ACNB Corp (ACNB) director reports December 2025 stock acquisitions

Rhea-AI Filing Summary

ACNB Corp director Frank Elsner III reported acquiring additional ACNB Corporation Common shares. On 12/15/2025 he received 149.5869 shares as stock compensation under a director compensation plan and purchased 4.7488 shares at $52.645. After these transactions, he directly beneficially owned 28,173.5218 shares, a figure that includes shares bought the same day through automatic dividend reinvestment under ACNB Corporation’s Dividend Reinvestment and Stock Purchase Plan.

Insider Trade Summary

Net Buyer: 4.749 shares ($250)

Net Buy 2 txns

Insider ELSNER FRANK III

Role Director

Bought 4.749 shs ($250.00)

Type	Security	Shares	Price	Value
Grant/Award	ACNB Corporation Common	149.587	$52.645	$8K
Purchase	ACNB Corporation Common	4.749	$52.645	$250.00

Holdings After Transaction: ACNB Corporation Common — 28,152.395 shares (Direct)

Footnotes (1)

1. The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4). The shares represent stock received as compensation for service as a director pursuant to a director compensation plan. This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

Form 4 Insider Transactions: What Each Field Means →

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^*

ELSNER FRANK III

(Last) (First) (Middle)

16 LINCOLN SQUARE

(Street)

GETTYSBURG PA 17325

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ACNB CORP [ ACNB ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025

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

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

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

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
ACNB Corporation Common	12/15/2025	12/16/2025(1)	A		149.5869(2)	A	$52.645	28,152.3952(3)	D
ACNB Corporation Common	12/15/2025	12/16/2025(1)	P		4.7488	A	$52.645	28,173.5218(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. The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

2. The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

3. This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

Remarks:

	/s/ Kevin J. Hayes as POA for Frank Elsner, III	12/17/2025
	** 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.

FAQ

Who is the reporting insider in the ACNB (ACNB) transaction?

The reporting person is Frank Elsner III, identified as a director of ACNB Corp.

What type of ACNB Corporation securities were involved in this filing?

The transactions involved ACNB Corporation Common shares.

How many ACNB shares did the director receive as compensation?

He received 149.5869 ACNB Corporation Common shares as stock compensation under a director compensation plan.

Did the ACNB director purchase any additional shares?

Yes, he purchased 4.7488 ACNB Corporation Common shares at $52.645.

What is the director's total direct ownership after these ACNB transactions?

Following these transactions, he directly beneficially owned 28,173.5218 ACNB Corporation Common shares.

Are dividend reinvestment plan shares included in the reported ACNB holdings?

Yes, the reported amount includes shares purchased through the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan for the same transaction date.