Insider Transactions last 24 months for Ambarella, Inc. - NSDQ: AMBA
Transactions
All
Buy
Sell
Option Exercise
Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Wang Feng-Ming CEO 09/17/2025 DS Direct COM 4,928 $79.43 $391,431.04 788,929 Ju Chi-Hong Sr. Vice President, Systems 09/17/2025 DS Direct COM 1,168 $79.43 $92,774.24 170,087 Kohn Leslie Chief Technology Officer 09/17/2025 DS Direct COM 2,249 $79.43 $178,638.07 977,428 Lee Chan W Chief Operating Officer 09/17/2025 DS Direct COM 1,947 $79.43 $154,650.21 126,972 Young John Alexander CFO 09/17/2025 DS Direct COM 2,566 $79.43 $203,817.38 109,108 Chen Yun-Lung VP, Business Development 09/10/2025 DS Direct COM 8,492 $84.42 $716,894.64 61,651 Hu Chenming Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 29,516 Paisley Christopher B Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 41,779 Richardson David Jeffrey Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 5,029 Hon Hsiao-Wuen Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 30,776 Schwarting Elizabeth M Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 9,978 Breithaupt Chantelle Yvette Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 4,940 Paisley Christopher B Director 06/25/2025 DS Direct COM 1,000 $62.58 $62,580.00 39,281 Wang Feng-Ming CEO 06/17/2025 DS Direct COM 4,677 $52.26 $244,420.02 793,634 Ju Chi-Hong Sr. Vice President, Systems 06/17/2025 DS Direct COM 1,108 $52.26 $57,904.08 171,032 Kohn Leslie Chief Technology Officer 06/17/2025 DS Direct COM 1,715 $52.26 $89,625.90 979,677 Lee Chan W Chief Operating Officer 06/17/2025 DS Direct COM 1,601 $52.26 $83,668.26 128,696 Day Christopher VP, Marketing 06/17/2025 DS Direct COM 342 $52.26 $17,872.92 15,099 Young John Alexander CFO 06/17/2025 DS Direct COM 2,435 $52.26 $127,253.10 111,451 Paisley Christopher B Director 03/25/2025 DS Direct COM 500 $55.50 $27,750.00 40,281 Wang Feng-Ming CEO 03/18/2025 DS Direct COM 3,194 $55.02 $175,733.88 798,311 Ju Chi-Hong Sr. Vice President, Systems 03/18/2025 DS Direct COM 1,034 $55.02 $56,890.68 172,140 Kohn Leslie Chief Technology Officer 03/18/2025 DS Direct COM 1,584 $55.02 $87,151.68 981,392 Lee Chan W Chief Operating Officer 03/18/2025 DS Direct COM 1,468 $55.02 $80,769.36 130,297 Day Christopher VP, Marketing 03/18/2025 DS Direct COM 479 $55.02 $26,354.58 15,441
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Hu Chenming Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 29,516 Paisley Christopher B Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 41,779 Richardson David Jeffrey Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 5,029 Hon Hsiao-Wuen Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 30,776 Schwarting Elizabeth M Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 9,978 Breithaupt Chantelle Yvette Director 09/02/2025 AA Direct COM 2,498 $0.00 $0.00 4,940 Wang Feng-Ming CEO 03/05/2025 AA Direct COM 11,024 $0.00 $0.00 805,375 Ju Chi-Hong Sr. Vice President, Systems 03/05/2025 AA Direct COM 4,773 $0.00 $0.00 174,799 Kohn Leslie Chief Technology Officer 03/05/2025 AA Direct COM 6,056 $0.00 $0.00 985,292 Lee Chan W Chief Operating Officer 03/05/2025 AA Direct COM 5,465 $0.00 $0.00 133,639 Chen Yun-Lung VP, Business Development 03/05/2025 AA Direct COM 2,249 $0.00 $0.00 70,143 Day Christopher VP, Marketing 03/05/2025 AA Direct COM 1,990 $0.00 $0.00 16,520 Young John Alexander CFO 03/05/2025 AA Direct COM 4,637 $0.00 $0.00 118,418 Wang Feng-Ming CEO 02/28/2025 AA Direct COM 39,120 $0.00 $0.00 794,351 Ju Chi-Hong Sr. Vice President, Systems 02/28/2025 AA Direct COM 12,388 $0.00 $0.00 170,026 Kohn Leslie Chief Technology Officer 02/28/2025 AA Direct COM 19,560 $0.00 $0.00 979,236 Lee Chan W Chief Operating Officer 02/28/2025 AA Direct COM 18,256 $0.00 $0.00 128,174 Chen Yun-Lung VP, Business Development 02/28/2025 AA Direct COM 5,868 $0.00 $0.00 67,894 Young John Alexander CFO 02/28/2025 AA Direct COM 12,388 $0.00 $0.00 113,781 Richardson David Jeffrey Director 01/15/2025 AG Indirect COM 1,648 $0.00 $0.00 23,281 Ju Chi-Hong Sr. Vice President, Systems 12/04/2024 AG Indirect COM 5,000 $0.00 $0.00 8,000 Hu Chenming Director 08/29/2024 AA Direct COM 3,374 $0.00 $0.00 27,018 Paisley Christopher B Director 08/29/2024 AA Direct COM 3,374 $0.00 $0.00 42,781 Richardson David Jeffrey Director 08/29/2024 AA Direct COM 3,374 $0.00 $0.00 4,179 Hon Hsiao-Wuen Director 08/29/2024 AA Direct COM 3,374 $0.00 $0.00 28,655
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Wang Feng-Ming CEO 09/17/2025 DS Direct COM 4,928 $79.43 $391,431.04 788,929 Ju Chi-Hong Sr. Vice President, Systems 09/17/2025 DS Direct COM 1,168 $79.43 $92,774.24 170,087 Kohn Leslie Chief Technology Officer 09/17/2025 DS Direct COM 2,249 $79.43 $178,638.07 977,428 Lee Chan W Chief Operating Officer 09/17/2025 DS Direct COM 1,947 $79.43 $154,650.21 126,972 Young John Alexander CFO 09/17/2025 DS Direct COM 2,566 $79.43 $203,817.38 109,108 Chen Yun-Lung VP, Business Development 09/10/2025 DS Direct COM 8,492 $84.42 $716,894.64 61,651 Paisley Christopher B Director 06/25/2025 DS Direct COM 1,000 $62.58 $62,580.00 39,281 Wang Feng-Ming CEO 06/17/2025 DS Direct COM 4,677 $52.26 $244,420.02 793,634 Ju Chi-Hong Sr. Vice President, Systems 06/17/2025 DS Direct COM 1,108 $52.26 $57,904.08 171,032 Kohn Leslie Chief Technology Officer 06/17/2025 DS Direct COM 1,715 $52.26 $89,625.90 979,677 Lee Chan W Chief Operating Officer 06/17/2025 DS Direct COM 1,601 $52.26 $83,668.26 128,696 Day Christopher VP, Marketing 06/17/2025 DS Direct COM 342 $52.26 $17,872.92 15,099 Young John Alexander CFO 06/17/2025 DS Direct COM 2,435 $52.26 $127,253.10 111,451 Paisley Christopher B Director 03/25/2025 DS Direct COM 500 $55.50 $27,750.00 40,281 Wang Feng-Ming CEO 03/18/2025 DS Direct COM 3,194 $55.02 $175,733.88 798,311 Ju Chi-Hong Sr. Vice President, Systems 03/18/2025 DS Direct COM 1,034 $55.02 $56,890.68 172,140 Kohn Leslie Chief Technology Officer 03/18/2025 DS Direct COM 1,584 $55.02 $87,151.68 981,392 Lee Chan W Chief Operating Officer 03/18/2025 DS Direct COM 1,468 $55.02 $80,769.36 130,297 Day Christopher VP, Marketing 03/18/2025 DS Direct COM 479 $55.02 $26,354.58 15,441 Young John Alexander CFO 03/18/2025 DS Direct COM 2,103 $55.02 $115,707.06 113,886 Schwarting Elizabeth M Director 03/17/2025 DD Direct COM 422 $55.90 $23,591.49 7,480 Wang Feng-Ming CEO 03/06/2025 DS Direct COM 4,104 $55.11 $226,171.44 801,271 Ju Chi-Hong Sr. Vice President, Systems 03/06/2025 DS Direct COM 1,859 $55.11 $102,449.49 172,940 Kohn Leslie Chief Technology Officer 03/06/2025 DS Direct COM 2,316 $55.11 $127,634.76 982,976 Lee Chan W Chief Operating Officer 03/06/2025 DS Direct COM 2,108 $55.11 $116,171.88 131,531
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Wang Feng-Ming CEO 09/05/2024 AM Direct COM 31,618 $38.92 $1,230,572.56 835,192 Wang Feng-Ming CEO 09/04/2024 AM Direct COM 4,382 $38.92 $170,547.44 807,956 Chen Yun-Lung VP, Business Development 09/03/2024 AM Direct COM 5,963 $38.92 $232,079.96 67,989 Ju Chi-Hong Sr. Vice President, Systems 06/21/2024 AM Direct COM 8,900 $38.92 $346,388.00 188,093 Richardson David Jeffrey Director 12/06/2023 AM Direct COM 6,667 $31.25 $208,343.75 30,494 Richardson David Jeffrey Director 12/06/2023 AM Direct COM 1,389 $38.92 $54,059.88 23,827
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Transaction Type Key A = Acquired, D = Disposed A = Grant, award or other acquisition pursuant to Rule 16b-3(d)
C = Conversion of derivative security |
D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) |
E = Expiration of short derivative position |
F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. |
G = Gift |
H = Expiration (or cancellation) of long derivative position with value received |
I = Discretionary transaction in accordance with Rule 16b-3(f) |
J = Other |
L = Small acquisition under Rule 16a-6 |
M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 |
O = Exercise of out-of-the-money derivative security |
P = Open market or private purchase |
S = Open market or private sale |
U = Disposition pursuant to a tender of shares in a change of control transaction |
W = Acquisition or disposition by will or the laws of descent and distribution |
X = Exercise of in-the-money or at-the-money derivative security |
Z = Deposit into or withdrawal from voting trust
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