ACM
STX icon

Atika Capital Management’s Seagate STX Stock Holding History

Atika Capital Management’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
Q1 		$21M Buy
53,500
+1,593
+3% +$608K 2.63% 8
2025
Q4 		$14.3M Sell
51,907
-66,189
-56% -$17.2M 1.51% 15
2025
Q3 		$27.9M Buy
+118,096
New +$20.2M 2.25% 12

Other funds holding STX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Sanders Capital
Sanders Capital West Palm Beach, Florida $83.9B AUM 37.89% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 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
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Atika Capital Management's STX Position: Q1 2026 in Review

Atika Capital Management increased its Seagate (STX) stake by 3.1% in Q1 2026, buying an estimated $608K and bringing the position to 53,500 shares worth $21M. The position accounts for 2.63% of the portfolio, ranked #8.

Atika Capital Management first reported a position in STX in Q3 2025 and has held it in 3 quarters since. The position peaked at $27.9M in Q3 2025. 1,455 funds tracked by Wall St. Rank hold STX as of Q1 2026.

  • Atika Capital Management held 53,500 shares of Seagate worth $21M as of Q1 2026.
  • Atika Capital Management bought 1,593 Seagate shares in Q1 2026, an estimated $608K.
  • Seagate made up 2.63% of Atika Capital Management's portfolio in Q1 2026, its #8 holding.
  • Atika Capital Management first reported a position in Seagate in Q3 2025 and has held it in 3 quarters since.
  • Atika Capital Management's Seagate position peaked at $27.9M in Q3 2025.
  • 1,455 funds tracked by Wall St. Rank held Seagate as of Q1 2026.

Based on Atika Capital Management's 13F filing for Q1 2026, filed 14 May 2026.