Among other stocks making big moves:
—Herbalife Ltd., the nutritional supplements company, fell $1.21, or 4.4 percent, to $26.06. The stock has tumbled 43 percent this month after William Ackman, the founder and CEO of hedge fund Pershing Square Capital Management L.P., claimed that the nutritional supplements company is a pyramid scheme.
The company said Monday that it would hold an analyst and investor meeting Jan. 10 to discuss the company’s business in detail.
AP Writer Steve Peoples contributed to this report from Boston.