ATN International owner gifts 13,500 shares

After the gift, the ten-percent owner reported 3,956,303 directly held shares and three indirect holdings.

Rhea-AI Filing Summary

ATN International, Inc. ten-percent owner Cornelius B. Prior Jr. made a bona fide gift of 13,500 common shares to a nonprofit entity on October 1, 2026. His reported direct holdings following the gift were 3,956,303 shares. Reported indirect holdings included 20,174 shares held by VI E-Cell Tropical Telecom Ltd, 500 shares held by his wife, and 8,227 shares held by Tropical Aircraft Co.

Insider Trade Summary

13,500 shares gifted

Gift 4 txns

Insider PRIOR CORNELIUS B JR

Role 10% Owner

Type	Security	Shares	Price	Value
Gift	Common Stock F1	13,500	$0.00	$0.00
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 3,956,303 shares (Direct); Common Stock — 20,174 shares (Indirect, By VI E-Cell Tropical Telecom Ltd); Common Stock — 500 shares (Indirect, By: Wife); Common Stock — 8,227 shares (Indirect, By Tropical Aircraft Co.)

Footnotes (1)

1. F1. Represents a bona fide gift of 13,500 shares from the reporting person to a non-profit entity.

Key Figures

Common shares gifted: 13,500 shares Direct shares following gift: 3,956,303 shares Indirect shares held by VI E-Cell Tropical Telecom Ltd: 20,174 shares +2 more

5 metrics

Common shares gifted 13,500 shares Gift to a nonprofit entity on October 1, 2026

Direct shares following gift 3,956,303 shares Reported after the October 1, 2026 transaction

Indirect shares held by VI E-Cell Tropical Telecom Ltd 20,174 shares Reported holding

Indirect shares held by wife 500 shares Reported holding

Indirect shares held by Tropical Aircraft Co. 8,227 shares Reported holding

Key Terms

bona fide gift, Direct ownership, Indirect ownership

3 terms

bona fide gift regulatory

"bona fide gift of 13,500 shares"

A bona fide gift is a genuine, voluntary transfer of money, property, or benefits from one party to another made without expectation of repayment, services, or hidden conditions. Investors care because such gifts can affect company disclosures, related‑party transaction rules, tax treatment, and perceived conflicts of interest; think of it like someone giving you a present with no strings attached — but on a corporate scale, auditors and regulators need to verify it really is unconditional.

Direct ownership financial

"Common Stock held directly"

Indirect ownership financial

"Common Stock held indirectly by VI E-Cell Tropical Telecom Ltd"

FAQ

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

How many ATNI shares did Cornelius B. Prior Jr. give away?

Cornelius B. Prior Jr. gave 13,500 ATN International common shares to a nonprofit entity on October 1, 2026.

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

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 10/05/2026 - 05:20 PM Accepted by SEC EDGAR 10/05/2026 - 05:20 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^*

PRIOR CORNELIUS B JR

(Last) (First) (Middle)

C/O ATN INTERNATIONAL, INC.

500 CUMMINGS CENTER

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2026

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	10/01/2026		G		13,500	D	$0(1)	3,956,303	D
Common Stock								20,174	I	By VI E-Cell Tropical Telecom Ltd
Common Stock								500	I	By: Wife
Common Stock								8,227	I	By Tropical Aircraft Co.

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 a bona fide gift of 13,500 shares from the reporting person to a non-profit entity.

	/s/ Cornelius B. Prior, Jr.	10/05/2026
	** 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)