Altair Engineering Inc.
Altair Engineering Inc. (ALTR) PE Ratio — Current & Historical Data
Trailing twelve months (TTM) P/E, forward P/E, PEG, and annual PE history — from market prices and filings.
altr · pe ratio · data through Dec 31, 2024
Core PE Ratio Metrics
Trailing 12 months · TTMThe price-to-earnings (P/E) ratio for Altair Engineering Inc. (ALTR) measures how much investors pay for each dollar of the company's trailing earnings. ALTR's current PE ratio of 663.49x is calculated by dividing its stock price of $111.85 by its TTM earnings per share of $0.17. +173.4% elevated vs 5Y avg 242.7x
Source: FMP · /ratios-ttm · /analyst-estimates · 2024-12-31
PE Ratio History
2015 – 2024 · Annual▸ FMP /ratios?period=annual&limit=20 · priceToEarningsRatio + netIncomePerShare (Annual)
Historical PE Range
Past 4 fiscal years · Front-end computedMinQ1 · 25%119.7x
MedianQ3 · 75%647.2x
Max
At 663.49x, ALTR's current P/E is higher than in 100% of its annual fiscal year readings over the past 4 years — historically elevated.
Percentile calculated from annual fiscal year data points, not by trading day. Years where PE ≤ 0 or > 9,999 are excluded.
PE Ratio vs Peers
Software - Infrastructure · 6 peers · Annual PE| Company | Market Cap | PE (Annual) | vs Avg | EPS (TTM) |
|---|---|---|---|---|
Altair Engineering Inc.You ALTR | $9.6B | 663.49x | +739.6% | $0.17 |
 EngageSmart, Inc. ESMT | $3.9B | 140.01x | +77.2% | $0.13 |
 Mandiant, Inc. FEYE | $0M | N/A | — | -$0.90 |
 Gen Digital Inc. GEN | $15.6B | 11.88x | -85.0% | $1.59 |
 HashiCorp, Inc. HCP | $7.1B | N/A | — | -$0.98 |
 Datto Holding Corp. MSP | $0M | 85.17x | +7.8% | $0.31 |
 New Relic, Inc. NEWR | $6.2B | N/A | — | -$2.64 |
Industry Average 3 peers with valid PE | — | 79.02x | baseline | — |
* N/A — Company is not profitable (TTM) · excluded from industry average · ▸ FMP /stock-peers + /ratios?limit=1 · priceToEarningsRatio
Annual PE Ratio History
| Fiscal Year End | PE Ratio | EPS (TTM) | YoY Change | PE vs Max |
|---|---|---|---|---|
2024-12-31Latest FY2024 | 647.23x | $0.17 | — | |
2023-12-31 FY2023 | — | $-0.11 | — | |
2022-12-31 FY2022 | — | $-0.55 | — | |
2021-12-31 FY2021 | — | $-0.12 | — | |
2020-12-31 FY2020 | — | $-0.14 | — | |
2019-12-31 FY2019 | — | $-0.11 | — | |
2018-12-31 FY2018 | 148.76x | $0.19 | — | |
2017-12-31 FY2017 | — | $-1.89 | — | |
2016-12-31 FY2016 | 90.54x | $0.20 | +7.6% | |
2015-12-31 FY2015 | 84.18x | $0.22 | — |
▸ FMP /ratios?period=annual&limit=20 · priceToEarningsRatio + netIncomePerShare · Zero extra API
About PE Ratio & Methodology
The price-to-earnings (P/E) ratio for Altair Engineering Inc. (ALTR) measures how much investors pay for each dollar of the company's trailing earnings. ALTR's current PE ratio of 663.49x is calculated by dividing its stock price of $111.85 by its TTM earnings per share of $0.17.
Frequently asked questions
ALTR pe ratio · 6 questionsALTR's current PE ratio is 663.49x as of 2026-06-09, based on a stock price of $111.85 and TTM EPS of $0.17. Data sourced from Financial Modeling Prep via ALTR's SEC 10-K and 10-Q filings.
▸ Source: FMP · /ratios-ttm · /ratios annual · /analyst-estimates · /stock-peers · Altair Engineering Inc. SEC 10-K & 10-Q filings · US GAAP · Updated: 2026-06-09