This article was automatically generated using Dow Jones technology.

Shares of small-cap companies were mixed Monday, as the Russell 2000 Index declined 0.7%, while the S&P Small Cap 600 Index was up 0.3%.

Among companies with a market value of $1 billion to $6.7 billion, Generate Biomedicines Inc. was the biggest laggard during the session, dropping 19%, followed by shares of Rackspace Technology Inc., which dropped 18%. Shares of FuelCell Energy Inc. dropped 17%, Aehr Test Systems shares plunged 16%, and Lightwave Logic Inc. plunged 15%.

LiveRamp Holdings Inc. was the best performer, surging 27%, followed by T1 Energy Inc., which surged 23%. Genius Sports Ltd. shares surged 22%, Brady Corp. Cl A surged 19%, and shares of AEVEX Corp. Cl A surged 15%.

Major stock indexes in the U.S. ended Monday mixed as the Nasdaq Composite Index fell 0.5%. Meanwhile, the S&P 500 Index fell 0.1%, and the Dow Jones Industrial Average added 0.3%.

Data source: Dow Jones Market Data, FactSet

(END) Dow Jones Newswires

May 18, 2026 16:21 ET (20:21 GMT)

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