Tech Stocks Trigger Wall Street Sell-Off Amid Cyber Outage

Wall Street indexes tumbled as tech stocks led a sell-off, spurred by a global cyber outage affecting CrowdStrike. Major airlines halted operations, and stock exchanges faced disruptions. Key players like Nvidia and Alphabet showed mixed performances, while the VIX fear gauge peaked. Interest rates and Fed comments added to investor anxiety.

On Friday, Wall Street's main indexes took a dive, exacerbating a tech-driven sell-off and mixed earnings results, while investors grappled with the fallout from a global cyber outage that severely impacted CrowdStrike's shares.

Cybersecurity firm CrowdStrike plunged 9.3% following a problematic update to one of its products that led to an outage, affecting customers running Microsoft's Windows OS and disrupting multiple businesses. Microsoft's stock also fell 0.5%, marking its worst week in three months amid a broader tech stock rout.

Airlines in the U.S. initiated ground stops due to communication problems, and the Euronext exchange along with the London Stock Exchange Group's Workspace platform reported issues. The FTSE Russell also saw data disruptions. However, LSEG later confirmed its data and services were restored, with the NYSE and Nasdaq markets functioning normally.

These disruptions followed two tough sessions for Wall Street as investors assessed Q2 earnings and the shift away from megacaps extensively driving the 2024 equity rally. On Friday, megacap stocks varied, with Nvidia down 1.1%, contrasting with Alphabet's 0.7% rise.

Chip stocks suffered, with Taiwan Semiconductor Manufacturing's U.S.-listed shares dropping 2.6% and Intel down 4.9%. The Philadelphia SE Semiconductor Index declined by 2%, and both the Nasdaq and the S&P 500 were poised for their most significant weekly losses since April.

A lower-than-expected inflation figure in July and rising expectations of Donald Trump's potential win in the presidential race spurred a shift away from heavily weighted tech stocks, according to Jake Manoukian, J.P. Morgan Private Bank's Head of U.S. Investment Strategy. The VIX, Wall Street's fear gauge, noted its highest reading since late April.

John Williams, Federal Reserve Bank of New York President, reaffirmed the Fed's 2% inflation target commitment, with comments from the Fed's Raphael Bostic anticipated later. Market expectations include a 25-basis-point interest-rate cut by September and two cuts by year-end, LSEG data revealed. At 11:58 a.m. ET, the Dow Jones Industrial Average fell 364.88 points, or 0.90%, to 40,300.14; the S&P 500 dropped 23.29 points, or 0.42%, to 5,521.30; and the Nasdaq Composite decreased by 73.47 points, or 0.41%, to 17,797.76.

Conversely, other cybersecurity stocks saw gains, with Palo Alto Networks up 1.7% and SentinelOne rising 4.9%. Intuitive Surgical's shares surged 8.4% after surpassing second-quarter results expectations.

In volatile trading, Netflix dipped 0.7% after warning that Q3 subscriber additions would fall short of last year's. Meanwhile, oilfield services provider SLB rose 4.9% post-results, and Travelers Companies tumbled 6.8%, leading Dow decliners after missing second-quarter revenue estimates.

S&P 500 firms reporting Q2 earnings so far boast an 85% beat rate, with declining issues outnumbering advances by a 2.20-to-1 ratio on the NYSE and a 1.66-to-1 ratio on the Nasdaq.

The S&P index saw 27 new 52-week highs against 4 new lows, while the Nasdaq saw 33 new highs and 66 new lows.