** Apollo Medical Holdings AMEH.O shares jump 13% to
record high $45.49 premarket amid S&P index changes
** Healthcare services firm to join S&P SmallCap 600 index
prior to open of trading on Tues, June 15 urn:newsml:reuters.com:*:nPn1DvMfJa
** AMEH to replace Callaway Golf ELY.N , which will move to
S&P Midcap 400
** Despite the upgrade, ELY shares falling >4% premarket to
about 3-week low urn:newsml:reuters.com:*:nL3N2NT2V9
** ELY replacing food delivery co GrubHub GRUB.N , which is
being acquired by Just Eat Takeaway.com NV TWKY.AS
** AMEX shares have surged 120% YTD through Thurs close and
have ~$2.2 bln market cap, per Refinitiv data
(Lance Tupper is a Reuters market analyst. The views expressed
are his own)
((lance.tupper.tr.com@reuters.net
lance.tupper@tr.com 1-332-219-1430))