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Zweig-DiMenna Associates’s Seagate STX Stock Holding History

Zweig-DiMenna Associates’s Portfolio STX Stock Details STX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$17.2M Hold
17,844
– – 1.56% 22
2026
Q1 		$6.99M Sell
17,844
-57,157
-76% -$21.8M 0.97% 35
2025
Q4 		$20.7M Sell
75,001
-1,224
-2% -$318K 1.28% 19
2025
Q3 		$18M Buy
76,225
+6,125
+9% +$1.05M 1.26% 20
2025
Q2 		$10.1M Buy
+70,100
New +$7.26M 0.96% 35
2025
Q1 		– Sell
-49,033
Closed -$4.23M – 105
2024
Q4 		$4.23M Hold
49,033
– – 0.32% 69
2024
Q3 		$5.37M Hold
49,033
– – 0.54% 55
2024
Q2 		$5.06M Sell
49,033
-53,467
-52% -$4.99M 0.57% 53
2024
Q1 		$9.54M Buy
102,500
+65,058
+174% +$5.72M 0.83% 45
2023
Q4 		$3.2M Hold
37,442
– – 0.36% 72
2023
Q3 		$2.47M Sell
37,442
-24,000
-39% -$1.55M 0.29% 82
2023
Q2 		$3.8M Hold
61,442
– – 0.48% 67
2023
Q1 		$4.06M Buy
61,442
+13,304
+28% +$847K 0.55% 66
2022
Q4 		$2.53M Buy
+48,138
New +$2.56M 0.37% 73
2017
Q2 		– Sell
-9,100
Closed -$418K – 247
2017
Q1 		$418K Buy
9,100
+2,500
+38% +$111K 0.04% 123
2016
Q4 		$252K Buy
+6,600
New +$246K 0.02% 178
2015
Q3 		– Sell
-9,200
Closed -$437K – 278
2015
Q2 		$437K Buy
9,200
+500
+6% +$27.6K 0.02% 143
2015
Q1 		$453K Sell
8,700
-254,705
-97% -$15.1M 0.02% 166
2014
Q4 		$17.5M Buy
263,405
+90,350
+52% +$5.6M 0.75% 48
2014
Q3 		$9.91M Buy
173,055
+143,155
+479% +$8.48M 0.43% 77
2014
Q2 		$1.7M Buy
29,900
+4,900
+20% +$264K 0.08% 129
2014
Q1 		$1.4M Sell
25,000
-5,300
-17% -$284K 0.08% 116
2013
Q4 		$1.7M Buy
+30,300
New +$1.5M 0.06% 135
2013
Q3 		– Sell
-8,688
Closed -$389K – 266
2013
Q2 		$389K Buy
+8,688
New +$350K 0.02% 155

Other funds holding STX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
WCM Investment Management
WCM Investment Management Laguna Beach, California $55.2B AUM 57.07% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Zweig-DiMenna Associates's STX Position: Q2 2026 in Review

Zweig-DiMenna Associates held its Seagate (STX) position steady in Q2 2026 at 17,844 shares worth $17.2M. The position accounts for 1.56% of the portfolio, ranked #22.

Zweig-DiMenna Associates first reported a position in STX in Q2 2013 and has held it in 24 quarters since. The position peaked at $20.7M in Q4 2025. 1,950 funds tracked by Wall St. Rank hold STX as of Q2 2026.

  • Zweig-DiMenna Associates held 17,844 shares of Seagate worth $17.2M as of Q2 2026.
  • Zweig-DiMenna Associates left its Seagate share count unchanged in Q2 2026.
  • Seagate made up 1.56% of Zweig-DiMenna Associates's portfolio in Q2 2026, its #22 holding.
  • Zweig-DiMenna Associates first reported a position in Seagate in Q2 2013 and has held it in 24 quarters since.
  • Zweig-DiMenna Associates's Seagate position peaked at $20.7M in Q4 2025.
  • 1,950 funds tracked by Wall St. Rank held Seagate as of Q2 2026.

Based on Zweig-DiMenna Associates's 13F filing for Q2 2026, filed 13 Aug 2026.