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	$115K	Buy	+1,420	New	+$96.9K	﹤0.01%	5370
2025 Q2	–	Sell	-5,813	Closed	-$136K	–	8589
2025 Q1	$117K	Buy	+5,813	New	+$97.7K	﹤0.01%	4894
2024 Q2	–	Sell	-1,550	Closed	-$24.1K	–	8738
2024 Q1	$24K	Sell	1,550 -1,832	-54%	-$27.2K	﹤0.01%	6932
2023 Q4	$49K	Sell	3,382 -3,297	-49%	-$43.2K	﹤0.01%	6091
2023 Q3	$88K	Buy	6,679 +6,527	+4,294%	+$98K	﹤0.01%	5213
2023 Q2	$2K	Sell	152 -3,161	-95%	-$43.3K	﹤0.01%	8357
2023 Q1	$36K	Sell	3,313 -2,244	-40%	-$25.1K	﹤0.01%	6280
2022 Q4	$47K	Buy	5,557 +5,234	+1,620%	+$38.7K	﹤0.01%	5954
2022 Q3	$2K	Sell	323 -410	-56%	-$3.42K	﹤0.01%	9226
2022 Q2	$6K	Buy	+733	New	+$6.61K	﹤0.01%	8692
2022 Q1	–	Sell	-1,199	Closed	-$13K	–	10341
2021 Q4	$11K	Buy	+1,199	New	+$12.6K	﹤0.01%	8917
2021 Q2	–	Sell	-474	Closed	-$6.87K	–	10003
2021 Q1	$7K	Buy	+474	New	+$6.13K	﹤0.01%	8054

Other funds holding ATRO

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

State Street Boston, Massachusetts $3.38T AUM 44.17% 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.