$TSM

Chen Chih-Ho purchased $2K of TSM (indirect holdings)

Chen Chih-Ho (Controller) purchased 31 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $79.39 on 2026-10-07.

Original reporting
SEC EDGAR · Chen Chih-Ho
Published Oct 8, 2026, 10:11 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Oct 8, 2026, 10:35 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 filing provides a first‑report of a $2K insider purchase, but the amount is trivial relative to TSM's market cap.

02

Market read

Minimal relevance; the trade is too small to affect price or sentiment.

03

What to watch

If the insider is a key decision‑maker, any purchase may merit attention despite size.

Relevance 3/10Novelty 3/10Timing: today

Background

SEC Form 4 filings disclose insider transactions; they are primary sources for such data.

Company-level read

Ticker impact

$TSMNeutralHigh confidence
Context

Form 4 shows insider Chen Chih-Ho bought 31 shares for $2,461, increasing his holding to 233 shares.

Expected impact

minimal upward pressure, unlikely to move price materially

Evidence & confidence

Purchase is $2K in a multi‑billion‑dollar company; market typically ignores such tiny trades.

Market effects

None; semiconductor sector unchanged by this micro‑trade.

None; Taiwan Semiconductor remains unaffected.

Low; no broader market effect.

Counterpoint

Even a tiny insider buy could be a subtle confidence signal; watch for larger purchases.

Key entities

  • Chen Chih-Ho

    Controller and officer of TSM who purchased 31 shares.

  • Taiwan Semiconductor Manufacturing Co Ltd

    World's largest contract chipmaker, ticker 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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