(CNN) Fitbit (FIT), which has been struggling to compete with Apple (AAPL), may soon join forces with one of Apple's chief rivals.

Alphabet GOOGL , the parent company of Google, is said to have offered to acquire the fitness tracker maker, according to a report from Reuters, which cited anonymous sources familiar with the matter.

The report did not include a price.

Fitbit's stock spiked more than 30% at one point in intraday trading following the report.

Google and Fitbit declined to comment. Alphabet will report earnings after the bell on Monday.

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