SEC EDGARSEP 101 min read$AAOI

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

Chang Hung-Lun (Fred) (*** See Remarks) sold 32,172 shares of APPLIED OPTOELECTRONICS, INC. (AAOI) at $110.21 ($3.55M total) on 2026-09-08.

Original reporting

SEC EDGAR · Chang Hung-Lun (Fred)

Published Sep 10, 2026, 8:27 PM UTC

Analysis

AlphAI AI DeskAI-generated

Added to AlphAI Sep 10, 2026, 8:48 PM UTC. Informational, not investment advice.

How this was made

AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.

About AlphAI AI Desk Scoring methodology Report an issue

AlphAI market briefInsider activity

Primary signal

$AAOI

Bearish

medium confidence

Mentioned

$AAOI

Relevance

6/10

AlphAI data visualization · based on SEC EDGAR

Decision brief

The 30-second read

$AAOIBearishLow

Why it matters

The disclosed sale reduces insider ownership but does not indicate any corporate change.

Market read

A routine insider sale with modest size; limited trading relevance.

What to watch

No disclosed reason for the sale; could be personal financial planning or tax considerations.

Relevance 6/10Novelty 4/10Timing: filing disclosed after market close on 2026-09-10

Background

Form 4 filings disclose insider transactions; traders monitor them for potential signals.

Company-level read

Ticker impact

AI estimates · verify against primary disclosures

$AAOIBearishMedium confidence

Context

Officer Chang Hung-Lun sold 32,172 shares for $3.5M, reducing his stake to 249,276 shares.

Expected impact

Possible modest downside of 1-2% in the near term.

Evidence & confidence

Large insider sell by an officer, but no accompanying corporate event; market may view it as a neutral to slightly negative signal.

Market effects

Sector

Minimal impact on the optoelectronics sector; similar insider activity is common.

Regional

No significant regional effect.

Global

Limited to investors tracking AAOI.

Counterpoint

What could challenge this read

The sale could be a routine liquidity move, not a lack of confidence; price may remain stable.

Key entities

Company
Applied Optoelectronics, Inc.
US-listed optoelectronics manufacturer (ticker AAOI).
Insider
Chang Hung-Lun (Fred)
Officer of Applied Optoelectronics who sold shares.

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