Ultra Clean Holdings Stock Price and Value Analysis

Ultra Clean Holdings (NasdaqGS:UCTT) in our automated value investing analysis, with the cash flow history and price comparison below.

Key Facts

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UCTT Free Cash Flow Trend

Free Cash Flow trendline for UCTT
Free Cash Flow trendline for Ultra Clean Holdings

Hmm, we can't give any reliable projection for Ultra Clean Holdings's growth rate. The company either has too few years of historical data for us to examine, or it's in the habit of losing money.

None of this means it's a bad stock. Maybe it's new and growing quickly, or maybe it's turning things around. We can't say anything sensible about it, so we won't say it's obviously undervalued right now. Proceed at your own risk!

AdvantagesDisadvantagesNeutral
  • This company is solid.
  • This company has wild ups and downs.
  • This company is not making money.
  • This stock looks overpriced.
  • This company pays no dividend.

Inside the UCTT Numbers

UCTT Price
(Ultra Clean Holdings stock price per share)
$49.63
[?] PE Ratio versus Sector 420% higher than other Technology stocks
[?] PE Ratio versus Industry 3% higher than other Semiconductors stocks
[?] Cash Yield 0.85%
[?] Free Cash Flow Jitter 129%

Insider Activity Summary

In the six months to 2026-11-13, no insider bought shares, and 5 insiders sold in 74 trades, about $5.9 million.

The six months before that had 0 buys and 11 sales.

Recent Insider Activity

Open-market buys and sells reported by Ultra Clean Holdings's officers, directors, and 10% owners on SEC Form 4. Routine transactions (tax withholding, option exercises, and stock grants) are excluded -- these are discretionary trades only.

Date Insider Type Shares Price
2026-07-02 HARDING BRIAN E (Chief Accounting Officer) Sell 1,203 $130.12
2026-07-02 HARDING BRIAN E (Chief Accounting Officer) Sell 2,194 $128.37
2026-07-02 HARDING BRIAN E (Chief Accounting Officer) Sell 440 $126.92
2026-06-04 Savage Sheri (CFO) Sell 688 $89.78
2026-06-04 Savage Sheri (CFO) Sell 120 $87.43
2026-06-04 Savage Sheri (CFO) Sell 972 $90.89
2026-06-04 Savage Sheri (CFO) Sell 40 $86.00
2026-06-04 Savage Sheri (CFO) Sell 172 $91.70
2026-06-04 Savage Sheri (CFO) Sell 1,070 $88.69
2026-06-04 Savage Sheri (CFO) Sell 600 $87.37

This stock has short interest! This means that people have shorted it.

Why does that matter? They've made a bet that price will decrease from where they bought it. Maybe there are financial problems, or maybe there's a value play.

As of the latest analysis, there are 3,821,097 shares shorted. With 47,108,866 shares available for purchase and an average trading volume over the past 10 trading days of 1,620,760, it would take at least 2.4 days for all of the short holders to cover their shorts.

Related guides: good annual rate of return · high-yield stocks · forecasting earnings growth

Free Cash Flow by Fiscal Year

Price Versus Our Estimated Value

Ultra Clean Holdings reported positive free cash flow in 12 of the 17 fiscal years we have from its current SEC filer.

We do not estimate a fair value for Ultra Clean Holdings while its free cash flow growth is not positive, so there is no value comparison here.

Average free cash flow over the last three years of data was $23.4 million, and across the first three years it was $4.7 million; over the period it rose sharply.

Free cash flow is volatile from year to year, with a variability measure of 129%.

No dividend yield is recorded for Ultra Clean Holdings in our data.

Our value investing guide explains how to test these numbers against the filings themselves.

Compared With Its Sector and Industry

Its trailing P/E ratio is 420% above the average for stocks in the Technology sector.

Its trailing P/E ratio is 3% above the average for stocks in the Semiconductors industry.

A P/E ratio depends on trailing earnings, which one-time items can distort, so a lower P/E is not by itself evidence of value.

SEC Filer History

Every fiscal year on this page is reported by one SEC filer, CIK 1275014.

Each figure on this page comes from that filer.

Risks to This Analysis

  • Free cash flow was negative in 5 of the 17 years we have.
  • Free cash flow is volatile from year to year, so the estimates depend heavily on which years are included.
  • We have no value estimate for this stock, so no price comparison is made.
  • These figures are automated calculations from SEC filings and the recent price. They may contain errors, and they do not reflect lawsuits, management changes, or other events the filings do not show.

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Questions to Answer Before You Invest in UCTT

Does Ultra Clean Holdings have a coherent story? Does it have a plan to continue to make money? Is it worth your time? Only you can decide where to go from here. Our investment guide helps you ask the right questions, including how to buy stocks. Use these research links for more information.

Worked example: UCTT

This example shows how we apply the Trendshare checklist to UCTT: earnings power, cash generation, valuation, and margin of safety.

We check: business quality, free cash flow, P/E, and margin of safety.

  1. Step 1 — Snapshot

    • Price: 49.63
    • Market cap: $2.4B
    • EPS: 0.58
  2. Step 2 — Valuation checks

    • P/E: 85.569
    • FCF yield: 0.9%
    • Date checked: Nov 12, 2026
  3. Step 3 — Margin of safety

    • Compare price to fair value and safety price.
    • Look for durable cash generation and reasonable leverage.
    • Decide if it passes your personal checklist.