Graham Corporation (GHM:NYSE) closed at $66.10 on October 23, 2026, up 2.62% on the day. The stock trades 47.5% below its 52-week high of $125.82 and 25.7% above its 52-week low of $52.57. Over the past year, it gained 6.0%. Graham Corporation is part of the Technology sector (Industrial Machinery/Components).
In 252 trading sessions since October 23, 2025, GHM closed higher on 133 days (53%). Its best day was February 6, 2026 (+12.87%) and its worst was July 29, 2026 (-11.55%). The stock moved 10% or more in a single session 3 times. It opened at least 5% above the previous day's high 1 time.
Graham Corporation, together with its subsidiaries, designs, manufactures, and sells vacuum and heat transfer equipment for the chemical, defense, petrochemical, petroleum refining, electric power generation, and other industries worldwide. It offers heat transfer equipment, including surface condensers, Heliflows, water heaters, and various types of heat exchangers; and vacuum equipment consisting of steam jet ejector vacuum systems and liquid ring vacuum pumps. The company also services and sells spare parts for its equipment; and supplies components used inside reactor vessels and outside containment vessels of nuclear power facilities. In addition, it engages in fabrication and specialty machining activities. The company sells its products directly, as well as through independent sales representatives. Graham Corporation was founded in 1936 and is headquartered in Batavia, New York.
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Based on end-of-day data. For information only, not investment advice.