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Keystone Investors’s ATI ATI Stock Holding History

Keystone Investors’s Portfolio ATI Stock Details ATI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$17.9M Buy
+90,612
New +$15.4M 0.96% 27
2025
Q4 		$3.83M Sell
33,415
-227,865
-87% -$22.2M 0.34% 45
2025
Q3 		$21.3M Buy
261,280
+144,441
+124% +$11.7M 2.46% 13
2025
Q2 		$10.1M Buy
+116,839
New +$8M 2.08% 12

Other funds holding ATI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Keystone Investors's ATI Position: Q2 2026 in Review

Keystone Investors opened a new position in ATI (ATI) in Q2 2026: 90,612 shares worth $17.9M. The stake represents 0.96% of the portfolio and ranks #27 among its holdings. This is a return to the name: Keystone Investors previously reported a position in ATI as recently as Q4 2025.

Keystone Investors first reported a position in ATI in Q2 2025 and has held it in 4 quarters since. The position peaked at $21.3M in Q3 2025. 793 funds tracked by Wall St. Rank hold ATI as of Q2 2026.

  • Keystone Investors held 90,612 shares of ATI worth $17.9M as of Q2 2026.
  • ATI was a new Keystone Investors position in Q2 2026.
  • ATI made up 0.96% of Keystone Investors's portfolio in Q2 2026, its #27 holding.
  • Keystone Investors first reported a position in ATI in Q2 2025 and has held it in 4 quarters since.
  • Keystone Investors's ATI position peaked at $21.3M in Q3 2025.
  • 793 funds tracked by Wall St. Rank held ATI as of Q2 2026.

Based on Keystone Investors's 13F filing for Q2 2026, filed 14 Aug 2026.