Stock market today: Nasdaq, S&P 500, Dow gain on rising hopes for Iran peace, upbeat tech earnings

Tech and semis are still stealing the show, but the artificial intelligence trade is reaching into the plumbing too.

Corning (GLW) jumped to a fresh intraday high after announcing a long-term Nvidia (NVDA) partnership to expand US optical connectivity capacity for AI data centers, reminding investors that artificial intelligence picks and shovels is sometimes an industrial and materials trade too.

Here are this morning’s intraday record highs:

Indexes: Nasdaq Composite (^IXIC), S&P 500 (^GSPC), Nasdaq 100 (^NDX), Russell 2000 (^RUT), PHLX Semiconductor Index (^SOX), S&P MidCap 400 (^MID), S&P SmallCap 600 (^SP600)

Dow Jones Sectors/Industries: Large-Cap Technology, Electronic Equipment, Construction & Materials, Electrical Components & Equipment, Electronic & Electrical, Commercial Vehicles/Trucks, Heavy Construction, Industrial Engineering, Internet Services, Publishing, Semiconductors, Steel, Technology, Technology TR, Tech Hardware & Equipment

Large-cap sector ETFs: Technology (XLK)

Small-cap sector ETFs: Small-cap tech (PSCT)

Industry/Style/Country ETFs: ACWI ex US (ACWX), Emerging markets (EEM), Netherlands (EWN), Taiwan (EWT), South Korea (EWY), Semiconductors (FTXL), Micro-cap (IWC), Mega cap (MGC), Momentum (MTUM), Semiconductors (SMH), Semiconductors (SOXX), High Beta (SPHB), Value (VLUE)

Healthcare stocks: DaVita (DVA)

Financial stocks: Globe Life (GL), Interactive Brokers (IBKR), Morgan Stanley (MS), Principal Financial (PFG)

Industrial stocks: Caterpillar (CAT), Cummins (CMI), Comfort Systems (FIX), Jabil (JBL), Matson (MATX), Powell Industries (POWL), Quanta Services (PWR), Rockwell Automation (ROK)

Materials stocks: Corning (GLW), Nucor (NUE), Steel Dynamics (STLD)

Real estate stocks: Iron Mountain (IRM)

Communication services stocks: Alphabet (GOOGL)

Tech stocks: Analog Devices (ADI), Applied Materials (AMAT), Advanced Micro Devices (AMD), ASE Technology (ASX), Broadcom (AVGO), AXT (AXTI), Dell (DELL), Diodes (DIOD), ChipMOS (IMOS), Intel (INTC), Keysight (KEYS), Kulicke & Soffa (KLIC), Lam Research (LRCX), Marvell Technology (MRVL), MACOM (MTSI), Micron (MU), SMART Global (PENG), Photronics (PLAB), Qnity Electronics (Q), SiTime (SITM), Semtech (SMTC), Sandisk (SNDK), Tower Semiconductor (TSEM), Ultra Clean (UCTT), United Microelectronics (UMC), Veeco (VECO), Vishay Intertechnology (VSH), Wolfspeed (WOLF)