Financial Instruments at Fair Value Through Profit or Loss (Tables)

12 Months Ended

Dec. 31, 2020

	December 31
	2019		2020
	NT$		NT$
	(In Millions)
Financial assets-current
Mandatorily measured at FVTPL
Derivatives (not designated for hedge)
Forward exchange contracts	$	—	$	2
Non-derivatives
Listed stocks - domestic		1		8

	$	1	$	10

Financial assets-noncurrent
Mandatorily measured at FVTPL
Non-derivatives
Non-listed stocks - domestic	$	511	$	441
Non-listed stocks - foreign		267		236

	$	778	$	677

Financial liabilities-current
Held for trading
Derivatives (not designated for hedge)
Forward exchange contracts	$	—	$	—

Outstanding forward exchange contracts not designated for hedge as of balance sheet dates were as follows:

		Maturity	Contract Amount
	Currency	Period	(In Millions)
December 31, 2019
Forward exchange contracts - buy	NT$/EUR	2020.03	NT$51/EUR2
Forward exchange contracts - buy	NT$/US$	2020.01	NT$26/US$1

December 31, 2020
Forward exchange contracts - buy	NT$/EUR	2021.03	NT$50/EUR2
Forward exchange contracts - sell	US$/NT$	2021.02-03	US$14/NT379