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Share-based compensation (Tables)

12 Months Ended

Dec. 31, 2018

Share-based compensation [Line Items]

Summary of the restricted share units activity

		Number of restricted shares				Weighted average grant-date fair value (US$)
Outstanding, December 31, 2015			36,283,602				2.3535
Granted			1,530,008				1.8618
Forfeited			(4,628,202	)			2.7386
Vested			(12,229,688	)			2.0151
Outstanding, December 31, 2016			20,955,720				2.4320
Granted			22,090,030				5.3001
Forfeited			(4,007,728	)			2.5561
Vested			(8,163,878	)			2.3227
Outstanding, December 31, 2017			30,874,144				4.4969
Granted			11,977,794				4.7052
Forfeited			(5,115,304	)			4.6843
Vested			(12,507,000	)			3.6776
Outstanding, December 31, 2018			25,229,634				4.9639
Expected to vest at December 31, 2018			23,742,895				4.9552

Schedule Of Restricted Stock Units

The following table summarizes the activity of restricted share units for the year ended December 31, 2018:

		Number of restricted share units				Weighted average grant-date fair value (US$)
Outstanding, January 1, 2016, December 31, 2016 and 2017			-				-
Granted			4,193,685				9.0242
Forfeited			(76,500	)			7.1600
Vested			(10,000	)			19.5900
Outstanding, December 31, 2018			4,107,185				9.0331
Expected to vest at December 31, 2018			3,795,535				8.9944

Pre-2009 Scheme Options [Member]

Share-based compensation [Line Items]

Share-based Compensation, Stock Options, Activity

Movements in the number of share options granted and their related weighted average exercise prices are as follows:

		Number of options				Weighted average exercise price (US$)				Weighted average remaining contractual life (years)				Aggregate intrinsic value (US$)
Outstanding, January 1, 2018			-				-				-
Granted			10,934,300				4.7025				5.29
Outstanding, December 31, 2018			10,934,300				4.7025				5.29				-
Expected to vest at December 31, 2018			10,934,300				4.7025				5.29				-
Exercisable at December 31, 2018			-				-				-				-

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The Company has used binomial option-pricing model to determine the fair value of the share options as of the grant dates. Key assumptions are set as below:

Weighted average fair value per option granted		US$	2.6425
Weighted average exercise price		US$	4.7025
Weighted average Risk-free interest rate (1)			2.77	%
Expected term (in year) (2)			5-6
Expected volatility (3)			57	%
Dividend yield (4)			-

	(1)	The risk-free interest rate of periods within the contractual life of the share option is based on US Treasury Bonds of similar tenor at the valuation dates.
	(2)	The expected term is the contract life of the option.
	(3)	Expected volatility is estimated based on the average of historical volatilities of the Company at the valuation dates.
	(4)	The Company has no history or expectation of paying dividend on its ordinary shares. The expected dividend yield was estimated based on the Company’s expected dividend policy over the expected term of the option.

2017 Share Incentive Plan

Share-based compensation [Line Items]

Share-based Compensation, Stock Options, Activity

		Number of options				Weighted average exercise price (US$)				Weighted average remaining contractual life (years)				Aggregate intrinsic value (US$)
As at January 1, 2016 and December 31, 2016			-				-				-				-
Granted			11,737,705				2.5500
Forfeited			(18,000	)			2.5500
As at December 31, 2017			11,719,705				2.5500				9.75				2,227
Granted			6,138,353				2.4672
Forfeited			(75,000	)			2.5500
Cancelled			(262,503	)			2.5500
As at December 31, 2018			17,520,555				2.5210				8.82				227,049
Expected to vest at December 31, 2018			13,982,830				2.5338				8.87				181,024
Exercisable as of December 31, 2018			2,736,927				2.4572				8.63				35,642

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

		2017				2018
Weighted average fair value per option granted		US$	1.3798			US$	5.2130
Weighted average exercise price		US$	2.55			US$	2.47
Risk-free interest rate (1)			2.25	%			2.83	%
Expected term (in year) (2)			10				10
Expected volatility (3)			55	%			55	%
Dividend yield (4)			-				-

	(1)	The risk-free interest rate of periods within the contractual life of the share option is based on the China Government Bond yield as at the valuation dates.
	(2)	The expected term is the contract life of the option.
	(3)	Expected volatility is estimated based on the average of historical volatilities of the comparable companies in the same industry as at the valuation dates.
	(4)	Huya has no history or expectation of paying dividend on its ordinary shares. The expected dividend yield was estimated based on Huya’s expected dividend policy over the expected term of the option.

X

- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

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