Sellas Life Sciences Group (SLS) Stock Analysis: AI Score & Alternative Data
Alt-data signals are cooling for Sellas Life Sciences Group
Is Sellas Life Sciences Group a buy right now? The alternative data says hold. This SLS stock analysis is built on the 25+ alternative data signals AltIndex tracks on Sellas Life Sciences Group every day — hiring, web traffic, sentiment, social reach — rolled into an AI Score of 57/100: a Hold. The stock trades at $11.26 with a $2B market cap.
The soft spots over the past 90 days: web traffic down 15.4% to 169K monthly visits, headcount (according to LinkedIn) down 5.6% to 17 employees, and Reddit mentions down 59.0% to 16 a day. The rest of the signal set is holding steady, which keeps SLS at a hold rather than a sell.
SLS’s broader alt-data profile also covers sentiment (92/100). Every signal links to its own page with full history, the SLS technical analysis covers RSI, moving averages, and support and resistance, and the full table of everything AltIndex tracks on SLS is just below.
Sellas Life Sciences Group AI Stock Analysis
1. Company Overview Sellas Life Sciences Group (NASDAQ: SLS) is a late-stage oncology company focused on developing cancer immunotherapies and cell-based treatments. Its appeal is not current commercial scale, but optionality: if one of its clinical assets produces strong data or reaches a partnering milestone, the stock can re-rate sharply.
Analysis generated October 2, 2026.
Recent Sellas Life Sciences Group Stock Alerts
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Sellas Life Sciences Group | October 1 Price is down by -6.3% in the last 24h. |
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Sellas Life Sciences Group | September 30 Price is up by 6.4% in the last 24h. |
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Sellas Life Sciences Group | September 24 Reddit mentions are up by 178% in the last 24h. |
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Sellas Life Sciences Group | September 11 Price is down by -6.3% in the last 24h. |
Sellas Life Sciences Group Alternative Data
| Alternative Data | Value | 3m Change | Trend |
|---|---|---|---|
| Webpage Traffic | 169K | 15.4% | |
| Job Posts | 0 | N/A | |
| LinkedIn Employees | 17 | 5.6% | |
| Wikipedia Views | 2 | 71.4% | |
| Sentiment | 92 | 3.4% | |
| Reddit Mentions | 16 | 59.0% | |
| X Mentions | 113 | 1,783.3% | |
| Stocktwits Mentions | 3K | 58.0% | |
| News Mentions | 0 | N/A | |
| Stocktwits Subscribers | 62K | 5.6% | |
| 4chan Mentions | 0 | N/A |
About Sellas Life Sciences Group (SLS)
SELLAS Life Sciences Group, Inc., an advanced-stage biopharmaceutical company, focuses on the development of new cancer immunotherapies for various indications of cancer in the United States. The company is headquartered in New York, New York.
| Price | $11.26 |
| Target Price | $387.74 |
| Volume | 63,420,177 |
| Market Cap | $2B |
| Year Range | $1 – $15 |
| Dividend Yield | 0% |
| PE Ratio | — |
| Analyst Rating | 38% buy |
| Industry | Biotechnology |
Latest Sellas Life Sciences Group News
View more →
SELLAS Life Sciences Group Inc. (SLS) Making Progress on Key Acute Myeloid Leukemia TreatmentApril 14 - Yahoo Entertainment |
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SELLAS Life Sciences to Present Preclinical Data Highlighting Potent Activity of SLS009 in AML at the 2026 AACR ConferenceMarch 17 - GlobeNewswire |
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SELLAS Life Sciences Announces Enrollment of First Patient in Newly Diagnosed First-Line AML Trial of SLS009March 12 - GlobeNewswire |
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A Look At SELLAS Life Sciences Group (SLS) Valuation After New IMPACT AML Clinical Study AgreementJanuary 14 - Yahoo |
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SELLAS Life Sciences Enters Agreement with IMPACT-AML to Expand SLS009 Clinical Program into EuropeJanuary 13 - Yahoo |
See Sellas Life Sciences Group’s complete price and AI Score history
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Get Started for FREESellas Life Sciences Group Earnings & Financial Performance
View all earnings →Sellas Life Sciences Group Insider Trading Activity
View all →| Kalin Katherine Bach filed to sell 104,400 shares at $0.0. Nov 19 '25 |
| VAN NOSTRAND ROBERT L filed to sell 20,400 shares at $0.0. Jun 12 '25 |
| Wasman Jane filed to sell 30,400 shares at $0.0. May 30 '25 |
| Kalin Katherine Bach filed to sell 41,000 shares at $0.0. May 22 '25 |
| WOOD BARBARA A filed to sell 56,344 shares at $0.0. Dec 5 '22 |
Sellas Life Sciences Group Congress Trading
View all →| Politician | Filing Date | Type | Size |
|---|---|---|---|
| No congress trades on file. | |||
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Explore Sellas Life Sciences Group Data
Frequently Asked Questions: Sellas Life Sciences Group (SLS)
Sellas Life Sciences Group has an AltIndex AI Score of 57/100 (Hold). The score reflects mixed alternative data signals. All investments carry risk.
57/100. The AI Score combines 25+ alternative data signals including job postings, employee sentiment, social media, web traffic, and financials. Scores above 60 = buy, 40–59 = hold, below 40 = sell. Updated daily.
Currently, the price of one share of Sellas Life Sciences Group (SLS) stock is $11.26 with a market cap of $2B.
As of today, Sellas Life Sciences Group’s PE (Price to Earnings) ratio is —.
View the latest Sellas Life Sciences Group insider transactions to see recent buying and selling activity by company executives and directors.
Check the Sellas Life Sciences Group congress trading page for the latest disclosed trades by U.S. senators and representatives.
AltIndex tracks 25+ signals including job postings, web traffic, employee sentiment, Reddit mentions, Stocktwits activity, insider transactions, congressional trades, Google Trends, app downloads, and more.
The SLS stock price chart above shows Sellas Life Sciences Group’s performance over time alongside its AI Score. Investors can identify patterns, trends, and potential support or resistance levels. View the full Sellas Life Sciences Group technical analysis for RSI, moving averages, and more.
See the stocks similar to Sellas Life Sciences Group section on this page for companies in the same industry ranked by market cap and AI Score.
