Simplex Trading
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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 		– Sell
-681
Closed -$9.17K – 9013
2025
Q4 		$8.55K Buy
+681
New +$6.13K ﹤0.01% 7086
2025
Q3 		– Sell
-2,838
Closed -$17.3K – 9015
2025
Q2 		$12K Sell
2,838
-630
-18% -$2.46K ﹤0.01% 7152
2025
Q1 		$16K Buy
3,468
+2,901
+512% +$15K ﹤0.01% 6741
2024
Q4 		$3K Buy
+567
New +$3.22K ﹤0.01% 7822
2023
Q1 		– Sell
-1,450
Closed -$13.6K – 8965
2022
Q4 		$11K Buy
+1,450
New +$13.1K ﹤0.01% 7424
2022
Q1 		– Sell
-347
Closed -$3.31K – 10332
2021
Q4 		$3K Buy
+347
New +$4K ﹤0.01% 9791
2021
Q2 		– Sell
-5,656
Closed -$58K – 9996
2021
Q1 		$66K Buy
+5,656
New +$52.3K ﹤0.01% 6268
2020
Q4 		– Sell
-914
Closed -$5.43K – 8296
2020
Q3 		$4K Buy
914
+506
+124% +$2.61K ﹤0.01% 7171
2020
Q2 		$1K Sell
408
-208
-34% -$1.03K ﹤0.01% 7329
2020
Q1 		$2K Sell
616
-3,202
-84% -$18K ﹤0.01% 7154
2019
Q4 		$27K Buy
3,818
+3,454
+949% +$20K ﹤0.01% 5725
2019
Q3 		$1K Buy
364
+300
+469% +$1.65K ﹤0.01% 7012
2019
Q2 		$0 Sell
64
-9
-12% -$55 ﹤0.01% 7056
2019
Q1 		$0 Sell
73
-177
-71% -$874 ﹤0.01% 7098
2018
Q4 		$1K Sell
250
-3,375
-93% -$16.5K ﹤0.01% 6698
2018
Q3 		$19K Sell
3,625
-2,342
-39% -$12.8K ﹤0.01% 5980
2018
Q2 		$36K Buy
5,967
+5,824
+4,073% +$45.4K ﹤0.01% 5384
2018
Q1 		$1K Sell
143
-832
-85% -$7.49K ﹤0.01% 5532
2017
Q4 		$9K Buy
+975
New +$11.9K ﹤0.01% 3966
2017
Q3 		– Sell
-23
Closed -$231 – 5855
2017
Q2 		$0 Sell
23
-331
-94% -$2.42K ﹤0.01% 6054
2017
Q1 		$1K Buy
+354
New +$1.94K ﹤0.01% 5537

Other funds holding ASYS

First Eagle Investment Management
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
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Marshall Wace
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
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
Two Sigma Investments
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.