Daily Gainers: Sinclair Broadcast Group, Inc. (NASDAQ:SBGI), InterOil Corporation (NYSE:IOC), The Medicines Company (NASDAQ:MDCO) and Daily Losers: Hertz Global Holdings, Inc. (NYSE:HTZ), Dex Media Inc (NASDAQ:DXM), Berry Plastics Group Inc (NYSE:BERY).

SBGI Sinclair Broadcast Group Shares

SBGI is today’s top-performing stock

Television broadcasting company Sinclair Broadcast Group, Inc. (NASDAQ:SBGI) is our daily gainer, its stock price increasing +8.09% ($34.39) today. This comes on the heels of news that a change in U.S. rules to restrict the growth of television station groups will not affect one of Sinclair’s upcoming acquisitions, reported by Bloomberg. As of June, Chase Coleman has owned 3.2 million SBGI shares, which represent 1.66% of his portfolio. The billionaire bought 908,000 shares in March 2013, but the major part of his position was purchased last quarter, when Coleman acquired more than 2.2 million shares at an average price of $16.39.

InterOil Corporation (NYSE:IOC), an integrated oil and gas company, makes our daily gainer list thanks to a share value increase of +6.28%, leaving it at price of $73.99. John Paulson is the only billionaire tracked by iBillionaire that has stakes in IOC. The investor holds 1.7 million shares, most of them bought at an average price of $66.64 in the first quarter of the year.

The Medicines Company (NASDAQ:MDCO) is our last stock on the daily gainer list. The firm, which provides medical solutions for patients in acute and intensive care hospitals worldwide, rose in share price by +5.73% ($33.25). Investor George Soros has 150,000 shares in MDCO. The billionaire paid an average price of $28.69, his stake having gained +16.03% to date.

Daily Losers

On the top of our daily losers ranking today is Hertz Global Holdings, Inc. (NYSE:HTZ), which posted a share value drop of -16.62% ($21.41). MarketWatch offered up an explanation for the dip, reporting Hertz’s lowered full-year guidance due to weaker-than-expected volume generated by its brand in the U.S. airport car rental market. With over 17 million shares in HTZ (2.09% of his fund), David Mandel is the billionaire tracked by iBillionaire who stands to take the biggest hit here. The investor bought all of his shares last quarter at an average price of $24.04. Julian Robertson acquired shares in the same time period – around 800,000, to be exact (2.52% of his portfolio), costing him $24.04 as well. Another investor affected is Jorge Lemann, who last quarter purchased 557,000 shares at the same price.

Dex Media Inc (NASDAQ:DXM) also experienced a decline today, its price falling -9.38% ($8.69). A provider of business marketing solutions, Dex is one of 15 companies to be added to the borrowers worst ratings list last quarter. Billionaire John Paulson holds more than two million DXM shares, acquired last quarter at an average price of $16.64.

The final firm to make our daily loser list is Berry Plastics Group Inc (NYSE:BERY), the corporation’s share value having dropped -5.42% to $19.68. David Tepper, Manager of Appaloosa Management LP, has held 1.3 million shares for the last three quarters (0.42% of his portfolio). The billionaire paid $14.74 per share. It’s worth noting that despite today’s performance, Tepper’s BERY position has gained +32.79%.

Learn more about these stocks on iBillionaire.