Close Snapchat parent company goes public The company that owns the popular social media app Snapchat is now trading on Wall Street. Shares are up more than 40 percent in just a single day. So why is Snapchat so popular...and so valuable? KING 6:41 PM. PST March 02, 2017 TRENDING VIDEOS Livestream 4 Tonight Show intern hopeful Bringing Ellie home: Mom posts powerful photo Health Care latest School policy under fire after knife incident Police shoot machete-wielding man in Des Moines Son defies mother helps save her life Homeless camp near Tacoma Dome grows Hanford families push for bill to help sick workers Will theater renovation invigorate block? More Stories Top-seeded Gonzaga survives for 61-58 win over West Virginia Mar 23, 2017, 7:41 p.m. Neighbors try to fix Tacoma's pothole problem Mar 23, 2017, 9:50 p.m. 'Soldier' of ISIS carried out London terror attack;… Mar 23, 2017, 8:43 a.m.