TTM
TTM means Trailing Twelve Months: the last 12 months of a business’s financial data.
November 2023 | Published by Xero
Published Friday 24 July 2026
Table of contents
Key takeaways
- TTM stands for Trailing Twelve Months, the last 12 consecutive months of financial or performance data. It’s also known as Last Twelve Months (LTM), and the 2 terms mean the same thing.
- TTM is used because it’s more current than the last financial year’s figures and it smooths out seasonal peaks and one-off events.
- You calculate TTM by taking your latest full financial year, adding your current year to date, then subtracting the prior year to date so nothing is counted twice.
- TTM differs from year to date (YTD): YTD can cover less than 12 months, while TTM always covers a full 12 months.
What does TTM mean?
TTM stands for Trailing Twelve Months, the past 12 consecutive months of financial or performance data for a business. It gives you a rolling, up-to-date picture of how a business is performing right now, rather than at the end of the last financial year.
TTM is also called Last Twelve Months (LTM). Both terms describe the same 12-month window and are used interchangeably.
TTM differs from year to date (YTD), which covers the period from the start of the current financial year to today. YTD can be less than 12 months, while TTM is always a full 12 months.
Why is TTM used?
TTM gives you a clear, current view of business performance. It removes the problem of relying on figures from the last financial year, which could be almost a year out of date.
It also smooths out the ups and downs of seasonal trading and one-off events. A business might earn more over the summer, or a single quarter might dip because of an unusual cost, and a rolling 12-month view keeps those swings in perspective.
TTM also helps you compare businesses that have different financial year-ends. Because everyone is measured over the same recent 12-month span, the comparison stays fair even when reporting periods don’t line up.
How is TTM used?
TTM gives lenders and investors an accurate view of the last 12 months without waiting for the next financial reporting period to close. It’s a practical way to show how a business is doing right now.
You can also use TTM for ongoing business planning, spotting internal trends, monitoring growth, and tracking progress towards key performance indicators (KPIs). It underpins valuation multiples too, such as the price to earnings (P/E) ratio, which makes it useful when you’re valuing a business or reviewing financial ratios like the current ratio.
Where do you find TTM data?
The figures you need for TTM sit inside the financial reports you already produce. Your balance sheet, profit and loss statement, and cash flow statement all supply the numbers to pull together TTM figures, such as:
- TTM revenue: the total revenue earned over the trailing 12 months
- TTM cash flow: the money moving in and out of the business over the trailing 12 months
- TTM accounts receivable turnover ratio: how many times the accounts receivable balance is collected over the trailing 12 months
Keep in mind that the balance sheet is a point-in-time snapshot, so TTM applies mainly to income statement and cash-flow figures rather than balances on a single date.
How do you calculate TTM?
There are a couple of ways to calculate TTM, and both cover a full 12 months. You can add up the last 4 complete quarters, or you can work from your financial year and year-to-date figures.
The plain-words formula is: TTM = latest full financial year + current year to date − prior year to date. You subtract the prior year to date so the overlapping months aren’t counted twice.
Say your latest full financial year revenue was €120,000, your current year to date is €35,000, and the prior year to date for the same months was €30,000. Your TTM revenue is €120,000 + €35,000 − €30,000 = €125,000.
TTM is backward-looking and built from actual results, so it’s different from NTM (next twelve months), which is a forward projection of the 12 months ahead.
Track your trailing twelve months with Xero
Reliable TTM figures depend on financial reports that stay current and accurate. When your balance sheet, profit and loss, and cash flow statements are always up to date, you can pull a rolling 12-month view whenever you need it.
That real-time visibility helps you spot trends early, make confident decisions, and plan how to grow revenue. Sign up for Xero and get one month free.
FAQs on TTM
Here are answers to frequently asked questions about TTM.
Is TTM the same as LTM?
Yes, TTM (Trailing Twelve Months) and LTM (Last Twelve Months) mean the same thing and are used interchangeably. You’re most likely to see LTM in investment and valuation contexts, but the 12-month window is identical.
What is the difference between TTM and YTD?
TTM always covers a full 12 months, while YTD only runs from the start of the current financial year to today, which can be far shorter. This makes TTM better for like-for-like comparisons and YTD better for tracking progress within the current year.
What is TTM revenue?
TTM revenue is the total revenue a business has earned over the most recent 12 consecutive months. Because it ignores where the financial year happens to start and end, it reflects genuine recent trading, including your gross profit margin trends over the same period.
When should you use TTM instead of annual results?
Reach for TTM when the last financial year is several months old and you need figures that reflect current trading. Annual results still matter for statutory reporting, but TTM gives you a fresher view for planning, funding conversations, and valuation.
Related terms
Learn more about TTM
Handy resources
Advisor directory
You can search for experts in our advisor directory
Xero Small Business Guides
Discover resources to help you do better business
Financial reporting
Keep track of your performance with accounting reports
Disclaimer
This glossary is for small business owners. The definitions are written with their requirements in mind. More detailed definitions can be found in accounting textbooks or from an accounting professional. Xero does not provide accounting, tax, business or legal advice.