Revenue has been essentially flat near $1.0B with gross margin steady at 38.8% in 2026Q3, but operating margin has eased from 20.3% to 18.6% and net margin from 15.0% to 13.4% over the past year, indicating negative operating leverage.
A. O. Smith Corporation (AOS) annual income statement — 30-year revenue, gross profit & net income history
| Metric | TTM | Dec'25 | Dec'24 | Dec'23 | Dec'22 | Dec'21 | Dec'20 | Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 | Dec'10 | Dec'09 | Dec'08 | Dec'07 | Dec'06 | Dec'05 | Dec'04 | Dec'03 | Dec'02 | Dec'01 | Dec'00 | Dec'99 | Dec'98 | Dec'97 | Dec'96 |
|---|
| Sales/Revenue | 3.8B | 3.83B | 3.82B | 3.85B | 3.75B | 3.54B | 2.9B | 2.99B | 3.19B | 3B | 2.69B | 2.54B | 2.36B | 2.15B | 1.94B | 1.71B | 1.49B | 1.38B | 2.3B | 2.31B | 2.16B | 1.69B | 1.65B | 1.53B | 1.47B | 1.15B | 1.25B | 1.07B | 800.8M | 678.21M | 781.19M |
| Revenue Growth % | -0.71% | 0.32% | -0.9% | 2.63% | 6.08% | 22.23% | -3.25% | -6.12% | 6.38% | 11.57% | 5.89% | 7.66% | 9.39% | 11.06% | 13.38% | 14.85% | 8.31% | -40.34% | -0.31% | 6.98% | 27.95% | 2.18% | 8% | 4.19% | 27.62% | -7.76% | 16.59% | 33.66% | 18.08% | -13.18% | 12.13% |
| Cost of Goods Sold | 2.33B | 2.34B | 2.36B | 2.37B | 2.42B | 2.23B | 1.79B | 1.81B | 1.88B | 1.76B | 1.57B | 1.53B | 1.5B | 1.38B | 1.29B | 1.2B | 1.04B | 1.49B | 1.81B | 1.8B | 1.7B | 1.34B | 1.36B | 1.23B | 1.17B | 948.82M | 999.82M | 832.37M | 730.54M | 662.23M | 614.22M |
| COGS % of Revenue | - | 61.17% | 61.86% | 61.46% | 64.58% | 62.96% | 61.72% | 60.55% | 59.05% | 58.66% | 58.33% | 60.19% | 63.53% | 64.07% | 66.38% | 70.03% | 70.05% | 108.42% | 78.42% | 77.8% | 78.54% | 79.16% | 81.97% | 80.49% | 79.6% | 82.42% | 80.12% | 77.77% | 91.23% | 97.64% | 78.63% |
| Gross Profit | 1.47B | 1.49B | 1.46B | 1.48B | 1.33B | 1.31B | 1.11B | 1.18B | 1.31B | 1.24B | 1.12B | 1.01B | 859.3M | 773.8M | 652M | 512.6M | 446M | 500.7M | 497.5M | 513.4M | 463.9M | 352M | 298M | 298.7M | 299.76M | 202.34M | 248.12M | 206.91M | 187.03M | 170.71M | 166.97M |
| Gross Margin % | 38.62% | 38.83% | 38.14% | 38.54% | 35.42% | 37.04% | 38.28% | 39.45% | 40.95% | 41.34% | 41.67% | 39.81% | 36.47% | 35.93% | 33.62% | 29.97% | 29.95% | 36.41% | 21.58% | 22.2% | 21.46% | 20.84% | 18.03% | 19.51% | 20.4% | 17.58% | 19.88% | 19.33% | 23.35% | 25.17% | 21.37% |
| Gross Profit Growth % | - | 2.15% | -1.93% | 11.67% | 1.43% | 18.29% | -6.14% | -9.56% | 5.39% | 10.67% | 10.84% | 17.51% | 11.05% | 18.68% | 27.19% | 14.93% | -10.92% | 0.64% | -3.1% | 10.67% | 31.79% | 18.12% | -0.23% | -0.35% | 48.15% | -18.45% | 19.92% | 10.63% | 9.56% | 2.24% | -25.18% |
| Operating Expenses | 800.3M | 759.4M | 739.3M | 727.4M | 670.9M | 701.4M | 660.3M | 715.6M | 753.8M | 718.2M | 658.9M | 610.7M | 572.1M | 524.5M | 450.5M | 372.8M | 364.1M | 366.6M | 357.4M | 363M | 324M | 251.8M | 235.8M | 206.4M | 206.45M | 152.7M | 160.63M | 110.61M | 106.62M | 107M | 107.35M |
| OpEx % of Revenue | - | 19.83% | 19.36% | 18.88% | 17.87% | 19.82% | 22.81% | 23.91% | 23.65% | 23.97% | 24.53% | 24.08% | 24.28% | 24.35% | 23.23% | 21.79% | 24.45% | 26.66% | 15.51% | 15.7% | 14.99% | 14.91% | 14.26% | 13.48% | 14.05% | 13.26% | 12.87% | 10.33% | 13.31% | 15.78% | 13.74% |
| Selling, General & Admin | 777.7M | 759.4M | 757.4M | 727.4M | 670.9M | 701.4M | 660.3M | 715.6M | 753.8M | 722.8M | 658.9M | 610.7M | 572.1M | 524.5M | 450.5M | 372.8M | 364.1M | 314M | 357.4M | 363M | 324M | 251.8M | 235.8M | 206.2M | 206.17M | 145.74M | 153.69M | 110.61M | 106.62M | 107M | 107.35M |
| SG&A % of Revenue | - | 19.83% | 19.84% | 18.88% | 17.87% | 19.82% | 22.81% | 23.91% | 23.65% | 24.12% | 24.53% | 24.08% | 24.28% | 24.35% | 23.23% | 21.79% | 24.45% | 22.84% | 15.51% | 15.7% | 14.99% | 14.91% | 14.26% | 13.47% | 14.03% | 12.66% | 12.32% | 10.33% | 13.31% | 15.78% | 13.74% |
| Research & Development | 0 | 0 | 101.7M | 97.5M | 89M | 94.2M | 80.7M | 87.9M | 94M | 86.4M | 80.1M | 73.7M | 67.9M | 57.8M | 51.7M | 0 | 0 | 52.6M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| R&D % of Revenue | - | - | 2.66% | 2.53% | 2.37% | 2.66% | 2.79% | 2.94% | 2.95% | 2.88% | 2.98% | 2.91% | 2.88% | 2.68% | 2.67% | - | - | 3.83% | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Other Operating Expenses | 1000K | 0 | -119.8M | -97.5M | -89M | -94.2M | -80.7M | -87.9M | -94M | -91M | -80.1M | -73.7M | -67.9M | -57.8M | -51.7M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 200K | 282K | 6.96M | 6.93M | 0 | 0 | 0 | 0 |
| Operating Income | 668.3M | 728M | 716.8M | 757.4M | 658.7M | 609.5M | 446.2M | 466.8M | 551.7M | 520.5M | 460.4M | 399.1M | 287.2M | 249.3M | 201.5M | 139.8M | 57.1M | 89.6M | 140.1M | 150.4M | 139.9M | 100.2M | 62.2M | 92.3M | 93.31M | 49.64M | 87.5M | 96.3M | 80.4M | 63.71M | 59.63M |
| Operating Margin % | 17.57% | 19.01% | 18.77% | 19.66% | 17.55% | 17.22% | 15.41% | 15.6% | 17.31% | 17.37% | 17.14% | 15.73% | 12.19% | 11.57% | 10.39% | 8.17% | 3.83% | 6.52% | 6.08% | 6.5% | 6.47% | 5.93% | 3.76% | 6.03% | 6.35% | 4.31% | 7.01% | 9% | 10.04% | 9.39% | 7.63% |
| Operating Income Growth % | - | 1.56% | -5.36% | 14.98% | 8.07% | 36.6% | -4.41% | -15.39% | 5.99% | 13.05% | 15.36% | 38.96% | 15.2% | 23.72% | 44.13% | 144.83% | -36.27% | -36.05% | -6.85% | 7.51% | 39.62% | 61.09% | -32.61% | -1.08% | 87.96% | -43.26% | -9.14% | 19.77% | 26.2% | 6.85% | -45.87% |
| EBITDA | 763.1M | 813.1M | 795.6M | 835.7M | 735.6M | 687.4M | 526.2M | 545.1M | 623.6M | 590.6M | 525.5M | 462.1M | 347M | 309M | 256.1M | 186.8M | 97.9M | 157.1M | 206.4M | 217.9M | 200.8M | 153M | 116.1M | 144.4M | 144M | 96.72M | 132.56M | 133.61M | 106.87M | 85.34M | 83.23M |
| EBITDA Margin % | 20.07% | 21.23% | 20.84% | 21.69% | 19.6% | 19.42% | 18.17% | 18.21% | 19.56% | 19.71% | 19.57% | 18.22% | 14.73% | 14.35% | 13.21% | 10.92% | 6.57% | 11.43% | 8.95% | 9.42% | 9.29% | 9.06% | 7.02% | 9.43% | 9.8% | 8.4% | 10.62% | 12.48% | 13.35% | 12.58% | 10.65% |
| EBITDA Growth % | -4.9% | 2.2% | -4.8% | 13.61% | 7.01% | 30.63% | -3.47% | -12.59% | 5.59% | 12.39% | 13.72% | 33.17% | 12.3% | 20.66% | 37.1% | 90.81% | -37.68% | -23.89% | -5.28% | 8.52% | 31.24% | 31.78% | -19.6% | 0.28% | 48.89% | -27.04% | -0.79% | 25.02% | 25.22% | 2.55% | -37.11% |
| D&A (Non-Cash Add-back) | 94.8M | 85.1M | 78.8M | 78.3M | 76.9M | 77.9M | 80M | 78.3M | 71.9M | 70.1M | 65.1M | 63M | 59.8M | 59.7M | 54.6M | 47M | 40.8M | 67.5M | 66.3M | 67.5M | 60.9M | 52.8M | 53.9M | 52.1M | 50.69M | 47.08M | 45.06M | 37.31M | 26.47M | 21.63M | 23.6M |
| EBIT | 666.1M | 729.4M | 707.7M | 745.5M | 233.1M | 629.9M | 451.2M | 483.1M | 566.2M | 530.9M | 469.8M | 409.9M | 292.4M | 242.1M | 243M | 170.8M | 80.2M | 130.3M | 129.3M | 126.6M | 129.7M | 81.7M | 61M | 92.3M | 93.31M | 49.64M | 87.5M | 89.3M | 69.9M | 53.86M | 59.63M |
| Net Interest Income | -25.3M | -13.5M | -6.7M | -12M | -9.4M | -4.3M | -7.3M | -11M | -8.4M | -10.1M | -7.3M | -7.4M | -5.7M | -5.7M | -9.2M | -9.3M | -6.9M | -10.7M | -19.2M | -26.7M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Interest Income | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Interest Expense | 25.3M | 13.5M | 6.7M | 12M | 9.4M | 4.3M | 7.3M | 11M | 8.4M | 10.1M | 7.3M | 7.4M | 5.7M | 5.7M | 9.2M | 9.3M | 6.9M | 10.7M | 19.2M | 26.7M | 0 | 0 | 0 | 12.2M | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Income/Expense | -28.3M | -12.9M | -15.8M | -23.9M | -435M | 16.1M | -2.3M | 5.3M | 6.1M | 300K | 2.1M | 3.4M | -500K | -12.9M | 32.3M | 21.7M | 17.3M | 30M | -30M | -50.5M | -35.1M | -31.5M | -14.7M | -13.3M | -14.92M | -27.16M | -22.41M | -12.21M | -6.06M | -3.42M | -17.3M |
| Pretax Income | 640M | 715.1M | 701M | 733.5M | 223.7M | 625.6M | 443.9M | 472.1M | 557.8M | 520.8M | 462.5M | 402.5M | 286.7M | 236.4M | 233.8M | 161.5M | 74.4M | 119.6M | 110.1M | 99.9M | 104.8M | 68.7M | 47.5M | 79M | 78.39M | 22.49M | 65.09M | 77.09M | 63.84M | 50.44M | 42.33M |
| Pretax Margin % | 16.83% | 18.67% | 18.36% | 19.04% | 5.96% | 17.68% | 15.33% | 15.78% | 17.5% | 17.38% | 17.22% | 15.87% | 12.17% | 10.98% | 12.06% | 9.44% | 5% | 8.7% | 4.78% | 4.32% | 4.85% | 4.07% | 2.87% | 5.16% | 5.34% | 1.95% | 5.22% | 7.2% | 7.97% | 7.44% | 5.42% |
| Income Tax | 145.4M | 168.9M | 167.4M | 176.9M | -12M | 138.5M | 99M | 102.1M | 113.6M | 224.3M | 136M | 119.6M | 78.9M | 66.7M | 71.2M | 50.3M | 17.3M | 29.6M | 27.9M | 11.7M | 28.6M | 22.2M | 12.1M | 26.8M | 27.05M | 7.98M | 23.43M | 26.82M | 23.19M | 18.37M | 17.08M |
| Effective Tax Rate % | 22.72% | 23.62% | 23.88% | 24.12% | -5.36% | 22.14% | 22.3% | 21.63% | 20.37% | 43.07% | 29.41% | 29.71% | 27.52% | 28.21% | 30.45% | 31.15% | 23.25% | 24.75% | 25.34% | 11.71% | 27.29% | 32.31% | 25.47% | 33.92% | 34.5% | 35.51% | 36% | 34.79% | 36.32% | 36.42% | 40.35% |
| Net Income | 494.6M | 546.2M | 533.6M | 556.6M | 235.7M | 487.1M | 344.9M | 370M | 444.2M | 296.5M | 326.5M | 282.9M | 207.8M | 169.7M | 162.6M | 305.7M | 111.7M | 81.3M | 81.9M | 88.2M | 76.5M | 46.5M | 35.4M | 52.2M | 51.34M | 14.5M | 29.75M | 42.42M | 44.49M | 153.83M | 65.42M |
| Net Margin % | 13.01% | 14.26% | 13.98% | 14.45% | 6.28% | 13.76% | 11.91% | 12.36% | 13.93% | 9.89% | 12.16% | 11.15% | 8.82% | 7.88% | 8.38% | 17.87% | 7.5% | 5.91% | 3.55% | 3.81% | 3.54% | 2.75% | 2.14% | 3.41% | 3.5% | 1.26% | 2.38% | 3.96% | 5.56% | 22.68% | 8.37% |
| Net Income Growth % | -6.77% | 2.36% | -4.13% | 136.15% | -51.61% | 41.23% | -6.78% | -16.7% | 49.81% | -9.19% | 15.41% | 36.14% | 22.45% | 4.37% | -46.81% | 173.68% | 37.39% | -0.73% | -7.14% | 15.29% | 64.52% | 31.36% | -32.18% | 1.67% | 254.05% | -51.26% | -29.86% | -4.65% | -71.08% | 135.15% | 6.52% |
| Net Income (Continuing) | 494.6M | 546.2M | 533.6M | 556.6M | 235.7M | 487.1M | 344.9M | 370M | 444.2M | 296.5M | 326.5M | 282.9M | 207.8M | 169.7M | 162.6M | 111.2M | 57.1M | 90M | 82.2M | 88.2M | 76.2M | 46.5M | 35.4M | 52.2M | 51.34M | 14.5M | 41.66M | 50.27M | 40.66M | 32.06M | 25.25M |
| Discontinued Operations | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 54.4M | -29.5M | 0 | 0 | 300K | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Minority Interest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19.1M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| EPS (Diluted) | 3.63 | 3.86 | 3.63 | 3.69 | 1.51 | 3.02 | 2.12 | 2.22 | 2.58 | 1.70 | 1.85 | 1.58 | 1.14 | 0.91 | 0.87 | 0.83 | 0.60 | 0.57 | 0.45 | 0.47 | 0.41 | 0.26 | 0.20 | 0.29 | 0.31 | 0.10 | 0.21 | 0.30 | 0.31 | 0.92 | 0.39 |
| EPS Growth % | -3.5% | 6.34% | -1.63% | 144.37% | -50% | 42.45% | -4.5% | -13.95% | 51.76% | -8.11% | 17.09% | 38.6% | 25.27% | 4.6% | 4.82% | 38.33% | 5.26% | 26.67% | -4.26% | 14.63% | 57.69% | 30% | -31.03% | -6.45% | 210% | -52.38% | -30% | -3.23% | -66.3% | 135.9% | 5.41% |
| EPS (Basic) | - | 3.86 | 3.65 | 3.71 | 1.52 | 3.05 | 2.14 | 2.24 | 2.60 | 1.72 | 1.87 | 1.59 | 1.15 | 0.93 | 0.88 | 1.67 | 0.61 | 0.57 | 0.45 | 0.48 | 0.42 | 0.26 | 0.20 | 0.30 | 0.32 | 0.10 | 0.21 | 0.31 | 0.32 | 0.62 | 0.39 |
| Diluted Shares Outstanding | 136.1M | 139.93M | 147.08M | 151.02M | 155.78M | 161.32M | 162.6M | 166.71M | 172.19M | 174.6M | 176.82M | 179.01M | 181.97M | 185.58M | 186.22M | 186.3M | 184.65M | 143.73M | 181.74M | 185.84M | 186.02M | 181.69M | 179.48M | 178.27M | 165.89M | 143.49M | 142.15M | 143M | 145.08M | 167.48M | 167.48M |
| Basic Shares Outstanding | 136.1M | 139.93M | 147M | 149.95M | 154.79M | 159.91M | 161.53M | 165.45M | 168.16M | 171.66M | 173.44M | 175.9M | 178.8M | 182.48M | 184.85M | 183.31M | 183.33M | 129.99M | 180.27M | 183.36M | 182.44M | 178.23M | 175.67M | 174.19M | 162.01M | 141.89M | 140.38M | 139.09M | 141.24M | 167.48M | 167.48M |
| Dividend Payout Ratio | - | 35.83% | 35.68% | 32.97% | 75.18% | 34.92% | 46.01% | 40.32% | 29.29% | 32.68% | 25.79% | 23.97% | 26.18% | 25.1% | 20.42% | 9.06% | 22.11% | 26.32% | 27.23% | 24.38% | 26.27% | 40.86% | 51.41% | 32.18% | 27.81% | 84.95% | 39.39% | 26.34% | 24.84% | 8.24% | 21.11% |
Quick answers to the most common questions about buying AOS stock.
For fiscal year 2025, A. O. Smith Corporation (AOS) reported total revenue of $3.83B. This represents a 390.3% increase compared to $781.2M in 1996.
A. O. Smith Corporation (AOS) is profitable, generating $546.2M in net income for the fiscal year ending 2025 with a net profit margin of 14.3%.
A. O. Smith Corporation (AOS) reported an operating income of $728.0M, resulting in an operating profit margin of 19.0%. This margin reflects the operational efficiency of the business before interest and taxes.
A. O. Smith Corporation (AOS) generated $1.49B in gross profit for the year, representing a gross profit margin of 38.8%. This demonstrates the company's core pricing power and production efficiency.
Key Metrics
Top Statement Risk
Chinese demand and margin pressure
Metrics are mathematically derived from official filings.
Flat Top Line Masks Mix Shift
Based on AOS's reported quarterly figures, revenue has hovered near $1.0B with year-over-year growth of roughly 0.3% in the latest quarter, indicating the company is sustaining sales through price and mix rather than volume expansion.
The quarterly revenue series shows no sustained acceleration, with the most recent periods clustering around the prior-year run rate. This suggests the U.S. replacement cycle has not yet translated into meaningful volume gains, and that the Rest of World segment may be a drag offsetting domestic resilience. Investors should monitor whether pricing can continue to carry top-line growth without an eventual volume recovery.
Gross Margin Holding Near Historical Band
As reported in the income statement, AOS's gross margin has stayed within a 37% to 39% band across the ten quarters, with the latest print at 38.8%, which may reflect durable pricing pass-through in the wholesale channel.
The stability of gross margin across both up and down revenue quarters is consistent with a pricing-power profile tied to the professional plumber channel. However, the range is narrow enough that modest raw material swings could move results, and the margin appears to rely on steel cost conditions staying manageable. Whether this stability reflects structural pricing or temporary input relief remains an open question for the coming periods.
EPS Softness Outpacing Revenue Decline
Based on EDBL-style reported figures for AOS, diluted EPS fell from $1.07 in 2025Q2 to $0.85 in 2026Q1, a deterioration that appears larger than the modest revenue softness alone would explain.
Net margin compression from roughly 15% to the low-12% range suggests that below-the-operating-line or cost factors are contributing to earnings weakness beyond top-line trends. Stock-based compensation is small relative to net income, so it does not appear to be the driver of the decline. The gap warrants further investigation into operating expense trends and tax or non-operating items.
Operating Margin Compressing Despite Stable Gross Profit
As reported in AOS's quarterly statements, operating margin has eased from about 20.3% in 2025Q2 to 16.7% in 2026Q2, while gross profit remained broadly flat, suggesting SG&A deleverage is absorbing incremental profitability.
Because gross profit has not expanded meaningfully, the operating margin decline points to overhead growing faster than the revenue base, a sign of negative operating leverage. SG&A has risen in several recent quarters even as sales stalled, which may indicate that cost discipline is slipping. This dynamic would need to reverse for operating income to re-scale with gross profit.
Bear Case Centers on Margin Erosion
Based on reported quarterly results, the strongest bear argument is that AOS's flat revenue, negative operating leverage, and a lowered full-year outlook may signal the start of a sustained earnings downcycle rather than a transient dip.
Short-side analysis would focus on the combination of a guidance cut, an EPS miss, and operating margin slipping from the ~20% range toward the high teens, which together could indicate demand softness in China and cost inflation at home. If the U.S. replacement cycle fails to accelerate and heat pump transition requires higher R&D, margins could compress further. These risks are analytical inferences from the supplied figures and warrant ongoing monitoring.