These kinds of stereotypes, however, are no less damaging because they help to misshape public opinion regarding a social minority
It is important, particularly with a global history of anti-Semitism, that Judaism be portrayed in a balanced manner that does not encourage such popular misconceptions.
Anti-Semitism is a major issue, even in the United States. Many Jewish people will not wear a Star of David in certain areas or avoid certain cities altogether to avoid unwanted attention. While I don't see the above stereotypes as a cause of anti-Semitism (after all, it's been around for thousands of years), such stereotypes and misconceptions are not helping the situation.
Source:
Media portrayals of religion: Judaism | MediaSmarts. (n.d.). Retrieved from http://mediasmarts.ca/diversity-media/religion/media-portrayals-religion-judaism