
Opened
20,547
Opened
992
Opened
75,449
Opened
17,861
Opened
1,701
Opened
29,085
Opened
2,710
Opened
14,860
Opened
4,510
Opened
1,192
Opened
388
Opened
1,170
Opened
12,695
Opened
21,565
Opened
17,901
Opened
12,792
Opened
11,334
Opened
1,570
Opened
463
Opened
12,833
Opened
29,054
Opened
19,242
41.46%
17,401
Opened
31,445
Opened
18,400
Opened
14,993
110.09%
93,053
Opened
14,686
Opened
12,023
Opened
25,588
36.65%
12,671
Opened
13,035
Closed
20,000
Opened
81,630
Opened
13,273
Opened
10,695
Opened
15,238
Opened
10,266
Opened
17,379
Opened
10,642
Opened
15,459
Opened
14,241
Opened
12,834
Opened
20,000
Opened
19,038
Opened
226