InsiderTrades

Ju Chi-Hong

SEC CIK 1882831 · EDGAR

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

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
AMBAAMBARELLA INCSr. VP, Systems 154.2K — $10.14M 582021-12-032026-09-17

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 58

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 Ju Chi-Hong Senior VP, Systems, GM S - Sale $64.83 -2,009 154.2K -1% -$130.2K
2026-07-02 16:58 2026-07-01 AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM S - Sale $88.84 -10.0K 155.9K -6% -$888.4K
2026-06-18 16:54 2026-06-17 AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM S - Sale $67.87 -2,017 165.9K -1% -$136.9K
D 2026-03-19 2026-03-17 AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM, Asia M - OptEx — +9,553 168.9K +6% —
DM 2026-03-19 2026-03-17+ AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM, Asia S - Sale+OE $53.20 -6,884 167.9K -4% -$366.2K
D 2026-03-19 2026-03-18 AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM, Asia A - Grant $0.00 +5,930 170.1K +4% $0
D 2026-03-04 2026-03-02 AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM, Asia A - Grant $0.00 +17.3K 159.2K +12% $0
A 2026-01-23 2025-12-30 AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM, Asia S - Sale $70.25 -7,945 149.6K -5% -$558.1K
2026-01-07 2026-01-05 AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM, Asia S - Sale $75.58 -7,728 146.0K -5% -$584.1K
2025-12-31 2025-12-30 AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM, Asia S - Sale $70.32 -3,765 153.8K -2% -$264.8K
2025-12-19 2025-12-17 AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM, Asia S - Sale $71.82 -1,342 157.5K -0.8% -$96.4K
M 2025-10-15 2025-10-13+ AMBA AMBARELLA INC Ju Chi-Hong Senior VP, Systems, GM, Asia S - Sale $81.11 -11.2K 158.9K -7% -$909.5K
2025-09-19 2025-09-17 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $79.43 -1,168 170.1K -0.7% -$92.8K
2025-06-20 2025-06-17 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $52.26 -1,108 171.0K -0.6% -$57.9K
2025-03-20 2025-03-18 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $55.02 -1,034 172.1K -0.6% -$56.9K
D 2025-03-07 2025-03-06 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $55.11 -1,859 172.9K -1% -$102.4K
DM 2025-03-07 2025-02-28+ AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems A - Grant $0.00 +17.2K 170.0K +11% $0
2024-12-18 2024-12-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $75.41 -1,048 157.6K -0.7% -$79.0K
M 2024-12-10 2024-12-09 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $75.71 -5,118 161.7K -3% -$387.5K
2024-12-10 2024-12-09 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems G - Gift $0.00 -593 163.8K -0.4% $0
2024-12-06 2024-12-04 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems G - Gift $0.00 -5,000 164.4K -3% $0
I 2024-12-06 2024-12-04 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems G - Gift $0.00 +5,000 8,000 +167% $0
2024-09-19 2024-09-17 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $53.54 -1,050 172.4K -0.6% -$56.2K
2024-06-27 2024-06-26 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $52.90 -6,000 173.2K -3% -$317.4K
D 2024-06-24 2024-06-21 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale+OE $55.53 -8,900 179.2K -5% -$494.2K
D 2024-06-24 2024-06-21 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems M - OptEx $38.92 +8,900 188.1K +5% +$346.4K
2024-06-20 2024-06-18 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $55.48 -1,059 179.2K -0.6% -$58.8K
M 2024-06-11 2024-06-07+ AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $57.11 -4,191 182.1K -2% -$239.4K
2024-03-20 2024-03-18 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $49.27 -778 184.4K -0.4% -$38.3K
2024-03-11 2024-03-07 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems A - Grant $0.00 +1,224 185.5K +0.7% $0
2024-03-11 2024-03-08 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $57.16 -509 185.0K -0.3% -$29.1K
D 2024-03-04 2024-02-29 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems A - Grant $0.00 +15.9K 184.3K +9% $0
2023-12-21 2023-12-19 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $63.04 -1,074 168.4K -0.6% -$67.7K
2023-09-20 2023-09-18 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $57.30 -1,048 169.5K -0.6% -$60.1K
2023-07-10 2023-07-07 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $81.81 -4,251 170.3K -2% -$347.8K
2023-06-20 2023-06-20 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $84.80 -1,015 174.6K -0.6% -$86.1K
2023-06-20 2023-06-15 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems A - Grant $0.00 +17.8K 175.6K +11% $0
2023-06-09 2023-06-08 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $82.62 -4,165 157.8K -3% -$344.1K
D 2023-03-17 2023-03-15 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems M - OptEx — +12.5K 166.4K +8% —
D 2023-03-17 2023-03-17 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale+OE $76.85 -4,402 162.0K -3% -$338.3K
2022-12-22 2022-12-22 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $81.16 -2,000 153.7K -1% -$162.3K
D 2022-12-20 2022-12-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems M - OptEx — +2,485 157.7K +2% —
DM 2022-12-20 2022-12-16+ AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale+OE $82.52 -2,026 155.7K -1% -$167.2K
D 2022-09-20 2022-09-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale+OE $63.25 -1,272 155.2K -0.8% -$80.5K
D 2022-09-20 2022-09-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems M - OptEx — +2,485 156.5K +2% —
D 2022-06-17 2022-06-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems M - OptEx — +2,483 155.2K +2% —
D 2022-06-17 2022-06-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale+OE $66.26 -1,340 153.9K -0.9% -$88.8K
D 2022-03-18 2022-03-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems M - OptEx — +31.4K 167.3K +23% —
D 2022-03-18 2022-03-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale+OE $91.20 -14.6K 152.7K -9% -$1.33M
2022-03-14 2022-03-14 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $84.42 -1,315 135.8K -1.0% -$111.0K
2022-03-10 2022-03-08 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems A - Grant $0.00 +3,611 137.1K +3% $0
M 2022-01-05 2021-12-07 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $221.91 -1,000 133.2K -0.7% -$221.9K
2022-01-03 2021-12-30 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $206.11 -536 134.5K -0.4% -$110.5K
2021-12-28 2021-12-27 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale $209.98 -402 135.1K -0.3% -$84.4K
D 2021-12-17 2021-12-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale+OE $188.90 -1,595 135.5K -1% -$301.3K
D 2021-12-17 2021-12-16 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems M - OptEx — +2,895 137.1K +2% —
2021-12-07 2021-12-03 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems S - Sale+OE $192.69 -1,495 134.2K -1% -$288.1K
2021-12-07 2021-12-03 AMBA AMBARELLA INC Ju Chi-Hong Sr. VP, Systems M - OptEx — +2,897 135.7K +2% —

Purchase Sale Sale after option exercise All abbreviations