Shares of Axon Enterprise, formerly Taser International  (TASR) , were gaining by 6.59% to $23.29 in pre-market trading on Wednesday morning, as the law enforcement defense company prepares to share some "big news."

Axon is preparing a live stream for 12 p.m. Eastern, in which CEO Rick Smith will make an announcement the company says will be a "game changer." Axon offered no clues as to what the announcement might be.

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