Sellas Life Sciences Group, Inc. (SLS) intrinsic value & 10-year financials

Sellas Life Sciences Group, Inc. (SLS) has a Graham intrinsic value of $10.01 per share. At $9.98 on Oct 17, 2026, the stock trades 0% below that value.

Graham intrinsic value
$10.01
Share price (Oct 17, 2026)
$9.98
Price vs Graham value
0% below
Market cap
$1.1B
Revenue (FY2025)
—
Revenue growth (10-yr CAGR)
-27.4%
ROIC (10-yr avg)
630.0%
Free cash flow (FY2025)
—

SLS 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 — -$26.9M -$0.25 — — 1276.8%
FY2024 — -$30.9M -$0.50 — — 449.9%
FY2023 $0 -$37.3M -$1.34 — — 348.3%
FY2022 $1.0M -$41.3M -$2.13 — -4195.0% 693.4%
FY2021 $7.6M -$20.7M -$1.34 — -332.8% 723.4%
FY2020 $1.9M -$16.8M -$1.05 — -893.8% 440.6%
FY2019 $0 -$19.3M — — — 3128.1%
FY2018 — -$27.7M — — — -519.8%
FY2017 $0 -$23.8M — — — -122.2%
FY2016 $0 -$23.5M — -$44.9M — -118.2%

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

Executive summary

SELLAS Life Sciences Group, Inc. revenue growth over the past decade is N/A; insufficient history prevents a reliable 10-year CAGR calculation.

SELLAS Life Sciences Group, Inc. has historically struggled to out-earn its cost of capital, averaging just -17.5% ROIC.

SELLAS Life Sciences Group, 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, SELLAS Life Sciences Group, Inc. is modeled at -27.4% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $10.01 per share.

SLS stock: frequently asked questions

What is the intrinsic value of Sellas Life Sciences Group, Inc. (SLS) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a -27.4% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, SLS's intrinsic value is about $10.01 per share.

Is SLS stock undervalued?

At $9.98 (close on Oct 17, 2026), SLS trades 0% below its Graham value of $10.01. On Graham's terms that leaves a margin of safety. A formula is a starting point for research, not a recommendation.

What is SLS's return on invested capital?

Average ROIC over the last 10 fiscal years was 630.0%, and average return on equity was -367.1%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this SLS data come from?

From Sellas Life Sciences Group, Inc.'s annual 10-K filings on SEC EDGAR, most recently filed Aug 11, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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