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Keystone Investors’s Seagate STX Stock Holding History

Keystone Investors’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
2025
Q4 		$19.3M Buy
70,051
+19,730
+39% +$5.12M 1.73% 16
2025
Q3 		$11.9M Buy
50,321
+18,000
+56% +$3.07M 1.37% 20
2025
Q2 		$4.66M Buy
+32,321
New +$3.35M 0.96% 19

Other funds holding STX

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Sanders Capital
Sanders Capital West Palm Beach, Florida $83.9B AUM 37.89% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
DZ Bank
DZ Bank Frankfurt Am Main, Germany $113B AUM 36.92% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
WCM Investment Management
WCM Investment Management Laguna Beach, California $43.8B AUM 42.28% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Keystone Investors's STX Position: Q4 2025 in Review

Keystone Investors increased its Seagate (STX) stake by 39% in Q4 2025, buying an estimated $5.12M and bringing the position to 70,051 shares worth $19.3M. The position accounts for 1.73% of the portfolio, ranked #16.

Keystone Investors first reported a position in STX in Q2 2025 and has held it in 3 quarters since. 1,274 funds tracked by Wall St. Rank hold STX as of Q4 2025.

  • Keystone Investors held 70,051 shares of Seagate worth $19.3M as of Q4 2025.
  • Keystone Investors bought 19,730 Seagate shares in Q4 2025, an estimated $5.12M.
  • Seagate made up 1.73% of Keystone Investors's portfolio in Q4 2025, its #16 holding.
  • Keystone Investors first reported a position in Seagate in Q2 2025 and has held it in 3 quarters since.
  • 1,274 funds tracked by Wall St. Rank held Seagate as of Q4 2025.

Based on Keystone Investors's 13F filing for Q4 2025, filed 13 Feb 2026.