$TSM

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

Yeap Choh Fei (SVP) purchased 54 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $76.20 on 2026-09-07.

Original reporting
SEC EDGAR · Yeap Choh Fei
Published Sep 9, 2026, 10:08 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 9, 2026, 10:40 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 disclosed purchase is modest and does not alter the valuation outlook for TSM.

02

Market read

Routine insider purchase with negligible price impact; primarily of interest to compliance and monitoring teams.

03

What to watch

Potential future 10b5‑1 plans or cumulative insider buying could become material if repeated.

Relevance 3/10Novelty 4/10Timing: filed Sep 9, 2026 (same‑day filing)

Background

Form 4 filings disclose insider transactions; traders monitor them for signals of insider confidence.

Company-level read

Ticker impact

$TSMNeutralHigh confidence
Context

SVP Yeap Choh Fei bought 54 shares of TSM at $76.20 in an open‑market purchase filed on Sep 7, 2026.

Expected impact

minimal impact, price likely unchanged

Evidence & confidence

Purchase size ($4.1k) is trivial relative to TSM's market cap and daily volume.

Market effects

None; insider activity does not signal sector‑wide change.

Limited to Taiwan semiconductor exposure, but impact is negligible.

No broader market relevance.

Counterpoint

If insiders accumulate shares, it could hint at confidence, but the amount is too small to be meaningful.

Key entities

  • Yeap Choh Fei

    Senior Vice President at TSM, officer role.

  • Taiwan Semiconductor Manufacturing Co.

    World's largest dedicated semiconductor foundry.

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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