NEW YORK -- Stocks that traded heavily or had substantial price changes Friday:

       Walgreens Boots Alliance Inc. (WBA), down $1.88 to $23.43.

       Rosalind Brewer is departing as CEO after less than three years at the helm of the drug store chain.

       Dell Technologies Inc. (DELL), up $11.95 to $68.19.

       The computer maker raised its outlook for full-year results.

       Lululemon Athletica Inc. (LULU), up $22.93 to $404.19.

       The maker of workout wear reported results that easily beat analysts' forecasts.

       Nutanix Inc. (NTNX), up $3.80 to $34.90.

       The cloud computing company's profit and revenue came in well ahead of what investors were looking for.

       The Walt Disney Co. (DIS), down $2.04 to $81.64.

       The media giant's dispute with cable TV company Charter escalated as it blacked out Disney's ESPN to many customers.

       MongoDB Inc. (MDB), up $11.58 to $392.88.

       The database company reported results that were better than Wall Street was expecting and raised its forecasts.

       Olin Corp. (OLN), down $6.04 to $51.98.

       Scott Sutton will step down as CEO of the chemicals company in the first half of next year.

       Elastic NV (ESTC), up $12.39 to $74.27.

       The data analytics company raised its forecasts for full-year earnings.