$TSM

Lin Chris Horng-Dar purchased $4K of TSM (indirect holdings)

Lin Chris Horng-Dar (VP and CIO) purchased 49 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $73.31 on 2026-08-07.

Original reporting
SEC EDGAR · Lin Chris Horng-Dar
Published Aug 10, 2026, 11:57 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 10, 2026, 12:09 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
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

Because it is a small open-market purchase and contains no accompanying corporate event, it is unlikely to change valuation expectations or trigger systematic re-pricing.

02

Market read

Traders may log the transaction as a data point, but it is not a standalone catalyst for TSM price action.

03

What to watch

The filing notes no pre-arranged 10b5-1 plan, but the transaction is still small and may not be informative versus broader market drivers.

Relevance 3/10Novelty 2/10Timing: filed 2026-08-10, transaction dated 2026-08-07

Background

The article is an SEC EDGAR Form 4 insider transaction disclosure for TSM, reported by Lin Chris Horng-Dar (VP and CIO).

Company-level read

Ticker impact

$TSMNeutralHigh confidence
Context

SEC Form 4 shows VP and CIO Lin Chris Horng-Dar bought 49 shares of TSM at $73.31 on 2026-08-07 via indirect holdings.

Expected impact

Low likelihood of a sustained price move driven by this filing alone.

Evidence & confidence

The disclosure is a small open-market purchase (about $3.6k) and does not include new company fundamentals, guidance, or regulatory/transactional catalysts.

Market effects

No clear sector read-through; insider purchase size is too small to imply material industry signal.

None.

None.

Counterpoint

The purchase could reflect personal liquidity planning or diversification rather than a bullish view on TSM fundamentals.

Key entities

  • TSM

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

  • Lin Chris Horng-Dar

    VP and CIO 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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