As Twitter stock hit an all-time low Tuesday on the expiration of a lock-up period, SunTrust Robinson Humphrey Managing Director Bob Peck saw opportunity.

"I think Twitter is more interesting here," he said on CNBC's "Fast Money." "Obviously the valuation in way more in line with the rest of the space versus where it was before"

Read More Twitter skids nearly 18% as lock-up period expires

Approximately 470 million insider shares were set free, leading the stock to drop nearly 18 percent to close at $31.85 per share. The stock continued to slide in after-hours trading.

Peck has a "neutral" rating on the stock with a price target of $50 per share.

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