arwr-20230207
0000879407FALSE00008794072023-02-072023-02-07

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 8-K
CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(D) OF
THE SECURITIES EXCHANGE ACT OF 1934
February 7, 2023
Date of Report
(Date of earliest event reported)
Arrowhead Pharmaceuticals, Inc.
(Exact name of registrant as specified in its charter)
Delaware001-3804246-0408024
(State or other jurisdiction
of incorporation)
(Commission
File Number)
(IRS Employer
Identification No.)
177 E. Colorado Blvd, Suite 700, Pasadena, CA 91105
(Address of principal executive offices, including Zip Code)
(626) 304-3400
(Registrant’s telephone number, including area code)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4 (c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each class Trading Symbol(s) Name of each exchange on which registered
Common Stock, par value $0.001 per share ARWR The Nasdaq Global Select Market
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

Item 8.01 Other Events
On February 6, 2023, Arrowhead Pharmaceuticals, Inc. filed its quarterly report on Form 10-Q for the first quarter of fiscal 2023. This Current Report on Form 8-K is being filed to clarify that the number of shares of the registrant’s common stock outstanding as of February 1, 2023 was 106,710,568.





SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
Date: February 7, 2023
ARROWHEAD PHARMACEUTICALS, INC.
  
By:/s/ Kenneth Myszkowski
 Kenneth Myszkowski
 Chief Financial Officer