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Side-by-side financial comparison of AFFILIATED MANAGERS GROUP, INC. (AMG) and SPIRE INC (SR). Click either name above to swap in a different company.
SPIRE INC is the larger business by last-quarter revenue ($762.2M vs $556.6M, roughly 1.4× AFFILIATED MANAGERS GROUP, INC.). AFFILIATED MANAGERS GROUP, INC. runs the higher net margin — 62.4% vs 12.5%, a 50.0% gap on every dollar of revenue. On growth, SPIRE INC posted the faster year-over-year revenue change (13.9% vs 6.2%). AFFILIATED MANAGERS GROUP, INC. produced more free cash flow last quarter ($254.5M vs $-121.8M). Over the past eight quarters, AFFILIATED MANAGERS GROUP, INC.'s revenue compounded faster (5.5% CAGR vs -17.8%).
Affiliated Managers Group, Inc. (AMG) is an American financial services firm founded in 1993 and headquartered in West Palm Beach, Florida. The company's stock trades on the New York Stock Exchange under the symbol AMG, and is listed on the S&P 400 for mid-size American firms.
Spire Inc. is a regional public utility holding company based in St. Louis, Missouri, providing natural gas service through its regulated core utility operations while engaging in non-regulated activities that provide business opportunities. Its primary subsidiary Laclede Gas Company is the largest natural gas distribution utility in Missouri, serving approximately 631,000 residential, commercial and industrial customers in the City of St. Louis and ten counties in eastern Missouri. Its corpo...
AMG vs SR — Head-to-Head
Income Statement — Q4 FY2025 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $556.6M | $762.2M |
| Net Profit | $347.5M | $95.0M |
| Gross Margin | — | 55.1% |
| Operating Margin | 94.4% | 22.8% |
| Net Margin | 62.4% | 12.5% |
| Revenue YoY | 6.2% | 13.9% |
| Net Profit YoY | 114.2% | 16.9% |
| EPS (diluted) | $10.87 | $1.54 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q4 25 | $556.6M | $762.2M | ||
| Q3 25 | $528.0M | $334.1M | ||
| Q2 25 | $493.2M | $421.9M | ||
| Q1 25 | $496.6M | $1.1B | ||
| Q4 24 | $524.3M | $669.1M | ||
| Q3 24 | $516.4M | $293.8M | ||
| Q2 24 | $500.3M | $414.1M | ||
| Q1 24 | $499.9M | $1.1B |
| Q4 25 | $347.5M | $95.0M | ||
| Q3 25 | $212.4M | $-39.8M | ||
| Q2 25 | $84.3M | $20.9M | ||
| Q1 25 | $72.4M | $209.3M | ||
| Q4 24 | $162.2M | $81.3M | ||
| Q3 24 | $123.6M | $-25.9M | ||
| Q2 24 | $76.0M | $-12.6M | ||
| Q1 24 | $149.8M | $204.3M |
| Q4 25 | — | 55.1% | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | 55.6% | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | 94.4% | 22.8% | ||
| Q3 25 | 68.7% | -0.1% | ||
| Q2 25 | 34.8% | 16.4% | ||
| Q1 25 | 25.5% | 29.1% | ||
| Q4 24 | 52.2% | 22.2% | ||
| Q3 24 | 42.0% | 6.7% | ||
| Q2 24 | 35.6% | 7.4% | ||
| Q1 24 | 50.8% | 26.5% |
| Q4 25 | 62.4% | 12.5% | ||
| Q3 25 | 40.2% | -11.9% | ||
| Q2 25 | 17.1% | 5.0% | ||
| Q1 25 | 14.6% | 19.9% | ||
| Q4 24 | 30.9% | 12.2% | ||
| Q3 24 | 23.9% | -8.8% | ||
| Q2 24 | 15.2% | -3.0% | ||
| Q1 24 | 30.0% | 18.1% |
| Q4 25 | $10.87 | $1.54 | ||
| Q3 25 | $6.87 | $-0.77 | ||
| Q2 25 | $2.80 | $0.29 | ||
| Q1 25 | $2.20 | $3.51 | ||
| Q4 24 | $4.95 | $1.34 | ||
| Q3 24 | $3.78 | $-0.63 | ||
| Q2 24 | $2.26 | $-0.28 | ||
| Q1 24 | $4.14 | $3.58 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $586.0M | $4.1M |
| Total DebtLower is stronger | $2.7B | — |
| Stockholders' EquityBook value | $3.2B | $3.4B |
| Total Assets | $9.2B | $11.9B |
| Debt / EquityLower = less leverage | 0.83× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $586.0M | $4.1M | ||
| Q3 25 | $476.1M | $5.7M | ||
| Q2 25 | $361.0M | $13.1M | ||
| Q1 25 | $816.5M | $15.2M | ||
| Q4 24 | $950.0M | $11.5M | ||
| Q3 24 | $1.0B | $4.5M | ||
| Q2 24 | $865.5M | $7.4M | ||
| Q1 24 | $793.4M | $25.6M |
| Q4 25 | $2.7B | — | ||
| Q3 25 | $2.4B | — | ||
| Q2 25 | $2.6B | — | ||
| Q1 25 | $2.6B | — | ||
| Q4 24 | $2.6B | — | ||
| Q3 24 | $2.6B | — | ||
| Q2 24 | $2.5B | — | ||
| Q1 24 | $2.5B | — |
| Q4 25 | $3.2B | $3.4B | ||
| Q3 25 | $3.3B | $3.4B | ||
| Q2 25 | $3.2B | $3.5B | ||
| Q1 25 | $3.2B | $3.5B | ||
| Q4 24 | $3.3B | $3.3B | ||
| Q3 24 | $3.3B | $3.2B | ||
| Q2 24 | $3.3B | $3.3B | ||
| Q1 24 | $3.6B | $3.4B |
| Q4 25 | $9.2B | $11.9B | ||
| Q3 25 | $8.9B | $11.6B | ||
| Q2 25 | $8.8B | $11.4B | ||
| Q1 25 | $8.7B | $11.3B | ||
| Q4 24 | $8.8B | $11.3B | ||
| Q3 24 | $8.9B | $10.9B | ||
| Q2 24 | $8.8B | $10.7B | ||
| Q1 24 | $9.0B | $10.7B |
| Q4 25 | 0.83× | — | ||
| Q3 25 | 0.71× | — | ||
| Q2 25 | 0.81× | — | ||
| Q1 25 | 0.82× | — | ||
| Q4 24 | 0.78× | — | ||
| Q3 24 | 0.79× | — | ||
| Q2 24 | 0.76× | — | ||
| Q1 24 | 0.70× | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $256.4M | $81.0M |
| Free Cash FlowOCF − Capex | $254.5M | $-121.8M |
| FCF MarginFCF / Revenue | 45.7% | -16.0% |
| Capex IntensityCapex / Revenue | 0.3% | 26.6% |
| Cash ConversionOCF / Net Profit | 0.74× | 0.85× |
| TTM Free Cash FlowTrailing 4 quarters | $967.1M | $-286.7M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $256.4M | $81.0M | ||
| Q3 25 | $277.1M | $-4.9M | ||
| Q2 25 | $230.8M | $129.1M | ||
| Q1 25 | $208.9M | $372.7M | ||
| Q4 24 | $212.5M | $81.1M | ||
| Q3 24 | $265.2M | $82.9M | ||
| Q2 24 | $245.2M | $270.1M | ||
| Q1 24 | $209.2M | $489.4M |
| Q4 25 | $254.5M | $-121.8M | ||
| Q3 25 | $275.9M | $-227.6M | ||
| Q2 25 | $229.4M | $-91.4M | ||
| Q1 25 | $207.3M | $154.1M | ||
| Q4 24 | $211.4M | $-179.5M | ||
| Q3 24 | $264.5M | $-146.9M | ||
| Q2 24 | $244.6M | $47.9M | ||
| Q1 24 | $208.2M | $306.6M |
| Q4 25 | 45.7% | -16.0% | ||
| Q3 25 | 52.3% | -68.1% | ||
| Q2 25 | 46.5% | -21.7% | ||
| Q1 25 | 41.7% | 14.7% | ||
| Q4 24 | 40.3% | -26.8% | ||
| Q3 24 | 51.2% | -50.0% | ||
| Q2 24 | 48.9% | 11.6% | ||
| Q1 24 | 41.6% | 27.2% |
| Q4 25 | 0.3% | 26.6% | ||
| Q3 25 | 0.2% | 66.7% | ||
| Q2 25 | 0.3% | 52.3% | ||
| Q1 25 | 0.3% | 20.8% | ||
| Q4 24 | 0.2% | 38.9% | ||
| Q3 24 | 0.1% | 78.2% | ||
| Q2 24 | 0.1% | 53.7% | ||
| Q1 24 | 0.2% | 16.2% |
| Q4 25 | 0.74× | 0.85× | ||
| Q3 25 | 1.30× | — | ||
| Q2 25 | 2.74× | 6.18× | ||
| Q1 25 | 2.89× | 1.78× | ||
| Q4 24 | 1.31× | 1.00× | ||
| Q3 24 | 2.15× | — | ||
| Q2 24 | 3.23× | — | ||
| Q1 24 | 1.40× | 2.40× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
AMG
Segment breakdown not available.
SR
| Residential | $474.9M | 62% |
| Commercial And Industrial | $148.4M | 19% |
| Gas Marketing | $41.1M | 5% |
| Midstream | $39.0M | 5% |
| Transportation | $37.1M | 5% |
| Offsystem And Other Inventive | $19.7M | 3% |
| Other Customer Revenue | $4.6M | 1% |
