TER

-6.2%🟢 Fundamentally supported

Teradyne, Inc. Common Stock · Technology

$322.00Vol 3.21M · 1.3× normalMkt cap −$3.32BMarket closed — 2026-10-16 session

What happened

Move

-6.2%

Price

$322.00

Volume

3.21M

1.3× normal

Market cap

$50.34B

−$3.32B today

Why it moved

Earnings releasemedium confidence

Is Teradyne (TER) Too Expensive For Its Earnings Power? — finnhub-news
Teradyne (TER) Launches Edge AI Test Platform, Is The Upside Already Priced In? — finnhub-news

Possible catalyst: earnings release, 3.0pp below its sector.

Verdict — was the move justified?

🟢 Fundamentally supported

Earnings release — direction and rough magnitude are consistent with the identified fundamental catalyst.

How unusual is this move

σ score

1.7σ

vs own 20d volatility

Percentile

94th

of 1278 daily moves

Avg daily move

±2.4%

own 5y average

vs sector

-3.0%

beyond sector median

Today’s move is among the largest 6% of TER’s daily moves over the last 5 years — while the sector moved -3.2% and the market -0.3%.

What happened after similar moves

77 similar down moves in TER’s 5-year history:

After 5 days

+0.1%

50% higher

After 20 days

+4.9%

60% higher

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

Fundamental context

V 20G 20P 100H 93Q 67EW 43/65

Insider activity (90d): net selling $4.16M

Valuation context

P/E (TTM)

44.2

5y median 31.7

P/E percentile

75%

vs own 5y history

FCF yield

0.0%

Valuation sits near the middle of its own historical range (75th percentile).

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