This article was automatically generated using Dow Jones technology.

Shares of small-cap companies added Thursday, as the Russell 2000 Index increased 1.4%, and the S&P Small Cap 600 Index was up 0.8%.

Among companies with a market value of $1 billion to $6.7 billion, FuelCell Energy Inc. was the best performer during the session, surging 31%, followed by Fervo Energy Co., which surged 31%. Preformed Line Products Co. shares surged 30%, MarketAxess Holdings Inc. surged 29%, and shares of Bausch Health Cos. Inc. surged 29%.

Coastal Financial Corp. was the biggest laggard, dropping 44%, followed by shares of Teladoc Health Inc., which dropped 28%. Shares of Sonos Inc. dropped 18%, Group 1 Automotive Inc. shares tumbled 17%, and Stride Inc. plunged 15%.

Major stock indexes in the U.S. moved upward Thursday as the Nasdaq Composite Index increased 2.8%. Meanwhile, the S&P 500 Index gained 1.7%, and the Dow Jones Industrial Average added 1.2%.

Data source: Dow Jones Market Data, FactSet