OBERWEIS ASSET MANAGEMENT INC/ - ACM RESEARCH INC ownership

ACM RESEARCH INC's ticker is ACMR and the CUSIP is 00108J109. A total of 65 filers reported holding ACM RESEARCH INC in Q1 2020. The put-call ratio across all filers is 2.48 and the average weighting 0.2%.

Quarter-by-quarter ownership
OBERWEIS ASSET MANAGEMENT INC/ ownership history of ACM RESEARCH INC
ValueSharesWeighting
Q3 2023$6,188,289
+65.7%
341,800
+19.7%
0.66%
+44.7%
Q2 2023$3,735,648
+48.1%
285,600
+32.5%
0.45%
+16.1%
Q1 2023$2,522,520
+90.5%
215,600
+236.9%
0.39%
+47.5%
Q1 2022$1,324,000
+173.0%
64,000
+966.7%
0.26%
+167.7%
Q1 2021$485,000
-32.0%
6,000
-41.9%
0.10%
-58.8%
Q3 2020$713,000
-67.1%
10,320
-70.3%
0.24%
-71.8%
Q2 2020$2,170,000
+193.2%
34,800
+39.2%
0.85%
+108.8%
Q1 2020$740,00025,0000.41%
Other shareholders
ACM RESEARCH INC shareholders Q1 2020
NameSharesValueWeighting ↓
Panview Asian Equity Master Fund 151,650$15,502,00012.31%
INDUS CAPITAL PARTNERS, LLC 587,615$60,066,00010.18%
One01 Capital, LP 198,376$20,278,0006.82%
Yiheng Capital Management, L.P. 844,200$86,294,0003.47%
Jericho Capital Asset Management L.P. 1,082,102$110,612,0002.62%
FRIESS ASSOCIATES LLC 57,100$5,837,0002.20%
Chiron Investment Management, LLC 57,988$5,928,0000.71%
Harvest Fund Management Co., Ltd 48,429$4,934,0000.52%
NS Partners Ltd 86,200$8,811,0000.46%
Infini Capital Management Ltd 2,800$286,0000.30%
View complete list of ACM RESEARCH INC shareholders