PLXS vs TTMI vs UCTT Stock Comparison

Plexus, Ttm Technologies and Ultra Clean Holdings Prices as of Nov 4, 2026 Peers: Industry group
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PLXS Plexus Corp
$206.72 -24.3% 1M +48.2% 1Y
Market cap
$5.07B
P/E
27.3x
Revenue (TTM)
$4.60B
Div. yield
–
Electronic Manufacturing Services Technology
3 wins
TTMI Ttm Technologies Inc
$73.38 -44.9% 1M +10.7% 1Y
Market cap
$6.54B
P/E
24.4x
Revenue (TTM)
$3.83B
Div. yield
–
Electronic Manufacturing Services Technology
7 wins

Head to Head

11 decided of 12

Ttm Technologies leads on 7 of the 12 questions below (Ttm Technologies 7, Plexus 3, Ultra Clean Holdings 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionPLXSTTMIUCTTLeader
Larger companyMarket capitalisation $5.07B $6.54B $1.73B TTMI
Cheaper on earningsLower P/E, profitable companies only 27.3x 24.4x 65.1x TTMI
Cheaper on forward earningsLower price / next fiscal year consensus EPS 19.5x 13.9x 14.8x TTMI
Faster revenue growthRevenue growth, trailing twelve months +14.2% +37.6% +15.8% TTMI
More profitableNet margin, trailing twelve months 4.0% 7.0% 1.1% TTMI
Better return on capitalReturn on invested capital 11.3% 10.1% 3.2% PLXS
Less leveragedLower net debt / EBITDA -0.1x 1.3x 2.0x PLXS
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +48.2% +10.7% +68.7% UCTT
Better 5-year returnAnnualised price return, 5 years +17.0%/yr +38.7%/yr -5.4%/yr TTMI
Less volatileAnnualised volatility, 1 year 43.2% 91.1% 90.7% PLXS
Higher overall scoreMean of the five percentile scores vs peers 52/100 62/100 44/100 TTMI

Percentile Scorecard

PLXSTTMIUCTT

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisPLXSTTMIUCTT
Valuation 52 #54 of 112 68 #37 of 112 66 #33 of 94
Growth 41 #64 of 108 91 #11 of 108 48 #48 of 92
Profitability 54 #48 of 104 62 #40 of 104 34 #60 of 90
Financial Health 40 #70 of 116 26 #86 of 116 10 #91 of 101
Shareholder Returns 74 #23 of 85 – 64 #29 of 79
Overall 52 62 44
  • PLXS ranked among 121 companies in Computer Hardware
  • TTMI ranked among 121 companies in Computer Hardware
  • UCTT ranked among 103 companies in Semiconductors

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodPLXSTTMIUCTTSPY
1 month -24.3%-44.9%-40.5% -1.0%
3 months -24.7%-44.1%-45.1% -0.4%
6 months -22.0%-55.4%-47.2% +4.5%
Year to date +40.6%+6.3%+73.9% +12.4%
1 year +48.2%+10.7%+68.7% +13.6%
3 years +108.7%+401.2%+70.6% +76.4%
3 years, per year +27.8%+71.2%+19.5% +20.8%
5 years +118.8%+413.5%-24.3% +63.7%
5 years, per year +17.0%+38.7%-5.4% +10.4%
10 years +353.5%+466.2%+408.5% +267.7%
10 years, per year +16.3%+18.9%+17.7% +13.9%

Risk

MeasurePLXSTTMIUCTTSPY
Volatility, 1Y 43.2%91.1%90.7% 12.8%
Downside volatility, 1Y 47.1%98.9%95.2% 12.7%
Beta vs S&P 500, 1Y 1.713.663.53 1.00
Return / volatility, 1Y 1.120.120.76 1.06
Max drawdown, 5Y -34.9%-66.9%-70.4% -25.4%
From 52-week high -32.0%-66.9%-69.1% -1.6%
52-week high $303.82$221.47$142.59 $779.14
52-week low $132.74$58.45$21.65 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultiplePLXSTTMIUCTT
P/E now vs peer median 29.8xmedian 28.1x 28.9xmedian 28.1x 75.2xmedian 40.5x
P/S now vs peer median 1.2xmedian 2.6x 2.0xmedian 2.6x 0.8xmedian 6.5x
EV/EBITDA now vs peer median 17.8xmedian 18.4x 14.5xmedian 18.4x 12.8xmedian 24.9x
P/FCF now vs peer median 89.1xmedian 26.6x 522.9xmedian 26.6x -12.3xmedian 36.9x
P/B now vs peer median 3.6xmedian 2.8x 3.8xmedian 2.8x 2.5xmedian 3.9x
PEG now vs peer median 3.55median 1.11 0.13median 1.11 0.30median 1.85

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsPLXSTTMIUCTT
Revenue $4.60B $3.83B $2.44B
Gross profit $461.48M $850.77M $393.80M
Operating income $230.67M $424.51M $105.50M
Net income $185.41M $268.52M $31.50M
Free cash flow $61.87M $14.79M -$164.00M
R&D – $32.31M $34.90M
EPS (diluted) $6.79 $2.49 $0.58
Cash & equivalents $314.05M $876.35M $270.90M
Total debt $275.46M $1.64B $635.10M
Shares (diluted) 27.29M 107.70M 46.20M
Enterprise value $3.89B $4.25B $569.46M

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricPLXSTTMIUCTT
P/E 29.8x 28.9x 75.2x
P/FCF 89.1x 522.9x -12.3x
P/Operating cash flow 32.2x 23.0x -18.5x
P/S 1.2x 2.0x 0.8x
P/B 3.6x 3.8x 2.5x
P/Tangible book 3.6x 4.3x 3.0x
EV/EBITDA 17.8x 14.5x 12.8x
EV/EBIT 23.7x 20.0x 22.5x
EV/Revenue 1.2x 2.2x 1.0x
EV/FCF 88.5x 574.8x -14.5x
EV/Operating cash flow 32.0x 25.3x -21.9x
PEG (3Y EPS CAGR) 3.55 0.13 0.30

Growth

14 metrics
MetricPLXSTTMIUCTT
Revenue growth (1Y) 14.2% 37.6% 15.8%
Revenue CAGR (3Y) 2.2% 17.9% 9.6%
Gross profit growth (1Y) 12.7% 51.3% 16.7%
Gross profit CAGR (3Y) 4.5% 25.9% 7.8%
Operating income growth (1Y) 13.6% 120.0% 214.2%
Operating income CAGR (3Y) 4.0% 94.7% 12.3%
Net income growth (1Y) 14.0% 103.5% 119.9%
Net income CAGR (3Y) 7.5% 230.0% 205.9%
EPS growth (1Y) 15.0% 100.0% 116.2%
EPS CAGR (3Y) 8.4% 225.7% 250.3%
Operating cash flow growth (1Y) -49.3% 6.6% -245.6%
Operating cash flow CAGR (3Y) 31.3% – -55.5%
Free cash flow growth (1Y) -75.3% -58.7% -1,059%
Free cash flow CAGR (3Y) 70.7% – -77.0%

Profitability

14 metrics
MetricPLXSTTMIUCTT
Gross margin 10.0% 22.2% 16.1%
EBITDA margin 6.7% 15.3% 7.6%
Operating margin 5.0% 11.1% 4.3%
Pretax margin 4.7% 9.0% 3.6%
Net margin 4.0% 7.0% 1.1%
FCF margin 1.3% 0.4% -6.7%
Operating cash flow margin 3.7% 8.8% -4.4%
Return on equity 12.3% 13.5% 4.8%
Return on assets 5.3% 5.4% 1.8%
Return on invested capital 11.3% 10.1% 3.2%
Return on capital employed 14.9% 13.2% 6.9%
Asset turnover 1.3x 0.8x 1.2x
Cash conversion (OCF / net income) 0.9x 1.3x -3.4x
Stock comp / revenue 1.0% 1.9% 0.9%

Financial Health

11 metrics
MetricPLXSTTMIUCTT
Debt / assets 7.6% 29.6% 30.2%
Debt / equity 0.2x 0.8x 0.8x
Net debt / EBITDA -0.1x 1.3x 2.0x
Debt / FCF 4.5x 111.2x -3.9x
Liabilities / assets 57.9% 63.3% 61.4%
Equity / assets 42.1% 36.7% 38.6%
Interest coverage 18.0x 9.2x 5.8x
Current ratio 1.5x 1.7x 2.8x
Quick ratio 0.7x 1.4x 1.1x
Cash ratio 0.2x 0.5x 0.6x
Altman Z-score 4.18 2.82 2.90

Shareholder Returns

7 metrics
MetricPLXSTTMIUCTT
Dividend yield – – –
Net buyback yield 1.6% – 0.2%
Shareholder yield 1.6% – 0.2%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusPLXSTTMIUCTT
Forward P/E 19.5xFY2027 13.9xFY2026 14.8xFY2026
EPS, next fiscal year $10.58FY2027 $5.29FY2026 $2.98FY2026
EPS growth, next FY +39.6%FY2027 +115.0%FY2026 +183.8%FY2026
EPS growth, the year after +1.3% +53.3% +102.0%
Revenue, next fiscal year $5.37BFY2027 $4.26BFY2026 $2.65BFY2026
Revenue growth, next FY +8.1%FY2027 +46.4%FY2026 +29.1%FY2026
Revenue growth, the year after +20.8% +60.2% +38.5%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersPLXSTTMIUCTT
Held by institutions 99.7% 92.5% 100.0%
Institutions holding 449 641 435
Change in shares held, QoQ -0.6% +0.6% +2.5%
Institutions buying 246 396 238
Institutions selling 135 205 163
Buyers to sellers 1.82 1.93 1.46

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

PLXSTTMIUCTT
PLXS 1.00 0.68 0.64
TTMI 0.68 1.00 0.66
UCTT 0.64 0.66 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, PLXS, TTMI and UCTT?

Ttm Technologies (TTMI) is the largest by market capitalisation: Plexus (PLXS) $5.07B, Ttm Technologies (TTMI) $6.54B, Ultra Clean Holdings (UCTT) $1.73B.

Which stock is cheaper, PLXS, TTMI and UCTT?

Ttm Technologies (TTMI) trades on the lowest price-to-earnings ratio (Plexus (PLXS) 27.3x, Ttm Technologies (TTMI) 24.4x, Ultra Clean Holdings (UCTT) 65.1x). On next year's consensus earnings, Ttm Technologies (TTMI) is cheapest (Plexus (PLXS) 19.5x, Ttm Technologies (TTMI) 13.9x, Ultra Clean Holdings (UCTT) 14.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Ttm Technologies (TTMI) grew revenue fastest over the trailing twelve months: Plexus (PLXS) +14.2%, Ttm Technologies (TTMI) +37.6%, Ultra Clean Holdings (UCTT) +15.8%.

Which company is more profitable?

Ttm Technologies (TTMI) has the highest net margin (Plexus (PLXS) 4.0%, Ttm Technologies (TTMI) 7.0%, Ultra Clean Holdings (UCTT) 1.1%). On return on invested capital, Plexus (PLXS) leads (Plexus (PLXS) 11.3%, Ttm Technologies (TTMI) 10.1%, Ultra Clean Holdings (UCTT) 3.2%).

Which stock has performed better?

Over the past year Ultra Clean Holdings (UCTT) returned the most: Plexus (PLXS) +48.2%, Ttm Technologies (TTMI) +10.7%, Ultra Clean Holdings (UCTT) +68.7%. Over five years, Ttm Technologies (TTMI) compounded fastest (Plexus (PLXS) +17.0%/yr, Ttm Technologies (TTMI) +38.7%/yr, Ultra Clean Holdings (UCTT) -5.4%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Plexus (PLXS) has been the steadiest (Plexus (PLXS) 43.2%, Ttm Technologies (TTMI) 91.1%, Ultra Clean Holdings (UCTT) 90.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, PLXS, TTMI and UCTT?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Ttm Technologies (TTMI) leads on 7. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.