ON Semiconductor stock heads into the open after a 2.46 percent gain

ON Semiconductor stock closed at USD 69.98 on Nasdaq on September 18, 2026, up 2.46 percent from the prior close, after moving in a relatively tight intraday range. The move left the shares trading roughly midway between their 52-week low near USD 55.00 and 52-week high around USD 84.00, while a new analyst call from Truist set the tone heading into today.

September 18, 2026 in numbers

ON Semiconductor Corporation (ISIN US6821891035, Nasdaq: ON) saw its shares trade between an intraday low of about USD 69.09 and a high near USD 70.00 on Nasdaq on September 18, 2026, before settling at a closing price of USD 69.98 in regular trading, according to quote data referenced in a recent market wrap at MarketBeat on September 20, 2026. Per those figures, the 2.46 percent daily gain on September 18, 2026 followed a prior close around USD 68.30, with extended-hours trading later that evening showing an indication of USD 69.94 as of 7:59 p.m. Eastern time. The quoted 52-week range placed ON Semiconductor stock between roughly USD 55.00 on the low end and USD 84.00 on the high end as of the September 18, 2026 session, highlighting that the latest close sits noticeably below the 52-week peak but clearly above the trough for the period. While detailed volume numbers for the September 18, 2026 Nasdaq session were not singled out in the same wrap, the price action aligned with broader strength in United States semiconductor and artificial-intelligence related equities that day, as several sector peers posted notable gains in the same trading week.

As Ad-hoc-news reported on September 20, 2026, Truist lowered its price target for ON Semiconductor stock from USD 91 to USD 75 while maintaining a Hold rating, a change that was highlighted alongside the September 18, 2026 closing figures and a market capitalization estimate around USD 30.0 billion. The same report cited MarketBeat price data indicating that ON Semiconductor stock last closed at USD 69.98 on Nasdaq on September 18, 2026 with a 2.46 percent gain on the day, within a 52-week trading band spanning roughly USD 55.00 to USD 84.00, underlining that the stock remains below its recent highs despite the latest advance. In comparison with broad equity benchmarks on September 18, 2026, the session gain for ON Semiconductor stock was broadly in line with a positive tone for United States semiconductor names, which saw widespread advances according to a sector-focused wrap by Eastmoney on September 21, 2026 that described most semiconductor and large technology stocks as closing higher in the latest completed United States session.

Today’s catalysts and calendar

As of the morning of September 21, 2026, no new company earnings release or major corporate announcement from ON Semiconductor has been published for the day in the available results, so attention turns to how investors digest the recent Truist price-target cut from USD 91 to USD 75 and its Hold rating stance highlighted in the September 20, 2026 coverage by Ad-hoc-news. Sector sentiment also matters today, with a semiconductor and artificial-intelligence related stock roundup from Eastmoney noting that United States semiconductor names and large technology stocks mostly finished the last completed United States trading session higher, a backdrop that frames expectations for ON Semiconductor shares as the Nasdaq prepares to open today. Looking slightly ahead, the same market wrap at Ad-hoc-news referenced MarketBeat data indicating an estimated next earnings date of November 2, 2026 for ON Semiconductor, marking the next scheduled point at which the company’s fundamentals are expected to be updated and potentially influence the stock.