Auburn National SVP nets shares from RSU vesting

Auburn National Bancorporation, Inc. Senior Vice President Shannon O'Donnell reported compensation-related stock activity tied to restricted stock units.

Rhea-AI Filing Summary

Auburn National Bancorporation, Inc. Senior Vice President Shannon O'Donnell reported compensation-related stock activity tied to restricted stock units. On the March 10, 2026 settlement date, O'Donnell received 7 shares as dividend equivalents upon the vesting of 387 restricted stock units and a total of 280 shares were issued.

To cover tax withholding obligations, 114 shares were withheld by the company based on the $23.85 per share closing price on the Nasdaq Global Market, resulting in 273 net shares issued. Following these transactions, O'Donnell directly owns 1,457 shares of common stock. The filing reflects routine equity compensation and tax withholding rather than open-market buying or selling.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider O'DONNELL SHANNON

Role Senior Vice President

Type	Security	Shares	Price	Value
Grant/Award	common stock, par value $0.01	7	$0.00	$0.00
Exercise Price or Tax Liability	common stock, par value $0.01	114	$23.85	$3K

Holdings After Transaction: common stock, par value $0.01 — 1,457 shares (Direct)

Footnotes (3)

1. F1. Represents 7 shares received on March 10, 2026 (the "Settlement Date") as dividend equivalents upon the vesting of 387 restricted stock units.
2. F2. 114 shares were withheld by the Issuer from the on the Settlement Date to satisfy tax withholding obligations based on the $23.85 per share closing price on the Nasdaq Global Market on the Settlement Date resulting in the issuance of 273 net shares.
3. F3. The reporting person previously reported the grant of 387 restricted stock units as an acquisition of common stock in Table I on July 24, 2025. On the Settlement Date, a total of 280 shares were issued to the Reporting Person.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Auburn National (AUBN) report for Shannon O'Donnell?

Auburn National reported equity compensation activity for Senior Vice President Shannon O'Donnell. Restricted stock units vested, resulting in new common shares issued and some shares withheld to cover tax obligations, rather than any open-market stock purchase or sale.

How many shares did Shannon O'Donnell receive from RSU vesting at Auburn National (AUBN)?

Shannon O'Donnell received 280 shares upon RSU settlement. This included 7 shares as dividend equivalents tied to the vesting of 387 restricted stock units, with the remainder representing the underlying vested shares issued on the settlement date.

How many Auburn National (AUBN) shares were withheld for taxes in this Form 4?

114 shares were withheld to satisfy tax obligations. The company used the $23.85 per share closing price on the Nasdaq Global Market on the settlement date to determine the withholding amount, reducing the net shares delivered to the executive.

What was the net number of Auburn National (AUBN) shares issued to Shannon O'Donnell?

O'Donnell received 273 net shares of common stock. Although 280 shares were issued in total on the settlement date, 114 shares were withheld by the company for tax withholding, leaving 273 shares delivered to her account.

How many Auburn National (AUBN) shares does Shannon O'Donnell own after this transaction?

After the reported transactions, O'Donnell owns 1,457 shares directly. This post-transaction balance reflects the net effect of the restricted stock unit vesting, dividend-equivalent shares, and shares withheld for taxes on March 10, 2026.

Were the Auburn National (AUBN) Form 4 transactions open-market trades?

No, the transactions were not open-market trades. They stemmed from restricted stock unit vesting and related dividend equivalents, with shares withheld by the issuer to cover tax liabilities instead of being bought or sold on the open market.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/26/2026 - 01:31 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

O'DONNELL SHANNON

(Last) (First) (Middle)

P. O. BOX 3110

(Street)

AUBURN ALABAMA 36831-3110

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
AUBURN NATIONAL BANCORPORATION, INC [ AUBN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Senior Vice President

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/10/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
common stock, par value $0.01	03/10/2026		A		7(1)	A	$0.00	1,571	D
common stock, par value $0.01	03/10/2026		F		114(2)	D	$23.85	1,457(3)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents 7 shares received on March 10, 2026 (the "Settlement Date") as dividend equivalents upon the vesting of 387 restricted stock units.

2. 114 shares were withheld by the Issuer from the on the Settlement Date to satisfy tax withholding obligations based on the $23.85 per share closing price on the Nasdaq Global Market on the Settlement Date resulting in the issuance of 273 net shares.

3. The reporting person previously reported the grant of 387 restricted stock units as an acquisition of common stock in Table I on July 24, 2025. On the Settlement Date, a total of 280 shares were issued to the Reporting Person.

Remarks:

This Form 4 is filed late.

	/s/ Shannon O'Donnell	03/26/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)