Simplex Trading
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Simplex Trading’s ATN International ATNI Stock Holding History

Simplex Trading’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
Q1 		– Sell
-27
Closed -$615 – 9019
2025
Q4 		$615 Buy
+27
New +$500 ﹤0.01% 8126
2025
Q1 		– Sell
-38
Closed – – 8481
2024
Q4 		$0 Buy
38
+35
+1,167% +$819 ﹤0.01% 8466
2024
Q3 		$0 Buy
+3
New +$79 ﹤0.01% 8426
2023
Q1 		– Sell
-775
Closed -$34.2K – 8972
2022
Q4 		$35K Buy
775
+675
+675% +$29.5K ﹤0.01% 6268
2022
Q3 		$3K Buy
+100
New +$4.53K ﹤0.01% 9041
2021
Q4 		– Sell
-800
Closed -$37K – 10433
2021
Q3 		$37K Hold
800
– – ﹤0.01% 7870
2021
Q2 		$36K Buy
+800
New +$38.1K ﹤0.01% 8018
2020
Q2 		– Sell
-130
Closed -$7K – 7558
2020
Q1 		$7K Buy
+130
New +$7.37K ﹤0.01% 6653
2019
Q4 		– Sell
-77
Closed -$4K – 7261
2019
Q3 		$4K Sell
77
-105
-58% -$6.02K ﹤0.01% 6667
2019
Q2 		$10K Buy
+182
New +$10.9K ﹤0.01% 6093
2019
Q1 		– Sell
-104
Closed -$6.89K – 7100
2018
Q4 		$7K Buy
104
+94
+940% +$7.34K ﹤0.01% 6031
2018
Q3 		$0 Hold
10
– – ﹤0.01% 7372
2018
Q2 		$0 Buy
+10
New +$562 ﹤0.01% 7334
2017
Q2 		– Sell
-27
Closed -$1K – 6059
2017
Q1 		$1K Buy
+27
New +$2.06K ﹤0.01% 5538

Other funds holding ATNI

GACM
Global Alpha Capital Management Montreal, Quebec, Canada $1.66B AUM 27.98% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
BBHC
Brown Brothers Harriman & Co New York $18.6B AUM 15.81% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Simplex Trading's ATNI Position: Q1 2026 in Review

Simplex Trading sold out of ATN International (ATNI) in Q1 2026, closing a stake of 27 shares — an estimated $615 sold.

Simplex Trading first reported a position in ATNI in Q1 2017 and held it in 14 quarters. The position peaked at $37K in Q3 2021. 124 funds tracked by Wall St. Rank hold ATNI as of Q1 2026.

  • Simplex Trading reported no remaining ATN International position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 27 ATN International shares in Q1 2026, an estimated $615.
  • Simplex Trading first reported a position in ATN International in Q1 2017 and held it in 14 quarters.
  • Simplex Trading's ATN International position peaked at $37K in Q3 2021.
  • 124 funds tracked by Wall St. Rank held ATN International as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.