AAPL $342.94 +0.09% ▲ ACN $236.93 +3.89% ▲ ADBE $247.09 +1.52% ▲ ADEA $21.05 +4.36% ▲ ADIG $15.22 -1.68% ▼ ADP $287.03 -0.65% ▼ ADSK $240.70 +0.33% ▲ AEHR $63.33 +4.50% ▲ AEVA $9.91 -1.34% ▼ AGYS $112.23 +2.12% ▲ AI $11.28 +0.10% ▲ AIP $19.08 +1.65% ▲ ALAB $286.58 +0.91% ▲ ALKT $14.01 +2.04% ▲ ALNT $93.68 +1.12% ▲ AMBA $62.76 +1.98% ▲ AMBQ $49.62 -0.52% ▼ AMD $538.05 +2.08% ▲ AMPL $15.18 +2.92% ▲ AMZN $262.45 +5.41% ▲ ANET $182.95 +3.78% ▲ AOSL $22.60 +3.91% ▲ APLD $19.25 +6.59% ▲ APP $269.12 +1.18% ▲ APPN $42.28 +2.70% ▲ APPS $9.57 +0.53% ▲ ARM $228.05 +0.46% ▲ ARRY $3.26 -4.68% ▼ ARW $216.27 +0.77% ▲ ASML $1,647.12 +0.41% ▲ AAPL $342.94 +0.09% ▲ ACN $236.93 +3.89% ▲ ADBE $247.09 +1.52% ▲ ADEA $21.05 +4.36% ▲ ADIG $15.22 -1.68% ▼ ADP $287.03 -0.65% ▼ ADSK $240.70 +0.33% ▲ AEHR $63.33 +4.50% ▲ AEVA $9.91 -1.34% ▼ AGYS $112.23 +2.12% ▲ AI $11.28 +0.10% ▲ AIP $19.08 +1.65% ▲ ALAB $286.58 +0.91% ▲ ALKT $14.01 +2.04% ▲ ALNT $93.68 +1.12% ▲ AMBA $62.76 +1.98% ▲ AMBQ $49.62 -0.52% ▼ AMD $538.05 +2.08% ▲ AMPL $15.18 +2.92% ▲ AMZN $262.45 +5.41% ▲ ANET $182.95 +3.78% ▲ AOSL $22.60 +3.91% ▲ APLD $19.25 +6.59% ▲ APP $269.12 +1.18% ▲ APPN $42.28 +2.70% ▲ APPS $9.57 +0.53% ▲ ARM $228.05 +0.46% ▲ ARRY $3.26 -4.68% ▼ ARW $216.27 +0.77% ▲ ASML $1,647.12 +0.41% ▲

Stock Market Today, Oct. 19: IREN Rallies on AI Infrastructure Sentiment Rebound

October 19, 2026 · by TPW Pipeline

IREN (NASDAQ:IREN), a vertically integrated AI data centers and Bitcoin (CRYPTO:BTC) mining provider, closed at $27.73, up 2.74%. Monday’s move followed a rebound in AI infrastructure stocks, and investors are watching financing and execution around the data-center buildout.

Trading volume reached 49.8 million shares, coming in nearly 9.4% above its three-month average of 45.5 million shares. IREN IPO’d in 2021 and shares are down about 27% in 2026.

S&P 500 closed at 7,691, up 0.42%, while the Nasdaq Composite finished at 26,431, up 1.11%. Among AI data centers, Bitcoin mining, and high-performance compute infrastructure peers, Applied Digital closed at $19.25, up 6.65%, and Core Scientific closed at $13.73, up 1.85%.

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Source: www.fool.com — article syndicated from the publisher’s feed; all rights remain with the original publisher.