AMKOR TECHNOLOGY INC

Ticker: AMKR CUSIP: 031652100 Class: Common Stock

Caprock Group, LLC's Holding History (CIK: 0001610769)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 5,630 Value ($000) $222 Avg Close $35.54 Range $28.11 - $47.28

Q4 2017

Shares 14,090 Value ($000) $148 Avg Close $9.97 Range $9.24 - $11.07

Q1 2017

Shares 15,590 Value ($000) $181 Avg Close $9.61 Range $8.43 - $10.85

Q4 2016

Shares 22,940 Value ($000) $242 Avg Close $9.93 Range $8.41 - $11.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5,630	$222	$35.54	$28.11 - $47.28
Q4 2017	14,090	$148	$9.97	$9.24 - $11.07
Q1 2017	15,590	$181	$9.61	$8.43 - $10.85
Q4 2016	22,940	$242	$9.93	$8.41 - $11.63