The Quick Read: Often yes, but only when the specific DSCR program accepts borrowed funds as the source of your down payment. Owning the stocks is not enough, because shares are not cash to close until you sell them or borrow against them. The purchase lender makes the call, and no federal rule decides it for you.
- Stocks you still hold do not count as a down payment. Only cash in your account at closing does.
- Secured, documented borrowing is treated more favorably than unsecured debt such as a personal loan or credit card.
- A DSCR loan is reviewed primarily on property-level rental income covering the payment, subject to lender guidelines, but your own payment on the portfolio loan still lands on you.
- Most purchase files sit at 75%-80% LTV on an investment property, so the down payment is substantial. Ask before you draw.
Here is the practical picture. You hold a taxable brokerage account, you want a rental, and you would rather not sell shares and trigger a tax bill. Borrowing against the portfolio looks tidy on paper. Whether it works depends on three things: the instrument, the paper trail, and the program you are buying under.
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Rate source: Freddie Mac 30-yr average via FRED® — Federal Reserve Bank of St. Louis · effective Oct 15, 2026
Prefilled with starting assumptions — enter your own rent or nightly figures, taxes, insurance, and HOA for a more accurate picture.
Program parameters update from Lendmire’s centralized guideline source. Taxes and insurance are editable estimates.
As of Oct 15, 2026 · General Freddie Mac market benchmark, not a Lendmire loan offer. Rent, nightly rate, occupancy, taxes, and insurance are editable estimates. Short-term rental figures are estimates only and vary significantly by season, property type, management approach, and local short-term-rental rules — confirm local regulations before relying on them. Qualifying income for short-term rentals varies by program — some use appraisal market rent, others use documented STR history or projections — and is confirmed in underwriting. Not a Loan Estimate, approval, or commitment to lend. Program availability and eligibility are subject to lender guidelines, credit approval, property review, and underwriting.
How Does Borrowing Against Stocks Work?
You pledge your investments as collateral and receive cash without selling them. There are two main routes, and they behave differently.
A margin loan is a loan from your broker, inside your brokerage account, secured by the securities in it. Investor.gov describes a margin account as one where the broker lends you cash using the account as collateral. It is often already enabled on the account.
A securities-backed line of credit (SBLOC) is a revolving loan from a bank, secured by pledged non-retirement investments. The assets usually move into a separate pledged account.
Both can fund a down payment. Neither is a free lunch. Easy access is exactly what makes it tempting to draw more than you should.
Will a DSCR Lender Accept Borrowed Down Payment Funds?
It depends on the program. Across a wholesale network of DSCR lenders, the treatment is not uniform, and that is the honest answer.
Some programs accept secured borrowing, such as a draw on a pledged account that sits in your bank before closing. Others want the down payment from your own funds. Unsecured borrowing, including personal loans and credit cards, is the category most programs resist. A DSCR loan is a business-purpose investor loan, so each lender writes its own policy on borrowed funds. No government rulebook sets one.
What strengthens the file:
- Secured, not unsecured. A line backed by a pledged portfolio reads very differently from a personal loan.
- Drawn before closing. Move the cash to your own bank account so it shows on statements with a traceable source.
- Documented. Expect to supply the brokerage or SBLOC statement showing the draw and the bank statement showing the deposit.
- Disclosed early. Surprises at underwriting are where files stall.
Here is a point many investors miss. DSCR loosens income documentation, not asset sourcing. The loan is reviewed on the property’s rent, but lenders still want to know where large deposits came from. That is standard anti-money-laundering diligence, and it does not go away because the loan is business-purpose.
Whether the funds need to sit in your account for a period before closing varies by lender. Treat any single number you hear as one lender’s policy. The right move is to ask for the answer in writing before you draw, not after.
Does the Portfolio Loan Payment Count in the DSCR?
Usually not. The DSCR compares the property’s rent to the property’s monthly obligation: principal, interest, taxes, insurance, and any HOA dues. That is why it differs from a debt-to-income loan, where a new payment can break your ratio.
The portfolio loan’s payment typically sits outside that ratio. Your own cash flow still carries it. Say the rental clears 1.20x coverage. The lender is satisfied with the property. You, meanwhile, owe a payment on the line every month whether or not the unit is leased.
Also remember that clearing 1.00 is not the same as positive cash flow. DSCR looks at rent against the payment only. Repairs, vacancy, management, utilities, and capital expenses sit outside the calculation. Add a second loan payment and the gap between “qualifies” and “actually makes money” widens. Floors vary: 1.00 is where many select programs start, while a separate select-lender path goes below 1.00 with leverage and terms adjusted. Neither one tells you what lands in your pocket.
Lendmire’s complete DSCR loans guide walks through how the ratio is built if you want the full mechanics.
What About Reserves and Cash to Close?
Treat the down payment, closing costs, and reserves as three separate buckets. Reserves are the liquid funds left after closing, commonly around 6 months of PITIA (principal, interest, taxes, insurance, and association dues), stepping up to about 9 months on loans above $1,500,000. Some conservative rate-term files at modest leverage can see reserves waived. It varies by lender, leverage, loan size, and transaction type.
Two traps show up here:
1. Double counting. Cash used to close cannot be counted again as reserves.
2. Pledged assets. Stocks you have pledged as collateral are tied up. They are not a clean reserve cushion, and whether borrowed money counts toward reserves at all is a program-specific question. Expect it to be more restricted than for the down payment.
Borrow the entire down payment and you can finish closing with thin personal liquidity. A file with enough equity and enough rental coverage but no cushion is the one that gets conditions piled on it.
What Does a Worked Example Look Like?
Run it in percentages. These are modeled assumptions, not program terms.
Say you want a duplex, and you plan 25% down on a purchase, which sits inside the typical 75%-80% LTV range for an investment property. You draw cash against a taxable portfolio, deposit it, and document it. The duplex rents well enough to clear roughly 1.2x coverage. On paper the file is strong: leverage within range, coverage above the 1.00 floor many select programs use. Every figure here varies by lender and program — guidelines, property type, leverage, and credit profile all apply.
Now stress it. Suppose the market falls sharply, and the lender behind your line asks for more collateral or cash. At the same moment, one unit sits vacant for a stretch. Coverage on the property drops, and your personal payment on the line is still due. Both problems draw on the same pool of liquidity.
| Scenario | Property coverage | Your personal load |
|---|---|---|
| Base case | About 1.2x | Line payment, covered by outside income |
| One unit vacant | Falls toward 1.00 or below | Line payment unchanged |
| Market drop plus vacancy | Falls toward 1.00 or below | Possible collateral call on top |
The lesson is correlation. A stock decline and a rental shortfall are separate events that can arrive together. Size the draw so you can survive both.
What Are the Risks?
- Forced sales. Per Investor.gov, the firm may sell your securities without consulting you, can raise requirements without advance notice, and does not owe you an extension on a margin call. You also do not get to choose what is sold.
- Magnified losses. The SEC’s margin overview lists the ways borrowing against securities can amplify a loss. FINRA’s SBLOC explainer adds possible unintended tax consequences if you are forced to sell.
- Concentration. A portfolio packed into a few stocks has more exposure to a collateral call than a diversified one.
- Variable cost. Many lines carry costs that move. Plan for your repayment ability to be tested, not assumed.
The common pitch is that borrowing lets you avoid selling, which can avoid triggering capital gains. That is true as far as it goes. Tax treatment varies; consult a qualified professional before relying on any outcome.
One misconception deserves its own line. Regulation T’s 50 percent figure, which Investor.gov describes as the initial margin limit on the purchase price of margin securities, is about buying securities. It is not a cap on how much you can borrow against a portfolio for other uses.
Borrowing vs. Selling vs. Other Routes
| Route | What secures it | Main risk | Effect on the purchase file |
|---|---|---|---|
| Sell shares | Nothing | Tax bill, lost market exposure | Cleanest: your own funds |
| Margin loan | Brokerage account | Forced sale, no warning | Program-dependent |
| SBLOC | Pledged portfolio | Collateral call | Program-dependent |
| Unsecured loan | Nothing | Higher personal debt | Often resisted |
| Cash-out on an existing rental | The rental | Added debt on that property | Commonly used; see below |
If you own a rental with equity, a cash-out refinance is the route many DSCR investors use instead, and it tops out around 75% LTV across most of the network with about 6 months of seasoning commonly expected. Lendmire’s piece Rental HELOC vs Cash-Out Refinance for an Investor’s Down Payment covers that choice. A smaller or later purchase is also a legitimate answer. Sometimes the best financing decision is to buy less.
Who Should Do This, and Who Should Skip It?
It fits an investor with a diversified portfolio, steady income outside the rental, a modest draw relative to the portfolio, and a plan to repay the line from a refinance, a sale, or a paydown.
Skip it if the portfolio is concentrated, the draw would be large, your outside income is thin, or the rental only clears the minimum coverage. In that last case, the property qualifies but has no margin for a bad month. The strongest files clear both tests: enough equity and enough rental coverage. Credit matters too. A 620 floor exists in parts of the network, most programs want around 660, and 700+ unlocks the strongest leverage tiers. A larger down payment helps the ratio, but it never erases leverage caps, credit floors, reserve rules, or property eligibility.
Practical sizing tip from broker-side experience: files that come in with a documented draw, a clear repayment plan, and reserves outside the pledged account tend to move through underwriting with fewer questions than files that surface the borrowing late.
DSCR vs. conventional financing
There are two common ways to finance an investment property, and they qualify you differently — here’s how investors weigh them.
Why investors choose it
- Qualifies on the property’s rental income — no personal tax returns, W-2s, or pay stubs needed to document income.
- No personal debt-to-income ceiling to clear, so existing mortgages and obligations don’t cap your borrowing the same way.
- Can be closed in an LLC, keeping the property inside a business entity.
- Built for scaling — not held to the limit on number of financed properties that conventional financing applies.
- Underwriting centers on the deal: generally qualifies when the rent covers the payment, a 1.00x coverage ratio being a common baseline (confirmed in underwriting).
- Designed specifically for investment property, including long-term and, where the program allows, short-term rentals.
Where it’s strong
- Often the lowest ongoing financing cost for a buyer who fully qualifies on personal income — a fit for a first property or a cost-first purchase.
Trade-offs for investors
- Requires full personal income documentation and must fit within a debt-to-income limit — salary, existing debts, and other mortgages all count.
- Typically held in your personal name rather than a business entity.
- Caps how many financed properties you can carry, which can become a ceiling as a portfolio grows.
- Evaluates you as a borrower as much as the property, which usually means more paperwork.
How investors usually choose: a first or single property often optimizes for the lowest financing cost; portfolio builders often optimize for leverage, vesting in an LLC, and scaling past conventional caps. The right answer depends on your goals, the property, and current guidelines — both paths run through select lenders in Lendmire’s wholesale network, with eligibility and terms confirmed in underwriting.
Pre-Draw Checklist
Confirm each of these in writing before you borrow:
1. Does the purchase program accept secured borrowed funds for the down payment, and is the borrowed share capped?
2. Does the lender want the funds in your account for a set period before closing?
3. What documents prove the source: the draw statement, the deposit, or both?
4. Can borrowed funds count toward reserves, or only toward cash to close?
5. What are the collateral-call terms on the line, and how much cushion does the portfolio have?
6. What is the repayment plan: refinance, sale, or paydown?
7. Have you spoken with a tax professional about the sale-versus-borrow choice?
Frequently Asked Questions
Can I use a margin loan to buy a rental property?
Yes, the cash is not restricted the way an SBLOC is for buying securities, so it can fund a down payment. Ask the purchase lender before you draw, and document the cash trail from account to account.
Can retirement accounts be pledged for an SBLOC?
Generally no. SBLOCs are for borrowing against non-retirement investments. How a DSCR program treats a retirement loan or withdrawal depends on the program and the account type, so confirm it with your broker before taking any step.
Will the loan against my stocks hurt my DSCR?
Typically not directly, because the ratio compares the property’s rent to the property’s payment. Your personal payment on the portfolio loan still affects your own cash flow, and a lender reviewing the whole file may look at reserves and liquidity.
What if the market drops before closing?
A fall in portfolio value can trigger a collateral call or a forced sale, which can shrink the cash you need to close. Leave a wide cushion between the draw and the portfolio’s value, and keep part of the down payment in plain cash.
Do I still document the source of funds on a DSCR loan?
Yes. DSCR relaxes how income is documented, since the loan is reviewed primarily on property-level rental income covering the payment, subject to lender guidelines. Asset sourcing remains standard, so expect statements showing where large deposits came from.
If you are buying or refinancing a rental property and want to see how the numbers work, Lendmire can help you compare DSCR loan options based on the property income, credit profile, leverage, and investor goals.
Key Terms Defined
DSCR (debt service coverage ratio): monthly rent divided by the property’s monthly payment, used to judge whether the rental covers its own debt.
Margin loan: a loan from your broker, secured by the securities in your brokerage account.
SBLOC (securities-backed line of credit): a bank line of credit secured by pledged non-retirement investments.
Collateral call: a demand for more cash or collateral when the value of pledged assets falls.
Reserves: liquid funds you hold after closing, usually measured in months of PITIA.
Seasoning: the period funds must sit in your account, or a property must be owned, before a lender will count them.
Borrowing against a stock portfolio can fund a rental down payment, but the strongest plan keeps the draw small enough that a market drop and an empty unit in the same month stay survivable.
About Lendmire
As a DSCR and non-QM mortgage broker, Lendmire — NMLS# 2371349 — connects investors with wholesale lending channels across 41 markets, including Washington, D.C. The property’s rental income, not the borrower’s tax returns, is central to lender review, which works for self-employed operators and portfolios beyond four financed properties. Scotsman Guide named Lendmire a Top Mortgage Workplace in both 2025 and 2026.
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References
1. Investor.gov – Understanding Margin Accounts
2. SEC – Margin: Borrowing Money to Pay for Stocks
This article is part of Lendmire’s DSCR loan program — full qualification details, guidelines, and scenarios live on the program page.
Related reading: DSCR Down Payment Requirements With Gift Funds From Parents · Can an Investor Qualify for a Super Jumbo DSCR Loan With Lower Credit? · How to Time a Lease Renewal Before a DSCR Refinance
Brandon Miller
Founder & CEO, Mortgage Loan Originator, Lendmire LLC
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Important disclosures. Lendmire (NMLS# 2371349) is a licensed mortgage brokerage. Lendmire is not a direct lender, depository institution, or financial advisor. All loan inquiries are subject to lender underwriting; this article does not constitute a commitment to lend. Rates, terms, and program guidelines are subject to change without notice and vary by borrower profile, property type, and state. Information in this article is general in nature and is not financial, legal, or tax advice. Equal Housing Opportunity. NMLS Consumer Access: nmlsconsumeraccess.org.