The ornamental design for a stand for a computingdevice, as shown and described.
FIG. 1 is a rear perspective view of a stand for a computing device coupled to a computing device and adjusted to hold the computing device in an upright orientation;
FIG. 2 is a front perspective view of a stand for a computing device, the stand being adjusted to hold the computing device in an upright orientation;
FIG. 3 is a rear perspective view of a stand for a computing device, the stand being adjusted to hold the computing device in an upright orientation;
FIG. 4 is a top perspective view of a stand for a computing device coupled to a computing device and adjusted to hold the computing device in a horizontal orientation; and,
FIG. 5 is a side view of a stand for a computing device coupled to a computing device and adjusted to hold the computing device in a horizontal orientation.
The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design.