Twin Tree Management
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Twin Tree Management’s Western Digital WDC Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$4.07M Sell
63,599
-176,626
-74% -$11.3M 0.01% 224
2025
Q1
$9.71M Buy
240,225
+182,161
+314% +$7.36M 0.02% 142
2024
Q4
$3.46M Sell
58,064
-48,932
-46% -$2.92M 0.01% 226
2024
Q3
$7.31M Buy
106,996
+50,404
+89% +$3.44M 0.01% 162
2024
Q2
$4.29M Sell
56,592
-51,803
-48% -$3.93M 0.01% 193
2024
Q1
$7.4M Buy
+108,395
New +$7.4M 0.02% 165
2023
Q4
Sell
-125,956
Closed -$5.75M 812
2023
Q3
$5.75M Buy
+125,956
New +$5.75M 0.01% 144
2022
Q3
Sell
-59,803
Closed -$2.68M 812
2022
Q2
$2.68M Sell
59,803
-308,762
-84% -$13.8M ﹤0.01% 314
2022
Q1
$18.3M Buy
368,565
+177,984
+93% +$8.84M 0.03% 91
2021
Q4
$12.4M Buy
190,581
+33,986
+22% +$2.22M 0.03% 101
2021
Q3
$8.84M Buy
156,595
+7,030
+5% +$397K 0.02% 121
2021
Q2
$10.6M Sell
149,565
-47,802
-24% -$3.4M 0.03% 102
2021
Q1
$13.2M Sell
197,367
-36,930
-16% -$2.47M 0.05% 61
2020
Q4
$13M Buy
234,297
+92,042
+65% +$5.1M 0.05% 61
2020
Q3
$5.2M Buy
142,255
+54,621
+62% +$2M 0.02% 108
2020
Q2
$3.87M Buy
87,634
+9,068
+12% +$400K 0.02% 157
2020
Q1
$3.27M Buy
78,566
+74,354
+1,765% +$3.09M 0.02% 132
2019
Q4
$267K Buy
+4,212
New +$267K ﹤0.01% 343
2019
Q3
Sell
-1,586
Closed -$75K 891
2019
Q2
$75K Buy
+1,586
New +$75K ﹤0.01% 394
2019
Q1
Hold
0
915
2018
Q4
Hold
0
815
2018
Q3
Sell
-150,371
Closed -$11.6M 687
2018
Q2
$11.6M Buy
150,371
+117,192
+353% +$9.07M 0.07% 30
2018
Q1
$3.06M Sell
33,179
-88,025
-73% -$8.12M 0.02% 98
2017
Q4
$9.64M Buy
121,204
+80,973
+201% +$6.44M 0.07% 37
2017
Q3
$3.48M Buy
40,231
+5,751
+17% +$497K 0.03% 80
2017
Q2
$3.06M Sell
34,480
-96,477
-74% -$8.55M 0.02% 97
2017
Q1
$10.8M Buy
130,957
+122,563
+1,460% +$10.1M 0.1% 14
2016
Q4
$570K Sell
8,394
-28,928
-78% -$1.96M 0.01% 265
2016
Q3
$2.18M Sell
37,322
-49,531
-57% -$2.9M 0.03% 96
2016
Q2
$4.11M Buy
86,853
+68,448
+372% +$3.24M 0.06% 17
2016
Q1
$869K Buy
+18,405
New +$869K 0.02% 152
2015
Q4
Hold
0
669
2015
Q3
Hold
0
630
2015
Q2
Hold
0
602
2015
Q1
Sell
-29,908
Closed -$3.31M 534
2014
Q4
$3.31M Buy
29,908
+9,255
+45% +$1.02M 0.09% 16
2014
Q3
$2.01M Buy
20,653
+2,826
+16% +$275K 0.05% 43
2014
Q2
$1.65M Buy
17,827
+6,014
+51% +$555K 0.04% 57
2014
Q1
$1.09M Buy
11,813
+4,963
+72% +$456K 0.02% 81
2013
Q4
$575K Buy
6,850
+3,273
+92% +$275K 0.01% 120
2013
Q3
$227K Buy
+3,577
New +$227K 0.01% 137
2013
Q2
Hold
0
327