Stockholders' Equity

6 Months Ended

Mar. 31, 2021

Equity [Abstract]

Stockholders' Equity

NOTE 6. STOCKHOLDERS’ EQUITY

At March 31, 2021, the Company had a total of 150,000,000 shares of capital stock authorized for issuance, consisting of 145,000,000 shares of Common Stock, par value $0.001 per share, and 5,000,000 shares of Preferred Stock, par value $0.001 per share.

At March 31, 2021, 104,019,546 shares of Common Stock were outstanding.  At March 31, 2021, 16,819,225 shares of Common Stock were reserved for issuance upon exercise of options and vesting of restricted stock units granted or available for grant under Arrowhead’s 2004 Equity Incentive Plan, 2013 Incentive Plan, and 2021 Incentive Plan, as well as for inducement grants made to new employees.