1 unchanged sentence
Rule 10b - 5 ( 1 ) Trading Plans.
−Removed: During the three -month period ended June 30, 2025 , no director or officer of the Company adopted or terminated a “Rule 10b5 - 1 trading arrangement” or “non-Rule 10b5 - 1 trading arrangement,” as each term is defined in Item 408 (a) of Regulation S-K.
+Added: During the three -month period ended September 30, 2025 , no director or officer of the Company adopted or terminated a “Rule 10b5 - 1 trading arrangement” or “non-Rule 10b5 - 1 trading arrangement,” as each term is defined in Item 408 (a) of Regulation S-K.
The exhibits listed on the Exhibit Index are either filed or furnished with this report or incorporated herein by reference.
EXHIBIT INDEX
−Removed: Amended Offer Letter Agreement by and between the Registrant and Sean Brynjelsen, dated as of June 27, 2022.
−Removed: Amended Offer Letter Agreement by and between the Registrant and David Krempa, dated as of June 27, 2022.
−Removed: Amended Offer Letter Agreement by and between the Registrant and James Gruber, dated as of June 27, 2022.
−Removed: Amended Offer Letter Agreement by and between the Registrant and Ipek Erdogan-Trinkaus, dated as of June 27, 2022.
Certification of President and Chief Executive Officer (Principal Executive Officer), pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
2 unchanged sentences
Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
−Removed: The following financial information from the Company’s Quarterly Report on Form 10-Q for the period ended June 30, 2025 formatted in Inline Extensible Business Reporting Language (iXBRL):
+Added: The following financial information from the Company’s Quarterly Report on Form 10-Q for the period ended September 30, 2025 formatted in Inline Extensible Business Reporting Language (iXBRL):
(i) the Condensed Balance Sheet, (ii) the Condensed Statements of Operations, (iii) the Condensed Statements of Stockholders’ Equity, (iv) the Condensed Statements of Cash Flows and (v) Notes to Condensed Financial Statements.
2 unchanged sentences
Section 1350, and are not being filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and are not to be incorporated by reference into any filing of the registrant, whether made before or after the date hereof, regardless of any general incorporation language in such filing.
−Removed: Indicates management compensatory plan, contract or arrangement.
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.
ETON PHARMACEUTICALS, INC.
−Removed: August 7, 2025
+Added: November 6, 2025
President and Chief Executive Officer
3 unchanged sentences
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.