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Cubist Systematic Strategies’s Western Digital WDC Stock Holding History

Cubist Systematic Strategies’s Portfolio WDC Stock Details WDC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		$25.5M Buy
212,300
+189,800
+844% +$15.5M 0.12% 200
2025
Q2 		$1.44M Buy
22,500
+20,800
+1,224% +$990K 0.01% 1736
2025
Q1 		$68.7K Sell
1,700
-94,482
-98% -$4.48M ﹤0.01% 2680
2024
Q4 		$4.34M Sell
96,182
-113,381
-54% -$5.7M 0.03% 923
2024
Q3 		$10.8M Buy
209,563
+77,924
+59% +$3.94M 0.07% 422
2024
Q2 		$7.54M Buy
131,639
+99,622
+311% +$5.53M 0.05% 555
2024
Q1 		$1.65M Sell
32,017
-9,790
-23% -$429K 0.01% 1799
2023
Q4 		$1.65M Sell
41,807
-26,857
-39% -$940K 0.01% 1662
2023
Q3 		$2.37M Sell
68,664
-1,455
-2% -$45.9K 0.02% 1247
2023
Q2 		$2.01M Buy
70,119
+22,094
+46% +$615K 0.01% 1480
2023
Q1 		$1.37M Sell
48,025
-156,908
-77% -$4.6M 0.01% 1940
2022
Q4 		$4.89M Buy
204,933
+177,547
+648% +$4.68M 0.03% 1034
2022
Q3 		$674K Buy
27,386
+19,183
+234% +$637K ﹤0.01% 2935
2022
Q2 		$278K Buy
+8,203
New +$329K ﹤0.01% 3491

Other funds holding WDC

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Cubist Systematic Strategies's WDC Position: Q3 2025 in Review

Cubist Systematic Strategies increased its Western Digital (WDC) stake by 42% in Q3 2025, buying an estimated $5.35M and bringing the position to 222,048 shares worth $26.7M. The position accounts for 0.13% of the portfolio, ranked #192.

Cubist Systematic Strategies first reported a position in WDC in Q2 2014 and has held it in 40 quarters since. 960 funds tracked by Wall St. Rank hold WDC as of Q3 2025.

  • Cubist Systematic Strategies held 222,048 shares of Western Digital worth $26.7M as of Q3 2025.
  • Cubist Systematic Strategies bought 65,491 Western Digital shares in Q3 2025, an estimated $5.35M.
  • Western Digital made up 0.13% of Cubist Systematic Strategies's portfolio in Q3 2025, its #192 holding.
  • Cubist Systematic Strategies first reported a position in Western Digital in Q2 2014 and has held it in 40 quarters since.
  • 960 funds tracked by Wall St. Rank held Western Digital as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.