Fullnet Communications Inc. (FULO) intrinsic value & 10-year financials

Fullnet Communications Inc. (FULO) has a Graham intrinsic value of $0.90 per share. At $0.33 on Oct 17, 2026, the stock trades 63% below that value. Over the last 10 fiscal years revenue grew 10.2% a year to $4.2M, with an average return on invested capital of -38.5%.

Graham intrinsic value
$0.90
Share price (Oct 17, 2026)
$0.33
Price vs Graham value
63% below
Market cap
$6.5M
Revenue (FY2023)
$4.2M
Revenue growth (10-yr CAGR)
10.2%
ROIC (10-yr avg)
-38.5%
Free cash flow (FY2023)
$690.3K

FULO 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2023 $4.2M $532.1K — $690.3K 12.2% -30.4%
FY2022 $4.3M $672.2K — $724.8K 19.4% -55.5%
FY2021 $4.1M $893.0K — $1.4M 28.4% -115.1%
FY2020 $3.5M $1.1M — $973.9K 20.8% -157.6%
FY2019 $2.4M $317.3K $0.01 $413.2K 8.3% -28.8%
FY2018 $2.1M $267.1K $0.01 $179.2K -0.7% -26.6%
FY2017 $1.9M -$26.8K — $140.4K 4.2% 2.7%
FY2016 $1.9M -$6.0K — $46.5K 0.5% 0.6%
FY2015 $1.9M -$54.0K — $32.4K -2.0% 5.9%
FY2014 $1.8M -$167.7K -$0.03 $15.9K -8.7% 19.6%

Source: annual 10-K filings on SEC EDGAR. Figures in USD.

Executive summary

FULLNET COMMUNICATIONS INC is a consistent compounder, expanding top-line revenue at 10.2% annually over the past decade.

FULLNET COMMUNICATIONS INC has historically struggled to out-earn its cost of capital, averaging just -22.9% ROIC.

FULLNET COMMUNICATIONS INC has not shown aggressive share repurchases (>10% retirement) or a major balance-sheet leverage increase (>50% net debt growth) over the 10-year window.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, FULLNET COMMUNICATIONS INC is modeled at 15.0% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $0.90 per share.

FULO stock: frequently asked questions

What is the intrinsic value of Fullnet Communications Inc. (FULO) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 15.0% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, FULO's intrinsic value is about $0.90 per share.

Is FULO stock undervalued?

At $0.33 (close on Oct 17, 2026), FULO trades 63% below its Graham value of $0.90. On Graham's terms that leaves a margin of safety. A formula is a starting point for research, not a recommendation.

How fast has Fullnet Communications Inc. grown?

Revenue went from $1.8M in fiscal 2014 to $4.2M in fiscal 2023, a compound annual growth rate of 10.2%. Net income was $532.1K in fiscal 2023.

Does Fullnet Communications Inc. generate free cash flow?

Fullnet Communications Inc. generated $690.3K of free cash flow (operating cash flow minus capital expenditures) in fiscal 2023. Free cash flow was positive in 10 of the last 10 reported years.

What is FULO's return on invested capital?

Average ROIC over the last 10 fiscal years was -38.5%, and average return on equity was 133.4%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this FULO data come from?

From Fullnet Communications Inc.'s annual 10-K filings on SEC EDGAR, most recently filed Apr 1, 2024. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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