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sellModerate cluster of 2

Hung-Lun (Fred) Chang sold $3.5M of AAOI

*** See Remarks at APPLIED OPTOELECTRONICS, INC.. 32,172 shares at an average of $110.21, traded Sep 8, 2026, filed Sep 10, 2026.

Warning score
53
Value
$3.5M
32,172 shares
Holdings after
249,276
-11% from before
From 52-week low
+472%
low $19.49, close $111.55
From 52-week high
-50%
high $223.10, as of Sep 8, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $3.5M at market
    +25
  • Share of holdings sold
    Sold 11% of holdings
    +5
  • Cluster
    2 insiders selling within 14 days
    +8

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.

AAOIOct 9, 2026 · close 109.64
Since filing Sep 10, 2026: +6.1%SPY +3.0% · excess +3.2%

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 0001683168-26-007059, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 8, 2026SOpen-market sale
Common Stock, $.001 par value
-32,172$110.21$3.5M249,27633 d ago

Related signals

Other insiders at APPLIED OPTOELECTRONICS, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
16Weak
AAOIsell10b5-1
APPLIED OPTOELECTRONICS, INC.
Shu-Hua (Joshua) Yeh
*** See Remarks
$720k
6,000 shares
-2%
26Weak
AAOIsell 210b5-1
APPLIED OPTOELECTRONICS, INC.
Stefan J. Murry
Chief Financial Officer
$421k
4,000 shares
-1%
35Weak
AAOIsell 510b5-1
APPLIED OPTOELECTRONICS, INC.
Shu-Hua (Joshua) Yeh
*** See Remarks
$1.0M
6,000 shares
-1%
40Moderate
AAOIsell 510b5-1
APPLIED OPTOELECTRONICS, INC.
Hung-Lun (Fred) Chang
*** See Remarks
$6.9M
40,329 shares
-12%
55Moderate
AAOIsell 6
APPLIED OPTOELECTRONICS, INC.
Hung-Lun (Fred) Chang
*** See Remarks
$5.7M
34,000 shares
-9%
60Notable
AAOIsell 6
APPLIED OPTOELECTRONICS, INC.
David C Kuo
*** See Remarks
$4.9M
29,227 shares
-16%
65Notable
AAOIsell 6
APPLIED OPTOELECTRONICS, INC.
Chih-Hsiang (Thompson) Lin
President and CEO
$9.8M
59,000 shares
-4%
62Notable
AAOIsell 6
APPLIED OPTOELECTRONICS, INC.
Stefan J. Murry
Chief Financial Officer
$5.5M
33,000 shares
-8%
55Moderate
AAOIsell 6
APPLIED OPTOELECTRONICS, INC.
Shu-Hua (Joshua) Yeh
*** See Remarks
$4.8M
28,826 shares
-7%
38Weak
AAOIsell 610b5-1
APPLIED OPTOELECTRONICS, INC.
Stefan J. Murry
Chief Financial Officer
$686k
4,000 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.