By Phillip Scavo, CFP®, MBA
Manager of Wealth Planning | July 2026
Securities-backed lines of credit, also called pledged asset lines, allow eligible investors to borrow against a taxable investment portfolio without selling securities. They can provide liquidity for taxes, large purchases, or other short-term needs while allowing the portfolio to remain invested. It is especially useful when you want to avoid triggering capital gains taxes or disrupting your long-term investment plan.
A pledged asset line uses eligible assets in a taxable brokerage account as collateral. The lender places a lien on the account, but the securities generally remain invested unless the lender exercises its right to liquidate them under the loan terms. You can draw funds as needed and pay interest only on the outstanding balance. Rates are typically variable and lower than credit cards or personal loans and may be based on the Secured Overnight Financing Rate (SOFR) plus a lender margin. Because you never sell the assets, there is no capital gains tax event.
Many high-net-worth families and retirees use this tool to bridge cash needs without touching their investments. Pledged asset line rates are more favorable than margin rates because the asset line cannot be used to purchase securities and is lower risk. This is also why pledged asset lines tend to have higher borrowing limits than margin.
The biggest advantage is tax efficiency. Selling investments to raise cash creates capital gains taxes—15 to 20% federal, plus state taxes that vary by state. A pledged asset line allows you to avoid realizing capital gains by not selling assets. Your portfolio stays invested and continues to grow, which is especially powerful in bull markets or when you expect long-term appreciation.
Other benefits include:
Example: instead of selling $200,000 of appreciated stock (creating a taxable gain), you borrow against it via a pledged asset line to pay estimated taxes or buy a vacation home. The stock stays in your account and keeps working for you.
Tax Note: Margin interest paid may be tax deductible in some cases; however, there are several limitations to the deduction. You should speak with a tax advisor to determine whether or not a deduction is allowable based on your specific circumstances.
Approval is usually straightforward for portfolios over $100,000, with quick turnaround once documents are signed. Eligibility, minimum portfolio size, approval timing, rates, and advance limits vary by lender.
Because securities are not sold when the line is opened or drawn, the borrowing generally does not trigger capital gains. A later sale or lender liquidation, however, may create taxable gains or losses.
Work with your advisor to see if a credit line fits your situation. We can model borrowing capacity, compare interest costs versus selling assets, coordinate with lenders, and integrate the line into your overall financial plan. Our team will help you use it strategically for taxes, purchases, or cash flow while keeping your investments growing and minimizing federal taxes (state taxes may vary).
Questions? Contact your Parallel Advisors team anytime.
This material is provided for informational purposes only and should not be construed as investment advice. Different types of investments involve varying degrees of risk. Discussion or information contained in this presentation does not constitute personalized investment advice from Parallel or another professional advisor of your choosing. Any opinions or forecasts contained herein reflect the subjective judgments and assumptions of Parallel Advisors, LLC ("Parallel"). Parallel cannot and does not provide warranties nor representations as to the reliability or accuracy of the content it shares.