SEC EDGARSEP 91 min read$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.

About AlphAI AI Desk Scoring methodology Report an issue

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

Why it matters

The disclosed purchase is modest and does not alter the valuation outlook for TSM.

Market read

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

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

AI estimates · verify against primary disclosures

$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

Sector

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

Regional

Limited to Taiwan semiconductor exposure, but impact is negligible.

Global

No broader market relevance.

Counterpoint

What could challenge this read

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

Key entities

Insider
Yeap Choh Fei
Senior Vice President at TSM, officer role.
Company
Taiwan Semiconductor Manufacturing Co.
World's largest dedicated semiconductor foundry.

Read at source ← All news

SEP 24

$TSMMed

TSMC to Raise Wafer Prices 3%-6% in 2027: Report - Taiwan Semiconductor (NYSE:TSM)

Taiwan Semiconductor (TSM) plans to raise wafer prices 3%-6% in 2027, with higher increases for advanced processes. Demand extends to 2030, driven by AI-related components. Rival foundries may follow. TSM shares closed at $446.57, down 1.2%.

benzinga.com2 min

SEP 20

$AAPLHighAI 9/10

What TSMC's 2nm technology means for Apple

Apple has exclusively secured TSMC's 2nm N2 node for its A20 Pro chip, featuring Gate-All-Around transistors. The chip offers 30% better power efficiency and 15% speed boost, enabling advanced AI. TSMC's 2nm technology uses a GAA nanosheet design, reducing electrical leakage. The A20 Pro will be in the iPhone 18 Pro, with high production costs estimated at USD 30,000 per wafer.

wionews.com2 min

SEP 19

$MUMedAI 8/10

Micron Confirms TSMC Will Manufacture Next-Gen HBM Base Dies — All Three Major Memory Makers Now on Board — BigGo Finance

Micron confirmed TSMC will manufacture base dies for its next-gen HBM, joining SK Hynix and Samsung in outsourcing. This shift is driven by HBM's evolution toward customer-specific solutions, with TSMC gaining influence. Citi projects 62% HBM demand growth next year, citing robust AI memory demand.

finance.biggo.com3 min

SEP 19

$TSMMed

TSM Stock Rises Overnight: CFO Says 'Don't Plan To Leave Food On Table' After Confirming Bumped-Up US Investment

TSMC's stock rose 0.4% in overnight trading after its CFO commented on strong multi-year demand and increased U.S. investment. The company plans to invest $265 billion, up from $165 billion, with $100 billion allocated to Arizona operations. TSMC's Q2 revenue increased 38% to NT$1.27 trillion, and profit rose 77% to NT$706.56 billion, beating estimates. Despite this, shares have declined 18% from their June 30 peak.

stocktwits.com2 min

SEP 18

$TSMMedAI 8/10

TSMC Secures Approval For Sub-1.4 Nanometer Manufacturing Plants, Says Report As Race With Intel Heats Up

TSMC has secured approval for expanding its Longan Park in Taiwan's Hsinchu Science Park, with plans to manufacture chips using sub-1.4-nanometer technology. The expansion, costing NT$95 billion, includes three factories, with the first expected to enter production in 2030. TSMC aims to improve logic density, performance, and power efficiency with its advanced technologies, as it competes with Intel in the semiconductor race.

wccftech.com3 min