O

Obamanomics
Obligation
Obligee
Obligor
OBV
OCO
Odd lot
Odd Lot Theory
Odd-lot differential
Off Exchange
Off The Books
Off-balance sheet activities
Off-Balance Sheet Derivative Contracts
Offer
Offering
Office of the Comptroller of the Currency (OCC)
Offset
Offset Mortgage
Offshore bank
Offshore company
Offshore outsourcing
Offshoring
OIBITDA
Oil Reserves
Old Economy
Old Money
Oligopoly
Oligopsony
Omnibus Account
OMX
On account
On Balance Volume (OBV)
On margin
One Cancels the Other (OCO) Order
OneChicago
Onerous Contract
One-to-Many
Online banking
Online broker
Online Currency Exchange
Online Trading
On-us checks
OPEC
Opec Basket
Open account
Open Book Management
Open compensation plan
Open Economy
Open Financial Exchange
Open Interest
Open interest (futures)
Open market
Open market operations
Open mortgage
Open order
Open Outcry
Open trade equity
Open-End Company
Open-end credit
Open-End Fund
Open-end investment company
Opening
Opening bell
Opening price
Open-market operation
Operating budget
Operating capital
Operating Cash Flow - OCF
Operating Costs
Operating cycle
Operating expenses
Operating In The Red
Operating income
Operating margin
Operating profit
Operating profit margin
Operating ratio
Operating Revenue
Operating subsidiary
OpEx
Opportunity cost
Opportunity cost of capital
Opportunity costs
Optimum sustainable yield
Option
Option adjusted spread
Option buyer
Option day
Option Pricing Model
Option seller
Option style
Option writer
Optional delivery
Options
Options Backdating
Options Clearing Corporation
Options Contract
Oracle Of Omaha
Oral Contract
Order
Order (business)
Order Entry Brokers
Order Imbalance
Ordinary Dividends
Ordinary Income
Ordinary income (loss)
Ordinary interest
Ordinary Loss
Ordinary Shares
Organic growth
Organization
Organization of the Petroleum Exporting Countries (OPEC)
Original face
Original margin
Original maturity
Originate a loan
Originating agency
Origination fee
Oslo Stock Exchange
OTC
OTC Bulletin Board (OTCBB)
OTCBB
Out trade
Outgo
Outlays
Out-of-the Money
Outperform
Output (economics)
Output elasticity
Outside money
Outsourcing
Outstanding check
Outstanding debt
Outstanding shares
Outstanding stock
Over the Counter (OTC)
Overbought
Overdraft
Overdraft protection
Overdue
Overhead
Overnight money
Overnight Rate
Overnight trade
Overperform
Oversold
Over-the-counter (finance)
Over-the-Counter Derivative Contracts
Over-the-counter market
Over-the-counter trading
Overtime
Overvalued
Overweight
Owe
Owner-occupier
Owner's equity
Ownership
Ownership equity

Obamanomics

Obligation

Obligee

Obligor

OBV

OCO

Odd lot

Odd Lot Theory

Odd-lot differential

Off Exchange

Off The Books

Off-balance sheet activities