ESCO Technologies Inc. provides engineered components and systems for aviation, navy, defense, and industrial customers. The Aerospace & Defense segment designs and manufactures specialty filtration products, including hydraulic filter elements and fluid control devices used in commercial and defense aerospace applications; miniature electro-explosive devices for military aircraft ejection seats and missile arming devices; manufactures and sells mission-critical bushings, pins, sleeves, and precision-tolerance machined components for landing gear, rotor heads, engine mounts, flight controls, and actuation systems for the aerospace and defense industries; designs, develops and manufactures elastomeric-based signature reduction solutions for U.S. naval vessels; and provides mission-critical signature and power management solutions. The Utility Solutions Group segment develops, manufactures, and delivers diagnostic testing solutions; and designs and manufactures decision support tools for the renewable energy industry, primarily wind and solar. The RF Test & Measurement segment designs and manufactures products and systems to measure and control RF energy for research and development, regulatory compliance, and medical and security applications; and turnkey systems, such as RF test facilities and measurement systems, acoustic test enclosures, RF and magnetically shielded rooms, and secure communication facilities. This segment also supplies RF absorptive materials, filters, antennas, field probes, test cells, proprietary measurement software, and other test accessories; and offers calibration and product tests, feedthrough capacitors, high current power, telephone, data and control line filters, and high-altitude electromagnetic protection filters. It distributes its products through distributors, sales representatives, direct sales teams, and in-house sales personnel. The company was incorporated in 1990 and is based in Saint Louis, Missouri.
Ticker
ESE
Exchange
NYSE
Sector
Technology
Industry
Scientific & Technical Instruments
Market cap
$5.97B
52-week range
$193.68 - $362.15
Valuation
Share price
$230.41 (close of Nov 6, 2026)
P/E (TTM)
18.92x
Price to book
3.69x
Price to free cash flow
28.79x
Enterprise value
$6.03B
Book value per share
$62.43
Price performance
Period
Change
1 day
+2.05%
5 days
-3.07%
1 month
-14.10%
3 months
-29.76%
6 months
-31.34%
Year to date
+17.92%
1 year
+5.25%
3 years
+130.11%
5 years
+155.10%
10 years
+433.36%
All time
+8,677.52%
Short interest
As of
Oct 15, 2026
Short % of float
3.41%
Shares short
645.13K
Days to cover
2.48
Change since prior report
+2.93%
Source
FINRA consolidated short interest
Profitability and growth
Return on equity
19.42%
Return on invested capital
7.55%
Return on assets
12.41%
Return on capital employed
8.96%
Gross margin
42.09%
Net margin
27.32%
EBITDA margin
22.40%
Revenue growth
19.18%
Net income growth
193.70%
Free cash flow growth
107.14%
Cash flow and balance sheet
Free cash flow yield (TTM)
3.47%
Current ratio
1.38x
Net debt to EBITDA
0.18x
Latest reported year
Period end
Sep 30, 2025
Fiscal year
2025
Revenue
$1.10B
Cost of revenue
$634.30M
Gross profit
$461.08M
EBITDA
$245.38M
Net income
$299.22M
Earnings per share
$11.59
Research and development
$23.00M
Interest expense
$17.50M
Shares outstanding
25.81M
Income statement by year
Period end
Revenue
Gross profit
Net income
EPS
2025-09-30
$1.10B
$461.08M
$299.22M
$11.59
2024-09-30
$919.13M
$388.57M
$101.88M
$3.95
2023-09-30
$855.79M
$353.11M
$92.55M
$3.59
2022-09-30
$857.50M
$332.05M
$82.32M
$3.17
2021-09-30
$715.44M
$270.39M
$63.50M
$2.44
2020-09-30
$730.47M
$272.16M
$99.41M
$3.82
2019-09-30
$726.04M
$288.05M
$81.04M
$3.12
2018-09-30
$683.65M
$263.94M
$92.14M
$3.56
2017-09-30
$685.74M
$248.82M
$53.70M
$2.08
2016-09-30
$571.46M
$220.65M
$45.88M
$1.78
Margins and returns by year
Period end
Gross margin
Net margin
Return on equity
Return on capital
2025-09-30
42.09%
27.32%
19.42%
7.55%
2024-09-30
42.28%
11.08%
8.23%
8.45%
2023-09-30
41.26%
10.81%
8.18%
7.44%
2022-09-30
38.72%
9.60%
7.85%
7.11%*
2021-09-30
37.79%
8.88%
6.23%
5.32%*
2020-09-30
37.26%
13.61%
10.37%
2.76%*
2019-09-30
39.67%
11.16%
9.81%
7.70%*
2018-09-30
38.61%
13.48%
12.13%
9.18%*
2017-09-30
36.29%
7.83%
7.99%
6.15%*
2016-09-30
38.61%
8.03%
7.46%
6.51%*
* Estimated EBIT: pre-tax income + net interest. This company reports no operating income line.