Ideal Power Inc. (IPWR) intrinsic value & 10-year financials

Ideal Power Inc. (IPWR) has a Graham intrinsic value of $88.75 per share. At $2.98 on Oct 17, 2026, the stock trades 97% below that value. Over the last 10 fiscal years revenue shrank 34.2% a year to $37.7K, with an average return on invested capital of -484.9%.

Graham intrinsic value
$88.75
Share price (Oct 17, 2026)
$2.98
Price vs Graham value
97% below
Market cap
$18.4M
Revenue (FY2025)
$37.7K
Revenue growth (10-yr CAGR)
-34.2%
ROIC (10-yr avg)
-484.9%
Free cash flow (FY2025)
-$9.3M

IPWR 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $37.7K -$10.6M — -$9.3M -28979.0% -488.8%
FY2024 $86.0K -$10.4M — -$8.9M -12868.7% -535.8%
FY2023 $198.9K -$10.0M — -$7.4M -5205.4% -571.6%
FY2022 $203.3K -$7.2M -$1.17 -$6.6M -3612.4% -477.2%
FY2021 $576.4K -$4.8M -$0.80 -$4.3M -841.3% -382.4%
FY2020 $428.1K -$7.8M -$2.20 -$3.0M -950.2% —
FY2019 $0 -$3.9M — -$3.2M — -348.6%
FY2018 $0 -$7.9M — -$6.5M — -590.0%
FY2017 $1.2M -$10.4M — -$7.6M -862.2% —
FY2016 $1.6M -$11.0M — -$10.5M -676.4% —

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

Executive summary

Ideal Power Inc. is facing top-line stagnation, with revenue contracting over the decade.

Ideal Power Inc. has historically struggled to out-earn its cost of capital, averaging just -4.8% ROIC.

Ideal Power Inc. capital allocation metrics are N/A for the decade; share count and net debt history are incomplete.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, Ideal Power Inc. is modeled at -34.2% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $88.75 per share.

IPWR stock: frequently asked questions

What is the intrinsic value of Ideal Power Inc. (IPWR) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a -34.2% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, IPWR's intrinsic value is about $88.75 per share.

Is IPWR stock undervalued?

At $2.98 (close on Oct 17, 2026), IPWR trades 97% below its Graham value of $88.75. On Graham's terms that leaves a margin of safety. A formula is a starting point for research, not a recommendation.

How fast has Ideal Power Inc. grown?

Revenue went from $1.6M in fiscal 2016 to $37.7K in fiscal 2025, a compound annual growth rate of -34.2%. Net income was -$10.6M in fiscal 2025.

Does Ideal Power Inc. generate free cash flow?

Ideal Power Inc. generated -$9.3M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 0 of the last 10 reported years.

What is IPWR's return on invested capital?

Average ROIC over the last 10 fiscal years was -484.9%, and average return on equity was -95.1%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this IPWR data come from?

From Ideal Power Inc.'s annual 10-K filings on SEC EDGAR, most recently filed Aug 13, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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