SEC has a rule for that: https://en.wikipedia.org/wiki/SEC_Rule_10b-5 https://en.wikipedia.org/wiki/SEC_Rule_10b-5 and https://www.investopedia.com/terms/r/rule

SEC has a rule for that: https://en.wikipedia.org/wiki/SEC_Rule_10b-5 https://en.wikipedia.org/wiki/SEC_Rule_10b-5 and https://www.investopedia.com/terms/r/rule10b5.asp#ixzz5NWNPZXqa https://www.investopedia.com/terms/r/rule10b5.asp#ixzz5NWNPZ... Examples of offenses that would violate rule 10b-5 would be: executives making false statements in order to drive up share prices ... interestingly, it's as serious as ... or a company hiding huge losses or low revenues with creative accounting practices.