FWIW HSBC has also 'actively circumvented rules designed to “block transactions involving terrorists, drug lords, and rogue regimes.”'. I don't see their CFOs arrested.

Then there's the question of Banco do Brasil, Bank of America, Bank of Guam, Bank of Moscow, Bank of Tokyo-Mitsubishi, Barclays, BNP Paribas, Clearstream Banking, Commerzbank, Compass, Crédit Agricole, Deutsche Bank, HSBC, ING, Intesa Sanpaolo, JP Morgan Chase, National Bank of Abu Dhabi, National Bank of Pakistan, PayPal, RBS (ABN Amro), Société Générale, Toronto-Dominion Bank, Trans-Pacific National Bank, Standard Chartered, and Wells Fargo all transacting with Iran (https://archive.is/kyKGf) and not having their CFOs arrested.