Part 4: The Greeks In options trading, the Greeks are mathematical parameters that can help you better understand and manage the behavior and risk of options contracts. #OptionsTrading Disclosures: Investors must review the Options Disclosure Document (ODD): public.com/ODD. Options are risky and not suitable for everyone. See Fee Schedule and Options Rebate T&Cs: public.com/disclosures. Brokerage services for US-listed securities and options offered through Public Investing, member FINRA & SIPC.