What Changed
Price Move History
- Daily moves over 5%
- 20 252 sessions, October 6, 2025 to October 6, 2026
- Largest daily move
- +11.7% close of February 17, 2026
- 1-year change
- +63.9% closing prices, October 6, 2025 to October 6, 2026
- 1-month change
- -1.7% closing prices, September 4, 2026 to October 6, 2026
Company Description
Espey Mfg. & Electronics Corp. (NYSE American: ESP) is a manufacturing company whose primary business is the development, design, and production of specialized military and industrial power supplies, power systems, and transformers. According to multiple company announcements, Espey focuses on electrical power products that support demanding applications, particularly for defense-related programs and industrial uses.
The company is incorporated in New York and its common stock is listed on the NYSE American under the symbol ESP, as disclosed in its SEC filings. Espey describes itself as a power electronics design and OEM manufacturing company delivering products for military and severe environment applications. Its product set, as described in available materials, includes power supplies, power converters, filters, power transformers, magnetic components, power distribution equipment, UPS systems, and antennas. These products are used in applications that include AC and DC locomotives, shipboard power and radar, airborne power, ground-based radar, and ground mobile power.
In addition to manufacturing, Espey offers a range of engineering and support services. The company states that its services include design and development to specification, build to specifications provided by the customer, build to print, design services, design studies, environmental testing services, metal fabrication, painting services, and development of automatic testing equipment. This combination of product capabilities and services positions Espey to support customers from initial design concepts through production and testing of power electronics and related components.
Recent company communications emphasize Espey’s role in supplying electrical power transformers and related products for U.S. defense programs. The company has reported contract awards to provide electrical power transformers for the U.S. Navy’s Virginia and Columbia class submarine programs, where it was selected to manufacture components previously designed and supplied by Espey. Public statements also reference Espey’s participation in initiatives intended to strengthen the domestic U.S. Surface Combatant Industrial Base, with funding awards for capital equipment, facility upgrades, and construction of a new manufacturing facility.
Espey has highlighted the development of a Magnetics Center of Excellence, a facility expansion that supports advanced magnetics systems development, fabrication, and MIL-STD testing across its magnetics product portfolio. According to company disclosures, this expansion enhances testing capabilities, increases testing power, and is intended to support scalable growth in transformers, inductors, and related components that meet military standards.
Espey’s operations and governance details are documented in its SEC filings. The company files annual proxy statements and current reports that describe its board structure, director elections, auditor relationships, and advisory votes on executive compensation. Its proxy materials explain that the board includes multiple classes of directors with staggered terms and that independent directors are identified in accordance with NYSE American listing standards. The company has also reported changes related to its independent registered public accounting firm, noting the engagement of WithumSmith+Brown, PC as successor to its prior auditing firm following a combination of practices.
From a shareholder perspective, Espey’s board has periodically declared regular quarterly dividends and, at times, special cash dividends, as disclosed in press releases and corresponding Form 8-K filings. These announcements specify dividend amounts and record dates and illustrate that the company returns cash to shareholders through dividend payments when approved by its board of directors.
Investors and analysts who follow ESP stock can review Espey’s SEC filings for detailed information on governance matters, compensation arrangements, and auditor changes, and can consult company news releases for updates on contract awards, facility investments, and financial results. Across these sources, Espey consistently describes its core focus as specialized military and industrial power supplies, power systems, and transformers, supported by design, manufacturing, and testing capabilities for power electronics in demanding environments.
Stock Performance
Espey Mfg. & Electronics (ESP) closed at $62.30 on October 6, 2026. Over the past 12 months, the price has gained 63.9%.
ESP Metrics & Rankings
Price returns through October 6, 2026. Month-to-date and YTD include the first trading day. Ranking links may use different dates.
Latest News
Espey Mfg. & Electronics has 10 recent news articles. Of the recent coverage, 2 articles coincided with positive price movement and 8 with negative movement. Key topics include dividends, earnings. View all ESP news →
SEC Filings
Espey Mfg. & Electronics has filed 10 recent SEC filings, including 7 Form 4, 1 Form 144, 1 Form 10-K, 1 Form 8-K. The most recent filing was submitted on September 28, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all ESP SEC filings →
Insider Radar
Insider selling at Espey Mfg. & Electronics over the past 90 days can reflect routine portfolio management, scheduled trading plans (Rule 10b5-1), tax planning, or compensation-related dispositions rather than a directional view on the stock.
Financial Highlights
Espey Mfg. & Electronics generated $46.1M in revenue in FY2026, retaining a 35.3% gross margin, operating income reached $11.6M (25.1% operating margin), and net income was $11.2M, reflecting a 24.2% net profit margin. Diluted earnings per share stood at $3.89. The company generated $5.7M in operating cash flow. The current ratio was 2.50, measuring current assets divided by current liabilities.
Upcoming Events
Short Interest History
Short interest in Espey Mfg. & Electronics (ESP) currently stands at 61.8 thousand shares, up 14.9% from the previous reporting period, representing 2.6% of the float. Since October 2025, short interest has increased by 1813.6%.
Days to Cover History
Days to cover for Espey Mfg. & Electronics (ESP) currently stands at 2.8 days, up 34% from the previous period. The ratio is the reported short interest divided by the average daily trading volume. Since October 2025, the figure has increased by 184%. Across the settlements charted above, it has ranged from 1.0 to 2.8 days.
ESP Company Profile & Sector Positioning
Espey Mfg. & Electronics (ESP) operates in the Electrical Equipment & Parts industry within the broader Industrials sector and is listed on the NYSE. Among dividend-paying stocks, ESP ranks #1,599 by dividend yield.
Investors comparing ESP often look at related companies in the same sector, including Ultralife Corporation (ULBI), NeoVolta Inc. (NEOV), SKYX Platforms Corp. (SKYX), RF Industries Ltd (RFIL), and Tecogen Inc. (TGEN). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate ESP's relative position within its industry.