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SEC EDGARSEP 91 min read$TSM

Lee Chun-Hsien purchased $4K of TSM (indirect holdings)

Lee Chun-Hsien (SVP) purchased 52 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $76.20 on 2026-09-07.

Original reporting
SEC EDGAR · Lee Chun-Hsien
Published Sep 9, 2026, 10:06 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 9, 2026, 10:09 AM 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 DeskScoring methodologyReport an issue
AlphAI market briefInsider activity
Primary signal
$TSM
Neutral
high confidence
Mentioned
$TSM
Relevance
3/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$TSMNeutralLow
01

Why it matters

The purchase is a routine, low‑value insider transaction with no expected price effect.

02

Market read

The filing provides a new, but trivial, data point for investors tracking insider activity.

03

What to watch

Potential future larger purchases or cumulative insider activity could be more relevant.

Relevance 3/10Novelty 3/10Timing: today

Background

Form 4 filing discloses insider transactions required by SEC regulations.

Company-level read

Ticker impact

$TSMNeutralHigh confidence
Context

Officer Lee Chun-Hsien purchased 52 shares at $76.20, increasing his stake to 6,041 shares.

Expected impact

Minimal impact; unlikely to move the stock.

Evidence & confidence

The transaction size is trivial relative to market cap and typical trading volume.

Market effects

Sector

No material effect on the semiconductor sector.

Regional

Insignificant for Taiwan or US markets.

Global

Negligible.

Counterpoint

What could challenge this read

Even small insider buys can signal confidence, but the amount is too tiny to be meaningful.

Key entities

  • Officer
    Lee Chun-Hsien

    Senior Vice President at TSMC.

  • Company
    Taiwan Semiconductor Manufacturing Co Ltd

    World's largest dedicated semiconductor foundry.

Read at source← All news

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

TSM insider trading history →

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