In 2011, screenwriter Noxon told Collider.com that plans for an imminent sequel were shelved due to the disappointing performance of the first installment at the box office.\n\nAnswer this question: why is there no i am number four sequel?
Let's think step by step below.
due to the disappointing performance of the first installment at the box office
The important part for answering this question is: In 2011, screenwriter Noxon told Collider.

com that plans for an imminent sequel were shelved due to the disappointing performance of the first installment at the box office.

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The answer is due to the disappointing performance of the first installment at the box office