| Summary of stock option activity |
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Weighted
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Weighted
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Average
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Average
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Aggregate
|
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Number of
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Exercise
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Contractual
|
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Intrinsic
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Shares
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Price
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Term (Years)
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Value
|
|
Outstanding as of March 31, 2019
|
|
3,721,784
|
|
$
|
7.14
|
|
8.61
|
|
$
|
30,150
|
|
Granted
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|
1,515,535
|
|
|
15.00
|
|
9.41
|
|
|
|
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Exercised
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(184,580)
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|
|
2.60
|
|
|
|
|
|
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Cancelled
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|
(136,337)
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|
|
11.26
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Outstanding as of December 31, 2019
|
|
4,916,402
|
|
$
|
9.46
|
|
8.20
|
|
$
|
26,959
|
|
Options exercisable as of March 31, 2019
|
|
1,278,930
|
|
$
|
2.51
|
|
7.75
|
|
$
|
16,249
|
|
Options exercisable as of December 31, 2019
|
|
1,924,564
|
|
$
|
5.33
|
|
7.40
|
|
$
|
17,650
|
|
| Schedule of stock-Based Compensation expense |
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Three Months Ended
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Nine Months Ended
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|
|
|
December 31,
|
|
December 31,
|
|
|
|
2019
|
|
2018
|
|
2019
|
|
2018
|
|
Research and development
|
|
$
|
1,318
|
|
$
|
473
|
|
$
|
2,974
|
|
$
|
989
|
|
General and administrative
|
|
|
1,026
|
|
|
407
|
|
|
2,961
|
|
|
834
|
|
|
|
$
|
2,344
|
|
$
|
880
|
|
$
|
5,935
|
|
$
|
1,823
|
|