Carmax (KMX) Net Margin (2009 - 2026)
Carmax (KMX) recorded Net Margin of 2.10% in fiscal Q2 2027 (quarter ended Aug 31, 2026), up 0.65 percentage points from 1.45% a year earlier but down 0.22 percentage points from the prior quarter.
Carmax (KMX) Net Margin (2009 - 2026) Analysis & Trends
On a TTM basis, Carmax's Net Margin came in at 1.06% as of Aug 31, 2026, down 0.92 percentage points year-over-year; for FY2026 (ended Feb 28, 2026), it was 0.96%, down 0.94 percentage points from FY2025.
- Annual Net Margin has a five-year change of -2.99 percentage points (FY2021 to FY2026).
- Across earlier fiscal years, Net Margin came in at 1.90% in FY2025 (+0.09 pp), 1.81% in FY2024 (+0.17 pp), 1.63% in FY2023 (-1.98 pp) and 3.61% in FY2022 (-0.33 pp).
- Quarterly Net Margin has ranged from -2.03% in fiscal Q4 2026 to 3.16% in fiscal Q3 2022 over the past five years.
- On a year-over-year basis, Net Margin rose in four of the last eight quarters, with an average year-over-year change of -0.35 percentage points.
- Peak year-over-year performance for Net Margin in the last five years was a gain of 0.76 percentage points in fiscal Q3 2024, against a drop of 3.53 percentage points in fiscal Q4 2026 at the low end.
- Per Business Quant, the preceding three fiscal quarters came in at 2.32% (Q1 2027), -2.03% (Q4 2026) and 1.07% (Q3 2026).
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Net Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | Amazon Com | 2,826.65 Bn | 2,343.34 Bn | 104.83 Bn | 31.23% |
| 2 | Home Depot | 307.75 Bn | 300.99 Bn | 16.12 Bn | 9.96% |
| 3 | Tjx Companies | 162.60 Bn | 140.14 Bn | 5.07 Bn | 10.01% |
| 4 | Lowes Companies | 109.37 Bn | 102.33 Bn | 8.58 Bn | 9.24% |
| 5 | Ross Stores | 75.83 Bn | 58.75 Bn | 2.12 Bn | 13.59% |
| 6 | O Reilly Automotive | 73.47 Bn | 72.55 Bn | 2.52 Bn | 14.62% |
| 7 | Target | 69.62 Bn | 64.21 Bn | 8.94 Bn | 7.07% |
| 8 | Autozone | 51.01 Bn | 49.91 Bn | 2.52 Bn | 13.25% |
| 9 | Carvana | 42.20 Bn | 32.69 Bn | 1.38 Bn | 4.20% |
| 10 | Carmax | 7.32 Bn | 6.69 Bn | 799.46 Mn | 2.10% |
Historic Data
| Date | Value |
|---|---|
| Aug 31, 2026 | 2.10% |
| May 31, 2026 | 2.32% |
| Feb 28, 2026 | -2.03% |
| Nov 30, 2025 | 1.07% |
| Aug 31, 2025 | 1.45% |
| May 31, 2025 | 2.79% |
| Feb 28, 2025 | 1.50% |
| Nov 30, 2024 | 2.02% |
| Aug 31, 2024 | 1.89% |
| May 31, 2024 | 2.14% |
| Feb 29, 2024 | 0.89% |
| Nov 30, 2023 | 1.33% |
| Aug 31, 2023 | 1.68% |
| May 31, 2023 | 2.97% |
| Feb 28, 2023 | 1.21% |
| Nov 30, 2022 | 0.58% |
| Aug 31, 2022 | 1.55% |
| May 31, 2022 | 2.71% |
| Feb 28, 2022 | 2.08% |
| Nov 30, 2021 | 3.16% |
Carmax Net Margin API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=net-margin&ticker=KMX&period=max&api_key=YOUR_API_KEY
import requests
url = "https://data.businessquant.com/historic"
params = {"slug": "net-margin", "ticker": "KMX", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()
const res = await fetch("https://data.businessquant.com/historic?slug=net-margin&ticker=KMX&period=max&api_key=YOUR_API_KEY");
const data = await res.json();