Insider Transactions in Q1 2021 at Acm Research, Inc. (ACMR)
Insider Transaction List (Q1 2021)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Mar 30
2021
|
Chenming Hu |
BUY
Exercise of conversion of derivative security
|
Direct |
10,000
+13.43%
|
$30,000
$3.0 P/Share
|
|
Mar 19
2021
|
David H Wang |
SELL
Open market or private sale
|
Direct |
49,228
-22.66%
|
$4,430,520
$90.55 P/Share
|
|
Mar 18
2021
|
David H Wang |
SELL
Open market or private sale
|
Direct |
50,000
-18.71%
|
$4,550,000
$91.92 P/Share
|
|
Mar 16
2021
|
Sotheara Cheav |
SELL
Open market or private sale
|
Direct |
10,000
-18.75%
|
$930,000
$93.69 P/Share
|
|
Mar 16
2021
|
Sotheara Cheav |
BUY
Exercise of conversion of derivative security
|
Direct |
10,000
+15.79%
|
$130,000
$13.85 P/Share
|
|
Mar 15
2021
|
Sotheara Cheav |
SELL
Open market or private sale
|
Direct |
10,000
-18.75%
|
$910,000
$91.67 P/Share
|
|
Mar 15
2021
|
Sotheara Cheav |
BUY
Exercise of conversion of derivative security
|
Direct |
10,000
+15.79%
|
$130,000
$13.85 P/Share
|
|
Mar 12
2021
|
David H Wang |
SELL
Payment of exercise price or tax liability
|
Direct |
773
-0.29%
|
$74,981
$97.05 P/Share
|
|
Mar 12
2021
|
David H Wang |
BUY
Exercise of conversion of derivative security
|
Direct |
100,001
+27.17%
|
$0
$0.75 P/Share
|
|
Mar 12
2021
|
Mark Mc Kechnie |
SELL
Open market or private sale
|
Direct |
10,028
-100.0%
|
$872,436
$87.89 P/Share
|
|
Mar 12
2021
|
Mark Mc Kechnie |
BUY
Exercise of conversion of derivative security
|
Direct |
10,028
+50.0%
|
$130,364
$13.85 P/Share
|
|
Mar 08
2021
|
Chenming Hu |
BUY
Exercise of conversion of derivative security
|
Direct |
12,334
+18.47%
|
$86,338
$7.5 P/Share
|
|
Mar 04
2021
|
Chenming Hu |
BUY
Exercise of conversion of derivative security
|
Direct |
11,000
+20.71%
|
$77,000
$7.5 P/Share
|
|
Mar 02
2021
|
Chenming Hu |
BUY
Exercise of conversion of derivative security
|
Direct |
10,000
+24.33%
|
$70,000
$7.5 P/Share
|
|
Feb 26
2021
|
Lisa Feng |
BUY
Exercise of conversion of derivative security
|
Direct |
3,470
+19.6%
|
$17,350
$5.6 P/Share
|
|
Feb 12
2021
|
Chenming Hu |
SELL
Open market or private sale
|
Direct |
10,000
-32.15%
|
$1,200,000
$120.0 P/Share
|
|
Feb 12
2021
|
Fuping Chen |
SELL
Open market or private sale
|
Direct |
30,000
-100.0%
|
$3,600,000
$120.0 P/Share
|
|
Feb 12
2021
|
Fuping Chen |
BUY
Exercise of conversion of derivative security
|
Direct |
30,000
+50.0%
|
$90,000
$3.0 P/Share
|
|
Feb 12
2021
|
Tracy Liu |
SELL
Open market or private sale
|
Direct |
2,000
-5.14%
|
$240,000
$120.0 P/Share
|
|
Feb 10
2021
|
Tracy Liu |
SELL
Open market or private sale
|
Direct |
1,600
-3.95%
|
$176,000
$110.0 P/Share
|
|
Feb 09
2021
|
Tracy Liu |
SELL
Open market or private sale
|
Direct |
400
-0.98%
|
$44,000
$110.0 P/Share
|
|
Jan 06
2021
|
Tracy Liu |
SELL
Open market or private sale
|
Direct |
2,000
-4.66%
|
$200,000
$100.0 P/Share
|