Clinical Data Inc. (Nasdaq: CLDA) shares rallied 57.68 percent Monday to $23.70. Volume was 7,637,288 shares, overwhelming a daily average of 240,736, after the company’s antidepressant received approval Friday from the U.S. Food and Drug Administration.

Citigroup Inc. (NYSE: C) dealt in 104,749,584 shares, compared to its full-day average of 552,485,000. Share prices dipped 0.6 percent at $4.86, on word that today may be the last day of Uncle Sam’s ownership ties to Citigroup.

World Wrestling Entertainment Inc. (NYSE: WWE) shares lost 9.48% to $12.22. Volume for the stock was 791,108, more than twice its full-day average, after the producer of wrestling matches late Friday projected fourth-quarter earnings below expectations.