Last week, ten large-cap stocks experienced significant declines, led by Zscaler which dropped over 20% after reporting weaker-than-expected Q3 results and cautious Q4 sales guidance. Other notable losers included Cerebras Systems, Boston Scientific, and AutoZone, all falling between 14% and 17%, often following earnings reports or analyst downgrades. The declines reflect investor concerns over earnings performance and future outlooks, impacting portfolios holding these stocks. Energy-related stocks also fell amid geopolitical uncertainties affecting oil prices.
Cybersecurity stocks surged after IBM CEO Arvind Krishna highlighted cyber threats as a top concern for customers in the company's preliminary Q2 results. Krishna noted that some major deals were delayed as businesses reconsidered spending due to evo...
Zscaler's stock dropped sharply by 31.5% on May 27, 2026, after the company issued weaker-than-expected guidance and revealed disruptions linked to sales leadership changes. This decline followed concerns about slowing growth, weaker customer expansi...
