Dimensional Fund Advisors
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Dimensional Fund Advisors’s Amtech Systems ASYS Stock Holding History

Dimensional Fund Advisors’s Portfolio ASYS Stock Details ASYS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2025
Q2 		$4.04M Sell
909,566
-18,060
-2% -$80.2K ﹤0.01% 2583
2025
Q1 		$4.48M Sell
927,626
-3,572
-0.4% -$17.3K ﹤0.01% 2527
2024
Q4 		$5.08M Buy
931,198
+7,068
+0.8% +$38.5K ﹤0.01% 2527
2024
Q3 		$5.36M Sell
924,130
-18,504
-2% -$107K ﹤0.01% 2506
2024
Q2 		$5.52M Sell
942,634
-77,958
-8% -$457K ﹤0.01% 2466
2024
Q1 		$5.52M Sell
1,020,592
-102,084
-9% -$552K ﹤0.01% 2522
2023
Q4 		$4.72M Sell
1,122,676
-4,055
-0.4% -$17K ﹤0.01% 2575
2023
Q3 		$8.59M Sell
1,126,731
-13,605
-1% -$104K ﹤0.01% 2337
2023
Q2 		$10.9M Sell
1,140,336
-16,046
-1% -$153K ﹤0.01% 2222
2023
Q1 		$11M Buy
1,156,382
+8,268
+0.7% +$78.9K ﹤0.01% 2184
2022
Q4 		$8.73K Buy
1,148,114
+13,001
+1% +$99 ﹤0.01% 2257
2022
Q3 		$9.65M Buy
1,135,113
+1,156
+0.1% +$9.83K ﹤0.01% 2171
2022
Q2 		$8.28M Buy
1,133,957
+12,340
+1% +$90.1K ﹤0.01% 2271
2022
Q1 		$11.3M Buy
1,121,617
+21,422
+2% +$216K ﹤0.01% 2240
2021
Q4 		$10.9M Buy
1,100,195
+1,212
+0.1% +$12K ﹤0.01% 2278
2021
Q3 		$12.6M Buy
1,098,983
+5,814
+0.5% +$66.5K ﹤0.01% 2221
2021
Q2 		$10.5M Buy
1,093,169
+29,935
+3% +$289K ﹤0.01% 2340
2021
Q1 		$12.6M Sell
1,063,234
-37,978
-3% -$449K ﹤0.01% 2235
2020
Q4 		$7.03M Sell
1,101,212
-40,733
-4% -$260K ﹤0.01% 2404
2020
Q3 		$5.58M Sell
1,141,945
-7,505
-0.7% -$36.7K ﹤0.01% 2417
2020
Q2 		$5.6M Sell
1,149,450
-30,926
-3% -$151K ﹤0.01% 2442
2020
Q1 		$5.14M Buy
1,180,376
+1,314
+0.1% +$5.72K ﹤0.01% 2395
2019
Q4 		$8.44M Sell
1,179,062
-56,079
-5% -$402K ﹤0.01% 2416
2019
Q3 		$6.55M Sell
1,235,141
-5,338
-0.4% -$28.3K ﹤0.01% 2506
2019
Q2 		$6.82M Sell
1,240,479
-13,558
-1% -$74.6K ﹤0.01% 2552
2019
Q1 		$6.68M Sell
1,254,037
-7,349
-0.6% -$39.2K ﹤0.01% 2554
2018
Q4 		$5.71M Buy
1,261,386
+10,562
+0.8% +$47.8K ﹤0.01% 2566
2018
Q3 		$6.68M Buy
1,250,824
+164,357
+15% +$878K ﹤0.01% 2592
2018
Q2 		$6.57M Buy
1,086,467
+227,486
+26% +$1.38M ﹤0.01% 2581
2018
Q1 		$6.29M Buy
858,981
+158,521
+23% +$1.16M ﹤0.01% 2545
2017
Q4 		$7.05M Buy
700,460
+147,259
+27% +$1.48M ﹤0.01% 2497
2017
Q3 		$6.63M Buy
553,201
+86,518
+19% +$1.04M ﹤0.01% 2512
2017
Q2 		$3.94M Buy
466,683
+52,701
+13% +$445K ﹤0.01% 2667
2017
Q1 		$2.28M Buy
413,982
+21,630
+6% +$119K ﹤0.01% 2817
2016
Q4 		$1.67M Sell
392,352
-15,422
-4% -$65.5K ﹤0.01% 2866
2016
Q3 		$2.02M Hold
407,774
– – ﹤0.01% 2781
2016
Q2 		$2.43M Buy
407,774
+28
+0% +$167 ﹤0.01% 2719
2016
Q1 		$2.65M Buy
407,746
+16,843
+4% +$109K ﹤0.01% 2695
2015
Q4 		$2.45M Sell
390,903
-9,860
-2% -$61.7K ﹤0.01% 2740
2015
Q3 		$1.72M Sell
400,763
-9,421
-2% -$40.5K ﹤0.01% 2862
2015
Q2 		$4.26M Sell
410,184
-527
-0.1% -$5.48K ﹤0.01% 2618
2015
Q1 		$4.59M Buy
410,711
+62,446
+18% +$698K ﹤0.01% 2583
2014
Q4 		$3.54M Buy
348,265
+5,557
+2% +$56.4K ﹤0.01% 2680
2014
Q3 		$3.67M Sell
342,708
-7,107
-2% -$76K ﹤0.01% 2645
2014
Q2 		$4.28M Buy
349,815
+6,696
+2% +$81.9K ﹤0.01% 2630
2014
Q1 		$4.18M Buy
343,119
+6,418
+2% +$78.1K ﹤0.01% 2619
2013
Q4 		$2.34M Buy
336,701
+5,221
+2% +$36.3K ﹤0.01% 2815
2013
Q3 		$2.42M Buy
331,480
+1,415
+0.4% +$10.3K ﹤0.01% 2801
2013
Q2 		$2.1M Buy
+330,065
New +$2.1M ﹤0.01% 2815