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
2025 Q1	–	Sell	-100	Closed	-$1K	–	8480
2024 Q4	$1K	Buy	+100	New	+$2.34K	﹤0.01%	8142
2024 Q3	–	Sell	-600	Closed	-$13K	–	8425
2024 Q2	$13K	Buy	+600	New	+$14.6K	﹤0.01%	7226
2023 Q2	–	Sell	-13,200	Closed	-$540K	–	8923
2023 Q1	$540K	Buy	+13,200	New	+$583K	﹤0.01%	3180
2022 Q4	–	Sell	-100	Closed	-$3K	–	9164
2022 Q3	$3K	Buy	+100	New	+$4.53K	﹤0.01%	9040
2022 Q2	–	Sell	-100	Closed	-$3K	–	9901
2022 Q1	$3K	Buy	+100	New	+$3.74K	﹤0.01%	9653
2021 Q4	–	Sell	-100	Closed	-$4K	–	10432
2021 Q3	$4K	Hold	100	–	–	﹤0.01%	9323
2021 Q2	$4K	Buy	+100	New	+$4.77K	﹤0.01%	9508
2019 Q2	–	Sell	-1	Closed	-$5K	–	7061
2019 Q1	$5K	Buy	+1	New	+$66	﹤0.01%	6455

Other funds holding ATNI

GACM

Global Alpha Capital Management Montreal, Quebec, Canada $1.66B AUM 27.98% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

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 Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

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.