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Transaction Breakdown

Companies & Roles

Discretionary Trading P&L

Holdings

Transaction History

About Chang Hung-Lun (Fred)

Chang Hung-Lun (Fred) (SEC CIK 0001587462) files insider reports with the SEC as Officer of APPLIED OPTOELECTRONICS, INC. (AAOI).

Signal8 holds 24 ownership filings by Chang Hung-Lun (Fred), all Form 4s, filed between Oct 24, 2024 and Oct 26, 2026. Those filings report 60 transactions, the latest on Oct 22, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Chang Hung-Lun (Fred)'s filings is in SUGAR LAND, TX.

Other insiders filing for APPLIED OPTOELECTRONICS, INC. (AAOI)

How to read Form 4 transaction codes