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Employee stock incentive plans | 12 Months Ended
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Mar. 31, 2019
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Employee stock incentive plans | 26. Employee stock incentive plans The stock compensation expense recognized for employee services received during the year ended March 31, 2017, 2018 and 2019, were ₹ 1,742, ₹ 1,347 and ₹ 1,938, respectively. Wipro Equity Reward Trust (“WERT”) In 1984, the Company established a controlled trust called the Wipro Equity Reward Trust (“WERT”). In the earlier years, WERT purchased shares of the Company out of funds borrowed from the Company. The Company’s Board Governance, Nomination and Compensation Committee recommends to WERT certain officers and key employees, to whom WERT issues shares from its holdings at nominal price subject to vesting conditions. WERT held 13,728,607, 23,097,216 and 27,353,853 treasury shares as at March 31, 2017, 2018 and 2019, respectively. Wipro Employee Stock Option Plans and Restricted Stock Unit Option Plans A summary of the general terms of grants under stock option plans and restricted stock unit option plans are as follows:
Name of Plan |  | Number of Options reserved under the plan |  |  | Range of Exercise Price |
Wipro ADS Restricted Stock Unit Plan (WARSUP 2004 plan) * |  |  | 59,797,979 |  |  | US $ | 0.03 |
Wipro Employee Restricted Stock Unit Plan 2005 (WSRUP 2005 plan) * |  |  | 59,797,979 |  |  | ₹ | 2 |
Wipro Employee Restricted Stock Unit Plan 2007 (WSRUP 2007 plan) * |  |  | 49,831,651 |  |  | ₹ | 2 |
Wipro Equity Reward Trust Employee Stock Purchase Plan, 2013 ** |  |  | 39,546,197 |  |  | ₹ | 2 |
Wipro Employee Stock Option plan 2000 (2000 plan) *** |  |  | 747,474,747 |  |  | ₹ | 171 - 490 |
Employees covered under Stock Option Plans and Restricted Stock Unit (RSU) Option Plans (collectively “stock option plans”) are granted an option to purchase shares of the Company at the respective exercise prices, subject to requirements of vesting conditions. These options generally vest in tranches over a period of three to five years from the date of grant. Upon vesting, the employees can acquire one equity share for every option. * The maximum contractual term for these Stock Option Plans and Restricted Stock Unit Option Plans is perpetual until the options are available for grant under the plan. ** The maximum contractual term for these Stock Option Plans is up to May 29, 2023 until the options are available for grant under the plan. *** The maximum contractual term for these Stock Option Plans is up to July 26, 2020 until the options are available for grant under the plan. The activity in these stock option plans and restricted stock unit option plan is summarized below:
|  |  |  |  | Year ended March 31, |
|  |  |  |  | 2017 |  |  | 2018 |  |  | 2019 |
Particulars |  | Range of exercise price |  |  | Numbers |  |  | Weighted Average Exercise Price |  |  | Numbers |  |  | Weighted Average Exercise Price |  |  | Numbers |  |  | Weighted Average Exercise Price |
Outstanding at the |  | ₹ | 480.20 |  |  |  | 20,181 |  |  | ₹ | 480.20 |  |  |  | 20,181 |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |
beginning of |  | ₹ | 2 |  |  |  | 7,254,326 |  |  | ₹ | 2 |  |  |  | 7,952,083 |  |  | ₹ | 2 |  |  |  | 13,543,997 |  |  | ₹ | 2 |
the year |  | US $ | 0.03 |  |  |  | 3,747,430 |  |  | US $ | 0.03 |  |  |  | 5,288,783 |  |  | US $ | 0.03 |  |  |  | 10,199,054 |  |  | US $ | 0.03 |
Bonus on |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |
outstanding |  | ₹ | 2 |  |  |  | — |  |  | ₹ | 2 |  |  |  | 6,968,406 |  |  | ₹ | 2 |  |  |  | 4,773,755 |  |  | ₹ | 2 |
Refer Note 18 |  | US $ | 0.03 |  |  |  | — |  |  | US $ | 0.03 |  |  |  | 4,077,070 |  |  | US $ | 0.03 |  |  |  | 3,957,434 |  |  | US $ | 0.03 |
Granted* |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |
|  | ₹ | 2 |  |  |  | 2,398,000 |  |  | ₹ | 2 |  |  |  | 4,612,400 |  |  | ₹ | 2 |  |  |  | 4,607,000 |  |  | ₹ | 2 |
|  | US $ | 0.03 |  |  |  | 2,379,500 |  |  | US $ | 0.03 |  |  |  | 3,897,000 |  |  | US $ | 0.03 |  |  |  | 4,849,000 |  |  | US $ | 0.03 |
Exercised |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | (20,181 | ) |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |
|  | ₹ | 2 |  |  |  | (1,113,775 | ) |  | ₹ | 2 |  |  |  | (5,325,217 | ) |  | ₹ | 2 |  |  |  | (2,739,097 | ) |  | ₹ | 2 |
|  | US $ | 0.03 |  |  |  | (174,717 | ) |  | US $ | 0.03 |  |  |  | (2,565,976 | ) |  | US $ | 0.03 |  |  |  | (1,541,803 | ) |  | US $ | 0.03 |
Forfeited and |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |
expired |  | ₹ | 2 |  |  |  | (586,468 | ) |  | ₹ | 2 |  |  |  | (663,675 | ) |  | ₹ | 2 |  |  |  | (2,578,192 | ) |  | ₹ | 2 |
|  | US $ | 0.03 |  |  |  | (663,430 | ) |  | US $ | 0.03 |  |  |  | (497,823 | ) |  | US $ | 0.03 |  |  |  | (3,016,895 | ) |  | US $ | 0.03 |
Outstanding at the |  | ₹ | 480.20 |  |  |  | 20,181 |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |
end of the year |  | ₹ | 2 |  |  |  | 7,952,083 |  |  | ₹ | 2 |  |  |  | 13,543,997 |  |  | ₹ | 2 |  |  |  | 17,607,463 |  |  | ₹ | 2 |
|  | US $ | 0.03 |  |  |  | 5,288,783 |  |  | US $ | 0.03 |  |  |  | 10,199,054 |  |  | US $ | 0.03 |  |  |  | 14,446,790 |  |  | US $ | 0.03 |
Exercisable at the |  | ₹ | 480.20 |  |  |  | 20,181 |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  | ₹ | 480.20 |
end of the year |  | ₹ | 2 |  |  |  | 698,320 |  |  | ₹ | 2 |  |  |  | 1,875,994 |  |  | ₹ | 2 |  |  |  | 1,300,781 |  |  | ₹ | 2 |
|  | US $ | 0.03 |  |  |  | 141,342 |  |  | US $ | 0.03 |  |  |  | 789,962 |  |  | US $ | 0.03 |  |  |  | 948,877 |  |  | US $ | 0.03 |
The following table summarizes information about outstanding stock options and restricted stock unit option plan :
|  | Year ended March 31, |
|  | 2017 |  |  | 2018 |  |  | 2019 |
Range of exercise price |  | Numbers |  |  | Weighted Average Remaining life (months) |  |  | Weighted Average Exercise Price |  |  | Numbers |  |  | Weighted Average Remaining life (months) |  |  | Weighted Average Exercise Price |  |  | Numbers |  |  | Weighted Average Remaining life (months) |  |  | Weighted Average Exercise Price |
₹ 480.20 |  |  | 20,181 |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  |  | — |  |  | ₹ | 480.20 |  |  |  | — |  |  |  | — |  |  | ₹ | 480.20 |
₹ 2 |  |  | 7,952,083 |  |  |  | 19 |  |  | ₹ | 2 |  |  |  | 13,543,997 |  |  |  | 27 |  |  | ₹ | 2 |  |  |  | 17,607,463 |  |  |  | 24 |  |  | ₹ | 2 |
US $ 0.03 |  |  | 5,288,783 |  |  |  | 24 |  |  | US $ | 0.03 |  |  |  | 10,199,054 |  |  |  | 28 |  |  | US $ | 0.03 |  |  |  | 14,446,790 |  |  |  | 26 |  |  | US $ | 0.03 |
The weighted-average grant-date fair value of options granted during the year ended March 31, 2017, 2018 and 2019 was ₹ 569.52, ₹ 337.74 and ₹ 349.81 for each option, respectively. The weighted average share price of options exercised during the year ended March 31, 2017, 2018 and 2019 was ₹ 536.80, ₹ 303.44 and ₹ 325.85 for each option, respectively. * Includes 79,000, 1,097,600 and 1,567,000 Performance based stock options (RSU) during the year ended March 31, 2017, 2018 and 2019, respectively. 188,000, 1,113,600 and 1,673,000 Performance based stock options (ADS) during the year ended March 31, 2017, 2018 and 2019, respectively. Performance based stock options (RSU) were issued under Wipro Employee Restricted Stock Unit plan 2007 (WSRUP 2007 plan) and Performance based stock options (ADS) were issued under Wipro ADS Restricted Stock Unit Plan (WARSUP 2004 plan).

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