Txnm Energy Inc. (TXNM) intrinsic value & 10-year financials

Txnm Energy Inc. (TXNM) has a Graham intrinsic value of $11.24 per share. At $58.52 on Oct 17, 2026, the stock trades 421% above that value. Over the last 10 fiscal years revenue grew 5.9% a year to $2.1B, with an average return on invested capital of 4.6%.

Graham intrinsic value
$11.24
Share price (Oct 17, 2026)
$58.52
Price vs Graham value
421% above
Market cap
$6.0B
Revenue (FY2025)
$2.1B
Revenue growth (10-yr CAGR)
5.9%
ROIC (10-yr avg)
4.6%
Free cash flow (FY2025)
-$611.4M

TXNM 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $2.1B $169.8M $1.48 -$611.4M 20.6% 5.0%
FY2024 $2.0B $258.7M $2.67 -$738.9M 23.1% 5.7%
FY2023 $1.9B $106.9M $1.02 -$524.6M 12.1% 3.5%
FY2022 $2.3B $185.2M $1.97 -$345.3M 17.5% 5.6%
FY2021 $1.6B $211.8M $2.27 -$387.1M 19.6% 4.7%
FY2020 $1.5B $187.3M $2.15 -$193.3M 19.4% 5.1%
FY2019 $1.4B $92.1M $0.97 -$113.1M 10.5% 3.2%
FY2018 $1.4B $101.3M $1.07 -$73.0M 17.4% 5.2%
FY2017 $1.3B $79.9M $1.00 $24.0M 23.2% 3.7%
FY2016 $1.3B $116.8M $1.46 -$184.6M 21.8% 4.4%

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

Executive summary

TXNM ENERGY INC has demonstrated mature, steady growth, with revenue compounding at 5.9% annually over the past decade.

TXNM ENERGY INC has historically struggled to out-earn its cost of capital, averaging just 4.6% ROIC.

Over the decade, TXNM ENERGY INC shows that the company has leveraged its balance sheet to sustain operations.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, TXNM ENERGY INC is modeled at 0.1% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $11.24 per share.

TXNM stock: frequently asked questions

What is the intrinsic value of Txnm Energy Inc. (TXNM) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 0.1% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, TXNM's intrinsic value is about $11.24 per share.

Is TXNM stock undervalued?

At $58.52 (close on Oct 17, 2026), TXNM trades 421% above its Graham value of $11.24. On Graham's terms the shares look fully priced. A formula is a starting point for research, not a recommendation.

How fast has Txnm Energy Inc. grown?

Revenue went from $1.3B in fiscal 2016 to $2.1B in fiscal 2025, a compound annual growth rate of 5.9%. Net income was $169.8M in fiscal 2025.

Does Txnm Energy Inc. generate free cash flow?

Txnm Energy Inc. generated -$611.4M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 1 of the last 10 reported years.

What is TXNM's return on invested capital?

Average ROIC over the last 10 fiscal years was 4.6%, and average return on equity was 7.3%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this TXNM data come from?

From Txnm Energy Inc.'s annual 10-K filings on SEC EDGAR. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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