ATN International Ownership & Insider Activity

ATN International (ATNI) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 34.6% of shares outstanding. Institutional investors hold 38.6%. Over the past 90 days, insiders made 11 sales worth $2.2M.

Shares Outstanding

15.403M

Shares Float

8.459M

Insider Shares Owned

5.337M

Insider % Owned

34.6%

Institutional Shares Held

5.949M

Institutional % Held

38.6%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$2.2M total

Net Activity

Net Selling

Net Value (90d)

-$2.2M

ATN International Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Sep 2, 2026	CORNELIUS PRIOR JR	—	SELL	7.124K	$31.05	$221K
Aug 31, 2026	Patricia Jacobs	—	SELL	1.500K	$30.04	$45K
Aug 24, 2026	CORNELIUS PRIOR JR	—	SELL	10.000K	$31.34	$313K
Aug 20, 2026	Patricia Jacobs	—	SELL	1.000K	$31.14	$31K
Aug 19, 2026	CORNELIUS PRIOR JR	—	SELL	10.500K	$31.83	$334K
Aug 17, 2026	CORNELIUS PRIOR JR	—	SELL	6.745K	$31.79	$214K
Aug 13, 2026	CORNELIUS PRIOR JR	—	SELL	2.526K	$32.05	$81K
Aug 10, 2026	CORNELIUS PRIOR JR	—	SELL	19.000K	$32.55	$228K
Aug 10, 2026	Mary Mabey	SVP AND GENERAL COUNSEL	SELL	5.000K	$32.13	$161K
Aug 7, 2026	Cornelius B. Prior Jr.	—	SELL	22.367K	$31.19	$308K
Aug 6, 2026	CORNELIUS PRIOR JR	—	SELL	7.500K	$29.83	$224K
Jun 29, 2026	CORNELIUS PRIOR JR	—	SELL	5.000K	$27.65	$138K
Jun 25, 2026	CORNELIUS PRIOR JR	—	SELL	1.500K	$27.08	$41K