# TTM Meaning: What Trailing Twelve Months Is and How to Use It in Analysis

Published: 2026-02-07
Author: Warren Team
URL: https://www.heywarren.com/blog/ttm-meaning

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A company's annual report is already months old by the time you read it. Its most recent quarter's data is there, but how do you get a full year of data that ends *today* rather than last December? That's exactly what TTM solves, and it's one of the most practical tools for up-to-date financial analysis.

## What Does TTM Mean?

TTM stands for **trailing twelve months**, a financial metric covering the most recent 12 consecutive months of data, ending with the latest available reporting period. TTM is also called **last twelve months (LTM)**.

Unlike a fiscal year (which runs from a fixed start date to a fixed end date), TTM is a rolling window. If a company's most recent quarter ended March 31, 2025, the TTM period covers April 1, 2024 through March 31, 2025, the most current full-year view possible.

This makes TTM more useful than the last fiscal year for analysis, because:
1. **Timeliness**: It incorporates the most recent quarters, not data from 6–12 months ago
2. **Comparability**: It uses a full year of data, avoiding seasonality distortions from single-quarter analysis
3. **Consistency**: Allows apples-to-apples comparison across companies with different fiscal year end dates

## How to Calculate TTM

For any annual metric (revenue, EBITDA, earnings, cash flow), the formula is:

![How to build a trailing twelve months figure from fiscal year and quarterly data.](data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20875%20125%22%20width%3D%22875%22%20height%3D%22125%22%20role%3D%22img%22%3E%3Ctitle%3EFlow%20diagram%3C%2Ftitle%3E%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20fill%3D%22%23f8fafc%22%2F%3E%3Crect%20x%3D%2230%22%20y%3D%2225%22%20width%3D%22170%22%20height%3D%2275%22%20rx%3D%2210%22%20fill%3D%22white%22%20stroke%3D%22%232563eb%22%20stroke-width%3D%222%22%2F%3E%3Ctext%20x%3D%22115%22%20y%3D%2258.5%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2214%22%20font-weight%3D%22600%22%20fill%3D%22%230f172a%22%3EFull%20FY%3C%2Ftext%3E%3Ctext%20x%3D%22115%22%20y%3D%2278.5%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2211%22%20fill%3D%22%2364748b%22%3E%24400M%3C%2Ftext%3E%3Cline%20x1%3D%22205%22%20y1%3D%2262.5%22%20x2%3D%22237%22%20y2%3D%2262.5%22%20stroke%3D%22%2364748b%22%20stroke-width%3D%222%22%2F%3E%3Cpolygon%20points%3D%22244%2C62.5%20235%2C57.5%20235%2C67.5%22%20fill%3D%22%2364748b%22%2F%3E%3Crect%20x%3D%22245%22%20y%3D%2225%22%20width%3D%22170%22%20height%3D%2275%22%20rx%3D%2210%22%20fill%3D%22white%22%20stroke%3D%22%232563eb%22%20stroke-width%3D%222%22%2F%3E%3Ctext%20x%3D%22330%22%20y%3D%2258.5%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2214%22%20font-weight%3D%22600%22%20fill%3D%22%230f172a%22%3E%2B%20Recent%20Qtr%3C%2Ftext%3E%3Ctext%20x%3D%22330%22%20y%3D%2278.5%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2211%22%20fill%3D%22%2364748b%22%3E%2B%24115M%3C%2Ftext%3E%3Cline%20x1%3D%22420%22%20y1%3D%2262.5%22%20x2%3D%22452%22%20y2%3D%2262.5%22%20stroke%3D%22%2364748b%22%20stroke-width%3D%222%22%2F%3E%3Cpolygon%20points%3D%22459%2C62.5%20450%2C57.5%20450%2C67.5%22%20fill%3D%22%2364748b%22%2F%3E%3Crect%20x%3D%22460%22%20y%3D%2225%22%20width%3D%22170%22%20height%3D%2275%22%20rx%3D%2210%22%20fill%3D%22white%22%20stroke%3D%22%232563eb%22%20stroke-width%3D%222%22%2F%3E%3Ctext%20x%3D%22545%22%20y%3D%2258.5%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2214%22%20font-weight%3D%22600%22%20fill%3D%22%230f172a%22%3E%E2%88%92%20Prior%20Qtr%3C%2Ftext%3E%3Ctext%20x%3D%22545%22%20y%3D%2278.5%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2211%22%20fill%3D%22%2364748b%22%3E%E2%88%92%2495M%3C%2Ftext%3E%3Cline%20x1%3D%22635%22%20y1%3D%2262.5%22%20x2%3D%22667%22%20y2%3D%2262.5%22%20stroke%3D%22%2364748b%22%20stroke-width%3D%222%22%2F%3E%3Cpolygon%20points%3D%22674%2C62.5%20665%2C57.5%20665%2C67.5%22%20fill%3D%22%2364748b%22%2F%3E%3Crect%20x%3D%22675%22%20y%3D%2225%22%20width%3D%22170%22%20height%3D%2275%22%20rx%3D%2210%22%20fill%3D%22white%22%20stroke%3D%22%232563eb%22%20stroke-width%3D%222%22%2F%3E%3Ctext%20x%3D%22760%22%20y%3D%2258.5%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2214%22%20font-weight%3D%22600%22%20fill%3D%22%230f172a%22%3ETTM%20Total%3C%2Ftext%3E%3Ctext%20x%3D%22760%22%20y%3D%2278.5%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2211%22%20fill%3D%22%2364748b%22%3E%24420M%3C%2Ftext%3E%3C%2Fsvg%3E)

*How to build a trailing twelve months figure from fiscal year and quarterly data.*

**TTM = Last Full Fiscal Year + Most Recent Quarter(s) − Same Quarter(s) from Prior Year**

**Example, TTM Revenue Calculation**:

- Fiscal year 2024 revenue: $400 million (calendar year Jan–Dec 2024)
- Q1 2025 revenue: $115 million
- Q1 2024 revenue: $95 million

**TTM Revenue** = $400M + $115M − $95M = **$420 million**

This gives you the revenue for the 12-month period ending March 31, 2025.

**Example with two recent quarters**:

If you have Q1 and Q2 of 2025 available:
- FY2024 revenue: $400M
- Q1 2025: $115M, Q2 2025: $120M
- Q1 2024: $95M, Q2 2024: $100M

TTM = $400M + $115M + $120M − $95M − $100M = **$440M**

## Where TTM Appears

### Valuation Multiples

TTM is the denominator of choice for most real-time valuation ratios because it gives the most current earnings or cash flow figure:

- **TTM P/E**: Market cap / TTM net income, more current than the P/E based on last fiscal year
- **EV/TTM EBITDA**: Enterprise value / TTM EBITDA, the standard for M&A and LBO analysis
- **EV/TTM Revenue**: Common for high-growth companies without profits
- **TTM EPS**: [Earnings per share](/blog/calculation-of-earning-per-share) using the trailing twelve months

Financial data providers like Bloomberg, FactSet, and major stock screeners default to TTM for these ratios precisely because it reflects the most current period.

### Earnings Analysis

When analysts say a company "earned $5.20 per share," they typically mean TTM EPS, the sum of the most recent four quarterly EPS figures. This is the number used to calculate P/E ratios on most financial websites.

### Credit Analysis

Lenders and bond investors use TTM EBITDA to calculate leverage ratios:

- **Leverage = Total Debt / TTM EBITDA**
- **Interest Coverage = TTM EBIT / TTM Interest Expense**

Using TTM ensures the credit metrics reflect the most current operating performance, not a fiscal year that may have ended 8 months ago.

## TTM vs. Forward Estimates vs. NTM

| Metric | Period Covered | Data Source | Use Case |
|---|---|---|---|
| TTM | Last 12 months (historical) | Reported financials | Valuation based on actual results |
| NTM | Next 12 months (forward) | Analyst consensus estimates | Growth-oriented valuation |
| FY | Fixed fiscal year end | Annual report | Year-end comparison |
| LQA | Latest quarter annualized | Most recent quarter × 4 | Momentum-based valuation |

**TTM** is backward-looking, based on what actually happened.
**NTM** (next twelve months) uses analyst estimates for the coming year, more relevant for fast-growing companies where the past understates future earnings power.

Most sophisticated investors look at both: TTM shows what the company has delivered, NTM shows what the market is pricing in.

## TTM vs. Fiscal Year: Why the Difference Matters

A company with a December 31 fiscal year end reports its full-year results in February. By the time it's August, investors have 8-month-old annual data plus two interim quarterly reports. The fiscal year data is increasingly stale.

![Each quarterly report shifts the TTM window forward by three months, keeping data current.](data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20800%20149%22%20width%3D%22800%22%20height%3D%22149%22%20role%3D%22img%22%3E%3Ctitle%3ETimeline%3C%2Ftitle%3E%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20fill%3D%22%23f8fafc%22%2F%3E%3Cline%20x1%3D%22137.5%22%20y1%3D%2255%22%20x2%3D%22662.5%22%20y2%3D%2255%22%20stroke%3D%22%23cbd5e1%22%20stroke-width%3D%223%22%2F%3E%3Ccircle%20cx%3D%22137.5%22%20cy%3D%2255%22%20r%3D%2224%22%20fill%3D%22white%22%20stroke%3D%22%23cbd5e1%22%20stroke-width%3D%222%22%2F%3E%3Ctext%20x%3D%22137.5%22%20y%3D%2260%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2215%22%20font-weight%3D%22700%22%20fill%3D%22%230f172a%22%3E1%3C%2Ftext%3E%3Ctext%20x%3D%22137.5%22%20y%3D%22101%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2212%22%20font-weight%3D%22600%22%20fill%3D%22%230f172a%22%3EQ4%202024%3C%2Ftext%3E%3Ctext%20x%3D%22137.5%22%20y%3D%22119%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2210%22%20fill%3D%22%2364748b%22%3EJan%E2%80%93Dec%202024%3C%2Ftext%3E%3Ccircle%20cx%3D%22312.5%22%20cy%3D%2255%22%20r%3D%2224%22%20fill%3D%22%232563eb%22%20stroke%3D%22%232563eb%22%20stroke-width%3D%223%22%2F%3E%3Ctext%20x%3D%22312.5%22%20y%3D%2260%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2215%22%20font-weight%3D%22700%22%20fill%3D%22white%22%3E2%3C%2Ftext%3E%3Ctext%20x%3D%22312.5%22%20y%3D%22101%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2212%22%20font-weight%3D%22600%22%20fill%3D%22%230f172a%22%3EQ1%202025%3C%2Ftext%3E%3Ctext%20x%3D%22312.5%22%20y%3D%22119%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2210%22%20fill%3D%22%2364748b%22%3EApr%202024%E2%80%93Mar%202025%3C%2Ftext%3E%3Ccircle%20cx%3D%22487.5%22%20cy%3D%2255%22%20r%3D%2224%22%20fill%3D%22white%22%20stroke%3D%22%23cbd5e1%22%20stroke-width%3D%222%22%2F%3E%3Ctext%20x%3D%22487.5%22%20y%3D%2260%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2215%22%20font-weight%3D%22700%22%20fill%3D%22%230f172a%22%3E3%3C%2Ftext%3E%3Ctext%20x%3D%22487.5%22%20y%3D%22101%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2212%22%20font-weight%3D%22600%22%20fill%3D%22%230f172a%22%3EQ2%202025%3C%2Ftext%3E%3Ctext%20x%3D%22487.5%22%20y%3D%22119%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2210%22%20fill%3D%22%2364748b%22%3EJul%202024%E2%80%93Jun%202025%3C%2Ftext%3E%3Ccircle%20cx%3D%22662.5%22%20cy%3D%2255%22%20r%3D%2224%22%20fill%3D%22white%22%20stroke%3D%22%23cbd5e1%22%20stroke-width%3D%222%22%2F%3E%3Ctext%20x%3D%22662.5%22%20y%3D%2260%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2215%22%20font-weight%3D%22700%22%20fill%3D%22%230f172a%22%3E4%3C%2Ftext%3E%3Ctext%20x%3D%22662.5%22%20y%3D%22101%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2212%22%20font-weight%3D%22600%22%20fill%3D%22%230f172a%22%3EQ3%202025%3C%2Ftext%3E%3Ctext%20x%3D%22662.5%22%20y%3D%22119%22%20text-anchor%3D%22middle%22%20font-family%3D%22system-ui%2C-apple-system%2Csans-serif%22%20font-size%3D%2210%22%20fill%3D%22%2364748b%22%3EOct%202024%E2%80%93Sep%202025%3C%2Ftext%3E%3C%2Fsvg%3E)

*Each quarterly report shifts the TTM window forward by three months, keeping data current.*

TTM rolls with each quarterly release, keeping the picture current. For a company reporting on a March/June/September/December cycle, here's how TTM evolves:

| After This Report | TTM Period Covers |
|---|---|
| Q4 2024 (Dec 31) | Jan 2024 – Dec 2024 (= FY2024) |
| Q1 2025 (Mar 31) | Apr 2024 – Mar 2025 |
| Q2 2025 (Jun 30) | Jul 2024 – Jun 2025 |
| Q3 2025 (Sep 30) | Oct 2024 – Sep 2025 |

For a fast-growing company, the TTM EPS in September may be 30–40% higher than the December fiscal year, making the TTM P/E meaningfully lower than the fiscal year P/E.

## TTM in Practice: Stock Screening

When using a stock screener and setting a maximum P/E of 20x, the tool is almost always using TTM EPS. This is important to understand because:

- A company with a strong recent quarter will have better TTM metrics than its annual report suggests
- A company that had an unusually strong prior-year quarter may look worse on TTM than on forward estimates
- Loss-making companies don't have meaningful TTM P/E ratios, use EV/Revenue or EV/Gross Profit instead

## Limitations of TTM

**TTM captures the recent past, not the future**: A company that just made a transformative acquisition or entered a new market will have TTM metrics that don't reflect its new reality. Always supplement TTM with forward guidance.

**TTM can be distorted by one-time items**: A single large write-off or gain can significantly skew TTM earnings. Always check whether TTM earnings include unusual items and whether "adjusted TTM" (excluding non-recurring items) is more appropriate.

**Cyclical companies**: For highly cyclical businesses (energy, materials, construction), a single 12-month period can be at the peak or trough of a cycle. Using TTM peak EBITDA to justify an acquisition price or using TTM trough earnings to dismiss a cyclical stock both lead to poor decisions. Normalized or mid-cycle earnings are a better framework.

**Seasonality in partial-year companies**: If you're looking at a retailer that generates 40% of revenue in Q4, a TTM period that just barely includes Q4 looks much better than one measured before Q4 results are in.

## Authoritative Sources

For deeper background and primary-source data on this topic, the following authoritative sources are useful starting points:

- [IRS](https://www.irs.gov/)
- [SEC](https://www.sec.gov/)

## Conclusion

TTM is the most current and practical way to measure a company's financial performance over a full year. It's the default metric for valuation multiples, credit analysis, and most quantitative screening because it incorporates the latest quarterly results rather than waiting for the next annual report. When you see a P/E ratio on a financial website, a leverage ratio in a credit document, or an EV/EBITDA multiple in an M&A announcement, you're almost certainly looking at TTM figures.

Understanding TTM, and its limitations, is fundamental to reading financial data accurately and avoiding the mistake of relying on stale annual reports when more current information is available.

For related guides, see [year-over-year (YoY) analysis](/blog/year-over-year), [EBITDA to EV](/blog/ebitda-to-ev), and [return on assets (ROA)](/blog/calculate-roa).

Warren at [heywarren.com](https://heywarren.com) gives you real-time analysis using up-to-date TTM metrics, so your investment decisions are always based on the most current picture.

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## Related Reading

**More from Warren**:
- [Cox-Ingersoll-Ross (CIR) Model: The Interest Rate Model Explained](/blog/cox-ingersoll-ross)
- [Profit and Loss Statement (P&L): How to Read One and What Every Line Means](/blog/profit-and-loss-statement)
- [Rental Return: How to Calculate ROI on Rental Property and Whether It's Worth Investing](/blog/rental-return)

**Authoritative sources**:
- [SEC EDGAR, Company Filings](https://www.sec.gov/edgar/searchedgar/companysearch)
- [Federal Reserve Economic Data (FRED)](https://fred.stlouisfed.org/)
- [Bureau of Labor Statistics, Data Tools](https://www.bls.gov/data/)