Simplex Trading’s Astronics ATRO Stock Holding History

Simplex 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
2026 Q2	$3.73K	Sell	300 -1,860	-86%	-$127K	﹤0.01%	8337
2026 Q1	$120K	Sell	2,160 -120	-5%	-$7.25K	﹤0.01%	4873
2025 Q4	$103K	Sell	2,280 -6,240	-73%	-$262K	﹤0.01%	4968
2025 Q3	$323K	Buy	8,520 +4,800	+129%	+$146K	﹤0.01%	4363
2025 Q2	$103K	Buy	3,720 +1,200	+48%	+$28K	﹤0.01%	5203
2025 Q1	$50K	Buy	2,520 +2,040	+425%	+$34.3K	﹤0.01%	5765
2024 Q4	$6K	Sell	480 -1,920	-80%	-$28.2K	﹤0.01%	7475
2024 Q3	$38K	Hold	2,400	–	–	﹤0.01%	6119
2024 Q2	$40K	Buy	+2,400	New	+$37.2K	﹤0.01%	6291
2023 Q4	–	Sell	-120	Closed	-$1K	–	8740
2023 Q3	$1K	Buy	+120	New	+$1.8K	﹤0.01%	8241
2022 Q2	–	Sell	-480	Closed	-$5K	–	9904
2022 Q1	$5K	Hold	480	–	–	﹤0.01%	9385
2021 Q4	$4K	Sell	480 -61,560	-99%	-$646K	﹤0.01%	9637
2021 Q3	$927K	Hold	62,040	–	–	﹤0.01%	3175
2021 Q2	$905K	Buy	62,040 +62,039	+6,203,900%	+$900K	﹤0.01%	3260
2021 Q1	$1K	Sell	1 -11	-92%	-$142	﹤0.01%	8531
2020 Q4	$2K	Buy	+12	New	+$98	﹤0.01%	7952

Other funds holding ATRO

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Pertento Partners London, United Kingdom $1.86B AUM 53.86% 1-Year Est. Return

NCGI

Next Century Growth Investors Plymouth, Minnesota $1.89B AUM 151.53% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Simplex Trading's ATRO Position: Q2 2026 in Review

Simplex Trading opened a new position in Astronics (ATRO) in Q2 2026: 1,420 shares worth $115K. The stake represents ﹤0.01% of the portfolio and ranks #5370 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ATRO as recently as Q1 2025.

Simplex Trading first reported a position in ATRO in Q1 2021 and has held it in 12 quarters since. The position peaked at $117K in Q1 2025. 311 funds tracked by Wall St. Rank hold ATRO as of Q2 2026.

Simplex Trading held 1,420 shares of Astronics worth $115K as of Q2 2026.
Astronics was a new Simplex Trading position in Q2 2026.
Astronics made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #5370 holding.
Simplex Trading first reported a position in Astronics in Q1 2021 and has held it in 12 quarters since.
Simplex Trading's Astronics position peaked at $117K in Q1 2025.
311 funds tracked by Wall St. Rank held Astronics as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.