Live Nation Entertainment — Nathan Hubbard, CEO of Live Nation's Ticketmaster division, has resigned, although he will serve as a consultant through the end of the year.
Chesapeake Energy — Investor Carl Icahn has increased his stake in Chesapeake to 9.98 percent from 8.98 percent, according to an SEC filing.
Yahoo — Yahoo has named Maynard Webb permanent chairman. Webb had taken over as interim chairman in April following the departure of Fred Amoroso. Webb has a long career in Silicon Valley, including a stint as chief operating officer of eBay from 1999 to 2006.
Edwards Group — Edwards is being bought by Sweden's Atlas Copco in a deal worth $10.50 per share, a 24 percent premium to Friday's closing price. Edwards is a British industrial technology firm.
ConocoPhillips — The oil company sold its assets in Trinidad and Tobago for $600 million, as it continues to shed non-core assets.
PulteGroup —Wells Fargo raised its rating on the home builder's shares to "outperform" from "market perform," citing a "compelling" valuation.
Lumber Liquidators — The hardwood flooring retailer is the subject of new coverage at Jefferies, which rates it a "buy." The firm sees a "long runway" for profitable growth because of the retailer's low price, high quality strategy.
Apache — The energy producer's shares have been cut to "hold" from "buy" on the basis of its Egyptian exposure, following the unrest in that country.
Norwegian Cruise Line — UBS upgraded the cruise line operator's stock to "buy" from "neutral."
Zillow — The real estate web site operator has announced a 2.5 million share secondary offering, and will use the proceeds for "general corporate purposes". Separately, Zillow has bought NYC-focused online real estate site StreetEasy for $50 million.
Dollar General — The retailer's stock was upgraded to "overweight" from "neutral" at JPMorgan Chase, on the view that Dollar General is now set up to deliver sustainable mid-teens or better earnings growth.
Ross Stores — The discount retailer's shares were upgraded to "overweight" from "equal-weight" at Morgan Stanley. The broker said off-price retailers will benefit from weakness in mid-tier retail results.
