ADTRAN Inc (ADTN) — Free Cash Flow Generation Index
Latest as of March 2026:
0.41x
ADTRAN Inc (ADTN) has a Free Cash Flow Generation Index of 0.41x as of March 2026. Free cash flow of $5.17 Million represents 0% of operating cash flow ($12.67 Million). Read ADTRAN Inc (ADTN) total liabilities for a breakdown of total debt and financial obligations.
FCF Generation Index
0.41x
Free Cash Flow / Operating CF
Free Cash Flow
$5.17 Million
USD
Operating Cash Flow
$12.67 Million
USD
Capital Expenditures
$7.50 Million
USD
ADTRAN Inc Free Cash Flow Generation Index (1993–2025)
Historical FCF Generation Index trend for ADTRAN Inc across 27 annual periods. Explore ADTRAN Inc capital reinvestment ratio to see what proportion of operating cash flow is directed to capital expenditures.
Annual Free Cash Flow Generation for ADTRAN Inc (1993–2025)
Year-by-year Free Cash Flow Generation Index for ADTRAN Inc. For the full company profile including market capitalisation, see market value of ADTRAN Inc.
| Year | FCG Index | Free Cash Flow (USD) | Operating CF | Capital Expenditures | YoY Change |
|---|---|---|---|---|---|
| 2025 | 0.76x | $98.03 Million | $129.77 Million | $31.74 Million | ▲ +103.8% |
| 2024 | 0.37x | $38.40 Million | $103.57 Million | $65.17 Million | ▲ +141.9% |
| 2021 | -0.88x | $-2.66 Million | $3.01 Million | $5.67 Million | ▼ -201.2% |
| 2018 | 0.87x | $48.47 Million | $55.45 Million | $8.11 Million | ▲ +78.6% |
| 2016 | 0.49x | $20.56 Million | $42.00 Million | $21.44 Million | ▲ +33.6% |
| 2015 | 0.37x | $6.79 Million | $18.55 Million | $11.75 Million | ▼ -54.1% |
| 2014 | 0.80x | $44.58 Million | $55.84 Million | $11.26 Million | ▼ -7.0% |
| 2013 | 0.86x | $51.59 Million | $60.10 Million | $8.51 Million | ▼ -0.1% |
| 2012 | 0.86x | $73.55 Million | $85.63 Million | $12.07 Million | ▼ -6.7% |
| 2011 | 0.92x | $138.69 Million | $150.61 Million | $11.91 Million | ▲ +3.1% |
| 2010 | 0.89x | $82.92 Million | $92.79 Million | $9.87 Million | ▼ -1.0% |
| 2009 | 0.90x | $81.42 Million | $90.16 Million | $8.74 Million | ▼ -1.6% |
| 2008 | 0.92x | $106.32 Million | $115.81 Million | $9.49 Million | ▼ -0.9% |
| 2007 | 0.93x | $82.34 Million | $88.88 Million | $6.54 Million | ▼ -0.8% |
| 2006 | 0.93x | $86.08 Million | $92.14 Million | $6.06 Million | ▲ +0.3% |
| 2005 | 0.93x | $120.11 Million | $128.98 Million | $8.88 Million | ▲ +1.6% |
| 2004 | 0.92x | $78.66 Million | $85.82 Million | $7.17 Million | ▼ -0.4% |
| 2003 | 0.92x | $78.57 Million | $85.35 Million | $6.78 Million | ▼ -5.6% |
| 2002 | 0.97x | $102.53 Million | $105.18 Million | $2.65 Million | ▲ +13.6% |
| 2001 | 0.86x | $80.01 Million | $93.22 Million | $13.22 Million | ▲ +116.5% |
| 1999 | 0.40x | $23.80 Million | $60.04 Million | $36.24 Million | ▲ +204.5% |
| 1998 | -0.38x | $-6.35 Million | $16.74 Million | $23.10 Million | ▼ -163.8% |
| 1997 | 0.59x | $26.77 Million | $44.99 Million | $18.22 Million | ▲ +71.2% |
| 1996 | 0.35x | $15.80 Million | $45.46 Million | $29.66 Million | ▲ +192.3% |
| 1995 | -0.38x | $-3.50 Million | $9.30 Million | $12.80 Million | ▼ -172.7% |
| 1994 | 0.52x | $4.40 Million | $8.50 Million | $4.10 Million | ▲ +91.5% |
| 1993 | 0.27x | $2.00 Million | $7.40 Million | $5.40 Million | — |
FCG Index = Free Cash Flow / Operating Cash Flow. FCF = Operating CF + Capital Expenditures (capex stored negative).