13F Insight
DOSSIER · 13F Holders · Q1 2026Inflation hedgeYield
ATNI

ATN INTL INC

130 institutions still hold ATN INTL INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 00215F107·130 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 2.7%
vs prior quarter
13F value held
$195M
65.0% inst. owned
of float
Holders
130
+9 QoQ
filers reporting
Activity
+71 / −86
+920 added · −736 reduced
this quarter
Concentration
20.35%
Global Alpha Capital Management Ltd. #1
top holder share
AI Holders Summary · Q1 2026

130 institutions reported ATNI in Q1 2026. Global Alpha Capital Management Ltd. leads at 20.4% of the visible book. +9 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Global Alpha Capital Management Ltd.
CIK 0001584691
$40M1.5M2.39%Q1 202602
BlackRock, Inc.
CIK 0002012383
$25M902K0.00%Q1 202603
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$20M748K0.00%Q1 202604
BROWN BROTHERS HARRIMAN & CO
CIK 0000014661
$18M663K0.10%Q1 202605
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$13M475K0.01%Q1 202606
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$11M422K0.00%Q1 202607
D. E. Shaw & Co., Inc.
CIK 0001009207
$9M412K0.01%Q4 202508
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$9M338K0.01%Q1 202609
MORGAN STANLEY
CIK 0000895421
$8M281K0.00%Q1 202610
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$7M252K0.00%Q1 202611
STATE STREET CORP
CIK 0000093751
$6M228K0.00%Q1 202612
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 0001107261
$4M148K0.08%Q1 202613
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$4M139K0.00%Q1 202614
Ballast Asset Management, LP
CIK 0001998389
$4M138K1.67%Q1 202615
Bank of New York Mellon Corp
CIK 0001390777
$3M123K0.00%Q1 202616
GABELLI FUNDS LLC
CIK 0001081407
$3M116K0.02%Q1 202617
FMR LLC
CIK 0000315066
$3M107K0.00%Q1 202618
Vanguard Portfolio Management
CIK 0002100121· Index
$3M95K0.00%Q1 202619
Empowered Funds, LLC
CIK 0001592828
$3M94K0.02%Q1 202620
SEI INVESTMENTS CO
CIK 0000350894
$2M86K0.00%Q1 2026
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