$TSM

Yeap Choh Fei purchased $4K of TSM (indirect holdings)

Yeap Choh Fei (SVP) purchased 57 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $73.31 on 2026-08-07.

Original reporting
SEC EDGAR · Yeap Choh Fei
Published Aug 10, 2026, 12:00 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Aug 10, 2026, 12:10 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.
alphai market briefInsider activity
Primary signal
$TSM
Bullish
medium confidence
Mentioned
$TSM
Relevance
3/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$TSMBullishLow
01

Why it matters

Traders may treat the buy as a minor sentiment input, but it does not provide new operational, financial, or regulatory information about TSM.

02

Market read

This is a primary-source insider buy, but the disclosed dollar value is small and lacks a broader catalyst, so expected market impact is limited.

03

What to watch

The filing notes indirect holdings and no 10b5-1 plan; without additional context (e.g., prior trades, total position changes, or follow-on buys), signal strength is weak.

Relevance 3/10Novelty 3/10Timing: filed 2026-08-10, transaction dated 2026-08-07

Background

The article is an SEC Form 4 insider transaction disclosure for TSM, reported by SVP Yeap Choh Fei.

Company-level read

Ticker impact

$TSMBullishMedium confidence
Context

SEC Form 4 shows SVP Yeap Choh Fei bought 57 shares of TSM on 2026-08-07 for $4,178.67 via an indirect holding.

Expected impact

Low likelihood of a sustained price move; any reaction is likely limited and short-lived.

Evidence & confidence

The filing is primary-source and confirms an insider buy, but the disclosed size ($4.2k) is small and there is no 10b5-1 plan context or other accompanying corporate news.

Market effects

Insider buying in a leading foundry can marginally support sentiment, but there is no new sector datapoint here.

No direct regional market mechanism beyond potential sentiment read-through to Taiwan semiconductor supply chain.

Limited global relevance because the disclosure is a small insider transaction without new guidance or deal information.

Counterpoint

The purchase is small and may reflect routine portfolio rebalancing or personal liquidity needs rather than a strong forward view.

Key entities

  • TSM

    Taiwan Semiconductor Manufacturing Co Ltd, subject of the insider transaction disclosure.

  • Yeap Choh Fei

    SVP who reported an open-market purchase of 57 shares via indirect holdings.

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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