- Offering price
- Official Market (Amtlicher Markt)
- Offsetting transaction
- Omega (warrants)
- Open Market (Freiverkehr)
- Open outcry
- Opening price
- Opération blanche
- Operational profit
- Option
- Option premium
- Option premium
- Option writer
- Order
- Order book
- Order book statistics
- Order routing
- Ordinary share
- OTC (over-the-counter) trading
- Other types of certificates
- Out of the money (warrants)
- Outperformance certificate
- Overweight
OTC (over-the-counter) trading
Off-exchange securities trading via telephone or an electronic system.Nearly all securities, currencies or precious metals can be traded over-the-counter by banks, investors and Exchange Broker. OTC prices are quoted in separate price lists. OTC trading is governed by the regulations pertaining to securities transactions; however, it is not subject to statutory supervisory or monitoring regulations. Generally accepted exchange customs serve as a guideline for OTC trading. Synonyms: Off-floor trading