Check out the companies making headlines in afternoon trading. CrowdStrike – The stock fell more than 10% after an update from the cybersecurity company caused a major IT outage that affected airlines, hospitals, financial services firms and other companies. Shares of Microsoft also fell marginally following news that many Microsoft users around the world were experiencing an error message called the “blue screen of death.” The outage also sent shares of CrowdStrike rivals SentinelOne and Palo Alto Networks higher, with shares rising about 9% and 2%, respectively. Plug Power – Shares of the green energy company fell 13%, marking the fourth straight year of losses. Late Thursday, the company announced that it plans to sell $200 million worth of stock, which now trades around $2.50 per share. Comerica – Shares fell nearly 11% after the bank posted second-quarter financial results that reflected a decline in net interest income from the year-earlier quarter. Comerica’s net interest income came in at $533 million, higher than the $530.5 million expected by analysts polled by FactSet, but still lower than a year ago. Comerica CEO Curtis Farmer said high interest rates are putting pressure on the bank’s deposits. Hawaiian Electric – The stock rose 32% after Bloomberg News reported late Thursday that the utility has reached a tentative deal to pay more than $4 billion to resolve hundreds of lawsuits over the Maui wildfires that occurred last year. The deal is reportedly not yet completed. Intuitive Surgery – The stock rose 8% after the company reported second-quarter results that exceeded Wall Street expectations. Intuitive Surgical posted adjusted earnings of $1.78 per share on revenue of $2.01 billion, ahead of the earnings of $1.54 per share on revenue of $1.97 billion that analysts surveyed by LSEG had expected. American Express – Shares fell 3% after the financial company reported mixed second-quarter earnings. American Express posted revenue of $16.33 billion, below the $16.59 billion expected by analysts surveyed by LSEG. In terms of earnings, the company posted $3.49 per share on an adjusted basis for the period, higher than the $3.24 per share analysts expected. SLB – Shares rose 3% after the oilfield services company reported second-quarter earnings of 85 cents per share on an adjusted basis, higher than the 83 cents per share expected by analysts surveyed by LSEG. SLB also posted revenue of $9.14 billion, above the consensus estimate of $9.08 billion. Travelers – The stock fell 7% due to the insurance company’s mixed second-quarter results. Travelers posted adjusted earnings of $2.51 per share, beating the consensus estimate of $1.98 per share, according to analysts surveyed by LSEG. However, revenue came in lower at $11.12 billion, while analysts had expected $11.34 billion for the quarter. Peer insurer WR Berkley also fell 7% thanks to Monday’s results. Arm Holdings – The chipmaker gained 3.6% after Morgan Stanley upgraded the stock from equal weight to overweight. Morgan Stanley said Arm’s products are fundamental to the successful rise of artificial intelligence. Halliburton – Shares of the oil driller fell more than 4%. The company posted revenue of $5.83 billion, missing the $5.95 billion expected by analysts polled by FactSet. Profit was in line with consensus expectations of 80 cents per share. Huntington Bancshares – The regional bank added almost 3%. Huntington reported second-quarter earnings of 30 cents per share on revenue of $1.82 billion, exceeding analyst estimates for earnings of 28 cents per share on revenue of $1.81 billion, according to FactSet. – CNBC’s Hakyung Kim and Pia Singh contributed reporting.