World Surveillance Group Inc. (WSGI) is engaged in design, development, marketing and sale of technologically advanced autonomous lighterthan-air (LTA) unmanned aerial vehicles (UAVs). WSGI’s airships, when integrated with electronics systems and other high technology payloads, are designed for use by government-related, military, defense and commercial entities in missions that require real-time... 

Kona Grill Inc. KONA 0.00% swung to a profit in its first-quarter as the company reported better-than-expected restaurant sales growth. Shares jumped 15% to $7.74 after hours as Kona Grill’s earnings easily topped the company’s estimates and as it issued an upbeat earnings forecast for the current quarter. Kona Grill expects second-quarter earnings of 14 cents a share, above the 10-cent... 

SYDNEY (MarketWatch) — Qantas Airways Ltd. on Tuesday gave the strongest indication yet that it’s about to slash hundreds more jobs by closing at least one of its three heavy maintenance bases in Australia. “The significant reduction of maintenance required on our aircraft means we do not need three separate maintenance bases,” a Qantas spokeswoman said in an e-mailed statement. The... 

Lazard Ltd.’s LAZ +3.06% first-quarter net income fell 54% on costs tied to cutting staff, yet the midsize investment bank posted a core profit and revenue that easily topped expectations on stronger demand for deal-making advice. The firm’s strategic-advisory business showed improvements over both last year and the previous period, posting operating revenue of $207 million for the first... 

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... 

TOKYO (MarketWatch) — Toshiba Corp. (6502.TO) will not participate in the second round of bidding for failed chipmaker Elpida Memory, the Sankei Shimbun reported in its Tuesday morning edition. Noting that the bidding process won’t include a Japanese company, the paper said that the field has been narrowed down to South Korea’s SK Hynix Inc. HXSCF 0.00% , Micron Technology Inc. MU... 

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... 

SINGAPORE -(MarketWatch)- Singapore conglomerate Keppel Corp. Ltd. said that unit Keppel Energy Pte. Ltd. has entered into a gas sales agreement with Petronas to import an additional 43 million cubic feet per day of natural gas from their various supply networks. In a filing to the Singapore Exchange late Friday, Keppel said that based on historical oil prices, the contract value is estimated to be... 

Extreme Networks Inc. EXTR +1.89% said its fiscal third-quarter results will miss its expectations due to the negative impacts of longer customer sales cycles, sales execution issues and challenging macroeconomic conditions in some regions. Shares slid 13% to $3.74 after hours as the Ethernet-network provider also lowered its full-year guidance. Extreme Networks sees full-year earnings of 22 cents... 

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...