TSM

-5.0%⚪ No clear catalyst

Taiwan Semiconductor Manufacturing Company Limited · Technology

$423.00Vol 15.14M · 1.6× normalMkt cap −$114.72BMarket closed — 2026-10-14 session

What happened

Move

-5.0%

Price

$423.00

Volume

15.14M

1.6× normal

Market cap

$2.19T

−$114.72B today

Why it moved

No clear catalyst identified

No reliable news, earnings or analyst driver was found for this move. A move this size without an obvious driver is most likely flow/positioning-driven rather than a fundamentals story.

Verdict — was the move justified?

⚪ No clear catalyst

An unusually large move with no reliable catalyst identified — most likely flow/positioning-driven rather than news-driven.

How unusual is this move

σ score

3.2σ

vs own 20d volatility

Percentile

95th

of 1276 daily moves

Avg daily move

±1.8%

own 5y average

vs sector

-1.7%

beyond sector median

Today’s move is among the largest 5% of TSM’s daily moves over the last 5 years — while the sector moved -3.2% and the market -0.6%.

What happened after similar moves

75 similar down moves in TSM’s 5-year history:

After 5 days

+1.4%

64% higher

After 20 days

+2.2%

59% higher

Median of same-direction moves within ±35% magnitude band. Past patterns don’t predict outcomes — context, not signal.

Fundamental context

Insider activity (90d): net buying $61.7K · 14 buyers in 14d

Full fundamental analysis on PreMarketPrice

Pillar scores, financial statements, valuation history, news & more for TSM

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