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Winton Group’s ATN International ATNI Stock Holding History

Winton Group’s Portfolio ATNI Stock Details ATNI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$420K Sell
15,846
-24
-0.2% -$652 0.01% 764
2026
Q1 		$432K Sell
15,870
-335
-2% -$8.53K 0.02% 751
2025
Q4 		$369K Sell
16,205
-664
-4% -$12.3K 0.01% 694
2025
Q3 		$253K Buy
16,869
+181
+1% +$2.99K 0.01% 652
2025
Q2 		$271K Buy
16,688
+2,047
+14% +$33.3K 0.01% 705
2025
Q1 		$297K Sell
14,641
-28,554
-66% -$512K 0.02% 579
2024
Q4 		$726K Buy
43,195
+33,699
+355% +$788K 0.05% 405
2024
Q3 		$307K Buy
+9,496
New +$250K 0.02% 508
2021
Q4 		– Sell
-4,307
Closed -$202K – 1030
2021
Q3 		$202K Sell
4,307
-136
-3% -$6.16K 0.01% 1240
2021
Q2 		$202K Buy
4,443
+269
+6% +$12.8K 0.01% 1344
2021
Q1 		$205K Buy
+4,174
New +$198K 0.01% 1279
2020
Q4 		– Sell
-5,189
Closed -$260K – 1318
2020
Q3 		$260K Buy
5,189
+1,052
+25% +$60.1K 0.01% 1288
2020
Q2 		$251K Buy
+4,137
New +$248K 0.01% 1318
2019
Q1 		– Sell
-57,196
Closed -$4.09M – 1078
2018
Q4 		$4.09M Buy
+57,196
New +$4.47M 0.09% 274

Other funds holding ATNI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
BBHC
Brown Brothers Harriman & Co New York $22.8B AUM 25.09% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Winton Group's ATNI Position: Q2 2026 in Review

Winton Group reduced its ATN International (ATNI) stake by 0.15% in Q2 2026, selling an estimated $652 and leaving 15,846 shares worth $420K. The position accounts for 0.01% of the portfolio, ranked #764.

Winton Group first reported a position in ATNI in Q4 2018 and has held it in 14 quarters since. The position peaked at $4.09M in Q4 2018. 89 funds tracked by Wall St. Rank hold ATNI as of Q2 2026.

  • Winton Group held 15,846 shares of ATN International worth $420K as of Q2 2026.
  • Winton Group sold 24 ATN International shares in Q2 2026, an estimated $652.
  • ATN International made up 0.01% of Winton Group's portfolio in Q2 2026, its #764 holding.
  • Winton Group first reported a position in ATN International in Q4 2018 and has held it in 14 quarters since.
  • Winton Group's ATN International position peaked at $4.09M in Q4 2018.
  • 89 funds tracked by Wall St. Rank held ATN International as of Q2 2026.

Based on Winton Group's 13F filing for Q2 2026, filed 7 Aug 2026.