Group One Trading’s Astronics ATRO Stock Holding History

Group One Trading’s Portfolio ATRO Stock Details ATRO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-1,320	Closed	-$40.2K	–	8383
2025 Q2	$36.8K	Buy	+1,320	New	+$30.8K	﹤0.01%	5815
2023 Q3	–	Sell	-96	Closed	-$1.59K	–	7628
2023 Q2	$1.59K	Hold	96	–	–	﹤0.01%	7157
2023 Q1	$1.07K	Hold	96	–	–	﹤0.01%	6774
2022 Q4	$824	Hold	96	–	–	﹤0.01%	6876
2022 Q3	$1K	Sell	96 -1,075	-92%	-$8.97K	﹤0.01%	7265
2022 Q2	$10K	Sell	1,171 -240	-17%	-$2.17K	﹤0.01%	6742
2022 Q1	$15K	Buy	+1,411	New	+$15.3K	﹤0.01%	6935
2021 Q2	–	Sell	-1,007	Closed	-$14.6K	–	8121
2021 Q1	$15K	Buy	+1,007	New	+$13K	﹤0.01%	6878
2014 Q2	–	Sell	-3,504	Closed	-$101K	–	5151
2014 Q1	$101K	Buy	3,504 +1,780	+103%	+$50.1K	﹤0.01%	3071
2013 Q4	$40K	Buy	1,724 +118	+7%	+$2.59K	﹤0.01%	3789
2013 Q3	$29K	Buy	+1,606	New	+$25.9K	﹤0.01%	3931

Other funds holding ATRO

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

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

NCGI

Next Century Growth Investors Plymouth, Minnesota $1.38B AUM 102.34% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

DCM

Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

AAM

ACK Asset Management Greenwich, Connecticut $801M AUM 60.42% 1-Year Est. Return

Group One Trading's ATRO Position: Q3 2025 in Review

Group One Trading sold out of Astronics (ATRO) in Q3 2025, closing a stake of 1,320 shares — an estimated $40.2K sold.

Group One Trading first reported a position in ATRO in Q3 2013 and held it in 11 quarters. The position peaked at $101K in Q1 2014. 228 funds tracked by Wall St. Rank hold ATRO as of Q3 2025.

Group One Trading reported no remaining Astronics position as of Q3 2025 after selling out during the quarter.
Group One Trading sold 1,320 Astronics shares in Q3 2025, an estimated $40.2K.
Group One Trading first reported a position in Astronics in Q3 2013 and held it in 11 quarters.
Group One Trading's Astronics position peaked at $101K in Q1 2014.
228 funds tracked by Wall St. Rank held Astronics as of Q3 2025.

Based on Group One Trading's 13F filing for Q3 2025, filed 12 Nov 2025.