CONCLUDED Stock Market News From Sept. 18, 2025: Dow, S&P 500, Nasdaq Hit New Highs Last Updated: 1 hour ago Russell 2000 Notches First Record Since 2021 Subscribe to Barron's Tools Customer Service By Connor Smith The Russell 2000 closed at a record for the first time since 2021. The small-cap index jumped 2.5% and marked its first closing high since Nov. 8, 2021, according to Dow Jones Market Data. Earlier in the day, it set its first intraday record since Nov. 25, 2024. It snapped a stretch of 967 tradin ...