David A. Siegel Amkor Technology, Inc. Transaction History

Two Sigma Advisers, LP

$47 Billion
Q3 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Amkor Technology, Inc. stock. As of the latest transaction made, Two Sigma Advisers, LP holds 15,000 shares of AMKR stock, worth $463,350. This represents 0.0% of its overall portfolio holdings.

Number of Shares

15,000

Holding current value

$463,350

% of portfolio

0.0%

31 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$21.14 - $29.58 $317,100 - $443,700	15,000 New	15,000 $426,000
Q4 2024 Feb 14, 2025	SELL	$25.13 - $31.61 $412,132 - $518,404	-16,400 Reduced 50.62%	16,000 $411,000
Q3 2024 Nov 14, 2024	SELL	$28.09 - $44.68 $901,689 - $1.43 Million	-32,100 Reduced 49.77%	32,400 $991,000
Q2 2024 Aug 14, 2024	SELL	$28.5 - $40.09 $2.38 Million - $3.35 Million	-83,500 Reduced 56.42%	64,500 $2.58 Million
Q1 2024 May 15, 2024	SELL	$29.58 - $36.09 $689,214 - $840,897	-23,300 Reduced 13.6%	148,000 $4.77 Million
Q4 2023 Feb 14, 2024	SELL	$20.44 - $34.18 $876,876 - $1.47 Million	-42,900 Reduced 20.03%	171,300 $5.7 Million
Q3 2023 Nov 14, 2023	BUY	$21.89 - $29.8 $2.11 Million - $2.87 Million	96,200 Added 81.53%	214,200 $4.84 Million
Q2 2023 Aug 14, 2023	SELL	$20.49 - $29.75 $807,305 - $1.17 Million	-39,400 Reduced 25.03%	118,000 $3.51 Million
Q1 2023 May 15, 2023	BUY	$24.4 - $31.03 $1.2 Million - $1.53 Million	49,300 Added 45.61%	157,400 $4.1 Million
Q4 2022 Feb 14, 2023	BUY	$17.23 - $28.78 $134,394 - $224,484	7,800 Added 7.78%	108,100 $2.59 Million
Q3 2022 Nov 14, 2022	BUY	$15.44 - $23.03 $1.29 Million - $1.93 Million	83,800 Added 507.88%	100,300 $1.71 Million
Q2 2022 Aug 15, 2022	BUY	$16.53 - $21.39 $76,038 - $98,394	4,600 Added 38.66%	16,500 $280,000
Q1 2022 May 16, 2022	BUY	$19.89 - $26.24 $236,691 - $312,256	11,900 New	11,900 $258,000
Q4 2021 Feb 14, 2022	SELL	$21.56 - $25.66 $2.44 Million - $2.9 Million	-113,185 Closed	0 $0
Q3 2021 Nov 15, 2021	SELL	$21.35 - $29.08 $2.17 Million - $2.96 Million	-101,700 Reduced 47.33%	113,185 $2.82 Million
Q2 2021 Aug 16, 2021	SELL	$18.06 - $26.38 $1.85 Million - $2.7 Million	-102,500 Reduced 32.3%	214,885 $5.09 Million
Q1 2021 May 17, 2021	SELL	$14.91 - $24.96 $2.63 Million - $4.41 Million	-176,500 Reduced 35.74%	317,385 $7.53 Million
Q4 2020 Feb 16, 2021	SELL	$11.15 - $15.57 $2.09 Million - $2.92 Million	-187,700 Reduced 27.54%	493,885 $7.45 Million
Q3 2020 Nov 16, 2020	BUY	$10.73 - $14.33 $571,372 - $763,072	53,250 Added 8.47%	681,585 $7.63 Million
Q2 2020 Aug 14, 2020	SELL	$7.37 - $12.72 $402,402 - $694,512	-54,600 Reduced 7.99%	628,335 $7.74 Million
Q1 2020 May 15, 2020	BUY	$5.78 - $13.39 $89,590 - $207,545	15,500 Added 2.32%	682,935 $5.32 Million
Q4 2019 Feb 14, 2020	BUY	$9.2 - $14.92 $245,639 - $398,364	26,700 Added 4.17%	667,435 $8.68 Million
Q3 2019 Nov 14, 2019	SELL	$7.35 - $9.78 $485,100 - $645,480	-66,000 Reduced 9.34%	640,735 $5.83 Million
Q2 2019 Aug 14, 2019	SELL	$6.48 - $9.5 $190,434 - $279,186	-29,388 Reduced 3.99%	706,735 $5.27 Million
Q1 2019 May 15, 2019	SELL	$6.33 - $9.48 $1.9 Million - $2.84 Million	-299,600 Reduced 28.93%	736,123 $6.29 Million
Q4 2018 Feb 14, 2019	BUY	$5.74 - $7.48 $287,000 - $374,000	50,000 Added 5.07%	1,035,723 $6.79 Million
Q3 2018 Nov 14, 2018	SELL	$7.33 - $9.34 $771,116 - $982,568	-105,200 Reduced 9.64%	985,723 $7.28 Million
Q2 2018 Aug 14, 2018	SELL	$8.28 - $10.38 $1.07 Million - $1.34 Million	-129,200 Reduced 10.59%	1,090,923 $9.37 Million
Q1 2018 May 15, 2018	BUY	$8.82 - $11.51 $848,131 - $1.11 Million	96,160 Added 8.56%	1,220,123 $12.4 Million
Q4 2017 Feb 14, 2018	SELL	$10.05 - $11.57 $2.07 Million - $2.38 Million	-205,779 Reduced 15.48%	1,123,963 $11.3 Million
Q3 2017 Nov 14, 2017	BUY	$8.38 - $10.55 $11.1 Million - $14 Million	1,329,742	1,329,742 $14 Million

Others Institutions Holding AMKR

# of Institutions

435

Shares Held

104M

Call Options Held

905K

Put Options Held

860K

View Full List

About AMKOR TECHNOLOGY, INC.

Ticker AMKR
Exchange NASDAQ
Sector Technology
Industry Semiconductors
Shares Outstandng 244,838,000
Market Cap $7.56B
Description
Amkor Technology, Inc. provides outsourced semiconductor packaging and test services in the United States, Japan, Europe, the Middle East, Africa, and the rest of the Asia Pacific. It offers turnkey packaging and test services, including semiconductor wafer bump, wafer probe, wafer back-grind, package design, packaging, and test and drop shipmen...

More about AMKR

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