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
Q2 		$25.4K Buy
1,100
+300
+38% +$5.7K ﹤0.01% 6893
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

ACM
AIGH Capital Management Baltimore, Maryland $1.59B AUM 855.46% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $60.8B AUM 26.63% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AIC
AWM Investment Company New York $1.15B AUM 201.65% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Simplex Trading's ASYS Position: Q2 2026 in Review

Simplex Trading opened a new position in Amtech Systems (ASYS) in Q2 2026: 4,230 shares worth $97.6K. The stake represents ﹤0.01% of the portfolio and ranks #5575 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ASYS as recently as Q4 2025.

Simplex Trading first reported a position in ASYS in Q1 2017 and has held it in 22 quarters since. 112 funds tracked by Wall St. Rank hold ASYS as of Q2 2026.

  • Simplex Trading held 4,230 shares of Amtech Systems worth $97.6K as of Q2 2026.
  • Amtech Systems was a new Simplex Trading position in Q2 2026.
  • Amtech Systems made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #5575 holding.
  • Simplex Trading first reported a position in Amtech Systems in Q1 2017 and has held it in 22 quarters since.
  • 112 funds tracked by Wall St. Rank held Amtech Systems as of Q2 2026.

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