Quantum Corporation Quarterly report pursuant to Section 13 or 15(d)

STOCK INCENTIVE PLANS AND STOCK-BASED COMPENSATION (Tables)

3 Months Ended

Jun. 30, 2019

The following tables summarize stock-based compensation expense (in thousands):


	Three months ended June 30,
	2019		2018
Stock-based compensation expense:
Cost of revenue	$	101	$	75
Research and development		138		86
Sales and marketing		297		(148	)
General and administrative		451		414

Total stock-based compensation expense	$	987	$	427


	Three months ended June 30,
	2019		2018
Stock-based compensation by type of award:
Restricted stock	$	711	$	557
Performance share units		276		(197	)
Stock purchase plan		—		107
Stock options		—		(40	)

Total stock-based compensation expense	$	987	$	427

A summary of activity relating to

Quantum’s

PSUs is as follows (shares in thousands):


	Shares			Weighted-Average Grant Date Fair Value Per Share
Nonvested as of March 31, 2019		770		$	1.78
Granted		175		$	1.71
Forfeited		(10	)	$	3.36

Nonvested as of June 30, 2019		935		$	1.75

A summary of activity relating to

Quantum’s

RSUs is as follows (shares in thousands):


	Shares			Weighted-Average Grant Date Fair Value Per Share
Nonvested as of March 31, 2019		1,311		$	3.61
Granted		210		$	2.45
Vested		(6	)	$	8.76
Forfeited		(30	)	$	7.24

Nonvested as of June 30, 2019		1,485		$	3.35