PCM
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Polymer Capital Management’s ATI ATI Stock Holding History

Polymer Capital Management’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 		$2.98M Buy
15,144
+11,189
+283% +$1.9M 0.4% 47
2026
Q1 		$575K Sell
3,955
-5,482
-58% -$763K 0.06% 361
2025
Q4 		$1.08M Buy
9,437
+6,791
+257% +$662K 0.11% 242
2025
Q3 		$215K Buy
+2,646
New +$214K 0.02% 682

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

Polymer Capital Management's ATI Position: Q2 2026 in Review

Polymer Capital Management increased its ATI (ATI) stake by 283% in Q2 2026, buying an estimated $1.9M and bringing the position to 15,144 shares worth $2.98M. The position accounts for 0.4% of the portfolio, ranked #47.

Polymer Capital Management first reported a position in ATI in Q3 2025 and has held it in 4 quarters since. 791 funds tracked by Wall St. Rank hold ATI as of Q2 2026.

  • Polymer Capital Management held 15,144 shares of ATI worth $2.98M as of Q2 2026.
  • Polymer Capital Management bought 11,189 ATI shares in Q2 2026, an estimated $1.9M.
  • ATI made up 0.4% of Polymer Capital Management's portfolio in Q2 2026, its #47 holding.
  • Polymer Capital Management first reported a position in ATI in Q3 2025 and has held it in 4 quarters since.
  • 791 funds tracked by Wall St. Rank held ATI as of Q2 2026.

Based on Polymer Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.