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Ambarella Inc - AMBA
Officers
Directors
Officer & Directors
10 Percent
All
All Sectors
Manufacturing
Electronics
Semiconductors & Related Devices
Include option trades
Include indirect trades
Latest data: 6/18/2026 10:01:40 PM
EDGAR CIK
0001280263
1 Month
3 Month
6 Month
1 Year
2 Years
Buy Breakdown
Total $0
No buy transactions for this time period.
Sell Breakdown
Total $10,347,616
Monthly Totals
Transaction
Filed
Name
Type
Shares @ Price
Value
Balance change
Ownership
06/17/2026
06/18/2026
Ju Chi-Hong
Senior VP, Systems & GM
Officer
Sell
-2,017 @ $67.87
($136,893.79)
165,924
(-1.20%)
Direct
06/17/2026
06/18/2026
Lee Chan W
Chief Operations Officer
Officer
Sell
-2,951 @ $67.87
($200,284.37)
157,098
(-1.84%)
Direct
06/17/2026
06/18/2026
Wang Feng-Ming
CEO
CEO
Director
Sell
-6,204 @ $67.87
($421,065.48)
799,857
(-0.77%)
Direct
06/17/2026
10b5-1
06/18/2026
Young John Alexander
CFO
CFO
Sell
-5,033 @ $67.54
($339,945.88)
112,590
(-4.28%)
Direct
06/12/2026
06/16/2026
Chen Yun-Lung
VP, Business Development and
Officer
Sell
-9,856 @ $67.06
($660,943.36)
66,515
(-12.91%)
Direct
05/26/2026
10b5-1
05/28/2026
Wang Feng-Ming
CEO
CEO
Director
Sell
-32,500 @ $91.01
($2,957,754.66)
806,061
(-3.88%)
Direct
04/21/2026
10b5-1
04/22/2026
Young John Alexander
CFO
CFO
Sell
-1,971 @ $60.00
($118,260.00)
117,623
(-1.65%)
Direct
01/05/2026
01/07/2026
Ju Chi-Hong
Senior VP, Systems & GM, Asia
Officer
Sell
-7,728 @ $75.58
($584,105.42)
146,039
(-5.03%)
Direct
12/30/2025
12/31/2025
Ju Chi-Hong
Senior VP, Systems & GM, Asia
Officer
Sell
-3,765 @ $70.32
($264,754.80)
153,767
(-2.39%)
Direct
12/30/2025
01/23/2026
Ju Chi-Hong
Senior VP, Systems & GM, Asia
Officer
Sell
-7,945 @ $70.25
($558,136.25)
149,587
(-5.04%)
Direct
12/26/2025
12/29/2025
Paisley Christopher B
Director
Sell
-500 @ $72.18
($36,090.00)
41,279
(-1.20%)
Direct
12/18/2025
12/19/2025
Young John Alexander
CFO
CFO
Sell
-3,791 @ $72.96
($276,591.36)
102,738
(-3.56%)
Direct
12/17/2025
12/19/2025
Ju Chi-Hong
Senior VP, Systems & GM, Asia
Officer
Sell
-1,342 @ $71.82
($96,382.44)
157,532
(-0.84%)
Direct
12/17/2025
12/19/2025
Lee Chan W
Chief Operations Officer
Officer
Sell
-2,406 @ $71.82
($172,798.92)
124,566
(-1.89%)
Direct
12/17/2025
12/19/2025
Wang Feng-Ming
CEO
CEO
Director
Sell
-4,950 @ $71.82
($355,509.00)
783,979
(-0.63%)
Direct
12/17/2025
12/19/2025
Young John Alexander
CFO
CFO
Sell
-2,579 @ $71.82
($185,223.78)
106,529
(-2.36%)
Direct
12/16/2025
12/18/2025
Schwarting Elizabeth M
Director
Sell
-624 @ $72.38
($45,163.31)
6,690
(-8.53%)
Direct
10/14/2025
10/15/2025
Ju Chi-Hong
Senior VP, Systems & GM, Asia
Officer
Sell
-6,156 @ $80.96
($498,389.76)
158,874
(-3.73%)
Direct
10/13/2025
10/15/2025
Ju Chi-Hong
Senior VP, Systems & GM, Asia
Officer
Sell
-5,057 @ $81.29
($411,093.14)
165,030
(-2.97%)
Direct
10/06/2025
10/08/2025
Schwarting Elizabeth M
Director
Sell
-2,664 @ $85.38
($227,444.86)
7,314
(-26.70%)
Direct
09/17/2025
09/19/2025
Ju Chi-Hong
Sr. Vice President, Systems
Officer
Sell
-1,168 @ $79.43
($92,774.24)
170,087
(-0.68%)
Direct
09/17/2025
09/19/2025
Kohn Leslie
Chief Technology Officer
Officer
Director
Sell
-2,249 @ $79.43
($178,638.07)
977,428
(-0.23%)
Direct
09/17/2025
09/19/2025
Lee Chan W
Chief Operating Officer
Officer
Sell
-1,947 @ $79.43
($154,650.21)
126,972
(-1.51%)
Direct
09/17/2025
09/19/2025
Wang Feng-Ming
CEO
CEO
Director
Sell
-4,928 @ $79.43
($391,431.04)
788,929
(-0.62%)
Direct
09/17/2025
09/19/2025
Young John Alexander
CFO
CFO
Sell
-2,566 @ $79.43
($203,817.38)
109,108
(-2.30%)
Direct
09/10/2025
09/12/2025
Chen Yun-Lung
VP, Business Development
Officer
Sell
-8,492 @ $84.42
($716,894.64)
61,651
(-12.11%)
Direct
06/25/2025
10b5-1
06/27/2025
Paisley Christopher B
Director
Sell
-1,000 @ $62.58
($62,580.00)
39,281
(-2.48%)
Direct