Espey Mfg & Electronics Corp (ESP) is a leading manufacturer of specialized military and rugged industrial power supplies and transformers. The company's ticker symbol on the NYSE Market is ESP. Headquartered in Saratoga Springs, New York, Espey has been in the business for over 90 years, since it was founded by William P. Espey in 1928.
With stringent quality control and on-time delivery, Espey serves some of the world’s largest companies and government organizations. The company's products are used in a wide range of applications including shipboard, airborne, ground-based military applications, and demanding rugged industrial power supply applications.
Espey is a vertically integrated company, with capacities for design and development, engineering, production, testing, and quality assurance all housed in its 150,000 sq. foot facility. All stages of product development, from engineering design and prototyping through assembly, testing, and quality assurance, are accomplished under one roof.
Espey offers a plethora of products ranging from power supplies, power converters, filters, power transformers, inductors, chokes, bridge rectifiers, power distribution equipment, and reactor assemblies. The products are known for their high quality and are usually custom designed to meet unique client specifications.
This reputed company has been celebrated for its technical innovation in product design, and the Espey brand is synonymous with reliability and performance. Espey’s mission is to deliver high-quality reliable products at competitive prices, on time, to its valuable customers.
Espey has not just built products but has also built a reputation for reliability, performance, and exceptional customer service. Its commitment to quality, delivery, and customer satisfaction sets the company apart in this competitive industry.
The company's research and development (R&D) efforts are focused on developing more efficient and compact devices, enhancing its technological capabilities, and expanding its product line. Espey is a small defense equipment manufacturer but its products play big roles in the functioning of bigger systems.
Over the years, Espey Mfg & Electronics Corp has consistently focused on sustainable growth and maintained a firm commitment to delivering the best value products and services to its customers, earning it the trust and confidence of industry leaders worldwide.
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ESPEY MFG & ELECTRONICS CORP. (AMEX: ESP) reported a 4.95% increase in fiscal 2026 revenue to $46,124,325, with net income rising to $11,179,759 and gross margin improving to 35.3%. The company anticipates fiscal 2027 revenue to exceed these figures, driven by increased engineering investments in new products. While these investments may temporarily reduce near-term gross profits, they are expected to lay a foundation for sustained production revenue and enhanced margins through manufacturing efficiencies.

Sei Investments Co. has acquired a new stake in Espey Mfg. & Electronics Corp. (NYSEAMERICAN:ESP), purchasing 24,968 shares valued at approximately $1.384 million during the first quarter. Other institutional investors like Two Sigma Investments LP and Steel Partners Holdings L.P. also recently modified their positions. The company's stock has a market capitalization of $191.37 million and institutional investors now own 36.65% of its shares.

Espey Mfg. & Electronics Corp. (NYSEAMERICAN:ESP) experienced a significant surge in short interest by 592.7% in June, reaching 85,081 shares. This increase, coupled with a downgrade from Freedom Capital and recent insider stock sales, reflects a cautious sentiment towards the company. Despite these factors, Espey Mfg. & Electronics continues to pay a quarterly dividend of $0.25 per share.
Paul Corr, a Director at Espey Manufacturing & Electronics Corp (ESP), sold 2,550 shares of the company on June 23, 2026, reducing his total holdings to 20,439 shares. Over the past year, Corr has sold 9,742 shares with no purchases, contributing to a pattern of 12 insider sells and no buys for the company. The stock is considered significantly overvalued based on its GF Value, trading at $65.89 with a GF Value of $27.99.