STMicroelectronics stock heads into the open after a 2.91 percent drop

At the close on September 24, 2026, STMicroelectronics stock had fallen 2.91 percent to EUR 44.77 during the Euronext Paris session, while the CAC 40 lost 0.78 percent. Semiconductor peers also declined.

STMicroelectronics stock closed at EUR 44.77 on Euronext Paris on September 24, 2026, down 2.91 percent in the session. The decline exceeded the CAC 40 loss of 0.78 percent, a gap of 2.13 percentage points.

September 24, 2026 in numbers

STMicroelectronics N.V. (ISIN NL0000226223, Euronext Paris: STMPA) traded at EUR 44.77 during the session, according to Ideal Investor. The report showed a session decline of 2.91 percent, compared with a 0.78 percent fall for the CAC 40 to 8,081.43 points. The stock was also down 1.20 percent in ASML Holding and 1.97 percent in ASM International, while Micron Technology fell 2.22 percent.

On the US listing, STMicroelectronics closed at USD 51.10 on September 24, 2026, down 2.6 percent, with 2,648,606 shares traded. The session range reached USD 51.10 at the low, while the 52-week range was USD 21.11 to USD 81.42, according to MarketBeat.

Today, September 25, 2026

Semiconductor-sector performance remains the clearest market reference for the stock after the September 24 decline. MarketBeat reported that quarterly earnings exceeded consensus, with earnings per share of USD 0.31 versus USD 0.26 expected and revenue of USD 3.49 billion versus USD 3.46 billion expected. The report also recorded 32,454 call options traded, 51 percent above average call volume.