Among the sector activity stories for Monday, July 21, from AP Financial News:
NEW YORK (AP) _ BlackBerry smart phone maker Research in Motion Ltd. was among the handset makers heading higher Monday, while Motorola Inc. declined as many analysts expect a weak showing when the company reports its quarterly results next week.
MINNEAPOLIS (AP) _ Airline shares gave up much of last week's gains, as oil prices rose a little on Monday and a survey of airline executives showed they have lowered their already-pessimistic profit outlook for the next year.