Ascend Media has sold its Allied Healthcare Group to Anthem Media Group and its Practice Builders unit to an undisclosed buyer. No financial terms were disclosed for either sale. Ascend Media is currently controlled by its lenders, led by Wells Fargo. It previously was owned by CCMP Capital and Veronis Suhler Stevenson, until defaulting on its debt covenants earlier this year.

Cetip, a Brazil-based central depository for private fixed-income securities and over-the-counter derivatives in Latin America, reportedly plans to restart its IPO process this week. Advent International bought a 30 percent stake in the company earlier this year for approximately $171 million.

CVC Capital Partners has given up its holding in Japanese restaurant chain Skylark Co. to Chuo Mitsui Capital Co., after failing to repay a loan that helped finance its original buyout of Skylark in 2006.

Dollar General, a Goodlettsville, Tenn.-based discount retailer, has filed for a $750 million IPO. The company was taken private two years ago in a $7.2 billion buyout led by Kohlberg Kravis Roberts & Co.Emdeon Inc. (NYSE: EM), a Nashville, Tenn.-based provider of medical billing software, finished its first day of trading on August 12 at $16.52 per share, after pricing its IPO at $15.50 per share. Backers include General Atlantic and Hellman & Friedman.

Grand Canyon Education Inc. (Nasdaq: LOPE), a Phoenix-based provider of online post-secondary education services, has to sell common stock via a secondary public offering. The company itself would sell just one million shares, while Endeavour Capital plans to sell an undisclosed number of its10 million remaining shares. Grand Canyon went public via an IPO last November, pricing its shares at $12 a piece. It closed trading yesterday at $18.56 per share.

Great Lakes Dredge & Dock Corp. (Nasdaq: GLLD) has filed for a secondary public offering of around 12.48 million common shares. All of the shares would be offered by Madison Dearborn Capital Partners, which currently holds around 14.3 million shares of the company.

HealthPort Inc., an Alpharetta, Ga.-based provider of healthcare IT solutions to hospitals and health systems, has filed for a $100 million IPO. It plans to trade on the Nasdaq under ticker symbol ‘HPRT’, with Deutsche Bank Securities and William Blair & Co. serving as co-lead underwriters. HealthPort is owned by ABRY Partners.

The Riverside Co. has sold The Hudson-Sharp Machine Co. to Thiele Technologies Inc. for an undisclosed amount. Hudson-Sharp is a maker of plastic bag machinery, pouch-making equipment and reclosable packaging solutions. It has offices in Green Bay, Wis. and Brussels, Belgium. The Riverside Co. has sold off its remaining stake in AIS, a Linz, Austria-based provider of IT solutions for the steel industry, to PSI AG. No financial terms were disclosed.

Vulcan Capital has sold its 50 percent stake in PAA Natural Gas Storage LLC to Plains All American Pipeline (NYSE: PAA). The deal is valued at $220 million, including $90 million in cash, $40 million in deferred contingent cash consideration 1.9 million PAA common units valued at $90 million. PAA Natural Gas Storage is a joint venture Vulcan launched with PAAP back in 2005.

Warburg Pincus has received first-round bids for EasyCash, a German processor of credit card transactions.