How much is a 1963 penny worth with Kennedy stamp on it?

A 1963 penny with a Kennedy stamp is typically not considered a valuable numismatic item, as it is likely a form of novelty or altered coin rather than a mint-issued piece. Most 1963 pennies are worth only a few cents, while the addition of a Kennedy stamp does not significantly increase its value. Collectors may be interested in the coin for its novelty, but it would generally hold little to no additional monetary value in the numismatic market. Always consult a coin expert or appraiser for a more accurate assessment.