KL
KLAC
-3.6%⚪ No clear catalystKLA Corporation Common Stock · Technology
$183.24Vol 5.88M · 0.7× normalMkt cap −$8.92Bafter · 2026-10-13 ET
What happened
Move
-3.6%
Price
$183.24
Volume
5.88M
0.7× normal
Market cap
$239.13B
−$8.92B today
Why it moved
No clear catalyst identified
No reliable news, earnings or analyst driver was found for this move. Likely flow-driven.
Verdict — was the move justified?
⚪ No clear catalyst
No reliable catalyst was identified for this move.
How unusual is this move
σ score
1.9σ
vs own 20d volatility
Percentile
82th
of 1274 daily moves
Avg daily move
±2.1%
own 5y average
vs sector
-3.6%
beyond sector median
What happened after similar moves
145 similar down moves in KLAC’s 5-year history:
After 5 days
+0.3%
51% higher
After 20 days
+4.4%
62% higher
Median of same-direction moves within ±35% magnitude band. Past patterns don’t predict outcomes — context, not signal.
Fundamental context
V 10G 77P 100H 88Q 84EW 33/65
Insider activity (90d): net selling $60.65M
Valuation context
P/E (TTM)
53.2
5y median 28.7
P/E percentile
94%
vs own 5y history
FCF yield
0.0%
Trading richer than 94% of its own historical valuation range.
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