$TSM

Mii Yuh-Jier purchased $5K of TSM (indirect holdings)

Mii Yuh-Jier (EVP and Co-COO) purchased 71 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $76.20 on 2026-09-07.

Original reporting
SEC EDGAR · Mii Yuh-Jier
Published Sep 9, 2026, 10:08 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 9, 2026, 10:10 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.
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 $5.4K purchase is unlikely to affect TSM's stock price or market perception.

02

Market read

Minor insider purchase with negligible market impact.

03

What to watch

The purchase was made via an indirect holding, which may limit its signaling strength.

Relevance 3/10Novelty 4/10Timing: filing today

Background

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

Company-level read

Ticker impact

$TSMNeutralHigh confidence
Context

EVP and Co-COO Mii Yuh-Jier bought 71 shares for $5.4K, raising his holding to 8,170 shares.

Expected impact

Minimal short-term effect; unlikely to move the stock.

Evidence & confidence

The transaction amount is tiny relative to market cap and typical insider trades, so traders should not act on it.

Market effects

None; the purchase does not affect the semiconductor sector broadly.

None; limited to TSM shareholders.

Low; TSM is a large cap but this trade is insignificant.

Counterpoint

If insiders are buying, some may view it as a bullish sign despite the small size.

Key entities

  • Taiwan Semiconductor Manufacturing Co.

    World's largest contract chipmaker.

  • Mii Yuh-Jier

    Executive Vice President and Co-COO of TSM.

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.

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