This article was automatically generated using Dow Jones technology.

Shares of small-cap companies gained Friday, as the Russell 2000 Index increased 0.4%, and the S&P Small Cap 600 Index was up 0.6%.

Among companies with a market value of $1 billion to $6.7 billion, ACV Auctions Inc. was the best performer during the session, surging 44%, followed by Alphatec Holdings Inc., which surged 20%. Boyd Group Services Inc. shares surged 11%, Babcock & Wilcox Enterprises Inc. surged 11%, and shares of Bandwidth Inc. Cl A surged 10%.

NuScale Power Corp. was the biggest laggard, dropping 16%, followed by shares of SELLAS Life Sciences Group Inc., which dropped 14%. Shares of Avino Silver & Gold Mines Ltd. dropped 8.8%, Lithium Argentina AG shares plunged 8.7%, and Omada Health Inc. tumbled 8.6%.

Major stock indexes in the U.S. climbed Friday as the Nasdaq Composite Index increased 1.0%. Meanwhile, the S&P 500 Index gained 0.9%, and the Dow Jones Industrial Average gained 1.0%.

Data source: Dow Jones Market Data, FactSet