Skip to content
sellWeak cluster of 210b5-1 plan

Claudia Chen sold $161k of AOSL

director at ALPHA & OMEGA SEMICONDUCTOR Ltd. 4,061 shares at an average of $39.53, traded May 22, 2026, filed May 26, 2026.

Warning score
19
Value
$161k
4,061 shares
Holdings after
28,192
-13% from before
From 52-week low
+139%
low $17.47, close $41.72
From 52-week high
-15%
high $49.33, as of May 22, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $161k at market
    +11
  • Share of holdings sold
    Sold 13% of holdings
    +5
  • Cluster
    2 insiders selling within 14 days
    +8
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

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.

AOSLOct 9, 2026 · close 27.87
Since filing May 26, 2026: -41.8%SPY +4.2% · excess -46.0%

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 0001628280-26-038059, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 22, 2026SOpen-market sale
Common Share10b5-1
-3,844$39.47$152k28,409May 26, 2026
May 22, 2026SOpen-market sale
Common Share10b5-1
-217$40.54$8,79728,192May 26, 2026

Related signals

Other insiders at ALPHA & OMEGA SEMICONDUCTOR Ltd and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
0Weak
AOSLsell10b5-1
ALPHA & OMEGA SEMICONDUCTOR Ltd
Bing Xue
EVP-WW Sales & Bus Development
$30k
875 shares
-1%
8Weak
AOSLsell10b5-1
ALPHA & OMEGA SEMICONDUCTOR Ltd
Bing Xue
EVP-WW Sales & Bus Development
$231k
4,916 shares
-4%
15Weak
AOSLsell 210b5-1
ALPHA & OMEGA SEMICONDUCTOR Ltd
Bing Xue
EVP-WW Sales & Bus Development
$202k
4,916 shares
-4%
17Weak
AOSLsell 310b5-1
ALPHA & OMEGA SEMICONDUCTOR Ltd
Bing Xue
EVP-WW Sales & Bus Development
$57k
1,832 shares
-1%
38Weak
AOSLsell 310b5-1
ALPHA & OMEGA SEMICONDUCTOR Ltd
Stephen Chunping Chang
Chief Executive Officer
$513k
14,884 shares
-2%
31Weak
AOSLsell 310b5-1
ALPHA & OMEGA SEMICONDUCTOR Ltd
Yifan Liang
CFO and Corp Secretary
$302k
8,625 shares
-3%
32Weak
AOSLsell 310b5-1
ALPHA & OMEGA SEMICONDUCTOR Ltd
Stephen Chunping Chang
Chief Executive Officer
$178k
5,594 shares
-1%
39Weak
AOSLsell 310b5-1
ALPHA & OMEGA SEMICONDUCTOR Ltd
Yifan Liang
CFO and Corp Secretary
$810k
26,517 shares
-9%
2Weak
AOSLsell10b5-1
ALPHA & OMEGA SEMICONDUCTOR Ltd
Bing Xue
EVP-WW Sales & Bus Development
$53k
2,408 shares
-2%
38Weak
AOSLbuy
ALPHA & OMEGA SEMICONDUCTOR Ltd
Mike F Chang
Executive Chairman
$641k
33,727 shares
+1%

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.

Claudia Chen sold $161k of AOSL | InsiderTell