$TSM

Wu Shien-Yang purchased $4K of TSM (indirect holdings)

Wu Shien-Yang (SVP) purchased 54 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $76.62 on 2026-07-07.

Original reporting
SEC EDGAR · Wu Shien-Yang
Published Jul 9, 2026, 10:14 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jul 9, 2026, 10:32 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
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$TSMNeutralLow
01

Why it matters

The newest fact is the specific open-market purchase details (date, shares, price, and post-transaction holdings). There is no mention of earnings, guidance, contracts, or regulatory actions.

02

Market read

Traders may note insider buying as a minor sentiment datapoint, but the transaction is too small to be a standalone catalyst.

03

What to watch

No 10b5-1 plan is stated, but the transaction size ($4.1k) limits interpretability versus larger, repeated buys or sales.

Relevance 4/10Novelty 2/10Timing: today’s SEC Form 4 filing disclosure (filed 2026-07-09)

Background

The article is an SEC Form 4 insider transaction disclosure for Taiwan Semiconductor Manufacturing Co. Ltd.

Company-level read

Ticker impact

$TSMNeutralHigh confidence
Context

SEC Form 4 shows SVP Wu Shien-Yang bought 54 shares of TSM at $76.62/share on 2026-07-07 via indirect holdings.

Expected impact

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

Evidence & confidence

The filing is a Form 4 disclosure of a modest transaction ($4.1k) with no 10b5-1 plan and no accompanying corporate event or guidance change.

Market effects

No direct sector read-across; this is a single insider transaction without operational or guidance impact.

None indicated; transaction is US-listed ADR sentiment only.

None indicated; no deal, regulation, or macro linkage described.

Counterpoint

Insider buying here is small and indirect, so it may reflect diversification or routine activity rather than a strong forward view.

Key entities

  • TSM

    Taiwan Semiconductor Manufacturing Co. Ltd., subject of the Form 4 insider transaction.

  • Wu Shien-Yang

    SVP who reported an indirect open-market purchase of TSM shares.

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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