Snapchat (SNAP) falls below $17 IPO price for the first time

Source: FactSet

Snap, which makes ephemeral messaging app Snapchat, is about to see the end of its lock-up period. When that period hits at the end of the month, insiders can begin selling their shares.

Facebook, Twitter and LinkedIn fell an average of 24 percent in the 30 days ahead of their lockup expirations, according to MKM Partners. Snap shares have fallen nearly 19 percent in the past three months, and about 6 percent over the past month.

— CNBC’s Evelyn Cheng contributed to this report.