ATN International (ATNI) director awarded 4,788-share stock retainer grant

Rhea-AI Filing Summary

Henry April reported acquisition or exercise transactions in this Form 4 filing.

ATN International director Henry April received a stock grant as part of annual board compensation. On the reported date, April was awarded 4,788 fully vested shares of common stock, valued at $27.15 per share, as the 2026 annual director retainer under the company’s 2023 Equity Incentive Plan.

Following this grant, April directly holds 26,338 shares of ATN International common stock. The transaction is a compensation-related award, not an open-market purchase or sale, and reflects standard equity-based director pay using a 20-day moving average share price.

Insights

Equity compensation analyst

Routine director equity grant using 20-day average price; no trading signal.

Director Henry April received 4,788 fully vested shares of ATN International common stock at a reference value of $27.15 per share. The footnote explains this is the 2026 annual director retainer, granted under the 2023 Equity Incentive Plan.

This is classified as an acquisition with code A, representing a grant or award, not an open-market purchase. After the grant, April holds 26,338 shares directly. Because the grant is routine, formula-based, and tied to board service rather than discretionary trading, it carries limited informational value about management’s view of the stock.

Insider Trade Summary

Net Buyer: 4,788 shares

Net Buy 1 txn

Insider Henry April

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	4,788	$27.15	$130K

Holdings After Transaction: Common Stock — 26,338 shares (Direct)

Footnotes (1)

1. F1. Represents fully vested shares of restricted stock grant pursuant to the Issuer's 2023 Equity Incentive Plan in payment of Ms. Henry's 2026 annual director retainer based on the moving average price for the past twenty days of $27.15 of the Issuer's common stock as of June 12, 2026.

Key Figures

Restricted stock grant: 4,788 shares Grant reference price: $27.15 per share Post-grant holdings: 26,338 shares

3 metrics

Restricted stock grant 4,788 shares 2026 annual director retainer grant

Grant reference price $27.15 per share 20-day moving average as of June 12, 2026

Post-grant holdings 26,338 shares Total ATNI common shares held directly after grant

Key Terms

fully vested shares, restricted stock grant, 2023 Equity Incentive Plan, annual director retainer, +1 more

5 terms

fully vested shares financial

"Represents fully vested shares of restricted stock grant pursuant to the Issuer's 2023 Equity Incentive Plan"

restricted stock grant financial

"Represents fully vested shares of restricted stock grant pursuant to the Issuer's 2023 Equity Incentive Plan"

A restricted stock grant is an award of company shares given to an employee or executive that cannot be sold or transferred until certain conditions are met, such as staying with the company for a set time or hitting performance goals. For investors, it signals how the company ties pay to future performance and can affect the number of shares outstanding and management’s incentives—think of it as a wrapped gift you only keep once you meet the requirements.

2023 Equity Incentive Plan financial

"pursuant to the Issuer's 2023 Equity Incentive Plan in payment of Ms. Henry's 2026 annual director retainer"

annual director retainer financial

"in payment of Ms. Henry's 2026 annual director retainer based on the moving average price"

moving average price financial

"based on the moving average price for the past twenty days of $27.15"

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

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 06/18/2026 - 05:39 PM Accepted by SEC EDGAR 06/18/2026 - 05:39 PM Learn about SEC filing dates

FAQ

What did ATNI director Henry April report in this Form 4 filing?

Henry April reported receiving a grant of 4,788 fully vested ATN International common shares as part of the 2026 annual director retainer. The grant is equity compensation under the company’s 2023 Equity Incentive Plan, not an open-market stock purchase.

Was the ATNI Form 4 transaction a stock purchase or compensation grant?

The Form 4 shows a compensation-related stock grant, coded as a grant or award (A), not an open-market purchase. The 4,788 shares were issued as the 2026 annual director retainer, based on a 20-day moving average share price.

How many ATNI shares does Henry April own after this reported grant?

After the reported grant, Henry April directly owns 26,338 shares of ATN International common stock. This total includes the newly awarded 4,788 fully vested restricted shares granted as the 2026 annual director retainer under the 2023 Equity Incentive Plan.

What price was used to value Henry April’s ATNI restricted stock grant?

The grant was valued using a $27.15 per share reference price. According to the footnote, this reflects the moving average price for the past twenty days of ATN International’s common stock as of June 12, 2026, for determining the annual director retainer.

Which ATNI plan governed the restricted stock grant to Henry April?

The shares were granted under ATN International’s 2023 Equity Incentive Plan. The 4,788 fully vested restricted shares represent the 2026 annual director retainer, delivered in stock rather than cash, according to the plan’s equity-based compensation framework for directors.

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^*

Henry April

(Last) (First) (Middle)

C/O ATN INTERNATIONAL, INC.

500 CUMMINGS CENTER, SUITE 2450

(Street)

BEVERLY MASSACHUSETTS 01915

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
ATN International, Inc. [ ATNI ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/16/2026

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	06/16/2026		A		4,788	A	$27.15(1)	26,338	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 fully vested shares of restricted stock grant pursuant to the Issuer's 2023 Equity Incentive Plan in payment of Ms. Henry's 2026 annual director retainer based on the moving average price for the past twenty days of $27.15 of the Issuer's common stock as of June 12, 2026.

	/s/ Andy S. Fienberg, Attorney-in-Fact for April V Henry	06/17/2026
	** 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.
* Form 4: SEC 1474 (03-26)