Market Movers rounded up the newest reactions to Lululemon from traders and analysts following the athleisure clothes firm’s ascension to the S & P 500 efficient Wednesday. The i ndex change was introduced Friday . Lululemon is changing Activision Blizzard, which was acquired by Microsoft Friday in a much-delayed, $69 billion deal. LULU inventory is up 25% year-to-date and joins 22 different S & P 500 firms which can be formally primarily based outdoors of the U.S. — and the one one primarily based in Canada. LULU soared throughout Monday’s session to shut the buying and selling day up 10.3%.