CMS Energy Corporation (CMS) — Free Cash Flow Generation Index
CMS Energy Corporation (CMS) has a Free Cash Flow Generation Index of -0.55x as of June 2026. Free cash flow of $-345.00 Million represents -1% of operating cash flow ($622.00 Million). Explore CMS Energy Corporation capital spending ratio to see what proportion of operating cash flow is directed to capital expenditures.
FCF Generation Index
Free Cash Flow
Operating Cash Flow
Capital Expenditures
CMS Energy Corporation Free Cash Flow Generation Index (1994–2025)
Historical FCF Generation Index trend for CMS Energy Corporation across 31 annual periods. For the full cash flow conversion analysis, see CMS Energy Corporation cash conversion from operations.
Annual Free Cash Flow Generation for CMS Energy Corporation (1994–2025)
Year-by-year Free Cash Flow Generation Index for CMS Energy Corporation. Check CMS Energy Corporation investment reinvestment rate to assess the company's total reinvestment commitment from operating cash flow.
| Year | FCG Index | Free Cash Flow (USD) | Operating CF | Capital Expenditures | YoY Change |
|---|---|---|---|---|---|
| 2025 | -0.71x | $-1.59 Billion | $2.23 Billion | $3.82 Billion | ▼ -160.0% |
| 2024 | -0.27x | $-648.00 Million | $2.37 Billion | $3.02 Billion | ▲ +30.6% |
| 2023 | -0.39x | $-910.00 Million | $2.31 Billion | $3.22 Billion | ▲ +79.3% |
| 2022 | -1.90x | $-1.63 Billion | $855.00 Million | $2.48 Billion | ▼ -787.0% |
| 2021 | -0.21x | $-390.00 Million | $1.82 Billion | $2.21 Billion | ▲ +76.7% |
| 2020 | -0.92x | $-1.17 Billion | $1.28 Billion | $2.45 Billion | ▼ -268.6% |
| 2019 | -0.25x | $-446.00 Million | $1.79 Billion | $2.24 Billion | ▼ -14.4% |
| 2018 | -0.22x | $-371.00 Million | $1.70 Billion | $2.07 Billion | ▼ -1028.6% |
| 2017 | 0.02x | $40.00 Million | $1.71 Billion | $1.67 Billion | ▲ +188.9% |
| 2016 | -0.03x | $-43.00 Million | $1.63 Billion | $1.67 Billion | ▼ -157.0% |
| 2015 | 0.05x | $76.00 Million | $1.64 Billion | $1.56 Billion | ▲ +151.6% |
| 2014 | -0.09x | $-130.00 Million | $1.45 Billion | $1.58 Billion | ▼ -233.0% |
| 2013 | 0.07x | $96.00 Million | $1.42 Billion | $1.32 Billion | ▲ +498.9% |
| 2012 | 0.01x | $14.00 Million | $1.24 Billion | $1.23 Billion | ▼ -95.4% |
| 2011 | 0.25x | $287.00 Million | $1.17 Billion | $882.00 Million | ▲ +70.6% |
| 2010 | 0.14x | $138.00 Million | $959.00 Million | $821.00 Million | ▲ +306.8% |
| 2009 | 0.04x | $30.00 Million | $848.00 Million | $818.00 Million | ▲ +108.5% |
| 2008 | -0.42x | $-233.00 Million | $559.00 Million | $792.00 Million | ▲ +99.2% |
| 2007 | -49.96x | $-1.35 Billion | $27.00 Million | $1.38 Billion | ▼ -191069.5% |
| 2006 | 0.03x | $18.00 Million | $688.00 Million | $670.00 Million | ▲ +161.2% |
| 2005 | 0.01x | $6.00 Million | $599.00 Million | $593.00 Million | ▲ +103.1% |
| 2004 | -0.32x | $-127.00 Million | $398.00 Million | $525.00 Million | ▼ -47.3% |
| 2002 | -0.22x | $-133.00 Million | $614.00 Million | $747.00 Million | ▲ +89.3% |
| 2001 | -2.03x | $-845.00 Million | $417.00 Million | $1.26 Billion | ▼ -58.5% |
| 2000 | -1.28x | $-579.00 Million | $453.00 Million | $1.03 Billion | ▼ -466.2% |
| 1999 | -0.23x | $-207.00 Million | $917.00 Million | $1.12 Billion | ▲ +85.0% |
| 1998 | -1.51x | $-779.00 Million | $516.00 Million | $1.29 Billion | ▼ -1644.5% |
| 1997 | -0.09x | $-54.00 Million | $624.00 Million | $678.00 Million | ▼ -2960.1% |
| 1996 | 0.00x | $2.00 Million | $661.00 Million | $659.00 Million | ▼ -98.6% |
| 1995 | 0.22x | $147.00 Million | $682.00 Million | $535.00 Million | ▲ +256.5% |
| 1994 | 0.06x | $37.00 Million | $612.00 Million | $575.00 Million | — |