The S&P 500 was down 0.7% to 2,006.55 in midday trading.
Mission Viejo-based Jobrivet said it had signed to provide employment services to 146 offices in Southern California of Orange-based Western Dental Services Inc.
Walt Disney Parks and Resorts notified the state Employment Development Department on Jan. 15 it will lay off 85 employees from a Fullerton location, effective May 29.
The S&P 500 was up 0.3% to 2,007.51 in midday trading.
University of California-Irvine has received $2 million from the W.M. Keck Foundation in Los Angeles to build a “photonic” microscope that can detect and examine “dark matter.”
Chapman University in Orange named angel investor and entrepreneur Dr. Shan Steinmark the new director of its Leatherby Center for Entrepreneurship and Business Ethics.
The S&P 500 was up 0.1% to 2,032.65 in midday trading.
Irvine-based American Restaurant Holdings Inc. said an affiliate bought Colonia, N.J.-based Muscle Maker Grill.
John Wayne Airport reported more passengers flying on fewer commercial flights in December, the fourth straight month of airlines flying fuller planes.
The S&P 500 was down 1% to 2,035.99 in midday trading.