$TSM

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

Mii Yuh-Jier (EVP and Co-COO) purchased 68 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $79.39 on 2026-10-07.

Original reporting
SEC EDGAR · Mii Yuh-Jier
Published Oct 8, 2026, 10:30 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Oct 8, 2026, 10:37 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
Bullish
low confidence
Mentioned
$TSM
Relevance
3/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$TSMBullishLow
01

Why it matters

Insider acquisition is a primary disclosure but of minimal scale.

02

Market read

Minor insider purchase with limited impact on TSM price and sector.

03

What to watch

Future insider buying patterns could become more material.

Relevance 3/10Novelty 3/10Timing: today

Background

SEC Form 4 filing discloses insider purchase of TSM shares.

Company-level read

Ticker impact

$TSMBullishLow confidence
Context

EVP and Co-COO bought 68 shares for $5,398.52, increasing holdings to 8,238 shares.

Expected impact

minimal upward pressure

Evidence & confidence

The amount is trivial relative to market cap, so impact is limited.

Market effects

Semiconductor sector may view the purchase as a slight confidence signal.

Taiwan market sees negligible effect.

Limited global relevance.

Counterpoint

The purchase is too small to matter; traders can ignore it.

Key entities

  • Mii Yuh-Jier

    EVP and Co-COO of TSM

  • Taiwan Semiconductor Manufacturing Co Ltd

    Semiconductor manufacturer

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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