Can Self-Employed Borrowers Get a 5/1 ARM Bank Statement Loan?

The Quick Read: Usually yes, on programs that offer a hybrid ARM, because the bank statement documentation and the ARM structure are two separate features that many non-QM programs let a borrower combine. Which terms a program offers, and on which property types, is set by each lender’s own program sheet, subject to lender guidelines.

• Qualifying income comes from 12 months of business or personal bank statements, averaged, with lender-set expense factors on business accounts.
• Many current programs write the product as a 5/6, meaning five years fixed, then a reset every six months, not every year.
• On a primary residence, leverage on a purchase or rate-term refinance runs up to 90% LTV through select lenders.
• Owner-occupied cash-out tops out at 80% LTV on a primary residence and 75% on a second home.
• A pure rental purchase often fits a DSCR loan better than a bank statement loan.

The rest of this piece walks through the file mechanics, the naming trap, and the decision an investor actually has to make. It is written from what the brokerage sees across the wholesale network, where documentation choice and rate structure get paired on a file-by-file basis.

What Does a Bank Statement Loan Actually Do?

A bank statement loan is reviewed on documented income under the applicable program, subject to lender guidelines. The underwriter reads 12 months of statements instead of traditional personal-income documentation, because deductions on a self-employed return shrink taxable income and make a borrower look weaker than the business really is. HousingWire’s non-QM guide describes the method as 12 to 24 months of statements with an expense factor.

The file steps are plain:

1. The borrower supplies business or personal statements for the full window.

2. The underwriter strips out non-income deposits: transfers between your own accounts, loan proceeds, refunds, one-time windfalls.

3. Business accounts take an expense factor. The lender sets it, not the borrower. On some programs an accountant-prepared ratio can change it.

4. The result is averaged across the window and adjusted for ownership share.

Personal-account deposits are generally read closer to face value. Business deposits get cut by the expense factor. Same borrower, same cash, different income number depending on which account the program uses. That choice is where files quietly go sideways, so settle it before the file goes in.

Loan sizes on these programs run roughly $125,000 to $3,500,000, and reserves commonly sit around six months of the housing payment. Leverage depends on occupancy and transaction, covered below.

How Does a 5/1 ARM Work?

A 5/1 ARM holds its rate fixed for five years, then lets it adjust once a year. The federal consumer-finance regulator’s ARM handbook describes a hybrid ARM as a fixed period followed by an adjustable period, and notes that lenders generally start ARMs lower than fixed-rate loans. After the fixed window, the new rate is an index plus a margin.

The handbook also carries the warning that matters most for a self-employed borrower. Payments can go up, sometimes by a lot, even if market rates don’t rise. It also flags prepayment penalties and conversion features as items to review before signing.

The first number is the fixed years. The second is how often the rate changes after that. A 5/1 does not adjust monthly.

Is It Called a 5/1 or a 5/6?

Ask for a 5/1 and the lender may offer a 5/6. Both are fixed for five years. The 5/6 then adjusts every six months instead of every twelve. Many non-QM programs are written that way.

Two practical consequences follow:

• The reset cadence is faster, so exposure after year five builds sooner.
• Program sheets differ. Some lenders offer a 5-year hybrid, some offer 7-year versions, some offer neither on a given property type.

Across the wholesale network, the right question is not “do you have a 5/1.” It is “which hybrid terms does this program offer on this property, and what are the cap and floor structures.” Term length follows each lender’s program sheet, and nothing here should be read as a promise of any specific term.

How Do the Two Features Combine?

They combine as separate choices on one file. Documentation type decides how income is measured. Rate structure decides how the payment behaves over time. Choosing bank statements does not force a fixed rate, and choosing an ARM does not change how deposits are averaged.

Occupancy decides which rules sit on top. A bank statement loan on a non-owner-occupied rental, including a short-term rental, is business-purpose and exempt from TRID. Know which one your property is before you pick a program.

On the consumer side there is one more mechanical point. Under the CFPB’s ability-to-repay compliance guide, an ARM is generally qualified at the greater of the fully indexed rate or the introductory rate. The discounted start rate can’t be used to qualify. Non-QM does not mean unregulated. The lender just documents repayment ability a different way than a qualified mortgage does.

The calculator gives an illustrative estimate and not a quote.

Where Do Investors Fit?

The answer turns on what the property is for. Here is how the common cases sort out:

Leverage on an investment purchase using bank statements varies by lender, so treat it as a question for the program sheet. Investor-focused leverage guidance belongs on the DSCR side.

House-hacking is the edge case. Purpose and occupancy decide the regime. The label “investment property” alone does not.

Should an Investor Take the ARM?

An ARM trades a lower start for reset risk. The decision comes down to the hold period against the five-year fixed window.

• Planned sale, refinance or BRRRR exit inside five years: the fixed window covers the plan, and the ARM structure can fit.
• Long hold: more reset exposure. Weigh that against variable income.
• Seasonal or lumpy deposits: a payment that resets into a slow quarter is a real stress. Model the post-reset payment against your weakest months, not your average.
• Refinance dependence: if the exit plan is to refinance at year five, ask what could block it. A dip in deposits, a changed business, or tighter lending can all close that door.

Prepayment terms matter here too. If you intend to leave before the reset, find out whether leaving early costs anything.

Think of it as two variables stacked: income that moves and a payment that can move. A fixed rate removes one of them. That is why a thin deposit history or a short operating record is a reason to lean fixed, or to skip the product.

Market context is brief. Per Polygon Research, non-QM was 10.2% of originations by loan count, and HousingWire reports bank statement loans at 34% of non-QM volume and DSCR at 29%. The two documentation paths are both mainstream, and many investors use both on different deals.

When a DSCR Loan Is the Better Tool

For a pure rental purchase, a DSCR loan usually replaces the bank statement calculation. It qualifies primarily on property-level rental income covering the payment, subject to lender guidelines. Personal income documentation drops out of the picture.

That matters for self-employed investors because the messy part of their file, the deposits and expense factors, stops driving the deal. Programs below a 1.00 coverage ratio are available through select lenders in the network, though LTV and terms adjust. Extended terms such as 40-year and interest-only structures sit on the DSCR side, not the bank statement side.

A common pattern: the same borrower uses bank statements to buy a primary residence or cash out on a second home, then uses DSCR for the rentals. For the full program picture, see the complete DSCR loans guide. For a deeper look at how account choice changes the income number, see Lendmire’s piece Business vs Personal Bank Statement Loan Caps for Self-Employed Borrowers.

What Derails These Files?

Four things show up again and again:

• Account mix-ups. Transfers between your own accounts counted as income, then removed late in review.
• Mixed personal and business deposits. The underwriter has to pick one lens, and the income number moves.
• Unclear ownership share. Partners and co-owners need documentation of their percentage.
• Reset not modeled. The file pencils at the start payment and nobody checks the post-reset number.

Clean statements, labeled large deposits and a stated exit plan give the reviewer fewer gaps. None of it guarantees approval.

Key Terms Defined

Bank statement loan: A mortgage that is reviewed on documented income from 12 months of business or personal bank statements instead of traditional personal-income documentation.

Non-QM: A loan that doesn’t meet qualified mortgage tests, so the lender documents repayment ability another way.

Hybrid ARM: A loan with a fixed-rate period followed by an adjustable-rate period.

5/6 ARM: Fixed for five years, then adjusts every six months.

Expense factor: The lender-set percentage removed from business deposits to estimate income.

Index and margin: The adjustable rate after the fixed period equals an index plus a lender margin.

If You Are Self-Employed and Weighing the Options

If you are self-employed and want to see how the numbers work, Lendmire can help you compare bank statement loan options based on your deposits, the property, credit profile, leverage, and your goals. Reach the team at 828-256-2183 or request a quote. Lendmire is a mortgage broker arranging financing through select lenders in its wholesale network, and consumer mortgage licensing for this lane covers 16 states. This is not a commitment to lend.

Tax treatment varies; consult a qualified professional.

About Lendmire

As a mortgage broker (NMLS# 2371349), Lendmire helps self-employed and high-net-worth borrowers in 16 states qualify on bank statements, a profit-and-loss statement, 1099s or liquid assets instead of tax returns, through wholesale lenders. Lendmire is never the lender; program terms are set by the lender and its guidelines. Scotsman Guide named Lendmire a Top Mortgage Workplace in both 2025 and 2026.

References

1. HousingWire non-QM guide

2. CFPB ARM handbook

3. CFPB ARM handbook (hosted copy)

4. CFPB ability-to-repay compliance guide

5. Polygon Research non-QM data