Chang Hung-Lun (Fred)

SEC Form 4 insider
*** See Remarks · APPLIED OPTOELECTRONICS, INC. ($AAOI)
1 thesis · first seen Sep 10, 2026
WindowThesesResolvedWinsWin rateAvg returnMedian return
1d1100%+2.0%+2.0%
3d1100%+2.0%+2.0%
1w111100%-5.1%-5.1%
1m1100%+6.1%+6.1%
3m000———
6m000———
1y000———

Past performance does not predict future results. Informational only, not investment advice.

Thesis history

$AAOISEC Form 4bearish
Sold 32,172 @ $110.21 avg · $3,545,676 · 2026-09-08

Form 4: Chang Hung-Lun (Fred) sold AAOI

Chang Hung-Lun (Fred) (*** See Remarks at APPLIED OPTOELECTRONICS, INC.) reported an open-market sale of 32,172 shares of AAOI at an average $110.21, roughly $3,545,676, in a Form 4 filed 2026-09-10.

At post $103.29Now $78.20-24.3% since postedas of Oct 19, 4:30 PM ET
1d+2.0%
3d+2.0%
1w-5.1%
1m+6.1%
3m—
6m—
1y—
View filing on SEC.gov →

End of results.