Simplex Trading’s Amtech Systems ASYS Stock Holding History

Simplex Trading’s Portfolio ASYS Stock Details ASYS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$9.34K	Buy	+800	New	+$10.8K	﹤0.01%	7421
2025 Q4	–	Sell	-200	Closed	-$1K	–	8491
2025 Q3	$1K	Buy	+200	New	+$1.22K	﹤0.01%	8764
2023 Q2	–	Sell	-1,000	Closed	-$9K	–	8920
2023 Q1	$9K	Sell	1,000 -3,000	-75%	-$28.2K	﹤0.01%	7597
2022 Q4	$30K	Hold	4,000	–	–	﹤0.01%	6449
2022 Q3	$34K	Buy	+4,000	New	+$36.9K	﹤0.01%	6914
2022 Q2	–	Sell	-200	Closed	-$2K	–	9895
2022 Q1	$2K	Hold	200	–	–	﹤0.01%	9815
2021 Q4	$1K	Buy	+200	New	+$2.31K	﹤0.01%	10134
2021 Q2	–	Sell	-18	Closed	-$21K	–	9997
2021 Q1	$21K	Buy	+18	New	+$167	﹤0.01%	7404
2020 Q4	–	Sell	-11	Closed	-$5K	–	8297
2020 Q3	$5K	Buy	+11	New	+$57	﹤0.01%	7092
2020 Q2	–	Sell	-11	Closed	-$4K	–	7555
2020 Q1	$4K	Buy	11 +1	+10%	+$6	﹤0.01%	6926
2019 Q4	$7K	Buy	+10	New	+$58	﹤0.01%	6535
2019 Q2	–	Sell	-20	Closed	-$10K	–	7057
2019 Q1	$10K	Buy	+20	New	+$99	﹤0.01%	6137
2018 Q4	–	Sell	-34	Closed	-$18K	–	6961
2018 Q3	$18K	Sell	34 -11	-24%	-$60	﹤0.01%	6024
2018 Q2	$27K	Buy	+45	New	+$351	﹤0.01%	5612
2018 Q1	–	Sell	-37	Closed	-$1K	–	6090
2017 Q4	$1K	Buy	+37	New	+$452	﹤0.01%	5417

Other funds holding ASYS

First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

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

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

PRCP

Pacific Ridge Capital Partners Lake Oswego, Oregon $462M AUM 40.76% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Simplex Trading's ASYS Position: Q1 2026 in Review

Simplex Trading sold out of Amtech Systems (ASYS) in Q1 2026, closing a stake of 681 shares — an estimated $9.17K sold.

Simplex Trading first reported a position in ASYS in Q1 2017 and held it in 21 quarters. The position peaked at $66K in Q1 2021. 79 funds tracked by Wall St. Rank hold ASYS as of Q1 2026.

Simplex Trading reported no remaining Amtech Systems position as of Q1 2026 after selling out during the quarter.
Simplex Trading sold 681 Amtech Systems shares in Q1 2026, an estimated $9.17K.
Simplex Trading first reported a position in Amtech Systems in Q1 2017 and held it in 21 quarters.
Simplex Trading's Amtech Systems position peaked at $66K in Q1 2021.
79 funds tracked by Wall St. Rank held Amtech Systems as of Q1 2026.

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