The ornamental design for a beverageholdingstand, as shown and described.
FIG. 1 is a perspective view of a beverage holding stand showing my new design, the broken lines showing the glasses are for illustrative purposes only and form no part of the claimed design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a side elevational view thereof; and,
FIG. 4 is a bottom plan view thereof.
The indicia or broken lines shown on the figures are for illustrative purposes only and are hereby disclaimed as forming no part of Applicant's claimed invention.