Aflac Inc.’s AFL +1.55% first-quarter earnings more than doubled over a year-earlier period hit by heavy investment losses, although the insurer also posted a core profit that easily exceeded expectations. Shares jumped 5% to $44 after-hours as the insurer, which has operations in Japan and the U.S., also boosted its outlook for its Japanese operations, its largest revenue stream. Chief Executive... 

Baidu Inc.’s BIDU -2.74% first-quarter earnings surged 76% as the Chinese Internet search giant’s revenue continued to surge. American depositary shares were still off 10% at $122 after hours as investors took a dim view toward a top line that was merely in-line with expectations. Baidu, which generates almost all its revenue from search advertising, has posted double-digit earnings growth... 

Illumina Inc.’s ILMN -1.04% first-quarter earnings rose 8.6% as the diagnostics company posted a decline in expenses that offset a drop in revenue. The company also announced that its board approved a stock buyback of up to $250 million of its shares. Illumina recently had about 133.9 million shares outstanding. Illumina makes machines that use blood or tissue samples to decode a person’s... 

Pro-Dex Inc. PDEX -5.62% said Chief Executive Mark P. Murphy resigned from all his positions with the company and its subsidiaries Friday, and was immediately replaced by Director Michael J. Berthelot. Pro-Dex develops powered surgical devices and other tools used in the medical, dental, semiconductor and scientific research markets. “We welcome Mike’s leadership in guiding Pro-Dex through... 

La Jolla Pharmaceutical Company is a biopharmaceutical company dedicated to the development of treatments that significantly improve outcomes in patients with life-threatening diseases. Their team is pioneering the science of galectins to develop innovative new therapies to treat human diseases such as cancer and chronic organ failure La Jolla Pharmaceutical Company is a biopharmaceutical company... 

Universal Forest Products Inc. UFPI -0.25% swung to a first-quarter profit as the seller of lumber and construction materials saw higher revenue in all its major segments, lead by commercial construction and concrete forming, and manufactured homes. The provider of lumber, building and packaging materials has posted mixed results in recent quarters as it struggled with lagging demand from soft construction... 

Novellus Systems Inc.’s NVLS -1.82% first-quarter earnings fell 54% as revenue continued to decline amid weakness in the semiconductor industry. Novellus is being acquired by Lam Research Corp. LRCX -1.73% in a stock deal that values Novellus at about $3.3 billion. Both companies make products that help design and wire chips for specific functions. Novellus mainly supplies technology that deposits... 

Stryker Corp.’s SYK +1.20% first-quarter earnings rose 14% as the medical-device maker saw sales of its hip and knee replacements increase, providing further evidence that the orthopedic market may be picking up. The company and other orthopedic manufacturers like Biomet Inc. and Zimmer Holdings Inc. (ZMH) have been affected as patients postponed elective surgeries such as hip and knee replacements... 

Edelman Financial Group Inc. EF +41.42% agreed to go private in a buyout deal with private-equity firm Lee Equity Partners that values the wealth manager at roughly $263 million. Under the agreement, Lee Equity Partners is offering Edelman shareholders $8.85 a share in cash, a 43% premium to its Friday closing price. Shares, which haven’t traded at that level in roughly a year, jumped 41% to... 

Dreams Inc. DRJ +30.27% agreed to be acquired by privately owned online sports merchandiser Fanatics Inc. in a deal that values the sports retailer at roughly $156 million. Fanatics is offering Dreams shareholders $3.45 a share under the agreement, a 32% premium to the stock’s Friday closing price and above a 52-week high of $3.04 hit last month. Shares surged 45% to $3.79 in premarket trade,...