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Ultra Clean Holdings (UCTT, Semiconductor Materials & Equipment) Stock Valuation & Fair Value Significantly overvalued

Ultra Clean Holdings (UCTT, Semiconductor Materials & Equipment) trades at a blended P/E of 28.4, about 45% above its historical normal valuation, with a forward growth estimate of 42.0% and a PEG of 0.68. Priced at its historical normal P/E of 19.6 on the same blended earnings, the 2026-10-02 close of $72.69 corresponds to about $50.20 a share. This is a valuation reference, not a price target.

DATA AS OF 2026-10-05
Blended P/E
28.4
Normal P/E
19.6
PEG
0.68
Fwd growth
42.0%
Div yield
0.0%
RSI (14)
38.7
Neutral
Technical context
  • Price $67.58 at the 2026-10-08 close, 8.0% below the 20-day average ($73.45) and 11.4% below the 50-day ($76.28).
  • RSI (14) at 38.7.
  • 52-week range $21.65 to $142.59: the price is 52.6% below the high and 212.1% above the low.

The Street vs SeerForecast

Wall Street's mean price target for UCTT is $134.00 across 5 analysts, 98.3% above the current price. The average analyst rating is Strong Buy. Our SeerForecast read of the same stock, formed without analyst targets: significantly overvalued. When the two disagree, start your digging there.

Valuation flags

Verdict history

tickerseer's rating has been significantly overvalued since 2026-07-09.

Blended P/E and rating by weekBlended P/E moved from 56.9 to 28.4 between 2026-07-09 and 2026-10-02, against a normal P/E of 19.6, with 0 rating changes over 30 recorded weeks.2026-07-09: P/E 56.9, Significantly overvalued, recalculated for the week of 2026-07-092026-07-10: P/E 56.9, Significantly overvalued, recalculated for the week of 2026-07-122026-07-13: P/E 56.9, Significantly overvalued, recalculated for the week of 2026-07-132026-07-14: P/E 56.9, Significantly overvalued, recalculated for the week of 2026-07-142026-07-20: P/E 56.9, Significantly overvalued, recalculated for the week of 2026-07-202026-07-22: P/E 57.6, Significantly overvalued, recalculated for the week of 2026-07-222026-07-24: P/E 57.6, Significantly overvalued, recalculated for the week of 2026-07-252026-07-27: P/E 57.6, Significantly overvalued, recalculated for the week of 2026-07-272026-07-31: P/E 57.6, Significantly overvalued, recalculated for the week of 2026-07-312026-07-31: P/E 44.7, Significantly overvalued, recorded live 2026-08-032026-08-07: P/E 44.7, Significantly overvalued, recalculated for the week of 2026-08-072026-08-07: P/E 38.8, Significantly overvalued, recorded live 2026-08-102026-08-14: P/E 38.8, Significantly overvalued, recalculated for the week of 2026-08-142026-08-14: P/E 37.1, Significantly overvalued, recorded live 2026-08-172026-08-21: P/E 37.1, Significantly overvalued, recalculated for the week of 2026-08-212026-08-21: P/E 32.9, Significantly overvalued, recorded live 2026-08-242026-08-27: P/E 32.9, Significantly overvalued, recalculated for the week of 2026-08-272026-08-28: P/E 32.9, Significantly overvalued, recalculated for the week of 2026-08-282026-08-28: P/E 32.9, Significantly overvalued, recalculated for the week of 2026-08-302026-08-28: P/E 29.4, Significantly overvalued, recorded live 2026-08-312026-09-04: P/E 29.4, Significantly overvalued, recalculated for the week of 2026-09-052026-09-04: P/E 30.1, Significantly overvalued, recorded live 2026-09-072026-09-11: P/E 30.1, Significantly overvalued, recalculated for the week of 2026-09-122026-09-11: P/E 30.3, Significantly overvalued, recorded live 2026-09-142026-09-18: P/E 30.3, Significantly overvalued, recalculated for the week of 2026-09-192026-09-18: P/E 28.5, Significantly overvalued, recorded live 2026-09-212026-09-25: P/E 28.5, Significantly overvalued, recalculated for the week of 2026-09-262026-09-25: P/E 30.9, Significantly overvalued, recorded live 2026-09-282026-10-02: P/E 30.9, Significantly overvalued, recalculated for the week of 2026-10-032026-10-02: P/E 28.4, Significantly overvalued, recorded live 2026-10-0520.030.040.050.0Jul 9Jul 30Aug 20Sep 11Oct 2Normal P/E 19.6
Significantly overvalued

Not every point was recorded live. Points marked recalculated apply today's valuation rules to the metrics tickerseer archived that week.

Selected weeks: the first, the latest, and the cheapest and dearest.

WeekBlended P/EPremium to normal P/ERating
2026-07-09P/E 56.9+190%Significantly overvalued (recalculated)
2026-07-22P/E 57.6+194%Significantly overvalued (recalculated)
2026-10-05P/E 28.4+45%Significantly overvalued ← now
Show all 30 weeks
WeekBlended P/EPremium to normal P/ERating
2026-07-09P/E 56.9+190%Significantly overvalued (recalculated)
2026-07-12P/E 56.9+190%Significantly overvalued (recalculated)
2026-07-13P/E 56.9+190%Significantly overvalued (recalculated)
2026-07-14P/E 56.9+190%Significantly overvalued (recalculated)
2026-07-20P/E 56.9+190%Significantly overvalued (recalculated)
2026-07-22P/E 57.6+194%Significantly overvalued (recalculated)
2026-07-25P/E 57.6+194%Significantly overvalued (recalculated)
2026-07-27P/E 57.6+194%Significantly overvalued (recalculated)
2026-07-31P/E 57.6+194%Significantly overvalued (recalculated)
2026-08-03P/E 44.7+128%Significantly overvalued
2026-08-07P/E 44.7+128%Significantly overvalued (recalculated)
2026-08-10P/E 38.8+98%Significantly overvalued
2026-08-14P/E 38.8+98%Significantly overvalued (recalculated)
2026-08-17P/E 37.1+89%Significantly overvalued
2026-08-21P/E 37.1+89%Significantly overvalued (recalculated)
2026-08-24P/E 32.9+67%Significantly overvalued
2026-08-27P/E 32.9+67%Significantly overvalued (recalculated)
2026-08-28P/E 32.9+67%Significantly overvalued (recalculated)
2026-08-30P/E 32.9+67%Significantly overvalued (recalculated)
2026-08-31P/E 29.4+50%Significantly overvalued
2026-09-05P/E 29.4+50%Significantly overvalued (recalculated)
2026-09-07P/E 30.1+54%Significantly overvalued
2026-09-12P/E 30.1+54%Significantly overvalued (recalculated)
2026-09-14P/E 30.3+55%Significantly overvalued
2026-09-19P/E 30.3+55%Significantly overvalued (recalculated)
2026-09-21P/E 28.5+45%Significantly overvalued
2026-09-26P/E 28.5+45%Significantly overvalued (recalculated)
2026-09-28P/E 30.9+57%Significantly overvalued
2026-10-03P/E 30.9+57%Significantly overvalued (recalculated)
2026-10-05P/E 28.4+45%Significantly overvalued ← now

Frequently asked questions

Is Ultra Clean Holdings stock overvalued?

At a blended P/E of 28.4 versus its historical normal P/E of 19.6, Ultra Clean Holdings trades about 45% above its typical valuation, with a PEG of 0.68 on 42.0% forward growth. tickerseer currently rates it significantly overvalued.

What is Ultra Clean Holdings's fair value and PEG?

Ultra Clean Holdings trades at a blended P/E of 28.4 against a historical normal P/E of 19.6, a PEG of 0.68, and a forward growth estimate of 42.0%. Priced at its historical normal P/E of 19.6 on the same blended earnings, the 2026-10-02 close of $72.69 corresponds to about $50.20 a share. This is a valuation reference, not a price target.

Has tickerseer's rating of Ultra Clean Holdings changed?

tickerseer's rating has been significantly overvalued since 2026-07-09.

What is the analyst price target for Ultra Clean Holdings?

The mean Wall Street price target for Ultra Clean Holdings is $134.00 across 5 analysts, 98.3% above the current price. tickerseer's SeerForecast verdict is formed independently of analyst targets.

Industry: Semiconductor Materials & Equipment. Create a free account to see the full analysis: the SeerAI score, its five quality sub-scores, valuation history, and the AI research note. Options setups and metric history are part of the paid plans.

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