Hu Chenming

Number of records: 50
SEC FilingCompany/StockTrade DateTransactionSharesAvg. PriceTotal% HoldingsGain/Loss
30-Aug-24 4:51 PM
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Ambarella Inc (AMBA) 29-Aug-24Grant 3,374----14%
23.64K to 27.02K
01-Sep-23 5:03 PM
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Ambarella Inc (AMBA) 31-Aug-23Grant 3,218----16%
20.43K to 23.64K
20-Jun-23 4:01 PM
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Ambarella Inc (AMBA) 15-Jun-23Grant 1,559----8%
18.87K to 20.43K
17-Mar-23 4:54 PM
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Ambarella Inc (AMBA) 15-Mar-23Option Exercise 779----4%
18.09K to 18.87K
20-Dec-22 5:11 PM
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Ambarella Inc (AMBA) 16-Dec-22Option Exercise 779----5%
17.31K to 18.09K
20-Sep-22 4:55 PM
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Ambarella Inc (AMBA) 16-Sep-22Option Exercise 377----2%
16.93K to 17.31K
17-Jun-22 6:19 PM
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Ambarella Inc (AMBA) 16-Jun-22Option Exercise 377----2%
16.55K to 16.93K
18-Mar-22 5:35 PM
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Ambarella Inc (AMBA) 16-Mar-22Option Exercise 377----2%
16.18K to 16.55K
01-Mar-22 10:00 PM
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Ambarella Inc (AMBA) 25-Feb-22Option Exercise 5,555$38.92$216,201.0052%
10.62K to 16.18K
17-Dec-21 5:35 PM
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Ambarella Inc (AMBA) 16-Dec-21Option Exercise 377----4%
10.25K to 10.62K
24-Sep-21 10:00 PM
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Ambarella Inc (AMBA) 22-Sep-21Market Sale (Planned) 3,666$160.00$586,560.00(26%)
13.91K to 10.25K
(2%)
17-Sep-21 5:22 PM
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Ambarella Inc (AMBA) 16-Sep-21Option Exercise 959----7%
12.95K to 13.91K
10-Sep-21 5:37 PM
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Ambarella Inc (AMBA) 09-Sep-21Market Sale (Planned) 4,000$140.00$560,000.00(24%)
16.95K to 12.95K
(5%)
02-Sep-21 10:00 PM
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Ambarella Inc (AMBA) 01-Sep-21Market Sale (Planned) 4,000$120.00$480,000.00(19%)
20.95K to 16.95K
(14%)
17-Jun-21 5:04 PM
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Ambarella Inc (AMBA) 16-Jun-21Option Exercise 958----5%
20.0K to 20.95K
06-May-21 5:30 PM
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Acm Research, Inc. (ACMR) 04-May-21Option Exercise 23,334$3.00$70,002.0036%
64.44K to 87.77K
20-Apr-21 8:25 PM
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Inphi Corp (IPHI) 20-Apr-21Disposition 66,981----(100%)
66.98K to 0
01-Apr-21 7:39 PM
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Acm Research, Inc. (ACMR) 30-Mar-21Option Exercise 10,000$3.00$30,000.0018%
54.44K to 64.44K
18-Mar-21 5:02 PM
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Ambarella Inc (AMBA) 16-Mar-21Option Exercise 958----5%
19.04K to 20.0K
08-Mar-21 7:13 PM
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Acm Research, Inc. (ACMR) 08-Mar-21Option Exercise 12,334$7.50$92,505.0029%
42.1K to 54.44K
08-Mar-21 7:13 PM
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Acm Research, Inc. (ACMR) 04-Mar-21Option Exercise 11,000$7.50$82,500.0035%
31.1K to 42.1K
03-Mar-21 5:30 PM
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Acm Research, Inc. (ACMR) 02-Mar-21Option Exercise 10,000$7.50$75,000.0047%
21.1K to 31.1K
16-Feb-21 5:43 PM
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Acm Research, Inc. (ACMR) 12-Feb-21Private Sale (Planned) 10,000$120.00$1,200,000.00(32%)
31.1K to 21.1K
18-Dec-20 4:45 PM
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Ambarella Inc (AMBA) 16-Dec-20Option Exercise 958----5%
18.08K to 19.04K
04-Dec-20 5:07 PM
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Ambarella Inc (AMBA) 03-Dec-20Market Sale (Planned) 5,818$88.00$511,984.00(24%)
23.9K to 18.08K
(4%)
02-Dec-20 5:18 PM
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Ambarella Inc (AMBA) 27-Nov-20Market Sale (Planned) 5,000$78.00$390,000.00(17%)
28.9K to 23.9K
(18%)
25-Nov-20 5:24 PM
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Ambarella Inc (AMBA) 24-Nov-20Market Sale (Planned) 5,000$70.67$353,350.00(15%)
33.9K to 28.9K
(30%)
01-Oct-20 4:59 PM
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Fortinet, Inc. (FTNT) 30-Sep-20Option Exercise 448----21%
2.13K to 2.58K
18-Sep-20 4:55 PM
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Ambarella Inc (AMBA) 16-Sep-20Option Exercise 858----3%
33.04K to 33.9K
10-Sep-20 7:00 PM
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Acm Research, Inc. (ACMR) 08-Sep-20Option Exercise 31,102$3.00$93,306.00100%
0 to 31.1K
05-Aug-20 5:30 PM
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Acm Research, Inc. (ACMR) 03-Aug-20Private Sale (Planned) 7,806$100.00$780,600.00(100%)
7.81K to 0
15-Jul-20 8:00 PM
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Acm Research, Inc. (ACMR) 13-Jul-20Private Sale (Planned) 14,000$84.15$1,178,100.00(64%)
21.81K to 7.81K
24-Jun-20 5:01 PM
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Ambarella Inc (AMBA) 23-Jun-20Option Exercise 1,112$9.99$11,108.903%
31.93K to 33.04K
18-Jun-20 4:28 PM
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Ambarella Inc (AMBA) 16-Jun-20Option Exercise 858----3%
31.07K to 31.93K
05-Jun-20 9:16 PM
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Acm Research, Inc. (ACMR) 03-Jun-20Private Sale 8,194$65.12$533,593.00(27%)
30.0K to 21.81K
27-May-20 1:03 PM
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Inphi Corp (IPHI) 22-May-20Grant 1,478----2%
65.5K to 66.98K
19-Mar-20 5:46 PM
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Ambarella Inc (AMBA) 17-Mar-20Option Exercise 858----3%
30.21K to 31.07K
19-Dec-19 5:05 PM
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Ambarella Inc (AMBA) 17-Dec-19Option Exercise 857----3%
29.35K to 30.21K
26-Nov-19 10:59 AM
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Inphi Corp (IPHI) 25-Nov-19Market Sale 7,000$71.00$497,000.00(10%)
72.5K to 65.5K
(145%)
01-Oct-19 5:43 PM
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Ambarella Inc (AMBA) 30-Sep-19Market Sale 10,000$63.00$630,000.00(25%)
39.35K to 29.35K
(46%)
18-Sep-19 5:01 PM
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Ambarella Inc (AMBA) 17-Sep-19Option Exercise 1,312----3%
38.04K to 39.35K
27-Aug-19 8:42 PM
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Acm Research, Inc. (ACMR) 23-Aug-19Disposition 22,232$13.19$293,351.00(74%)
30.0K to 7.77K
19-Jun-19 4:25 PM
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Ambarella Inc (AMBA) 18-Jun-19Option Exercise 1,312----4%
36.73K to 38.04K
29-May-19 1:49 PM
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Inphi Corp (IPHI) 24-May-19Grant 4,020----6%
68.48K to 72.5K
20-Mar-19 6:45 PM
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Ambarella Inc (AMBA) 19-Mar-19Option Exercise 1,312----4%
35.42K to 36.73K
26-Feb-19 10:00 PM
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Inphi Corp (IPHI) 25-Feb-19Gift 20,000----(23%)
88.48K to 68.48K
20-Dec-18 5:36 PM
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Ambarella Inc (AMBA) 18-Dec-18Option Exercise 1,312----4%
34.11K to 35.42K
20-Sep-18 5:57 PM
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Ambarella Inc (AMBA) 18-Sep-18Option Exercise 1,232----4%
32.87K to 34.11K
31-Aug-18 4:37 PM
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Acm Research, Inc. (ACMR) 30-Aug-18Option Exercise 30,000$3.00$90,000.00100%
0 to 30.0K
20-Jun-18 6:24 PM
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Ambarella Inc (AMBA) 18-Jun-18Option Exercise 1,231----4%
31.64K to 32.87K