July 15 (Reuters) - Wall Street's main indexes were headed for a slightly higher open on Wednesday, as investors weighed softer-than-expected producer inflation data and a flurry of corporate earnings, while PayPal surged on reports of a $53 billion takeover offer. .N

** PayPal Holdings Inc PYPL.O:
BUZZ - Jumps after report of over $53 bln buyout offer from Stripe, Advent nL4N43H0LE

** Johnson & Johnson JNJ.N:
BUZZ - Falls after medical device sales miss quarterly estimates nL3N3GW3MY

** Alibaba Group Holding Ltd BABA.N:
BUZZ - Rise as Qwen to be integrated into Apple Intelligence in China nL4N43H0ON

** Aehr Test Systems AEHR.O:
BUZZ - Soars after swinging to Q4 profit nL4N43H0QA

** International Business Machines Corp IBM.N:
BUZZ - Steadies after logging biggest daily slump in over a century nL4N43H0R0

** HCA Healthcare Inc HCA.N:

** Zimmer Biomet Holdings Inc ZBH.N:

** Intuitive Surgical Inc ISRG.O:

** GE HealthCare Ltd GEHC.O:
BUZZ - Analysts see risks for elective-procedure medtechs after HCA cuts profit forecast nL4N43H0RW

** Q32 Bio Inc QTTB.O:
BUZZ - Rises after $200 mln equity raise for hair-loss drug nL6N43H0MI

** BlackRock Inc BLK.N:
BUZZ - Gains after Q2 profit beats estimates nL4N43H0WO

** Veradermics Inc MANE.N:
BUZZ - Rises as oral hair loss drug shows positive mid-stage data in women nL4N43H0XO

** Elevance Health Inc ELV.N:
BUZZ - Slides despite annual forecast raise; peers also fall nL4N43H0UV

** Celcuity Inc CELC.O:
BUZZ - Falls as delayed launch of breast cancer drug overshadows first FDA approval nL4N43H10H

** Merck & Co Inc MRK.N:
BUZZ - Rises after partner Kelun-Biotech reports positive Keytruda lung cancer study nL4N43H13X

** Karman Holdings Inc KRMN.N:
BUZZ - Climbs on S&P SmallCap addition nL6N43H0P7

** XPeng Inc XPEV.N:
BUZZ - Rises on report it plans to produce over 1,000 robots a month nL4N43H114

** Conagra Brands Inc CAG.N:
BUZZ - Down after dour annual forecast, dividend cut nL6N43H0PI

** VivoSim Labs Inc VIVS.O:
BUZZ - Soars on robust forecast, Lilly milestone payment nL4N43H12Y

** Microsoft Corp MSFT.O:
BUZZ - Brokerages cut Microsoft PT, expect higher capital spending nL4N43H0V6