What plan was involved in the ACNB (ACNB) insider’s share purchase?

The filing states that the share amount includes purchases made through the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, where dividends are automatically reinvested to buy additional ACNB Corporation Common shares for the reporting person.

ACNB (NASDAQ: ACNB) director adds to holdings with grant and buy

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

ACNB CORP director Frank Elsner III increased his direct ownership of ACNB Corporation Common on March 13, 2026. He received 221.8871 shares as stock compensation for board service at a value of $46.42 per share and purchased an additional 5.3856 shares at the same price through the company’s dividend reinvestment and stock purchase plan. Following these routine transactions, he directly holds 28,483.6342 shares.

Insider Trade Summary

Net Buyer: 5.386 shares ($250)

Net Buy 2 txns

Insider ELSNER FRANK III

Role Director

Bought 5.386 shs ($250.00)

Type	Security	Shares	Price	Value
Grant/Award	ACNB Corporation Common	221.887	$46.42	$10K
Purchase	ACNB Corporation Common	5.386	$46.42	$250.00

Holdings After Transaction: ACNB Corporation Common — 28,459.502 shares (Direct)

Footnotes (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.

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Form 4 Insider Transactions: What Each Field Means →

03/17/2026 - 11:40 AM

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

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)
03/13/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
ACNB Corporation Common	03/13/2026	03/16/2026⁽¹⁾	A		221.8871⁽²⁾	A	$46.42	28,459.5015⁽³⁾	D
ACNB Corporation Common	03/13/2026	03/16/2026⁽¹⁾	P		5.3856	A	$46.42	28,483.6342⁽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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

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	03/17/2026
	** 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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did ACNB (ACNB) director Frank Elsner III report?

Director Frank Elsner III reported two transactions in ACNB Corporation Common. He received 221.8871 shares as stock compensation and bought 5.3856 additional shares, both on March 13, 2026, increasing his direct holdings to 28,483.6342 shares.

Was the ACNB (ACNB) insider activity a purchase or sale of shares?

The activity reflected only acquisitions of ACNB Corporation Common. Frank Elsner III received a stock grant and made an open-market or plan-related purchase, with no reported share sales or dispositions in this Form 4 filing.

How many ACNB (ACNB) shares does director Frank Elsner III now own?

After the reported transactions on March 13, 2026, Frank Elsner III directly owns 28,483.6342 shares of ACNB Corporation Common, according to the post-transaction holdings disclosed in the Form 4 insider report.

At what price were the ACNB (ACNB) insider transactions executed?

Both the stock compensation grant and the additional 5.3856-share purchase for Frank Elsner III used a per-share value or price of $46.42, as disclosed for each transaction in the Form 4 filing.