The ornamental design for a holdertag for a stored value card, as shown and described.
FIG. 1 is a perspective view of an embodiment of the holder tag for a stored value card of the present invention shown with its lid in the closed position;
FIG. 2 is a front view of the embodiment of the holder tag for a stored value card;
FIG. 3 is a rear view of the embodiment of the holder tag for a stored value card;
FIG. 4 is a left side view of the embodiment of the holder tag for a stored value card;
FIG. 5 is a right side view of the embodiment of the holder tag for a stored value card;
FIG. 6 is a top view of the embodiment of the holder tag for a stored value card;
FIG. 7 is a bottom view of the embodiment of the holder tag for a stored value card; and,
FIG. 8 is a perspective view of the embodiment of the holder tag for a stored value card of the present invention shown with its lid in an open position to reveal a pocket for holding a note card and a stored value card.
The dashed lines showing in the figures are included for the purpose of illustrating portions of the holder tag for a stored value card that form no part of the claimed design.