a. |
Expenses recognized in the financial statements:
|
Year ended December 31,
|
||||||||||||
2017
|
2016
|
2015
|
||||||||||
Share-based compensation
|
$
|
2,244
|
$
|
2,943
|
$
|
4,365
|
b. |
Share-based payment plan for employees and consultants:
|
c. |
Option grants to key officers and directors:
|
Date of grant
|
Grantee
|
Options granted
|
Par Value (NIS)
|
Exercise prices (NIS)
|
Exercise prices ($)
|
Total fair value $ in thousands
|
||||||||||||||||
March 22, 2015
|
President and CEO
|
170,000
|
0.02
|
39.62
|
9.78
|
$
|
663
|
|||||||||||||||
March 22, 2015
|
Key officers
|
285,000
|
0.02
|
39.62
|
9.78
|
$
|
1,016
|
|||||||||||||||
March 22, 2015
|
Director
|
2,500
|
0.02
|
38.77
|
9.57
|
$
|
20
|
|||||||||||||||
Director
|
2,500
|
0.02
|
40.77
|
10.06
|
||||||||||||||||||
July 2, 2015
|
Directors
|
12,500
|
0.02
|
39.53
|
10.46
|
$
|
44
|
|||||||||||||||
November 17, 2015
|
Key officers
|
160,000
|
0.02
|
31.77
|
8.14
|
$
|
382
|
|||||||||||||||
December 16, 2015
|
Key officer
|
130,000
|
0.02
|
27.73
|
7.15
|
$
|
298
|
|||||||||||||||
February 29, 2016
|
Director
|
2,500
|
0.02
|
28.28
|
7.23
|
$
|
14
|
|||||||||||||||
Director
|
2,500
|
0.02
|
32.72
|
8.37
|
||||||||||||||||||
May 18, 2016
|
Directors
|
12,500
|
0.02
|
27.79
|
7.25
|
$
|
41
|
|||||||||||||||
August 10, 2016
|
Director
|
10,000
|
0.02
|
26.89
|
7.06
|
$
|
27
|
|||||||||||||||
September 26, 2016
|
Key officer
|
150,000
|
0.02
|
26.21
|
6.96
|
$
|
318
|
|||||||||||||||
January 12, 2017
|
Director
|
2,500
|
0.02
|
21.18
|
5.54
|
$
|
6
|
|||||||||||||||
April 2, 2017
|
Key officer
|
179,000
|
0.02
|
20.12
|
5.54
|
$
|
318
|
|||||||||||||||
May 16, 2017
|
Directors
|
10,000
|
0.02
|
19.59
|
5.43
|
$
|
21
|
|||||||||||||||
August 9, 2017
|
Key officers
|
550,000
|
0.02
|
18.71
|
5.20
|
$
|
705
|
|||||||||||||||
August 10, 2017
|
Director
|
2,500
|
0.02
|
18.67
|
5.19
|
$
|
4
|
|||||||||||||||
September 17, 2017
|
Director
|
2,500
|
0.02
|
17.34
|
4.92
|
$
|
4
|
|||||||||||||||
October 1, 2017
|
Key officer
|
15,000
|
0.02
|
16.92
|
4.79
|
$
|
22
|
d. |
Options exercised:
|
e. |
Share options activity:
|
2017
|
2016
|
2015
|
||||||||||||||||||||||
Number of options
|
Weighted average exercise prices ($)
|
Number of options
|
Weighted average exercise prices ($)
|
Number of options
|
Weighted average exercise prices ($)
|
|||||||||||||||||||
Outstanding at January 1,
|
4,439,884
|
9.50
|
4,970,028
|
9.65
|
3,770,762
|
9.75
|
||||||||||||||||||
Grants
|
1,537,250
|
5.08
|
377,500
|
6.94
|
1,455,250
|
8.90
|
||||||||||||||||||
Exercised
|
(269,738
|
)
|
2.18
|
(76,447
|
)
|
2.45
|
(53,408
|
)
|
5.58
|
|||||||||||||||
Forfeited
|
(601,096
|
)
|
10.22
|
(831,197
|
)
|
9.87
|
(202,576
|
)
|
7.15
|
|||||||||||||||
Outstanding at December 31,
|
5,106,300
|
8.47
|
4,439,884
|
9.50
|
4,970,028
|
9.65
|
||||||||||||||||||
Exercisable at December 31,
|
3,146,823
|
10.73
|
3,203,850
|
9.18
|
2,794,672
|
8.79
|
Options outstanding
|
||||||||||||||
Range of exercise prices ($)
|
Number outstanding
|
Average
remaining
contractual
life
|
Weighted
average
exercise
price
|
|||||||||||
2.64 – 4.95
|
724,437
|
9.36
|
4.81
|
|||||||||||
5.19 – 6.65
|
1,068,000
|
7.71
|
5.60
|
|||||||||||
6.81 – 7.85
|
1,059,270
|
4.72
|
7.33
|
|||||||||||
8.09 – 9.78
|
951,365
|
6.69
|
9.19
|
|||||||||||
10.03 – 13.70
|
1,142,728
|
5.90
|
12.50
|
|||||||||||
17.65 – 20.39
|
160,500
|
6.36
|
18.75
|
|||||||||||
Total
|
5,106,300
|
6.69
|
8.47
|
f. |
The weighted average outstanding remaining contractual term of the options as of December 31, 2017 is 6.69 years (as of December 31, 2016, it was 6.17 years).
|
g. |
The weighted average fair value of options granted during 2017 was $1.72 (for options granted during 2016, the fair value was $2.93).
|
h. |
The fair value of the Company's share options granted to employees, directors and consultants for the years ended December 31, 2017, 2016 and 2015 was estimated using the binomial model with the following assumptions:
|
2017
|
2016
|
2015
|
||||||||||
Dividend yield (%)
|
-
|
-
|
-
|
|||||||||
Expected volatility of the share prices (%)
|
42-43
|
45-54
|
48-51
|
|||||||||
Risk-free interest rate (%)
|
1.89-2.42
|
1.87-2.35
|
1.8-2.7
|
|||||||||
Suboptimal factor
|
1.8-2
|
1.8-2
|
1.8-2
|
|||||||||
Post-vesting forfeiture rate (%)
|
5-10
|
5-10
|
5-10
|
i. |
Modifications to the conditions of the options:
|