InsiderTrades

Wang Feng-Ming

SEC CIK 1558686 · EDGAR

Buying vs selling by month open-market trades, last 58 months, AMBA
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
AMBAAMBARELLA INCCEO, Dir 767.8K — $22.99M 512021-07-192026-09-17

Most active insiders at AMBA, 12 months

#InsiderTitleBoughtSold
1 Wang Feng-MingCEO, Dir —$10.07M
2 Ju Chi-HongSenior VP, Systems, GM, Asia —$3.93M
3 Young John AlexanderCFO —$1.69M
4 Chen Yun-LungVP, Business Development, M —$1.13M
5 Lee Chan WChief Ops Off —$1.11M
6 Schwarting Elizabeth MDir —$272.6K
7 PAISLEY CHRISTOPHER BDir —$51.6K
8 Breithaupt Chantelle YvetteDir ——
9 Bryant Gregory MDir ——
10 Hon Hsiao-WuenDir ——

Transactions 51

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-09-18 16:51 2026-09-17 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $64.83 -6,086 767.8K -0.8% -$394.6K
T 2026-07-02 16:57 2026-07-01 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $90.08 -16.2K 773.6K -2% -$1.46M
2026-06-18 16:54 2026-06-17 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $67.87 -6,204 799.9K -0.8% -$421.1K
2026-06-18 16:54 2026-06-17 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir G - Gift $0.00 -10.0K 789.9K -1% $0
MT 2026-05-28 20:02 2026-05-26 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $91.01 -32.5K 806.1K -4% -$2.96M
D 2026-03-19 2026-03-17 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx — +27.6K 849.9K +3% —
DM 2026-03-19 2026-03-17+ AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale+OE $53.18 -27.1K 838.6K -3% -$1.44M
D 2026-03-19 2026-03-18 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir A - Grant $0.00 +15.7K 846.6K +2% $0
DM 2026-03-04 2026-03-02 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale+OE $60.80 -50.0K 816.1K -6% -$3.04M
D 2026-03-04 2026-03-02 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir A - Grant $0.00 +53.2K 822.2K +7% $0
D 2026-03-04 2026-03-02 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx $41.36 +50.0K 819.0K +7% +$2.07M
2025-12-19 2025-12-17 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $71.82 -4,950 784.0K -0.6% -$355.5K
2025-12-19 2025-12-19 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir G - Gift $0.00 -15.0K 769.0K -2% $0
2025-09-19 2025-09-17 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $79.43 -4,928 788.9K -0.6% -$391.4K
2025-06-20 2025-06-17 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $52.26 -4,677 793.6K -0.6% -$244.4K
2025-03-20 2025-03-18 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $55.02 -3,194 798.3K -0.4% -$175.7K
DM 2025-03-07 2025-02-28+ AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir A - Grant $0.00 +50.1K 805.4K +7% $0
D 2025-03-07 2025-03-06 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $55.11 -4,104 801.3K -0.5% -$226.2K
2024-12-18 2024-12-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $75.41 -4,296 755.2K -0.6% -$324.0K
2024-10-09 2024-10-07 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir G - Gift $0.00 -40.0K 759.5K -5% $0
2024-09-19 2024-09-17 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $53.54 -4,301 799.5K -0.5% -$230.3K
DM 2024-09-06 2024-09-04+ AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale+OE $54.87 -36.0K 803.6K -4% -$1.98M
DM 2024-09-06 2024-09-04+ AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx $38.92 +36.0K 835.2K +5% +$1.40M
2024-06-20 2024-06-18 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $55.48 -3,058 803.6K -0.4% -$169.7K
2024-03-20 2024-03-18 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $49.27 -2,173 806.6K -0.3% -$107.1K
2024-03-11 2024-03-07 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir A - Grant $0.00 +3,396 809.9K +0.4% $0
2024-03-11 2024-03-08 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $57.16 -1,297 808.6K -0.2% -$74.1K
D 2024-03-04 2024-02-29 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir A - Grant $0.00 +45.9K 806.5K +6% $0
2023-12-21 2023-12-19 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $63.04 -3,093 760.6K -0.4% -$195.0K
2023-09-20 2023-09-18 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $57.30 -3,019 763.7K -0.4% -$173.0K
2023-06-20 2023-06-15 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir A - Grant $0.00 +51.4K 769.5K +7% $0
2023-06-20 2023-06-20 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $84.80 -3,039 766.5K -0.4% -$257.7K
D 2023-03-17 2023-03-15 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx — +37.4K 734.8K +5% —
D 2023-03-17 2023-03-17 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale+OE $76.85 -16.6K 718.2K -2% -$1.28M
D 2022-12-20 2022-12-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale+OE $83.77 -3,703 697.2K -0.5% -$310.2K
D 2022-12-20 2022-12-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx — +7,300 700.9K +1% —
D 2022-09-20 2022-09-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx — +7,301 697.4K +1% —
D 2022-09-20 2022-09-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale+OE $63.25 -3,736 693.6K -0.5% -$236.3K
D 2022-06-17 2022-06-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale+OE $66.26 -3,937 689.9K -0.6% -$260.9K
D 2022-06-17 2022-06-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx — +7,300 693.9K +1% —
D 2022-03-18 2022-03-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir A - Grant — +94.4K 733.5K +15% —
D 2022-03-18 2022-03-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $91.20 -46.9K 686.6K -6% -$4.28M
2022-03-14 2022-03-14 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale $84.42 -2,982 639.0K -0.5% -$251.7K
2022-03-10 2022-03-08 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir A - Grant $0.00 +8,463 642.0K +1% $0
D 2021-12-17 2021-12-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale+OE $188.91 -4,753 633.5K -0.7% -$897.9K
D 2021-12-17 2021-12-16 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx — +8,633 638.3K +1% —
D 2021-12-17 2021-12-13 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir G - Gift $0.00 -15.0K 629.6K -2% $0
2021-12-07 2021-12-03 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx — +8,632 649.1K +1% —
2021-12-07 2021-12-03 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir S - Sale+OE $192.69 -4,452 644.6K -0.7% -$857.9K
2021-11-02 2021-11-01 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir G - Gift $0.00 -10.0K 640.5K -2% $0
D 2021-07-20 2021-07-19 AMBA AMBARELLA INC Wang Feng-Ming CEO, Dir M - OptEx $8.82 +44.4K 650.4K +7% +$392.0K

Purchase Sale Sale after option exercise All abbreviations