We looked at come of the largest public offerings in the past 12 months.
Zendesk's new office building is seen in San Francisco, Calif. on Tuesday, July 8, 2014. The new offices at 1019 Market Street adds additional space for as many as 460 employees with 250 already occupying the 7-story building.
 **MANDATORY CREDIT FOR PHOTOG AND SF CHRONICLE/NO SALES-MAGS OUT-TV OUT** Photo: Paul Chinn