Telecommunications stocks were among the worst performers, dragged down by Danish telecoms operator TDC. Shares of TDC slumped toward the bottom of the pan-European benchmark on Thursday after reports it had reached a deal to buy Swedish Modern Times Group's broadcasting and entertainment's business. The firm's stock fell 8 percent.
Vodafone reported its latest figures Thursday. The world's second-largest mobile operator reported a 1.1 percent rise in organice revenue for its third quarter, citing intense competition in Spain and Italy. Its shares were down more than 4 percent.
Looking at individual stocks, oil giant Royal Dutch Shell reported that profits more than doubled in the fourth quarter of 2017 on Thursday, supported by a recent rally in oil and gas prices. Its shares were trading more than 2 percent lower, however.
Spain's second-largest bank, BBVA, reported a 90 percent fall in fourth-quarter net profit when compared to the same period a year earlier. The lender cited a 1.1 billion euro ($1.4 billion) writedown on its Telefonica stake. Shares of BBVA were down more than 1 percent.