QIM
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Quantitative Investment Management’s ATI ATI Stock Holding History

Quantitative Investment 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
Q1 		$314K Sell
2,159
-3,572
-62% -$497K 0.03% 338
2025
Q4 		$657K Buy
+5,731
New +$559K 0.06% 279
2021
Q1 		– Sell
-40,815
Closed -$684K – 491
2020
Q4 		$684K Buy
+40,815
New +$518K 0.06% 291
2018
Q4 		– Sell
-78,200
Closed -$2.31M – 564
2018
Q3 		$2.31M Buy
78,200
+33,200
+74% +$893K 0.08% 175
2018
Q2 		$1.13M Sell
45,000
-24,500
-35% -$663K 0.02% 469
2018
Q1 		$1.65M Sell
69,500
-41,700
-38% -$1.12M 0.03% 493
2017
Q4 		$2.68M Sell
111,200
-49,900
-31% -$1.19M 0.04% 443
2017
Q3 		$3.85M Buy
+161,100
New +$3.19M 0.04% 390
2017
Q1 		– Sell
-66,500
Closed -$1.06M – 681
2016
Q4 		$1.06M Buy
66,500
+42,900
+182% +$713K 0.03% 601
2016
Q3 		$426K Sell
23,600
-115,000
-83% -$1.91M 0.01% 559
2016
Q2 		$1.77M Buy
+138,600
New +$1.98M 0.08% 317
2016
Q1 		– Sell
-108,500
Closed -$1.22M – 764
2015
Q4 		$1.22M Buy
108,500
+86,800
+400% +$1.19M 0.07% 327
2015
Q3 		$307K Buy
+21,700
New +$449K 0.02% 540
2014
Q1 		– Sell
-25,500
Closed -$908K – 536
2013
Q4 		$908K Sell
25,500
-9,300
-27% -$306K 0.09% 210
2013
Q3 		$1.06M Buy
+34,800
New +$974K 0.09% 207

Other funds holding ATI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
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
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return

Quantitative Investment Management's ATI Position: Q1 2026 in Review

Quantitative Investment Management reduced its ATI (ATI) stake by 62% in Q1 2026, selling an estimated $497K and leaving 2,159 shares worth $314K. The position accounts for 0.03% of the portfolio, ranked #338.

Quantitative Investment Management first reported a position in ATI in Q3 2013 and has held it in 15 quarters since. The position peaked at $3.85M in Q3 2017. 673 funds tracked by Wall St. Rank hold ATI as of Q1 2026.

  • Quantitative Investment Management held 2,159 shares of ATI worth $314K as of Q1 2026.
  • Quantitative Investment Management sold 3,572 ATI shares in Q1 2026, an estimated $497K.
  • ATI made up 0.03% of Quantitative Investment Management's portfolio in Q1 2026, its #338 holding.
  • Quantitative Investment Management first reported a position in ATI in Q3 2013 and has held it in 15 quarters since.
  • Quantitative Investment Management's ATI position peaked at $3.85M in Q3 2017.
  • 673 funds tracked by Wall St. Rank held ATI as of Q1 2026.

Based on Quantitative Investment Management's 13F filing for Q1 2026, filed 15 May 2026.