The Amended and Restated Certificate of Incorporation, authorizes the Company to issue 100,000,000 shares of common stock as of December 31, 2019. Common stockholders are entitled to dividends as and when declared by the Board of Directors, subject to the rights of holders of all classes of stock outstanding having priority rights as to dividends. There have been no dividends declared to date. The holder of each share of common stock is entitled to one vote.

The Company had reserved shares of common stock for future issuances as follows:

	December 31,
	2019		2018
Issuance of equity based awards under stock plan		1,391,697		1,201,581
Issuance upon exercise of options under stock plan		1,820,160		1,515,923
Issuance of restricted stock units under stock plan		42,112		117,597
Total		3,253,969		2,835,101

In connection with the completion of the Merger, on October 15, 2018, the amended and restated certificate of incorporation of the Company was amended to effect, at 12:01 a.m. Eastern Time on October 16, 2018, a reverse split of Company Common Stock at a ratio of 1-for-6 (the “Amended Certificate”). The accompanying consolidated financial statements and notes to consolidated financial statements give retroactive effect to the reverse stock split for all periods presented.

In December 2019, the Company closed a public offering of its common stock pursuant to which the Company issued 3,633,334 shares of common stock, which included shares issued pursuant to the underwriters’ partial exercise of their over-allotment option, and received net proceeds of approximately $25.1 million, after underwriting discounts, commissions and offering expenses.

On December 2, 2019, an entity affiliated with a member of our board of directors, invested approximately $1,000,000 in our public offering and acquired 133,333 shares of common stock in the offering.