Twin Tree Management’s Western Digital WDC Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $3.6M | Buy |
5,642
+5,137
| +1,017% | +$2.5M | 0.07% | 377 |
|
|
2026
Q1 | $137K | Sell |
505
-70,477
| -99% | -$18.4M | ﹤0.01% | 1134 |
|
|
2025
Q4 | $12.2M | Sell |
70,982
-96,220
| -58% | -$14.6M | 0.11% | 238 |
|
|
2025
Q3 | $20.1M | Buy |
167,202
+103,603
| +163% | +$8.47M | 0.08% | 280 |
|
|
2025
Q2 | $4.07M | Sell |
63,599
-176,626
| -74% | -$8.41M | 0.01% | 1078 |
|
|
2025
Q1 | $9.71M | Buy |
240,225
+163,406
| +213% | +$7.75M | 0.02% | 681 |
|
|
2024
Q4 | $3.46M | Sell |
76,819
-64,737
| -46% | -$3.25M | 0.01% | 1028 |
|
|
2024
Q3 | $7.31M | Buy |
141,556
+66,685
| +89% | +$3.37M | 0.01% | 772 |
|
|
2024
Q2 | $4.29M | Sell |
74,871
-68,536
| -48% | -$3.8M | 0.01% | 801 |
|
|
2024
Q1 | $7.4M | Buy |
+143,407
| New | +$6.28M | 0.02% | 720 |
|
|
2023
Q4 | – | Sell |
-166,640
| Closed | -$5.83M | – | 1615 |
|
|
2023
Q3 | $5.75M | Buy |
+166,640
| New | +$5.26M | 0.01% | 647 |
|
|
2022
Q3 | – | Sell |
-79,119
| Closed | -$2.68M | – | 1745 |
|
|
2022
Q2 | $2.68M | Sell |
79,119
-408,492
| -84% | -$16.4M | ﹤0.01% | 1017 |
|
|
2022
Q1 | $18.3M | Buy |
487,611
+235,472
| +93% | +$9.67M | 0.03% | 500 |
|
|
2021
Q4 | $12.4M | Buy |
252,139
+44,964
| +22% | +$1.95M | 0.03% | 561 |
|
|
2021
Q3 | $8.84M | Buy |
207,175
+9,301
| +5% | +$442K | 0.02% | 611 |
|
|
2021
Q2 | $10.6M | Sell |
197,874
-63,243
| -24% | -$3.42M | 0.03% | 496 |
|
|
2021
Q1 | $13.2M | Sell |
261,117
-48,858
| -16% | -$2.28M | 0.05% | 380 |
|
|
2020
Q4 | $13M | Buy |
309,975
+121,772
| +65% | +$4.04M | 0.05% | 385 |
|
|
2020
Q3 | $5.2M | Buy |
188,203
+72,263
| +62% | +$2.15M | 0.02% | 563 |
|
|
2020
Q2 | $3.87M | Buy |
115,940
+11,997
| +12% | +$389K | 0.02% | 716 |
|
|
2020
Q1 | $3.27M | Buy |
103,943
+98,371
| +1,765% | +$4.36M | 0.02% | 596 |
|
|
2019
Q4 | $267K | Buy |
+5,572
| New | +$232K | ﹤0.01% | 1002 |
|
|
2019
Q3 | – | Sell |
-2,098
| Closed | -$89.5K | – | 1541 |
|
|
2019
Q2 | $75K | Buy |
+2,098
| New | +$71.9K | ﹤0.01% | 1009 |
|
|
2018
Q3 | – | Sell |
-198,941
| Closed | -$10.1M | – | 1314 |
|
|
2018
Q2 | $11.6M | Buy |
198,941
+155,045
| +353% | +$9.87M | 0.07% | 241 |
|
|
2018
Q1 | $3.06M | Sell |
43,896
-116,457
| -73% | -$7.84M | 0.02% | 437 |
|
|
2017
Q4 | $9.64M | Buy |
160,353
+107,127
| +201% | +$6.9M | 0.07% | 246 |
|
|
2017
Q3 | $3.48M | Buy |
53,226
+7,609
| +17% | +$505K | 0.03% | 464 |
|
|
2017
Q2 | $3.06M | Sell |
45,617
-127,639
| -74% | -$8.48M | 0.02% | 477 |
|
|
2017
Q1 | $10.8M | Buy |
173,256
+162,151
| +1,460% | +$9.32M | 0.1% | 213 |
|
|
2016
Q4 | $570K | Sell |
11,105
-38,272
| -78% | -$1.76M | 0.01% | 873 |
|
|
2016
Q3 | $2.18M | Sell |
49,377
-65,530
| -57% | -$2.47M | 0.03% | 481 |
|
|
2016
Q2 | $4.11M | Buy |
114,907
+90,557
| +372% | +$2.98M | 0.06% | 306 |
|
|
2016
Q1 | $869K | Buy |
+24,350
| New | +$871K | 0.02% | 657 |
|
|
2015
Q1 | – | Sell |
-39,568
| Closed | -$3.09M | – | 1328 |
|
|
2014
Q4 | $3.31M | Buy |
39,568
+12,244
| +45% | +$924K | 0.09% | 244 |
|
|
2014
Q3 | $2.01M | Buy |
27,324
+3,739
| +16% | +$281K | 0.05% | 380 |
|
|
2014
Q2 | $1.65M | Buy |
23,585
+7,956
| +51% | +$533K | 0.04% | 458 |
|
|
2014
Q1 | $1.08M | Buy |
15,629
+6,566
| +72% | +$429K | 0.02% | 606 |
|
|
2013
Q4 | $575K | Buy |
9,063
+4,331
| +92% | +$242K | 0.01% | 713 |
|
|
2013
Q3 | $227K | Buy |
+4,732
| New | +$234K | 0.01% | 708 |
|
Other funds holding WDC
Twin Tree Management's WDC Position: Q2 2026 in Review
Twin Tree Management increased its Western Digital (WDC) stake by 1,017% in Q2 2026, buying an estimated $2.5M and bringing the position to 5,642 shares worth $3.6M. The position accounts for 0.07% of the portfolio, ranked #377.
Twin Tree Management first reported a position in WDC in Q3 2013 and has held it in 39 quarters since. The position peaked at $20.1M in Q3 2025. 1,845 funds tracked by Wall St. Rank hold WDC as of Q2 2026.
- Twin Tree Management held 5,642 shares of Western Digital worth $3.6M as of Q2 2026.
- Twin Tree Management bought 5,137 Western Digital shares in Q2 2026, an estimated $2.5M.
- Western Digital made up 0.07% of Twin Tree Management's portfolio in Q2 2026, its #377 holding.
- Twin Tree Management first reported a position in Western Digital in Q3 2013 and has held it in 39 quarters since.
- Twin Tree Management's Western Digital position peaked at $20.1M in Q3 2025.
- 1,845 funds tracked by Wall St. Rank held Western Digital as of Q2 2026.
Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.