Aspen Aerogels, Inc. rose 24.4% on Monday, November 9, 2026, on 2,400,900 shares, 2.4 times its average daily volume. No headline about ASPN came out that day or the day before in the news feeds we follow, so the move may come from news we don't track, the sector or trading alone.
Aspen Aerogels, Inc. (ASPN:NYSE) closed at $5.58 on November 13, 2026, down 6.84% on the day. The stock trades 31.1% below its 52-week high of $8.10 and 142.6% above its 52-week low of $2.30. Over the past year, it gained 81.2%. Aspen Aerogels, Inc. is part of the Consumer Services sector (RETAIL: Building Materials).
In 252 trading sessions since November 13, 2025, ASPN closed higher on 125 days (50%). Its best day was August 6, 2026 (+37.52%) and its worst was February 25, 2026 (-27.81%). The stock moved 10% or more in a single session 12 times. It opened at least 5% above the previous day's high 2 times.
Aspen Aerogels, Inc., an aerogel technology company, designs, develops, manufactures, and sells aerogel insulation products that are primarily used in energy infrastructure facilities worldwide. The company provides Pyrogel XT/XT-E that reduces the risk of corrosion under insulation in high temperature operating systems; Pyrogel XTF, which provides strong protection against fire; Cryogel Z that is used for sub-ambient and cryogenic applications in the energy infrastructure market; and Spaceloft Subsea, which is used in pipe-in-pipe applications in offshore oil production. It also offers Spaceloft for use in building materials market; and Cryogel X201, which is used in designing cold systems, such as refrigerated appliances, cold storage equipment, and aerospace systems. In addition, the company provides contract research services for the Department of Defense, the Department of Energy, and other institutions. Aspen Aerogels, Inc. was founded in 2001 and is headquartered in Northborough, Massachusetts.
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