Lions Gate Entertainment, the Vancouver movie and television studio behind The Hunger Games series, The Twilight finale and Mad Men.

FORBES: How A Little-Known Investor Made $1 Billion Betting On 'The Hunger Games' And 'Twilight'

The list also includes books for older children like Roald Dahl's The Twits, plus titles beloved of teenagers such as Stephanie Meyer's Twilight series and The Hunger Games by Suzanne Collins.

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Investors already have high expectations for the The Hunger Games: Catching Fire, the second installment of the series that will be released in the fall.

FORBES: How A Little-Known Investor Made $1 Billion Betting On 'The Hunger Games' And 'Twilight'

One issue that is under control: All the primary "Hunger Games" cast members are signed up for the entire four-film series, so none are likely to follow Mr. Ross to the exit.

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But Catching Fire is a bigger picture than The Hunger Games, with more sets, more characters, and more action than the first book in the Suzanne Collins series.

FORBES: 'Hunger Games' Director Gary Ross Won't Be 'Catching Fire'