DIMENSIONAL FUND ADVISORS LP - AMTECH SYS INC ownership

AMTECH SYS INC's ticker is ASYS and the CUSIP is 032332504. A total of 49 filers reported holding AMTECH SYS INC in Q3 2020. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
DIMENSIONAL FUND ADVISORS LP ownership history of AMTECH SYS INC
ValueSharesWeighting
Q3 2023$8,585,690
-21.2%
1,126,731
-1.2%
0.00%0.0%
Q2 2023$10,900,773
-1.2%
1,140,336
-1.4%
0.00%
-25.0%
Q1 2023$11,031,171
+126317.3%
1,156,382
+0.7%
0.00%
+33.3%
Q4 2022$8,726
-99.9%
1,148,114
+1.1%
0.00%
-25.0%
Q3 2022$9,648,000
+16.6%
1,135,113
+0.1%
0.00%
+33.3%
Q2 2022$8,277,000
-26.6%
1,133,957
+1.1%
0.00%0.0%
Q1 2022$11,284,000
+3.8%
1,121,617
+1.9%
0.00%0.0%
Q4 2021$10,870,000
-13.5%
1,100,195
+0.1%
0.00%
-25.0%
Q3 2021$12,561,000
+19.2%
1,098,983
+0.5%
0.00%
+33.3%
Q2 2021$10,538,000
-16.1%
1,093,169
+2.8%
0.00%
-25.0%
Q1 2021$12,567,000
+78.9%
1,063,234
-3.4%
0.00%
+33.3%
Q4 2020$7,026,000
+25.8%
1,101,212
-3.6%
0.00%
+50.0%
Q3 2020$5,584,000
-0.3%
1,141,945
-0.7%
0.00%0.0%
Q2 2020$5,598,000
+9.0%
1,149,450
-2.6%
0.00%
-33.3%
Q1 2020$5,135,000
-39.2%
1,180,376
+0.1%
0.00%0.0%
Q4 2019$8,442,000
+29.0%
1,179,062
-4.5%
0.00%0.0%
Q3 2019$6,546,000
-4.1%
1,235,141
-0.4%
0.00%0.0%
Q2 2019$6,823,000
+2.1%
1,240,479
-1.1%
0.00%0.0%
Q1 2019$6,684,000
+17.0%
1,254,037
-0.6%
0.00%0.0%
Q4 2018$5,714,000
-14.4%
1,261,386
+0.8%
0.00%0.0%
Q3 2018$6,679,000
+1.6%
1,250,824
+15.1%
0.00%0.0%
Q2 2018$6,574,000
+4.5%
1,086,467
+26.5%
0.00%0.0%
Q1 2018$6,288,000
-10.9%
858,981
+22.6%
0.00%0.0%
Q4 2017$7,054,000
+6.4%
700,460
+26.6%
0.00%0.0%
Q3 2017$6,627,000
+68.2%
553,201
+18.5%
0.00%
+50.0%
Q2 2017$3,939,000
+73.0%
466,683
+12.7%
0.00%
+100.0%
Q1 2017$2,277,000
+36.6%
413,982
+5.5%
0.00%0.0%
Q4 2016$1,667,000
-17.6%
392,352
-3.8%
0.00%0.0%
Q3 2016$2,023,000
-16.9%
407,7740.0%0.00%0.0%
Q2 2016$2,434,000
-8.0%
407,774
+0.0%
0.00%
-50.0%
Q1 2016$2,646,000
+8.1%
407,746
+4.3%
0.00%0.0%
Q4 2015$2,447,000
+42.0%
390,903
-2.5%
0.00%
+100.0%
Q3 2015$1,723,000
-59.6%
400,763
-2.3%
0.00%
-66.7%
Q2 2015$4,262,000
-7.2%
410,184
-0.1%
0.00%0.0%
Q1 2015$4,592,000
+29.9%
410,711
+17.9%
0.00%
+50.0%
Q4 2014$3,535,000
-3.6%
348,265
+1.6%
0.00%
-33.3%
Q3 2014$3,667,000
-14.3%
342,708
-2.0%
0.00%0.0%
Q2 2014$4,278,000
+2.4%
349,815
+2.0%
0.00%0.0%
Q1 2014$4,176,000
+78.2%
343,119
+1.9%
0.00%
+50.0%
Q4 2013$2,343,000
-3.2%
336,701
+1.6%
0.00%0.0%
Q3 2013$2,420,000
+15.3%
331,480
+0.4%
0.00%0.0%
Q2 2013$2,099,000330,0650.00%
Other shareholders
AMTECH SYS INC shareholders Q3 2020
NameSharesValueWeighting ↓
Pacific Ridge Capital Partners, LLC 938,182$11,089,0002.10%
Roubaix Capital, LLC 98,885$1,169,0000.79%
Cannell Capital 257,172$3,040,0000.68%
Ibex Investors LLC 105,896$1,252,0000.43%
Portolan Capital Management 358,149$4,233,0000.33%
EAM Investors, LLC 142,121$1,680,0000.25%
WHITE PINE CAPITAL LLC 60,451$715,0000.23%
ESSEX INVESTMENT MANAGEMENT CO LLC 147,204$1,740,0000.21%
IRONWOOD INVESTMENT MANAGEMENT LLC 30,849$365,0000.19%
WealthTrust Axiom LLC 47,381$560,0000.19%
View complete list of AMTECH SYS INC shareholders