Shares of banks and other financial institutions fell, but not by as much as the broad market, as traders continued to rotate into lagging sectors.

Italian lender UniCredit said its direct stake in German rival Commerzbank now amounted to 37.7% after more shares were tendered to its takeover bid, with one week to go for the close of the offer period.

Shoppers who use artificial-intelligence bots or agents powered by OpenAI to buy products will have their purchases secured by Visa's network, security infrastructure and credentialing capabilities, the credit-card processor said Wednesday.

Robinhood Chief Executive Vlad Tenev said Robinhood Securities, a broker-dealer and clearing unit, has been "approved" to serve as an underwriter.

Write to Rob Curran at rob.curran@dowjones.com