Mike Pompeo did it as well. https://www.forbes.com/sites/zacheverson/2023/02/21/mike-pom...
Mike Pence https://www.forbes.com/sites/zacheverson/2023/01/09/mike-pen...
Members of the Trump family did this multiple times. https://www.nytimes.com/2019/11/21/books/donald-trump-jr-tri...
It's common practice for political parties and PACs to do these bulk buys and then sell them or give them away during events or conventions.