ATN Ownership | Who Owns ATN?

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ATN Ownership Summary

ATN is owned by 16.32% institutional investors, 35.49% insiders, and 48.19% retail investors. Global alpha capital management is the largest institutional shareholder, holding 9.58% of ATNI shares. CC&L Global Alpha - Series A is the top mutual fund, with 4.60% of its assets in ATN shares.

ATNI Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	ATN	16.32%	35.49%	48.19%
Sector	Communication Services Stocks	27.88%	16.53%	55.59%
Industry	Telecom Stocks	25.56%	13.97%	60.47%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Global alpha capital management	1.46M	9.58%	$33.22M
Blackrock funding, inc. /de	941.73K	6.19%	$21.47M
Blackrock	870.00K	5.64%	$19.84M
Dimensional fund advisors lp	780.05K	5.13%	$17.79M
Brown brothers harriman	662.54K	4.36%	$15.11M
Vanguard group	583.03K	3.83%	$13.29M
D. e. shaw	432.70K	2.86%	$7.27M
American century companies	401.25K	2.64%	$6.01M
Renaissance	344.06K	2.26%	$7.84M
Acadian asset management	264.63K	1.74%	$6.03M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Global alpha capital management	1.46M	2.03%	$33.22M
Ballast asset management, lp	122.41K	1.32%	$2.79M
Harbor asset planning	18.54K	0.36%	$422.68K
Invenomic capital management lp	183.50K	0.13%	$2.75M
Diametric capital, lp	20.02K	0.11%	$299.67K
Brown brothers harriman	662.54K	0.08%	$15.11M
Empirical finance	66.08K	0.07%	$1.51M
Gsa capital partners llp	30.95K	0.06%	$706.00K
Keeley-teton advisors	23.43K	0.05%	$393.84K
Bridgeway capital management	131.21K	0.04%	$1.96M

Top Buyers

Holder	Shares	% Assets	Change
Citadel advisors	218.84K	0.00%	124.73K
D. e. shaw	432.70K	0.01%	85.16K
Jacobs levy equity management	66.04K	0.01%	66.04K
Blackrock funding, inc. /de	941.73K	0.00%	42.48K
Sei investments	39.84K	0.00%	39.84K

Top Sellers

Holder	Shares	% Assets	Change
Blackrock	870.00K	0.00%	-889.11K
Heartland advisors	-	-	-195.50K
Universal- beteiligungs- und servicegesellschaft mbh	-	-	-103.80K
Global alpha capital management	1.46M	2.03%	-102.30K
Macquarie group	-	-	-96.57K

New Positions

Holder	Shares	% Assets	Change	Value
Jacobs levy equity management	66.04K	0.01%	66.04K	$1.51M
Sei investments	39.84K	0.00%	39.84K	$908.44K
Hillsdale investment management	21.00K	0.01%	21.00K	$478.80K
Diametric capital, lp	20.02K	0.11%	20.02K	$299.67K
Hsbc	13.20K	0.00%	13.20K	$198.65K

Sold Out

Holder	Change
Nelson, van denburg & campbell wealth management group	-2.00
Smartleaf asset management	-6.00
Farmers & merchants investments	-7.00
Skopos labs	-8.00
Rothschild investment	-10.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	25	-76.19%	2,481,332	-72.81%	16	0.45%	10	-78.72%	14	-64.10%
Sep 30, 2025	34	-65.66%	1,221,408	-86.72%	8	0.22%	17	-60.47%	9	-76.92%
Jun 30, 2025	99	-5.71%	9,194,668	-1.15%	60	1.60%	43	-17.31%	39	2.63%
Mar 31, 2025	104	2.97%	9,295,142	-1.37%	61	1.58%	52	-1.89%	38	26.67%
Dec 31, 2024	100	-15.97%	9,409,868	-2.97%	62	1.51%	52	-13.33%	30	-30.23%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
CC&L Global Alpha - Series A	701.90K	4.60%	-
Delaware Small Cap Core I	504.25K	3.34%	-77.19K
Avantis US Small Cap Value ETF	390.80K	2.56%	1.44K
Global Alpha Global Small Cap	318.75K	2.09%	-
Vanguard US Total Market Shares ETF	315.24K	2.04%	-
Vanguard Total Stock Mkt Idx Inv	301.59K	1.98%	-
iShares Russell 2000 ETF	238.19K	1.56%	-1.42K
DFA US Small Cap Value I	171.35K	1.12%	-19.28K
Vanguard Institutional Extnd Mkt Idx Tr	106.35K	0.70%	-
Fidelity Small Cap Index	103.90K	0.68%	-124.00

Recent Insider Transactions

Date	Name	Role	Activity	Value
Apr 29, 2024	PRIOR MICHAEL T	EXECUTIVE CHAIRMAN	Buy	$198.80K
Nov 20, 2023	PRIOR MICHAEL T	CHAIRMAN AND CEO	Buy	$311.10K
Nov 20, 2023	Ganong Richard J	-	Buy	$99.42K
Nov 20, 2023	LENEHAN PAMELA F	-	Buy	$47.05K
Nov 20, 2023	LENEHAN PAMELA F	-	Buy	$249.52K

Insider Transactions Trends

Date	Buy	Sell
2025 Q2	-	-
2025 Q1	-	-
2024 Q2	1	-
2024 Q1	-	-
2023 Q4	4	-

ATNI Ownership FAQ

Who Owns ATN?

ATN shareholders are primarily institutional investors at 16.32%, followed by 35.49% insiders and 48.19% retail investors. The average institutional ownership in ATN's industry, Telecom Stocks , is 25.56%, which ATN falls below.

Who owns the most shares of ATN?

ATN’s largest shareholders are Global alpha capital management (1.46M shares, 9.58%), Blackrock funding, inc. /de (941.73K shares, 6.19%), and Blackrock (870K shares, 5.64%). Together, they hold 21.41% of ATN’s total shares outstanding.

Does Blackrock own ATN?

Yes, BlackRock owns 5.64% of ATN, totaling 870K shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 19.84M$. In the last quarter, BlackRock decreased its holdings by -889K shares, a -50.54% change.

Who is ATN’s biggest shareholder by percentage of total assets invested?

Global alpha capital management is ATN’s biggest shareholder by percentage of total assets invested, with 2.03% of its assets in 1.46M ATN shares, valued at 33.22M$.

Who is the top mutual fund holder of ATN shares?

CC&L Global Alpha - Series A is the top mutual fund holder of ATN shares, with 4.60% of its total shares outstanding invested in 701.9K ATN shares.

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