CEO of Moderna deleted his Twitter account and dumped stocks
twitter.com
twitter.com
They buy and sell during trading windows according to some kind of plan, filed long before the trade.
That he deleted his Twitter account is not super relevant unless it was a means by which he was communicating material information to the public.
https://web.archive.org/web/20210831100630/https://twitter.c...
Moderna, Inc. (MRNA) insider transactions:
https://finance.yahoo.com/quote/MRNA/insider-transactions?p=...