Stock chart
Ticker: AMBA Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale
Past 90 days
 
Value bought
 
Value sold
 
Net insiders buying
 
Trades (buy and sell)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Total value Details
2020-12-18 2020-12-16 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
5,545 -0.6%
90.22
500,253 USD
5,545 -0.6% 90.22 500,253 USD
2020-12-18 2020-12-16 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
12,655 -1.4%
89.72
1,135,384 USD
12,655 -1.4% 89.72 1,135,384 USD
2020-12-18 2020-12-16 S Sale

Kohn Leslie

Chief Technology Officer

Executive Director
4,970 -0.6%
90.25
448,543 USD
4,970 -0.6% 90.25 448,543 USD
2020-12-18 2020-12-16 S Sale

Wang Feng-Ming

CEO

Executive Director
5,429 -1.0%
90.25
489,967 USD
5,429 -1.0% 90.25 489,967 USD
2020-12-18 2020-12-16 S Sale

EICHLER KEVIN C

CFO

Officer
4,405 -9.4%
90.25
397,551 USD
4,405 -9.4% 90.25 397,551 USD
2020-12-18 2020-12-16 S Sale

Day Christopher

VP, Marketing

Officer
1,237 -11.3%
91.30
112,936 USD
1,237 -11.3% 91.30 112,936 USD
2020-12-18 2020-12-16 S Sale

Day Christopher

VP, Marketing

Officer
908 -7.6%
90.25
81,947 USD
908 -7.6% 90.25 81,947 USD
2020-12-11 2020-12-09 S Sale

Chen Yun-Lung

VP, Business Development

Officer
6,027 -14.2%
89.16
537,373 USD
6,027 -14.2% 89.16 537,373 USD
2020-12-10 2020-12-08 S Sale

Day Christopher

VP, Marketing

Officer
1,300 -12.2%
90.53
117,688 USD
1,300 -12.2% 90.53 117,688 USD
2020-12-10 2020-12-08 PS Planned sale

PAISLEY CHRISTOPHER B

Non-Executive Director
2,000 -7.0%
90.03
180,068 USD
2,000 -7.0% 90.03 180,068 USD
2020-12-04 2020-12-04 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
10,000 -1.1%
92.15
921,500 USD
10,000 -1.1% 92.15 921,500 USD
2020-12-04 2020-12-03 PS Planned sale

Hu Chenming

Non-Executive Director
5,818 -24.3%
88.00
511,984 USD
5,818 -24.3% 88.00 511,984 USD
2020-12-04 2020-12-02 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
34 -0.0%
86.46
2,940 USD
34 -0.0% 86.46 2,940 USD
2020-12-04 2020-12-02 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
7,500 -0.8%
85.50
641,235 USD
7,500 -0.8% 85.50 641,235 USD
2020-12-04 2020-12-02 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
4,690 -0.5%
84.86
398,003 USD
4,690 -0.5% 84.86 398,003 USD
2020-12-02 2020-11-30 S Sale

Day Christopher

VP, Marketing

Officer
1,367 -12.8%
78.00
106,626 USD
1,367 -12.8% 78.00 106,626 USD
2020-12-02 2020-11-30 S Sale

Schwarting Elizabeth M

Non-Executive Director
700 -76.7%
77.85
54,495 USD
700 -76.7% 77.85 54,495 USD
2020-12-02 2020-11-27 PS Planned sale

Hu Chenming

Non-Executive Director
5,000 -17.3%
78.00
390,000 USD
5,000 -17.3% 78.00 390,000 USD
2020-12-01 2020-11-27 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
20,000 -2.2%
78.55
1,571,000 USD
20,000 -2.2% 78.55 1,571,000 USD
2020-12-01 2020-11-27 S Sale

Meng Teresa H

Non-Executive Director
1,287 -24.6%
78.80
101,415 USD
1,287 -24.6% 78.80 101,415 USD
2020-11-25 2020-11-24 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
1,450 -0.2%
74.11
107,465 USD
1,450 -0.2% 74.11 107,465 USD
2020-11-25 2020-11-24 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
4,450 -0.5%
73.39
326,577 USD
4,450 -0.5% 73.39 326,577 USD
2020-11-25 2020-11-24 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
7,200 -0.8%
72.38
521,111 USD
7,200 -0.8% 72.38 521,111 USD
2020-11-25 2020-11-24 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
4,200 -0.4%
70.75
297,137 USD
4,200 -0.4% 70.75 297,137 USD
2020-11-25 2020-11-24 PS Planned sale

Hu Chenming

Non-Executive Director
5,000 -14.8%
70.67
353,350 USD
5,000 -14.8% 70.67 353,350 USD
2020-11-24 2020-11-23 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
1,800 -0.2%
67.50
121,506 USD
1,800 -0.2% 67.50 121,506 USD
2020-11-24 2020-11-20 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
900 -0.1%
66.97
60,273 USD
900 -0.1% 66.97 60,273 USD
2020-11-18 2020-11-17 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
10,000 -1.1%
62.00
620,000 USD
10,000 -1.1% 62.00 620,000 USD
2020-11-12 2020-11-09 PS Planned sale

Kohn Leslie

Chief Technology Officer

Executive Director
7,776 -0.8%
62.09
482,806 USD
7,776 -0.8% 62.09 482,806 USD
2020-09-18 2020-09-17 PS Planned sale

Meng Teresa H

Non-Executive Director
429 -7.6%
52.01
22,312 USD
429 -7.6% 52.01 22,312 USD
2020-09-18 2020-09-16 S Sale

Day Christopher

VP, Marketing

Officer
896 -7.8%
53.18
47,646 USD
896 -7.8% 53.18 47,646 USD
2020-09-18 2020-09-16 S Sale

Kohn Leslie

Chief Technology Officer

Executive Director
4,891 -0.5%
53.18
260,084 USD
4,891 -0.5% 53.18 260,084 USD
2020-09-18 2020-09-16 S Sale

EICHLER KEVIN C

CFO

Officer
4,336 -10.2%
53.18
230,572 USD
4,336 -10.2% 53.18 230,572 USD
2020-09-18 2020-09-16 S Sale

Wang Feng-Ming

CEO

Executive Director
5,343 -1.1%
53.18
284,120 USD
5,343 -1.1% 53.18 284,120 USD
2020-09-10 2020-09-08 PS Planned sale

PAISLEY CHRISTOPHER B

Non-Executive Director
1,000 -3.7%
49.82
49,820 USD
1,000 -3.7% 49.82 49,820 USD
2020-06-18 2020-06-17 PS Planned sale

Meng Teresa H

Non-Executive Director
429 -8.2%
52.25
22,415 USD
429 -8.2% 52.25 22,415 USD
2020-06-18 2020-06-16 S Sale

Day Christopher

VP, Marketing

Officer
895 -8.3%
52.13
46,657 USD
895 -8.3% 52.13 46,657 USD
2020-06-18 2020-06-16 S Sale

EICHLER KEVIN C

CFO

Officer
3,101 -8.5%
52.13
161,659 USD
3,101 -8.5% 52.13 161,659 USD
2020-06-18 2020-06-16 S Sale

Kohn Leslie

Chief Technology Officer

Executive Director
4,890 -0.5%
52.13
254,922 USD
4,890 -0.5% 52.13 254,922 USD
2020-06-18 2020-06-16 S Sale

Wang Feng-Ming

CEO

Executive Director
5,342 -1.1%
52.13
278,485 USD
5,342 -1.1% 52.13 278,485 USD
2020-06-10 2020-06-09 PS Planned sale

PAISLEY CHRISTOPHER B

Non-Executive Director
1,500 -5.7%
52.84
79,260 USD
1,500 -5.7% 52.84 79,260 USD
2020-06-08 2020-06-05 S Sale

Chen Yun-Lung

VP, Business Development

Officer
5,555 -13.1%
55.82
310,091 USD
5,555 -13.1% 55.82 310,091 USD
2020-06-08 2020-06-05 S Sale

RICHARDSON DAVID JEFFREY

Non-Executive Director
7,453 -45.2%
54.92
409,315 USD
7,453 -45.2% 54.92 409,315 USD
2020-04-01 2020-03-31 S Sale

Day Christopher

VP, Marketing

Officer
976 -10.6%
49.75
48,556 USD
976 -10.6% 49.75 48,556 USD
2020-03-30 2020-03-27 S Sale

Day Christopher

VP, Marketing

Officer
804 -8.0%
47.81
38,440 USD
804 -8.0% 47.81 38,440 USD
2020-03-30 2020-03-27 S Sale

Kohn Leslie

Chief Technology Officer

Executive Director
2,540 -0.3%
47.81
121,448 USD
2,540 -0.3% 47.81 121,448 USD
2020-03-30 2020-03-27 S Sale

Wang Feng-Ming

CEO

Executive Director
4,972 -1.0%
47.81
237,723 USD
4,972 -1.0% 47.81 237,723 USD
2020-03-30 2020-03-27 S Sale

EICHLER KEVIN C

CFO

Officer
1,753 -5.9%
47.81
83,815 USD
1,753 -5.9% 47.81 83,815 USD
2020-03-27 2020-03-26 PS Planned sale

PAISLEY CHRISTOPHER B

Non-Executive Director
500 -2.0%
50.00
25,000 USD
500 -2.0% 50.00 25,000 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
47.95
4,795 USD
100 -0.2% 47.95 4,795 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.00
4,800 USD
100 -0.2% 48.00 4,800 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.44
4,844 USD
100 -0.2% 48.44 4,844 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
47.95
4,795 USD
100 -0.2% 47.95 4,795 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
47.85
4,785 USD
100 -0.2% 47.85 4,785 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
47.09
4,709 USD
100 -0.2% 47.09 4,709 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.54
4,854 USD
100 -0.2% 48.54 4,854 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.98
4,898 USD
100 -0.2% 48.98 4,898 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.57
4,857 USD
100 -0.2% 48.57 4,857 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
200 -0.5%
47.95
9,590 USD
200 -0.5% 47.95 9,590 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.71
4,871 USD
100 -0.2% 48.71 4,871 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
47.77
4,777 USD
100 -0.2% 47.77 4,777 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
47.25
4,725 USD
100 -0.2% 47.25 4,725 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.88
4,888 USD
100 -0.2% 48.88 4,888 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.60
4,860 USD
100 -0.2% 48.60 4,860 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
47.83
4,783 USD
100 -0.2% 47.83 4,783 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
47.10
4,710 USD
100 -0.2% 47.10 4,710 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.47
4,847 USD
100 -0.2% 48.47 4,847 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
300 -0.7%
47.95
14,385 USD
300 -0.7% 47.95 14,385 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
46.83
4,683 USD
100 -0.2% 46.83 4,683 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
300 -0.7%
47.78
14,334 USD
300 -0.7% 47.78 14,334 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.02
4,802 USD
100 -0.2% 48.02 4,802 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.08
4,808 USD
100 -0.2% 48.08 4,808 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.69
4,869 USD
100 -0.2% 48.69 4,869 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
47.78
4,778 USD
100 -0.2% 47.78 4,778 USD
2020-04-07 2020-03-25 S Sale

GOLDMAN SACHS GROUP INC

Large shareholder
100 -0.2%
48.10
4,810 USD
100 -0.2% 48.10 4,810 USD