$TSM

Tien Bor-Zen purchased $4K of TSM (indirect holdings)

Tien Bor-Zen (VP) purchased 46 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $76.62 across 2 trades on 2026-07-07.

Original reporting
SEC EDGAR · Tien Bor-Zen
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
Bullish
high confidence
Mentioned
$TSM
Relevance
4/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$TSMBullishLow
01

Why it matters

The only new information is the disclosed open-market purchase details (46 shares at $76.62) and the post-transaction share count (73).

02

Market read

Traders may note mild bullish sentiment, but the transaction size is too small to be a standalone trading catalyst.

03

What to watch

No 10b5-1 plan is cited, but the filing still does not provide intent, timing constraints, or follow-on buying behavior.

Relevance 4/10Novelty 5/10Timing: New Form 4 filed 2026-07-09, covering trades dated 2026-07-07.

Background

This is an SEC Form 4 insider transaction disclosure for TSM, reported by VP Tien Bor-Zen with indirect holdings.

Company-level read

Ticker impact

$TSMBullishHigh confidence
Context

Form 4 shows VP Tien Bor-Zen bought 46 shares of TSM at $76.62 on 2026-07-07 via indirect holdings.

Expected impact

Low near-term impact; any reaction is likely limited and short-lived.

Evidence & confidence

The filing is a Form 4 insider transaction, but the disclosed value ($3,524.52) is small and not a guidance, deal, or regulatory catalyst.

Market effects

No sector read-through beyond marginal sentiment for semiconductors/TSMC supply chain.

No direct regional market linkage beyond TSMC-specific insider activity.

Limited global relevance; this is not a macro or policy catalyst.

Counterpoint

The purchase is small and indirect, so it may reflect routine diversification or personal liquidity rather than a strong bullish view.

Key entities

  • TSM

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

  • Tien Bor-Zen

    VP at TSM who reported an open-market purchase 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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