Aigen Investment Management’s Amkor Technology AMKR Stock Holding History

Aigen Investment Management’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 Q2	$360K	Sell	4,175 -8,523	-67%	-$607K	0.1%	264
2026 Q1	$572K	Buy	+12,698	New	+$608K	0.15%	188
2025 Q2	–	Sell	-12,992	Closed	-$235K	–	770
2025 Q1	$235K	Buy	+12,992	New	+$293K	0.04%	583
2023 Q2	–	Sell	-11,818	Closed	-$308K	–	731
2023 Q1	$308K	Buy	+11,818	New	+$323K	0.04%	422
2022 Q4	–	Sell	-17,325	Closed	-$295K	–	518
2022 Q3	$295K	Buy	+17,325	New	+$333K	0.04%	409
2021 Q2	–	Sell	-25,608	Closed	-$607K	–	451
2021 Q1	$607K	Buy	+25,608	New	+$524K	0.08%	261
2020 Q2	–	Sell	-7,654	Closed	-$60K	–	801
2020 Q1	$60K	Buy	7,654 +411	+6%	+$4.47K	0.01%	944
2019 Q4	$94K	Buy	+7,243	New	+$86.4K	0.02%	699

Other funds holding AMKR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Aigen Investment Management's AMKR Position: Q2 2026 in Review

Aigen Investment Management reduced its Amkor Technology (AMKR) stake by 67% in Q2 2026, selling an estimated $607K and leaving 4,175 shares worth $360K. The position accounts for 0.1% of the portfolio, ranked #264.

Aigen Investment Management first reported a position in AMKR in Q4 2019 and has held it in 8 quarters since. The position peaked at $607K in Q1 2021. 643 funds tracked by Wall St. Rank hold AMKR as of Q2 2026.

Aigen Investment Management held 4,175 shares of Amkor Technology worth $360K as of Q2 2026.
Aigen Investment Management sold 8,523 Amkor Technology shares in Q2 2026, an estimated $607K.
Amkor Technology made up 0.1% of Aigen Investment Management's portfolio in Q2 2026, its #264 holding.
Aigen Investment Management first reported a position in Amkor Technology in Q4 2019 and has held it in 8 quarters since.
Aigen Investment Management's Amkor Technology position peaked at $607K in Q1 2021.
643 funds tracked by Wall St. Rank held Amkor Technology as of Q2 2026.

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