Lin Chih-Hsiang (Thompson)

Executive buyer

Director, President and CEO · APPLIED OPTOELECTRONICS, INC.

Every open-market stock purchase Lin Chih-Hsiang (Thompson) has reported to the SEC on Form 4 that met our signal bar, parsed straight from the filings. This page tracks where those buys landed inside insider clusters and how the prices paid compare to where the stock trades now.

Total bought
$860.4K
Open-market buys
5
Companies
1
Last buy
Aug 14, 2025

Where the buys stand today

  • AAOI
    APPLIED OPTOELECTRONICS, INC.
    +506.5% vs price paid

    5 purchases totalling $860.4K at an average of $20.34 per share; the stock last traded at $123.36. See all insider buying in AAOI →

    Avg price paid
    $20.34
    Latest price
    $123.36
    Market cap
    $9.9B

Cluster participation

Qualifying buys grouped with other insiders buying the same stock — the pattern this site exists to catch.

All reported buys

DateTickerSharesPriceValueFiling
Aug 14, 2025
AAOIcluster
5,750$21.62$124.3KSEC ↗
Aug 13, 2025
AAOIcluster
8,850$22.53$199.4KSEC ↗
Aug 12, 2025
AAOIcluster
6,500$23.14$150.4KSEC ↗
May 13, 202511,000$18.20$200.2KSEC ↗
May 13, 202510,200$18.24$186.0KSEC ↗

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About this data

Figures are parsed from Lin Chih-Hsiang (Thompson)'s Form 4 filings on SEC EDGAR (CIK 1587420) and cover open-market purchases (transaction code P) — grants, option exercises, and sales are excluded, which is why totals here can differ from raw filing counts. Every row links to its source document.

This page is informational and reflects public filing data. It is not investment advice.