Onconetix, Inc.

ONCO·NASDAQ·$1.26Share Price as of 11/2·$420,877Market Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/13/26 10-QQ1 ended 03/31/2605/13/26 10-KFY 202503/13/26 10-QQ3 ended 09/30/2511/13/25 10-QQ2 ended 06/30/2508/14/25

Disclosures

8-KCurrent report10/26/26 8-KCurrent report10/23/26 8-KCurrent report09/14/26 8-KCurrent report07/29/26 8-KCurrent report05/19/26

Prospectuses and Registrations

424B3Prospectus09/08/26 S-1/ARegistration statement (amended)08/31/26 S-1Registration statement (IPO)08/12/26 424B3Prospectus06/17/26 S-1Registration statement (IPO)06/09/26

Proxies

DEFA14AAdditional proxy materials10/23/26 DEF 14ADefinitive proxy10/07/26 PRE 14APreliminary proxy09/17/26 DEFA14AAdditional proxy materials09/14/26 DEF 14ADefinitive proxy03/30/26

Ownership

SC 13GBeneficial ownership07/27/26 Form 4Insider transaction04/22/26 Form 4Insider transaction04/21/26 Form 3Initial insider ownership04/16/26 Form 4Insider transaction04/16/26

Other

42542510/27/26 42542510/23/26 ARSAnnual report to shareholders10/16/26 42542509/14/26 42542509/03/26