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). Explore reinvestment intensity of ADTRAN Inc to see what proportion of operating cash flow is directed to capital expenditures.

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. For the full cash flow conversion analysis, see cash flow conversion of ADTRAN Inc.

Annual Free Cash Flow Generation for ADTRAN Inc (1993–2025)

Year-by-year Free Cash Flow Generation Index for ADTRAN Inc. Check ADTN cash flow 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 0.76x $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).