Stockholders' Equity

6 Months Ended

Mar. 31, 2022

Equity [Abstract]

Stockholders' Equity

NOTE 6. STOCKHOLDERS’ EQUITY

At March 31, 2022, 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, 2022, 105,702,499 shares of Common Stock were outstanding.  At March 31, 2022, 14,054,083 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 under Rule 5635(c)(4) of the Nasdaq Listing Rules.

In August 2020, the Company entered into an Open Market Sale Agreement (the “ATM Agreement”), pursuant to which the Company may, from time to time, sell up to $250,000,000 in shares of the Company’s Common Stock through Jefferies LLC, acting as the sales agent and/or principal, in an at-the-market offering. The Company is not required to sell shares under the ATM Agreement. The Company will pay Jefferies LLC a commission of up to 3.0% of the aggregate gross proceeds received from all sales of the common stock under the ATM Agreement. Unless otherwise terminated, the ATM Agreement continues until the earlier of selling all shares available under the ATM Agreement or December 2, 2022. At March 31, 2022, no shares have been sold under the ATM Agreement.