InsiderTrades

Lee Chan W

SEC CIK 1882825 · EDGAR

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

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
AMBAAMBARELLA INCChief Ops Off 154.4K — $8.26M 432021-12-032026-09-17

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 43

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-09-18 16:50 2026-09-17 AMBA AMBARELLA INC Lee Chan W Chief Ops Off S - Sale $64.83 -2,893 154.4K -2% -$187.6K
2026-06-18 16:55 2026-06-17 AMBA AMBARELLA INC Lee Chan W Chief Ops Off S - Sale $67.87 -2,951 157.1K -2% -$200.3K
D 2026-03-19 2026-03-17 AMBA AMBARELLA INC Lee Chan W Chief Ops Off M - OptEx — +13.7K 163.1K +9% —
DM 2026-03-19 2026-03-17+ AMBA AMBARELLA INC Lee Chan W Chief Ops Off S - Sale+OE $53.25 -10.4K 160.0K -6% -$552.2K
D 2026-03-19 2026-03-18 AMBA AMBARELLA INC Lee Chan W Chief Ops Off A - Grant $0.00 +7,320 163.7K +5% $0
D 2026-03-04 2026-03-02 AMBA AMBARELLA INC Lee Chan W Chief Ops Off A - Grant $0.00 +24.7K 149.3K +20% $0
2025-12-19 2025-12-17 AMBA AMBARELLA INC Lee Chan W Chief Ops Off S - Sale $71.82 -2,406 124.6K -2% -$172.8K
2025-09-19 2025-09-17 AMBA AMBARELLA INC Lee Chan W COO S - Sale $79.43 -1,947 127.0K -2% -$154.7K
2025-06-20 2025-06-17 AMBA AMBARELLA INC Lee Chan W COO S - Sale $52.26 -1,601 128.7K -1% -$83.7K
2025-03-20 2025-03-18 AMBA AMBARELLA INC Lee Chan W COO S - Sale $55.02 -1,468 130.3K -1% -$80.8K
DM 2025-03-07 2025-02-28+ AMBA AMBARELLA INC Lee Chan W COO A - Grant $0.00 +23.7K 128.2K +23% $0
D 2025-03-07 2025-03-06 AMBA AMBARELLA INC Lee Chan W COO S - Sale $55.11 -2,108 131.5K -2% -$116.2K
M 2025-01-17 2025-01-15+ AMBA AMBARELLA INC Lee Chan W COO S - Sale $76.56 -2,000 109.9K -2% -$153.1K
M 2025-01-14 2025-01-10+ AMBA AMBARELLA INC Lee Chan W COO S - Sale $74.43 -3,000 112.9K -3% -$223.3K
M 2025-01-08 2025-01-06+ AMBA AMBARELLA INC Lee Chan W COO S - Sale $77.12 -3,000 115.9K -3% -$231.4K
M 2025-01-03 2025-01-02+ AMBA AMBARELLA INC Lee Chan W COO S - Sale $74.19 -2,000 117.9K -2% -$148.4K
2024-12-18 2024-12-16 AMBA AMBARELLA INC Lee Chan W COO S - Sale $75.41 -1,488 119.9K -1% -$112.2K
2024-09-19 2024-09-17 AMBA AMBARELLA INC Lee Chan W COO S - Sale $53.54 -1,490 121.4K -1% -$79.8K
2024-06-20 2024-06-18 AMBA AMBARELLA INC Lee Chan W COO S - Sale $55.48 -1,504 122.6K -1% -$83.4K
2024-03-20 2024-03-18 AMBA AMBARELLA INC Lee Chan W COO S - Sale $49.27 -1,075 124.1K -0.9% -$53.0K
2024-03-11 2024-03-07 AMBA AMBARELLA INC Lee Chan W COO A - Grant $0.00 +1,545 125.6K +1% $0
2024-03-11 2024-03-08 AMBA AMBARELLA INC Lee Chan W COO S - Sale $57.16 -642 125.0K -0.5% -$36.7K
D 2024-03-04 2024-02-29 AMBA AMBARELLA INC Lee Chan W COO A - Grant $0.00 +22.8K 124.1K +22% $0
2023-12-21 2023-12-19 AMBA AMBARELLA INC Lee Chan W COO S - Sale $63.04 -1,520 101.3K -1% -$95.8K
2023-09-20 2023-09-18 AMBA AMBARELLA INC Lee Chan W COO S - Sale $57.30 -1,484 102.9K -1% -$85.0K
2023-06-20 2023-06-15 AMBA AMBARELLA INC Lee Chan W COO A - Grant $0.00 +25.2K 105.7K +31% $0
2023-06-20 2023-06-20 AMBA AMBARELLA INC Lee Chan W COO S - Sale $84.80 -1,492 104.2K -1% -$126.5K
D 2023-03-17 2023-03-15 AMBA AMBARELLA INC Lee Chan W COO M - OptEx — +22.8K 89.9K +34% —
D 2023-03-17 2023-03-17 AMBA AMBARELLA INC Lee Chan W COO S - Sale+OE $76.85 -9,430 80.4K -10% -$724.7K
D 2022-12-20 2022-12-16 AMBA AMBARELLA INC Lee Chan W COO S - Sale+OE $83.77 -2,055 66.9K -3% -$172.1K
D 2022-12-20 2022-12-16 AMBA AMBARELLA INC Lee Chan W COO M - OptEx — +4,049 68.9K +6% —
D 2022-09-20 2022-09-16 AMBA AMBARELLA INC Lee Chan W COO S - Sale+OE $63.25 -2,072 64.9K -3% -$131.1K
D 2022-09-20 2022-09-16 AMBA AMBARELLA INC Lee Chan W COO M - OptEx — +4,049 67.0K +6% —
D 2022-06-17 2022-06-16 AMBA AMBARELLA INC Lee Chan W COO S - Sale+OE $66.25 -2,184 62.8K -3% -$144.7K
D 2022-06-17 2022-06-16 AMBA AMBARELLA INC Lee Chan W COO M - OptEx — +4,047 65.0K +7% —
D 2022-03-18 2022-03-16 AMBA AMBARELLA INC Lee Chan W COO S - Sale+OE $91.20 -31.4K 60.9K -34% -$2.87M
D 2022-03-18 2022-03-16 AMBA AMBARELLA INC Lee Chan W COO M - OptEx — +64.8K 92.4K +235% —
2022-03-14 2022-03-14 AMBA AMBARELLA INC Lee Chan W COO S - Sale $84.42 -1,595 27.5K -5% -$134.6K
2022-03-10 2022-03-08 AMBA AMBARELLA INC Lee Chan W COO A - Grant $0.00 +4,401 29.1K +18% $0
D 2021-12-17 2021-12-16 AMBA AMBARELLA INC Lee Chan W COO M - OptEx — +5,443 27.7K +24% —
D 2021-12-17 2021-12-16 AMBA AMBARELLA INC Lee Chan W COO S - Sale+OE $188.84 -2,997 24.7K -11% -$566.0K
2021-12-07 2021-12-03 AMBA AMBARELLA INC Lee Chan W COO S - Sale+OE $192.69 -2,808 22.2K -11% -$541.1K
2021-12-07 2021-12-03 AMBA AMBARELLA INC Lee Chan W COO M - OptEx — +5,445 25.1K +28% —

Purchase Sale Sale after option exercise All abbreviations