Sls.O
Sellas Life Sciences Group I operates as a biotechnology company focused on drug discovery and development, generating no current revenue while incurring operating losses through research activities and partnership collaborations.
Business. Sellas Life Sciences Group I operates as a biotechnology company focused on drug discovery and development, generating no current revenue while incurring operating losses through research activities and partnership collaborations.
At a glance
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- Macro
- Rate decisionBank of England rate decision (press conf.)2026-08-06 · GB
- Rate decisionReserve Bank of Australia rate decision (press conf.)2026-08-12 · AU
- Rate decisionNorges Bank rate decision (press conf.)2026-08-20 · NO
- Rate decisionSveriges Riksbank rate decision (press conf.)2026-09-03 · SE
- Rate decisionBank of Canada rate decision (press conf.)2026-09-09 · CA
- Rate decisionEuropean Central Bank rate decision (press conf.)2026-09-10 · EU
- Macro & political
- ElectionSE Swedish Election2026-09-14 · SE
- ElectionUS U.S. Midterms2026-11-03 · US
- ElectionFR French Legislative2027-06-01 · FR
Pre-earnings brief
Signals & dispatch
Composite-score breakdown
Synthesis
Sellas Life Sciences Group I operates as a biotechnology company focused on drug discovery and development, generating no current revenue while incurring operating losses through research activities and partnership collaborations.
(a) Capital structure and liquidity present significant constraints for the firm. The balance sheet shows total assets of $6.2 million against total liabilities of $14.2 million, resulting in negative total equity of -$8.0 million. Cash and equivalents stand at $2.5 million, which is insufficient to cover the recent operating cash flow burn of -$31.4 million. The debt-to-equity ratio is reported as -0.0, reflecting the negative equity base rather than an absence of leverage risk. With a current ratio not explicitly provided but implied to be low given the asset-liability mismatch, the company faces immediate liquidity pressure.
(b) Profitability metrics are deeply negative, consistent with an early-stage biotechnology firm. Net income stands at -$37.3 million, driven by an operating income of -$37.9 million. Return on assets is -6.00, indicating that the company’s asset base is generating substantial losses relative to its size. Return on equity is reported as 4.68, a mathematical artifact of the negative equity denominator rather than a sign of positive performance. Without revenue generation, the company relies entirely on external capital or partnership milestones to sustain operations.
(c) Segment and geographic data are not explicitly detailed in the financial snapshot, but the company’s activity is concentrated in biotechnology research. The firm has disclosed partnerships with major industry players, including an exclusive license agreement with 3D Medicines and a clinical trial collaboration with Merck (MRK.O). These partnerships likely represent the primary sources of potential future revenue or milestone payments, though no specific revenue mix is disclosed for the current period.
(d) Growth trajectory is currently flat in terms of top-line revenue, which is reported as $0.0. The company is in a pre-commercial phase, with financial performance defined by cash burn rather than sales growth. The absence of historical revenue data in the provided snapshot prevents a year-over-year growth analysis, but the negative operating cash flow of -$31.4 million suggests a continued reliance on capital raises or partnership funding to extend the runway.
(e) Risk factors are elevated, particularly regarding liquidity. The risk assessment flags liquidity as low, although no immediate filing-based liquidity or dilution flags were detected. The negative equity position and high cash burn rate create a high risk of insolvency if additional capital is not secured. Dilution risk is currently assessed as low, likely due to the absence of recent equity issuances or convertible instruments in the immediate filing history.
(f) Recent events include reconciler activities indicating a lack of recent analysis jobs for the company, suggesting limited market coverage or recent filing activity. The company has disclosed subsidiary relationships, including Sellas Life Sciences Limited and SLSG Limited LLC, through EX-21 filings. No major news events or transcript observations were provided that indicate a change in strategic direction or financial status beyond the ongoing operational burn.
- The company has zero revenue and negative equity of -$8.0 million, indicating a pre-commercial biotech status with significant balance sheet weakness.
- Cash burn is severe, with operating cash flow at -$31.4 million against only $2.5 million in cash and equivalents, creating immediate liquidity risk.
- Profitability metrics are distorted by negative equity, with ROE at 4.68 and ROA at -6.00, reflecting operational losses rather than investment returns.
- Strategic partnerships with 3D Medicines and Merck are key to future value creation, though no revenue has been recognized from these agreements yet.
- Dilution risk is currently low, but the need for capital to cover operating losses may lead to future equity issuances.
Bull / Bear case
analysis pipelineIn focus — financials by report
Valuation
Revenue by segment
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Supply chain
Peer comparison
Market position
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Predictor forecast
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Earnings-call key lines
Consensus distribution
sell-side coverageEstimate revisions
consensus EPS · 26-week trendSell-side observations
Themes
ESG
Risk factors
- No immediate filing-based liquidity or dilution flags were detected.
Benchmarks vs cohort
Corporate actions / M&A
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- Market data
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- Reference data
- Cash Conversion Ratiooperating_cash_flow / net_income
- Debt To Equity(short_term_debt + long_term_debt) / total_equity
- Return On Equitynet_income / total_equity
- Net Cashcash_and_equivalents + short_term_investments - short_term_debt - long_term_debt
- Dilution Ratio(shares_outstanding_diluted - shares_outstanding_basic) / shares_outstanding_basic
- Return On Assetsnet_income / total_assets
- SELLAS Life Sciences Group, Inc. Market data — financials · 2026-08-01
- reconciler_enqueue (reconciler) on SLS.O · 2026-08-01
- SLS.O HA canonical relationships · 2026-08-01
Ownership & reference
Top holders
- Institutional Investor · as of 2026-03-310,00 %$7M
- Investment Managers · as of 2026-03-310,00 %$36M
- Investment Managers · as of 2026-03-310,00 %$17M
- Investment Managers · as of 2026-03-310,00 %$5M
- Investment Managers · as of 2026-03-310,00 %$3M
- Investment Managers · as of 2025-12-310,00 %$32M
- Funds · as of 2026-03-310,00 %$3M
- Institutional Investor · as of 2026-03-310,00 %$2M
- Investment Managers · as of 2026-03-310,00 %$6M
- Investment Managers · as of 2026-03-310,00 %$2M
- Investment Managers · as of 2026-03-310,00 %$2M
- Investment Managers · as of 2026-03-310,00 %$1M
- Investment Managers · as of 2026-03-310,00 %$1M
- Brokerage Firms · as of 2026-03-310,00 %$1M
- Investment Managers · as of 2026-03-310,00 %$1M
- Investment Managers · as of 2026-03-310,00 %$0M
- Investment Managers · as of 2026-03-310,00 %$0M
- Investment Managers · as of 2026-03-310,00 %$0M
- Investment Managers · as of 2026-03-310,00 %$0M
- Investment Managers · as of 2024-06-300,00 %$1M
- Institutional Investor · as of 2026-03-310,00 %$0M
- Investment Managers · as of 2026-03-310,00 %$0M
Leadership
- Angelos M. StergiouPresident, Chief Executive Officer, Director
Insider activity
- Director, President and CEO · Common StockOther 1 065 000 · 2026-06-16
- Director · Common StockOther 50 000 · 2026-01-07
- CFO · Common StockOther 300 000 · 2026-01-07
- Director · Common StockOther 50 000 · 2026-01-07
- Director · Common StockOther 50 000 · 2026-01-07
- Director · Common StockOther 50 000 · 2026-01-07
- SVP, Chief Development Officer · Common StockOther 300 000 · 2026-01-07
- Director · Common StockOther 50 000 · 2026-01-07
- SVP, Chief Development Officer · Common StockOther 63 800 @ $1,50$96K · 2025-12-03
- CFO · Common StockOther 58 592 @ $1,50$88K · 2025-12-03
- Director, President and CEO · Common StockOther 187 066 @ $1,50$281K · 2025-12-03
- Director · Common StockBought 63 400 @ $1,59$101K · 2025-11-19
Short positioning
Geographic breakdown
Intel & risk
Evidence & claims
From filings & derived data- Cash & equivalents (YoY) (2025-12-31 vs 2024-12-31): 417.0%Derived (calculated)
- Total assets (YoY) (2025-12-31 vs 2024-12-31): 303.2%Derived (calculated)
- Total liabilities (YoY) (2025-12-31 vs 2024-12-31): -25.0%Derived (calculated)
- Return on equity (FY 2025-12-31): -37.9%Derived (calculated)
- Return on assets (FY 2025-12-31): -34.3%Derived (calculated)
- Current ratio (FY 2025-12-31): 10.72xDerived (calculated)
- Debt-to-equity (FY 2025-12-31): 0.11xDerived (calculated)
- Shareholders' equity (YoY) (2025-12-31 vs 2024-12-31): 648.8%Derived (calculated)
- EPS (basic) (YoY) (2025-12-31 vs 2024-12-31): 50.0%Derived (calculated)
- EPS (diluted) (YoY) (2025-12-31 vs 2024-12-31): 50.0%Derived (calculated)
- Net income (YoY) (2025-12-31 vs 2024-12-31): 13.0%Derived (calculated)
- Operating cash flow (YoY) (2025-12-31 vs 2024-12-31): 19.8%Derived (calculated)
- Operating income (YoY) (2025-12-31 vs 2024-12-31): 10.3%Derived (calculated)
- Net income (annual): USD -26.86MSEC XBRL filing
- Cash & equivalents (annual): USD 71.79MSEC XBRL filing
- Pre-tax income (annual): USD -26.86MSEC XBRL filing
- Shareholders' equity (annual): USD 70.87MSEC XBRL filing
- Operating income (annual): USD -28.27MSEC XBRL filing
- EPS (diluted) (annual): USD-PER-SHARES -0SEC XBRL filing
- Current liabilities (annual): USD 7.02MSEC XBRL filing
- Total liabilities (annual): USD 7.47MSEC XBRL filing
- Total assets (annual): USD 78.34MSEC XBRL filing
- Operating cash flow (annual): USD -28.39MSEC XBRL filing
- Cost of revenue (annual): USD 0SEC XBRL filing