On June 22, 2018, the Company's stockholders adopted the FalconStor Software, Inc. 2018 Incentive Stock Plan (the "2018 Plan"). The 2018 Plan is administered by the Compensation Committee (the “Compensation Committee”) of the Company’s Board of Directors (the “Board”) and initially provided for the issuance of up to 1,471,997 shares of the Company's common stock upon the grant of shares with such restrictions as determined by the Compensation Committee to the employees and directors of, and consultants providing services to, the Company or its affiliates. In June 2021, the Company's stockholders approved an amendment to increase the number of shares of our common stock authorized and reserved for issuance under the 2018 Plan by 220,800 shares to a total of 1,692,797 shares. Exercise prices of the options are determined by the Compensation Committee, subject to the consent of Hale Capital. The vesting terms are performance based and determined by the Compensation Committee, subject to the consent of Hale Capital, based on various factors, including (i) the return of capital to the holders of the Series A Preferred Stock and the Company’s common stock in the event of a change of control, (ii) the repayment of the Company’s obligations under its senior secured debt, and (iii) the Company’s free cash flow.

The following table summarizes the 2018 Plan, which was the only plan under which the Company was able to grant equity compensation as of March 31, 2023:

Shares

Shares Available

Shares

Name of Plan

Authorized

for Grant

Outstanding

FalconStor Software, Inc. 2018 Incentive Stock Plan

1,692,797

241,899

1,312,853

The following table summarizes the Company’s equity plans that have terminated or expired but that still have equity awards outstanding as of March 31, 2023:


Name of Plan	Shares Available for Grant		Shares Outstanding
FalconStor Software, Inc., 2016 Incentive Stock Plan		—		2,250
FalconStor Software, Inc., 2006 Incentive Stock Plan		—		2,715

A summary of the Company’s restricted stock activity for the three months ended March 31, 2023 is below. Such restricted stock did not bestow any voting or dispositive power and is not deemed outstanding until they vest.


	Number of Restricted Stock Awards
Non-Vested at January 1, 2023		1,316,933
Granted		—
Vested		(4,080	)
Forfeited		—
Non-Vested at March 31, 2023		1,312,853

The following table summarizes the share-based compensation expense for all awards issued under the Company’s stock equity plans in the following line items in the condensed consolidated statements of operations for the three months ended March 31, 2023 and 2022:


	Three Months Ended March 31,
	2023		2022
Cost of revenue - Support and Service		125		408
Research and development costs		976		1,879
Selling and marketing		2,334		4,511
General and administrative		1,896		1,386
	$	5,331	$	8,184