US PREMARKET MOVERS: ORCL, ADBE, ACVA, KR, RH, CELH, GME, NVO, SMR

Earnings and guidance prints, the bulk of this list, have typically shown follow-through when the surprise is in forward guidance rather than the backward-looking quarter, which is the relevant distinction between the software names here: one beating on full-year outlook, one missing on forward revenue, the guidance line being what historically drives the session rather than the headline EPS. The acquisition print is the cleanest mechanically, since a fixed cash-per-share deal caps the target's upside and the spread to the offer price becomes a function of perceived completion risk and timeline rather than fundamentals. Insider buying by named chief executives, particularly large open-market purchases relative to prior form, has tended to draw attention as a signal of insider conviction, though single prints of this kind have a mixed record as timing indicators. Sell-side downgrades, especially moves to the bottom of a rating scale, have historically produced the sharpest premarket reaction when they mark a change in the broker's stance rather than a reiteration. The follow-ons worth noting are whether the earnings gaps hold through the open and into the cash session, any deal-terms detail on the acquisition, and whether the downgraded names see peer read-across.