Letter O

Objecting Beneficial Owner (OBO)

Obligation

Obsolescence

OBV (On-Balance Volume)

Ocean Acidification

Ocean Life

OCO (One-Cancels-the-Other)

OCO Order (One-Cancels-the-Other)

Odd Lot

OFAC (Office of Foreign Assets Control)

Offering Circular

Offering Memorandum

A legal document outlining the objectives, risks, and terms of a private investment offering.

Offering Price

Office of Foreign Assets Control (OFAC)

Office of Management and Budget (OMB)

Official Cash Rate (OCR)

Official Statement (OS)

Offset

Offset Gains

Offsetting Gains

Offsetting Losses

Offshore Account

Offshore Banking

Offshore Finance

Offshore Market

Offshore Offering

Offshoring

Offtake Agreement

OHLC

Oil

Oil and Gas Lease

Oil and Gas Partnerships

Oil and Gas Reserves

Oil Crisis

Oil Demand

Oil Inventories

Oil Inventory

Oil Prices

Oil Refinery

Oil Reserves

Oil Supply

Oligopoly

Omega Ratio

Omnibus Account

On Balance Volume (OBV)

On-Balance Volume (OBV)

On-Chain Analysis

On-Chain Scaling

Onboarding

One Cancels Other (OCO)

One-Cancels-All (OCA)

One-Cancels-All (OCA) Order

One-Cancels-All (OCA) Order

One-Click Trading

Online Banking

Online Broker

Online Brokerage

Online Market

Online Trading

OPEC

OPEC (Organization of the Petroleum Exporting Countries)

OPEC Influence

OPEC+

Open Contracts

Open Interest

Open Interest by Strike

Open Market Operations

Open Outcry

Open Price

Open-End Fund

Open-End Indenture

Open-High-Low-Close (OHLC) Chart

Opening Auction

Opening Bell

Opening Cross

Opening Price

Opening Range

Opening Transaction

Operating Agreement

Operating Capital

Operating Cash Flow

Operating Cycle

Operating Efficiency

Operating Expense (OpEx)

Operating Income

Operating Lease

Operating Leverage

Operating Loss

Operating Margin

Operating Margin (TTM)

Operating Profit

Operating Ratio

Operational Cost

Operational Efficiency

Operational Risk

Operational Safety

Operational Security

Operations

Opportunity Cost

Opportunity Risk

Opportunity Zones

Opt-Out Rights

Optimistic Rollup

Option Activity

Option Analytic Greeks

Option Assignment

Option Chains

Option Class

Option Contract

Option Contract Specification

Option Greeks

Option Period

Option Portfolio

Option Premium

Option Pricing

Option Pricing Curve

Option Pricing Model

Option Sensitivity

Option Series

Option Spreads

Option Strategies

Option Strategy Lab

Option Valuation

Option Volume

Option Volume by Strike

Option Writer

Option-Adjusted Spread (OAS)

Options

Options Account

Options Analysis

Options Arbitrage

Options Assignment

Options Basics

Options Chain

Options Clearing

Options Clearing Corporation (OCC)

Options Clearing Corporation (OCC)

Options Clearing Corporation (OCC)

Options Contract

Options Cycle

Options Exchange

Options Exercise

Options Expiration

Options Flow

Options Greeks

Options Hedging

Options Income

Options Leverage

Options Management

Options Margin

Options Modeling

Options on Futures

Options Positioning

Options Premium Strategies

Options Price Reporting Authority (OPRA)

Options Pricing Mechanics

Options Pricing Models

Options Risk Management

Options Settlement

Options Spread (Bid-Ask)

Options Strategies

Options Strategy

Options Trading

Options Trading Strategies

Options Volume

Options Writing

Oracle

Order Attribute

Order Book

Order Book Imbalance

Order Destination

Order Entry

Order Execution

Order Flow

Order Flow Analysis

Order Flow Trading

Order History

Order Imbalance

Order Management

Order Management System

Order Management System (OMS)

Order Protection Rule

Order Routing

Order Type

Order Types and Algorithms

Orders

Ordinary Dividend

Ordinary Income

Organic Farming

Organic Growth

Organizational Culture

Organizational Structure

Original Equipment Manufacturer (OEM)

Original Issue Discount (OID)

Original Issue Discount Bond

Origination Fee

Oscillator

Oscillator Analysis

Oscillator Indicators

OTC Derivatives

OTC Market

OTC Option

Other Comprehensive Income (OCI)

Out Firm Quote

Out of the Money

Outcome-Based Financing

Outlier

Outright Transaction

Outside Day

Outsourcing

Outstanding Shares

Outstanding Stock

Over the Counter (OTC)

Over-Allotment

Over-Hedging

Over-the-Counter (OTC)

Over-the-Counter (OTC)

Overallotment

Overallotment Option

Overbought

Overbought vs. Oversold

Overcollateralization (OC)

Overdraft

Overdraft Fee

Overfitting

Overhead

Overnight Positions

Overnight Rate

Overnight Risk

Overnight Trading

Override Royalty Interest (ORRI)

Oversold

Overtrading

Overvaluation

Ownership

Ownership Concentration

Ownership Percentage

Ownership Transfer