$TSM

Lin Shyue-Shyh purchased $3K of TSM (indirect holdings)

Lin Shyue-Shyh (VP) purchased 44 indirectly-held shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) at $76.20 on 2026-09-07.

Original reporting
SEC EDGAR · Lin Shyue-Shyh
Published Sep 9, 2026, 10:06 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 9, 2026, 10:09 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 purchase is too small to affect market perception; serves only as a data point for insider monitoring.

02

Market read

Minimal relevance; adds a routine insider transaction to monitoring databases.

03

Timing

filed Sep 9, after market close

Relevance 3/10Novelty 4/10Timing: filed Sep 9, after market close

Background

Form 4 filing discloses insider transactions; such filings are primary sources for insider activity.

Company-level read

Ticker impact

$TSMNeutralHigh confidence
Context

VP Lin Shyue-Shyh bought 44 TSM shares for $3,352.80 via open-market purchase, raising holdings to 340 shares.

Expected impact

No material impact; price likely unchanged.

Evidence & confidence

Purchase size ($3.3K) is negligible relative to market cap; insider buying is routine and not a catalyst.

Key entities

  • Lin Shyue-Shyh

    Vice President at TSM who made the purchase.

  • Taiwan Semiconductor Manufacturing Co Ltd

    Issuer of the shares purchased.

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.

Related articles

$MUMed

AI Chip Stocks Slide Amid China Advances And CEO’s ‘Casino’ Warnings

Shares of AI chipmakers fell in Asia and U.S. premarket trading on Tuesday. SK Hynix and Samsung dropped 10.1% and 7.4%, respectively, while U.S. peers like Nvidia and AMD also declined. Broadcom's CEO warned about unrealistic AI investment expectations. Chinese chipmaker CXMT announced advancements in RAM chip technology, potentially challenging major rivals.