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 		$14K Buy
1,200
+1,100
+1,100% +$14.8K ﹤0.01% 7049
2025
Q4 		$1.25K Sell
100
-7,100
-99% -$64K ﹤0.01% 7971
2025
Q3 		$66K Buy
7,200
+6,000
+500% +$36.7K ﹤0.01% 6160
2025
Q2 		$5K Buy
+1,200
New +$4.69K ﹤0.01% 7703
2024
Q4 		– Sell
-1,900
Closed -$11K – 8464
2024
Q3 		$11K Buy
1,900
+600
+46% +$3.65K ﹤0.01% 7105
2024
Q2 		$7K Sell
1,300
-1,100
-46% -$5.94K ﹤0.01% 7643
2024
Q1 		$12K Buy
+2,400
New +$10.8K ﹤0.01% 7456
2023
Q4 		– Sell
-900
Closed -$6K – 8733
2023
Q3 		$6K Sell
900
-400
-31% -$3.64K ﹤0.01% 7498
2023
Q2 		$12K Buy
+1,300
New +$11.8K ﹤0.01% 7215
2023
Q1 		– Sell
-400
Closed -$3K – 8964
2022
Q4 		$3K Sell
400
-200
-33% -$1.81K ﹤0.01% 8332
2022
Q3 		$5K Buy
600
+200
+50% +$1.84K ﹤0.01% 8739
2022
Q2 		$2K Sell
400
-300
-43% -$2.59K ﹤0.01% 9287
2022
Q1 		$7K Buy
+700
New +$6.68K ﹤0.01% 9140
2021
Q2 		– Sell
-43
Closed -$50K – 9995
2021
Q1 		$50K Sell
43
-12
-22% -$111 ﹤0.01% 6610
2020
Q4 		$35K Buy
55
+38
+224% +$226 ﹤0.01% 6517
2020
Q3 		$8K Buy
+17
New +$88 ﹤0.01% 6883
2020
Q1 		– Sell
-6
Closed -$4K – 7553
2019
Q4 		$4K Buy
6
+2
+50% +$12 ﹤0.01% 6750
2019
Q3 		$2K Buy
+4
New +$22 ﹤0.01% 6892
2019
Q1 		– Sell
-11
Closed -$4K – 7097
2018
Q4 		$4K Buy
11
+5
+83% +$24 ﹤0.01% 6288
2018
Q3 		$3K Sell
6
-15
-71% -$82 ﹤0.01% 6930
2018
Q2 		$12K Buy
+21
New +$164 ﹤0.01% 6207
2017
Q4 		– Sell
-79
Closed -$3K – 5952
2017
Q3 		$3K Buy
+79
New +$795 ﹤0.01% 4720

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.