Square and Endo tumble while Herbalife and Activision jump

NEW YORK, N.Y. – Stocks that moved substantially or traded heavily Friday on the New York Stock Exchange and the Nasdaq stock market:


Herbalife Ltd., up $5.30 to $63.62

The herbal supplement company said it’s in advanced talks to settle a government investigation into allegations it is a pyramid scheme.

Square Inc., down $2.83 to $10.22

The mobile payments service reported a bigger-than-expected loss in the first quarter.

PerkinElmer Inc., up $3.47 to $54.23

The scientific instrument company disclosed solid first-quarter results and raised its guidance for the year.


Activision Blizzard Inc., up $2.96 to $37.87

The video game company raised its projections for the year after it reported profit and sales that were greater than analysts expected.

Endo International PLC, down $10.42 to $16.17

Endo cut its annual forecasts and said it will close a manufacturing facility as it restructures its generic drug making business.

GoPro Inc., down 25 cents to $10.46

The action video camera maker said it will delay the launch of its Karma drone until the holiday season.

KemPharm Inc., down $8.76 to $6.91

A panel of FDA advisers said a KemPharm pain drug shouldn’t be labeled “abuse-deterrent,” as the company wanted.

FireEye Inc., down $3.03 to $12.95

The computer security company cut its annual revenue projections and announced a management shake-up.