Marshall Wace
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Marshall Wace’s ATN International ATNI Stock Holding History

Marshall Wace’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
2025
Q4 		– Sell
-44,696
Closed -$669K – 2945
2025
Q3 		$669K Sell
44,696
-3,108
-7% -$51.4K ﹤0.01% 2122
2025
Q2 		$777K Buy
47,804
+27,714
+138% +$451K ﹤0.01% 1956
2025
Q1 		$408K Buy
+20,090
New +$360K ﹤0.01% 2156
2024
Q3 		– Sell
-38,552
Closed -$879K – 2490
2024
Q2 		$879K Buy
38,552
+7,694
+25% +$187K ﹤0.01% 1744
2024
Q1 		$972K Buy
+30,858
New +$1.08M ﹤0.01% 1662
2016
Q3 		– Sell
-5,047
Closed -$393K – 941
2016
Q2 		$393K Buy
+5,047
New +$373K ﹤0.01% 865

Other funds holding ATNI

GACM
Global Alpha Capital Management Montreal, Quebec, Canada $1.67B AUM 35.09% 1-Year Est. Return
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
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Marshall Wace's ATNI Position: Q4 2025 in Review

Marshall Wace sold out of ATN International (ATNI) in Q4 2025, closing a stake of 44,696 shares — an estimated $669K sold.

Marshall Wace first reported a position in ATNI in Q2 2016 and held it in 6 quarters. The position peaked at $972K in Q1 2024. 113 funds tracked by Wall St. Rank hold ATNI as of Q4 2025.

  • Marshall Wace reported no remaining ATN International position as of Q4 2025 after selling out during the quarter.
  • Marshall Wace sold 44,696 ATN International shares in Q4 2025, an estimated $669K.
  • Marshall Wace first reported a position in ATN International in Q2 2016 and held it in 6 quarters.
  • Marshall Wace's ATN International position peaked at $972K in Q1 2024.
  • 113 funds tracked by Wall St. Rank held ATN International as of Q4 2025.

Based on Marshall Wace's 13F filing for Q4 2025, filed 13 Feb 2026.