Group One Trading
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Group One Trading’s Amkor Technology AMKR Stock Holding History

Group One Trading’s Portfolio AMKR Stock Details AMKR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$11.4M Sell
253,000
-76,000
-23% -$3.64M 0.02% 759
2025
Q4 		$13M Buy
329,000
+262,500
+395% +$9.34M 0.02% 799
2025
Q3 		$1.89M Buy
66,500
+30,100
+83% +$724K ﹤0.01% 2379
2025
Q2 		$764K Buy
36,400
+2,000
+6% +$36.9K ﹤0.01% 3013
2025
Q1 		$621K Sell
34,400
-31,100
-47% -$702K ﹤0.01% 2878
2024
Q4 		$1.68M Buy
65,500
+20,100
+44% +$553K ﹤0.01% 2075
2024
Q3 		$1.39M Buy
45,400
+41,300
+1,007% +$1.41M ﹤0.01% 2028
2024
Q2 		$164K Sell
4,100
-4,900
-54% -$162K ﹤0.01% 3562
2024
Q1 		$290K Sell
9,000
-3,700
-29% -$117K ﹤0.01% 3236
2023
Q4 		$423K Buy
12,700
+2,400
+23% +$63.1K ﹤0.01% 3207
2023
Q3 		$233K Sell
10,300
-10,200
-50% -$269K ﹤0.01% 3671
2023
Q2 		$610K Buy
20,500
+3,900
+23% +$94.9K ﹤0.01% 2818
2023
Q1 		$432K Sell
16,600
-7,900
-32% -$216K ﹤0.01% 2915
2022
Q4 		$588K Buy
24,500
+15,600
+175% +$361K ﹤0.01% 2897
2022
Q3 		$152K Sell
8,900
-28,600
-76% -$550K ﹤0.01% 4396
2022
Q2 		$636K Buy
37,500
+29,200
+352% +$555K ﹤0.01% 3204
2022
Q1 		$180K Buy
8,300
+1,500
+22% +$34K ﹤0.01% 4902
2021
Q4 		$169K Sell
6,800
-6,100
-47% -$142K ﹤0.01% 5243
2021
Q3 		$322K Sell
12,900
-51,700
-80% -$1.32M ﹤0.01% 4668
2021
Q2 		$1.53M Sell
64,600
-39,800
-38% -$886K ﹤0.01% 2922
2021
Q1 		$2.48M Buy
104,400
+102,300
+4,871% +$2.09M ﹤0.01% 2234
2020
Q4 		$32K Sell
2,100
-2,300
-52% -$31.3K ﹤0.01% 5259
2020
Q3 		$49K Sell
4,400
-2,300
-34% -$28.5K ﹤0.01% 4651
2020
Q2 		$82K Buy
6,700
+6,500
+3,250% +$67.1K ﹤0.01% 4058
2020
Q1 		$2K Sell
200
-2,200
-92% -$23.9K ﹤0.01% 4951
2019
Q4 		$31K Buy
2,400
+1,800
+300% +$21.5K ﹤0.01% 4206
2019
Q3 		$5K Sell
600
-2,500
-81% -$21.4K ﹤0.01% 4754
2019
Q2 		$23K Buy
3,100
+1,400
+82% +$11K ﹤0.01% 4115
2019
Q1 		$15K Sell
1,700
-3,400
-67% -$28.1K ﹤0.01% 4120
2018
Q4 		$33K Buy
5,100
+4,000
+364% +$26.4K ﹤0.01% 3759
2018
Q3 		$8K Sell
1,100
-4,300
-80% -$36.5K ﹤0.01% 4708
2018
Q2 		$46K Hold
5,400
– – ﹤0.01% 3993
2018
Q1 		$55K Sell
5,400
-100
-2% -$1.04K ﹤0.01% 3612
2017
Q4 		$55K Buy
5,500
+700
+15% +$7.49K ﹤0.01% 3675
2017
Q3 		$51K Buy
4,800
+4,700
+4,700% +$45K ﹤0.01% 3623
2017
Q2 		$1K Sell
100
-6,500
-98% -$73.6K ﹤0.01% 4620
2017
Q1 		$76K Sell
6,600
-6,000
-48% -$61.9K ﹤0.01% 3145
2016
Q4 		$133K Buy
+12,600
New +$134K ﹤0.01% 2678
2013
Q3 		– Sell
-5,000
Closed -$21K – 5148
2013
Q2 		$21K Buy
+5,000
New +$21.1K ﹤0.01% 4041

Other funds holding AMKR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $24.3B AUM 34.41% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Group One Trading's AMKR Position: Q1 2026 in Review

Group One Trading sold out of Amkor Technology (AMKR) in Q1 2026, closing a stake of 21,758 shares — an estimated $1.04M sold.

Group One Trading first reported a position in AMKR in Q2 2013 and held it in 36 quarters. The position peaked at $3.83M in Q1 2025. 527 funds tracked by Wall St. Rank hold AMKR as of Q1 2026.

  • Group One Trading reported no remaining Amkor Technology position as of Q1 2026 after selling out during the quarter.
  • Group One Trading sold 21,758 Amkor Technology shares in Q1 2026, an estimated $1.04M.
  • Group One Trading first reported a position in Amkor Technology in Q2 2013 and held it in 36 quarters.
  • Group One Trading's Amkor Technology position peaked at $3.83M in Q1 2025.
  • 527 funds tracked by Wall St. Rank held Amkor Technology as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.