XML 37 R26.htm IDEA: XBRL DOCUMENT v3.21.2
Share-based compensation (Tables)
9 Months Ended
Sep. 30, 2021
Share-based compensation  
Schedule of share-based compensation expense by classification included in consolidated statements of operations and comprehensive loss

    

Three months ended September 30, 

Nine months ended September 30, 

    

2021

    

2020

2021

2020

(in thousands)

(in thousands)

Research and development

$

3,245

$

3,906

$

9,205

$

9,177

Selling, general and administrative

2,705

2,457

9,520

7,240

Total

$

5,950

$

6,363

$

18,725

$

16,417

Schedule of share-based compensation expense

Three months ended September 30, 

Nine months ended September 30, 

    

2021

    

2020

2021

2020

(in thousands)

(in thousands)

Award type

Share options

$

2,965

$

3,994

$

9,155

$

8,948

Restricted share units

2,582

1,525

8,364

5,178

Performance share units

403

844

1,206

2,291

Total

$

5,950

$

6,363

$

18,725

$

16,417

Schedule of unrecognized compensation cost related to unvested awards

    

Unrecognized

  

Weighted average

    

share-based

    

remaining

compensation

period for

expense

     recognition     

(in thousands)

(in years)

Award type

Share options

$

31,952

2.93

Restricted share units

21,887

2.16

Performance share units

1,359

0.76

Total

$

55,198

2.57

Schedule of weighted-average assumptions for fair value of option issued

Three months ended September 30, 

    

Nine months ended September 30, 

Assumptions

    

2021

    

2020

    

2021

    

2020

Expected volatility

75%

70%

75%

70%

Expected terms

10 years

10 years

10 years

10 years

Risk free interest rate

1.47%

0.84%

1.21% - 1.85%

0.76% - 1.44%

Expected dividend yield

0%

0%

0%

0%

Summary of RSUs activity

RSU

    

    

Weighted average

Number of

grant-date fair

ordinary shares

value

Non-vested at December 31, 2020

467,344

$

43.56

Granted

547,271

$

36.48

Vested

(214,368)

$

40.48

Forfeited

(102,697)

$

40.94

Non-vested at September 30, 2021

697,550

$

39.34

Total weighted average grant date fair value of RSUs granted during the period (in $ millions)

$

20.0

Summary of PSUs activity

PSU

    

    

Weighted average

Number of

grant-date fair

ordinary shares

value

Non-vested at December 31, 2020

212,614

$

42.32

Granted

66,600

36.39

Vested

(132,368)

$

33.09

Forfeited

(2,916)

$

57.56

Non-vested at September 30, 2021

143,930

$

47.76

2014 Plan  
Share-based compensation  
Summary of option activity

Options

Number of

Weighted average

    

ordinary shares

    

exercise price

Outstanding at December 31, 2020

2,659,279

$

28.13

Granted

1,088,843

$

36.37

Forfeited

(233,777)

$

40.81

Expired

(14,146)

$

45.59

Exercised

(156,787)

$

11.65

Outstanding at September 30, 2021

3,343,412

$

30.63

Thereof, fully vested and exercisable at September 30, 2021

1,792,291

$

23.14

Thereof, outstanding and expected to vest after September 30, 2021

1,551,121

$

39.28

Total weighted average grant date fair value of options issued during the period (in $ millions)

$

23.2

Proceeds from option sales during the period (in $ millions)

$

1.8