ESP vs NOC vs TDY Stock Comparison

Espey Mfg & Electronics, Northrop Grumman and Teledyne Technologies Prices as of Oct 27, 2026 Peers: Industry group

Head to Head

12 decided of 12

Espey Mfg & Electronics leads on 7 of the 12 questions below (Espey Mfg & Electronics 7, Teledyne Technologies 3, Northrop Grumman 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionESPNOCTDYLeader
Larger companyMarket capitalisation $152.86M $78.77B $30.81B NOC
Cheaper on earningsLower P/E, profitable companies only 13.7x 17.4x 30.0x ESP
Cheaper on forward earningsLower price / next fiscal year consensus EPS 14.0x 17.9x 25.1x ESP
Faster revenue growthRevenue growth, trailing twelve months +4.9% +6.5% +8.6% TDY
More profitableNet margin, trailing twelve months 24.2% 10.4% 15.8% ESP
Better return on capitalReturn on invested capital — 12.2% 8.1% NOC
Less leveragedLower net debt / EBITDA — 1.7x 0.9x TDY
Higher dividend yieldTrailing dividend yield 0.03% 0.02% 0.00% ESP
Better 1-year returnPrice return, last 12 months +42.5% -7.5% +24.0% ESP
Better 5-year returnAnnualised price return, 5 years +29.5%/yr +9.0%/yr +8.0%/yr ESP
Less volatileAnnualised volatility, 1 year 46.6% 28.7% 25.6% TDY
Higher overall scoreMean of the five percentile scores vs peers 71/100 58/100 70/100 ESP

Percentile Scorecard

ESPNOCTDY

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

AxisESPNOCTDY
Valuation 83 #18 of 100 78 #23 of 100 66 #35 of 100
Growth 69 #31 of 97 38 #61 of 97 39 #60 of 97
Profitability 84 #16 of 96 78 #22 of 96 83 #17 of 96
Financial Health 64 #38 of 105 40 #63 of 105 73 #29 of 105
Shareholder Returns 56 #29 of 65 58 #28 of 65 91 #7 of 65
Overall 71 58 70
  • ESP ranked among 107 companies in Aerospace and Defense
  • NOC ranked among 107 companies in Aerospace and Defense
  • TDY ranked among 107 companies in Aerospace and Defense

Price Performance

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

Returns

PeriodESPNOCTDYSPY
1 month -16.1%+8.0%+6.7% -0.2%
3 months -6.1%+0.4%+0.8% +3.9%
6 months -20.9%-4.6%+2.1% +8.2%
Year to date +16.9%-3.3%+28.3% +12.9%
1 year +42.5%-7.5%+24.0% +12.3%
3 years +251.0%+16.5%+76.7% +87.4%
3 years, per year +52.0%+5.2%+20.9% +23.3%
5 years +264.1%+53.7%+46.7% +67.9%
5 years, per year +29.5%+9.0%+8.0% +10.9%
10 years +116.1%+144.6%+518.4% +261.1%
10 years, per year +8.0%+9.4%+20.0% +13.7%

Risk

MeasureESPNOCTDYSPY
Volatility, 1Y 46.6%28.7%25.6% 12.7%
Downside volatility, 1Y 50.5%28.4%24.0% 12.7%
Beta vs S&P 500, 1Y 0.87-0.011.12 1.00
Return / volatility, 1Y 0.91-0.260.93 0.97
Max drawdown, 5Y -34.6%-38.4%-32.2% -25.4%
From 52-week high -23.7%-28.2%-5.2% -1.2%
52-week high $72.22$768.02$691.24 $779.14
52-week low $37.20$473.40$484.47 $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.

MultipleESPNOCTDY
P/E now vs peer median 13.7xmedian 26.5x 17.3xmedian 26.5x 29.5xmedian 26.5x
P/S now vs peer median 3.6xmedian 3.0x 1.8xmedian 3.0x 4.6xmedian 3.0x
EV/EBITDA now vs peer median 10.1xmedian 14.6x 14.5xmedian 14.6x 19.3xmedian 14.6x
P/FCF now vs peer median 64.8xmedian 26.4x 20.5xmedian 26.4x 26.4xmedian 26.4x
P/B now vs peer median 2.8xmedian 2.5x 4.2xmedian 2.5x 2.7xmedian 2.5x
PEG now vs peer median 0.36median 0.90 17.01median 0.90 -49.75median 0.90

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 monthsESPNOCTDY
Revenue $46.12M $43.59B $6.52B
Gross profit $16.28M $8.73B $2.84B
Operating income $11.59M $4.63B $1.30B
Net income $11.18M $4.52B $1.03B
Free cash flow $2.58M $3.83B $1.15B
R&D – – $330.60M
EPS (diluted) $3.89 $31.74 $21.90
Cash & equivalents $19.44M $3.74B $562.40M
Total debt – $58.43B $2.03B
Shares (diluted) 2.87M 142.40M 46.90M
Enterprise value -$29.32M $66.22B $29.03B

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
MetricESPNOCTDY
P/E 13.7x 17.3x 29.5x
P/FCF 64.8x 20.5x 26.4x
P/Operating cash flow 29.4x 14.9x 23.6x
P/S 3.6x 1.8x 4.6x
P/B 2.8x 4.2x 2.7x
P/Tangible book -2.3x 4.2x 3.3x
EV/EBITDA 10.1x 14.5x 19.3x
EV/EBIT 10.5x 19.2x 24.3x
EV/Revenue 2.6x 2.0x 4.9x
EV/FCF 47.2x 23.2x 27.7x
EV/Operating cash flow 21.4x 16.9x 24.8x
PEG (3Y EPS CAGR) 0.36 17.01 -49.75

Growth

14 metrics
MetricESPNOCTDY
Revenue growth (1Y) 4.9% 6.5% 8.6%
Revenue CAGR (3Y) 9.0% 4.1% 0.5%
Gross profit growth (1Y) 28.4% 9.8% 10.8%
Gross profit CAGR (3Y) 26.5% 3.4% -0.1%
Operating income growth (1Y) 42.7% 6.8% 23.3%
Operating income CAGR (3Y) 39.2% 6.4% 0.0%
Net income growth (1Y) 37.3% 12.5% 25.5%
Net income CAGR (3Y) 44.9% -1.1% -1.3%
EPS growth (1Y) 28.9% 13.3% 27.2%
EPS CAGR (3Y) 37.8% 1.0% -0.6%
Operating cash flow growth (1Y) -72.9% 53.2% 11.9%
Operating cash flow CAGR (3Y) 13.4% 12.5% 26.7%
Free cash flow growth (1Y) -84.5% 108.8% 10.5%
Free cash flow CAGR (3Y) -8.7% 22.3% 29.4%

Profitability

14 metrics
MetricESPNOCTDY
Gross margin 35.3% 20.0% 43.6%
EBITDA margin 26.2% 14.1% 25.3%
Operating margin 25.1% 10.6% 20.0%
Pretax margin 28.9% 12.0% 19.4%
Net margin 24.2% 10.4% 15.8%
FCF margin 5.6% 8.8% 17.6%
Operating cash flow margin 12.3% 12.1% 19.6%
Return on equity 19.1% 24.7% 9.3%
Return on assets 11.6% 8.8% 6.7%
Return on invested capital – 12.2% 8.1%
Return on capital employed 19.3% 12.2% 9.4%
Asset turnover 0.5x 0.8x 0.4x
Cash conversion (OCF / net income) 0.5x 1.2x 1.2x
Stock comp / revenue 1.5% 0.3% 0.6%

Financial Health

11 metrics
MetricESPNOCTDY
Debt / assets – 27.5% 13.0%
Debt / equity – 0.8x 0.2x
Net debt / EBITDA – 1.7x 0.9x
Debt / FCF – 3.8x 1.8x
Liabilities / assets 37.7% 64.4% 28.5%
Equity / assets 62.3% 35.6% 71.5%
Interest coverage – 7.1x 26.9x
Current ratio 2.5x 1.2x 2.3x
Quick ratio 1.5x 1.0x 1.3x
Cash ratio 1.2x 0.3x 0.4x
Altman Z-score 4.84 3.08 5.66

Shareholder Returns

7 metrics
MetricESPNOCTDY
Dividend yield 2.7% 1.7% –
Net buyback yield -1.2% 0.7% 1.5%
Shareholder yield 1.5% 2.4% 1.5%
Payout ratio (earnings) 43.2% 30.2% –
Payout ratio (FCF) 187.2% 35.6% –
Dividend growth (1Y) 86.0% 8.0% –
Dividend CAGR (3Y) 6.1% 7.4% –

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.

ConsensusESPNOCTDY
Forward P/E 14.0xFY2027 17.9xFY2026 25.1xFY2026
EPS, next fiscal year $3.93FY2027 $30.81FY2026 $26.05FY2026
EPS growth, next FY +1.0%FY2027 +17.0%FY2026 +18.5%FY2026
EPS growth, the year after -2.0% +3.7% +13.6%
Revenue, next fiscal year $49.74MFY2027 $42.95BFY2026 $6.20BFY2026
Revenue growth, next FY +7.8%FY2027 +2.4%FY2026 +1.4%FY2026
Revenue growth, the year after +14.5% +3.7% +5.9%
ESP estimates →NOC estimates →TDY estimates →

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersESPNOCTDY
Held by institutions 35.4% 83.4% 97.2%
Institutions holding 78 1,809 886
Change in shares held, QoQ +15.0% +0.3% +2.7%
Institutions buying 50 840 399
Institutions selling 13 639 327
Buyers to sellers 3.85 1.31 1.22
ESP holders →NOC holders →TDY holders →

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.

ESPNOCTDY
ESP 1.00 -0.01 0.29
NOC -0.01 1.00 0.25
TDY 0.29 0.25 1.00

Add a Peer

Largest companies in the same industry
ESP · Defense
+LMTLockheed Martin +GDGeneral Dynamics +MSIMotorola Solutions +LHXL3Harris Technologies +ESLTElbit Systems +CWCurtiss Wright +LDOSLeidos Holdings +CACICaci International
Plot all 204 Defense stocks →

Related Comparisons

ESP vs LMTLockheed Martin ESP vs GDGeneral Dynamics ESP vs MSIMotorola Solutions ESP vs LHXL3Harris Technologies

Frequently Asked Questions

Which is bigger, ESP, NOC and TDY?

Northrop Grumman (NOC) is the largest by market capitalisation: Espey Mfg & Electronics (ESP) $152.86M, Northrop Grumman (NOC) $78.77B, Teledyne Technologies (TDY) $30.81B.

Which stock is cheaper, ESP, NOC and TDY?

Espey Mfg & Electronics (ESP) trades on the lowest price-to-earnings ratio (Espey Mfg & Electronics (ESP) 13.7x, Northrop Grumman (NOC) 17.4x, Teledyne Technologies (TDY) 30.0x). On next year's consensus earnings, Espey Mfg & Electronics (ESP) is cheapest (Espey Mfg & Electronics (ESP) 14.0x, Northrop Grumman (NOC) 17.9x, Teledyne Technologies (TDY) 25.1x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Teledyne Technologies (TDY) grew revenue fastest over the trailing twelve months: Espey Mfg & Electronics (ESP) +4.9%, Northrop Grumman (NOC) +6.5%, Teledyne Technologies (TDY) +8.6%.

Which company is more profitable?

Espey Mfg & Electronics (ESP) has the highest net margin (Espey Mfg & Electronics (ESP) 24.2%, Northrop Grumman (NOC) 10.4%, Teledyne Technologies (TDY) 15.8%). On return on invested capital, Northrop Grumman (NOC) leads (Northrop Grumman (NOC) 12.2%, Teledyne Technologies (TDY) 8.1%).

Which stock has performed better?

Over the past year Espey Mfg & Electronics (ESP) returned the most: Espey Mfg & Electronics (ESP) +42.5%, Northrop Grumman (NOC) -7.5%, Teledyne Technologies (TDY) +24.0%. Over five years, Espey Mfg & Electronics (ESP) compounded fastest (Espey Mfg & Electronics (ESP) +29.5%/yr, Northrop Grumman (NOC) +9.0%/yr, Teledyne Technologies (TDY) +8.0%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Espey Mfg & Electronics (ESP) has the highest dividend yield: Espey Mfg & Electronics (ESP) 0.03%, Northrop Grumman (NOC) 0.02%, Teledyne Technologies (TDY) 0.00%. Teledyne Technologies (TDY) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Teledyne Technologies (TDY) has been the steadiest (Espey Mfg & Electronics (ESP) 46.6%, Northrop Grumman (NOC) 28.7%, Teledyne Technologies (TDY) 25.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ESP, NOC and TDY?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Espey Mfg & Electronics (ESP) 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.