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sellModerate cluster of 8

Chi-Hong Ju sold $387k of AMBA

Sr. Vice President, Systems at AMBARELLA INC. 5,118 shares at an average of $75.71, traded Dec 9, 2024, filed Dec 10, 2024.

Warning score
46
Value
$387k
5,118 shares
Holdings after
158,686
-3% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $387k at market
    +16
  • Share of holdings sold
    Sold 3.1% of holdings
    0
  • Cluster
    8 insiders selling within 14 days
    +15

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

AMBAOct 9, 2026 · close 67.43
Since filing Dec 10, 2024: -6.6%SPY +32.1% · excess -38.8%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001280263-24-000057, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 9, 2024GGift
Ordinary Shares
-593$0.00$0163,804Dec 10, 2024
Dec 9, 2024SOpen-market sale
Ordinary Shares
-2,118$75.69$160k161,686Dec 10, 2024
Dec 9, 2024SOpen-market sale
Ordinary Shares
-3,000$75.72$227k158,686Dec 10, 2024

Related signals

Other insiders at AMBARELLA INC and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
10Weak
AMBAsell 510b5-1
AMBARELLA INC
Christopher B Paisley
director
$18k
250 shares
-1%
28Weak
AMBAsell 510b5-1
AMBARELLA INC
John Alexander Young
CFO
$128k
1,896 shares
-2%
49Moderate
AMBAsell 5
AMBARELLA INC
John Alexander Young
CFO
$203k
3,126 shares
-3%
47Moderate
AMBAsell 5
AMBARELLA INC
Chan W Lee
Chief Operations Officer
$188k
2,893 shares
-2%
41Moderate
AMBAsell 5
AMBARELLA INC
Chi-Hong Ju
Senior VP, Systems & GM
$130k
2,009 shares
-1%
56Moderate
AMBAsell 5
AMBARELLA INC
Feng-Ming Wang
CEO
$395k
6,086 shares
-1%
56Moderate
AMBAsell 6
AMBARELLA INC
Feng-Ming Wang
CEO
$391k
4,928 shares
-1%
40Moderate
AMBAsell 6
AMBARELLA INC
Chi-Hong Ju
Sr. Vice President, Systems
$93k
1,168 shares
-1%
42Moderate
AMBAsell 6
AMBARELLA INC
Leslie Kohn
Chief Technology Officer
$179k
2,249 shares
-0%
46Moderate
AMBAsell 6
AMBARELLA INC
Chan W Lee
Chief Operating Officer
$155k
1,947 shares
-2%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Chi-Hong Ju sold $387k of AMBA | InsiderTell