Spencer Sandra J. → AUBURN NATIONAL BANCORPORATION, INC AUBN

The transaction reported in this Amendment No. 3 reflects a settlement and distribution to or for the benefit of Ms. Spencer and her two brothers, of Company Shares held in Ms. Spencer's Parents' estates and the trusts they established as part of their estate planning. See responses to Items 11-13 above. The aggregate number of Shares beneficially owned and not disclaimed by Ms. Spencer is 258,214 Shares. The cover page of the Issuer's Quarterly Report on Commission Form 10-Q as of and for the six months ended June 30, 2025 reported that the Issuer had 3,493,699 Shares issued and outstanding as of August 11, 2025. None. See responses to rows 11 and 12 and Item 3 above regarding the Inheritance Transfers.