Client, account, and position eligibility requirements exist and approval is not guaranteed.Ĭarefully read the Portfolio Margin Risk Disclosure Statement, Margin Handbook and Margin Disclosure Document for specific disclosures and more details. **Use of portfolio margin involves unique and significant risks, including increased leverage, which increases the amount of potential loss, and shortened and stricter time frames for meeting deficiencies, which increase the risk of involuntary liquidation. Contact TD Ameritrade at 80 for more details. **Portfolio margining involves unique and significantly greater risks than cash accounts and is not suitable for all investors. Market volatility, volume and system availability may delay account access and trade executions. Account Types & Investment Products Overview.Contribution and Eligibility Calculator.