Simplex Trading
ATI icon

Simplex Trading’s ATI ATI Stock Holding History

Simplex Trading’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 		$4.25M Sell
29,200
-37,300
-56% -$5.19M ﹤0.01% 1215
2025
Q4 		$7.63M Sell
66,500
-83,100
-56% -$8.1M ﹤0.01% 1023
2025
Q3 		$12.2M Buy
149,600
+63,500
+74% +$5.15M 0.01% 849
2025
Q2 		$7.43M Buy
86,100
+47,600
+124% +$3.26M ﹤0.01% 1074
2025
Q1 		$2M Buy
38,500
+33,000
+600% +$1.87M ﹤0.01% 2027
2024
Q4 		$302K Sell
5,500
-95,300
-95% -$5.62M ﹤0.01% 4059
2024
Q3 		$6.74M Buy
100,800
+40,600
+67% +$2.52M ﹤0.01% 1284
2024
Q2 		$3.34M Buy
60,200
+42,100
+233% +$2.36M ﹤0.01% 1737
2024
Q1 		$926K Buy
18,100
+11,000
+155% +$497K ﹤0.01% 3200
2023
Q4 		$322K Sell
7,100
-100
-1% -$4.15K ﹤0.01% 4146
2023
Q3 		$296K Buy
7,200
+1,100
+18% +$48.9K ﹤0.01% 3948
2023
Q2 		$269K Sell
6,100
-15,300
-71% -$585K ﹤0.01% 3961
2023
Q1 		$844K Sell
21,400
-17,800
-45% -$672K ﹤0.01% 2739
2022
Q4 		$1.17M Buy
39,200
+35,600
+989% +$1.04M ﹤0.01% 2320
2022
Q3 		$95K Sell
3,600
-81,000
-96% -$2.26M ﹤0.01% 5602
2022
Q2 		$1.92M Buy
84,600
+71,400
+541% +$1.88M ﹤0.01% 1913
2022
Q1 		$354K Buy
13,200
+6,200
+89% +$144K ﹤0.01% 4306
2021
Q4 		$111K Sell
7,000
-8,500
-55% -$136K ﹤0.01% 6079
2021
Q3 		$328K Hold
15,500
– – ﹤0.01% 4758
2021
Q2 		$323K Buy
15,500
+15,327
+8,860% +$351K ﹤0.01% 4854
2021
Q1 		$364K Sell
173
-115
-40% -$2.25K ﹤0.01% 3867
2020
Q4 		$482K Sell
288
-56
-16% -$711 ﹤0.01% 3473
2020
Q3 		$299K Buy
344
+118
+52% +$1.09K ﹤0.01% 3603
2020
Q2 		$230K Sell
226
-21
-9% -$182 ﹤0.01% 3840
2020
Q1 		$209K Buy
247
+4
+2% +$64 ﹤0.01% 3534
2019
Q4 		$502K Sell
243
-155
-39% -$3.36K ﹤0.01% 2751
2019
Q3 		$805K Buy
398
+372
+1,431% +$7.87K ﹤0.01% 2155
2019
Q2 		$65K Buy
26
+16
+160% +$390 ﹤0.01% 4612
2019
Q1 		$25K Sell
10
-156
-94% -$4.11K ﹤0.01% 5553
2018
Q4 		$361K Buy
166
+18
+12% +$467 ﹤0.01% 2526
2018
Q3 		$437K Sell
148
-16
-10% -$430 ﹤0.01% 2776
2018
Q2 		$411K Sell
164
-31
-16% -$839 ﹤0.01% 2656
2018
Q1 		$40K Sell
195
-245
-56% -$6.57K ﹤0.01% 2646
2017
Q4 		$55K Buy
440
+162
+58% +$3.85K ﹤0.01% 2347
2017
Q3 		$28K Buy
278
+74
+36% +$1.46K ﹤0.01% 2829
2017
Q2 		$82K Buy
204
+26
+15% +$437 ﹤0.01% 1930
2017
Q1 		$52K Buy
178
+41
+30% +$771 ﹤0.01% 2316
2016
Q4 		$29K Buy
137
+7
+5% +$116 ﹤0.01% 2673
2016
Q3 		$20K Sell
130
-192
-60% -$3.18K ﹤0.01% 2952
2016
Q2 		$348K Sell
322
-14
-4% -$200 0.02% 696
2016
Q1 		$231K Buy
336
+57
+20% +$694 0.02% 795
2015
Q4 		$626K Buy
279
+34
+14% +$468 0.05% 341
2015
Q3 		$587K Buy
245
+25
+11% +$518 0.04% 393
2015
Q2 		$214K Buy
220
+200
+1,000% +$6.61K 0.02% 761
2015
Q1 		$11K Buy
20
+8
+67% +$249 ﹤0.01% 2852
2014
Q4 		$2K Buy
+12
New +$397 ﹤0.01% 3670

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

Simplex Trading's ATI Position: Q1 2026 in Review

Simplex Trading sold out of ATI (ATI) in Q1 2026, closing a stake of 9,545 shares — an estimated $1.33M sold.

Simplex Trading first reported a position in ATI in Q4 2014 and held it in 22 quarters. The position peaked at $1.36M in Q2 2022. 673 funds tracked by Wall St. Rank hold ATI as of Q1 2026.

  • Simplex Trading reported no remaining ATI position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 9,545 ATI shares in Q1 2026, an estimated $1.33M.
  • Simplex Trading first reported a position in ATI in Q4 2014 and held it in 22 quarters.
  • Simplex Trading's ATI position peaked at $1.36M in Q2 2022.
  • 673 funds tracked by Wall St. Rank held ATI as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.