SELLAS Life Sciences Group, Inc. (SLS) Stock Price History
Historical prices from 2011 to 2026
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SLS Historical Performance
Short-Term Returns
SLS Stock Price Trajectory (2011–2026)
As of May 8, 2026, SELLAS Life Sciences Group, Inc. (SLS) trades at $4.93, representing a +188.3% return over the past year. The stock has delivered a -38.9% total return over five years (-9.4% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $718,500.00 on March 12, 2008. From this peak, SLS has corrected -100.0%, currently trading 63% above its 200-day moving average, indicating continued institutional support.
When compared to Healthcare sector peers IMVT (+96.1% 1Y), ADMA (-64.1% 1Y), and NKTR (+818.2% 1Y), SLS has underperformed the peer group average. Compare SLS vs IMVT →
SLS Historical Price Data (2025–2026)
Showing 30 of 3,650 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 5.07 | 5.11 | 4.88 | 4.93 | 4.08M | -4.27% |
| 2026-05-06 | 4.94 | 5.17 | 4.93 | 5.15 | 3.50M | +5.75% |
| 2026-05-05 | 5.05 | 5.05 | 4.83 | 4.87 | 2.82M | -2.99% |
| 2026-05-04 | 4.93 | 5.24 | 4.92 | 5.02 | 3.84M | +1.83% |
| 2026-05-01 | 4.95 | 5.03 | 4.88 | 4.93 | 2.60M | -0.40% |
| 2026-04-30 | 4.74 | 5.02 | 4.71 | 4.95 | 3.74M | +6.00% |
| 2026-04-29 | 4.88 | 4.92 | 4.66 | 4.67 | 3.41M | -4.30% |
| 2026-04-28 | 4.82 | 4.92 | 4.73 | 4.88 | 3.26M | 0.00% |
| 2026-04-27 | 4.74 | 5.02 | 4.63 | 4.88 | 6.46M | +9.42% |
| 2026-04-24 | 4.44 | 4.50 | 4.23 | 4.46 | 7.09M | -3.88% |
| 2026-04-23 | 4.75 | 4.82 | 4.61 | 4.64 | 4.04M | -2.93% |
| 2026-04-22 | 5.00 | 5.05 | 4.78 | 4.78 | 5.11M | -4.97% |
| 2026-04-21 | 5.04 | 5.11 | 4.88 | 5.03 | 4.24M | +0.80% |
| 2026-04-20 | 5.26 | 5.47 | 4.97 | 4.99 | 6.32M | -4.41% |
| 2026-04-17 | 5.11 | 5.24 | 4.85 | 5.22 | 5.81M | +5.88% |
| 2026-04-16 | 4.89 | 5.05 | 4.81 | 4.93 | 3.39M | +0.41% |
| 2026-04-15 | 4.89 | 4.95 | 4.82 | 4.91 | 2.63M | +1.03% |
| 2026-04-14 | 4.84 | 4.95 | 4.74 | 4.86 | 3.30M | +2.10% |
| 2026-04-13 | 4.75 | 4.84 | 4.53 | 4.76 | 3.96M | 0.00% |
| 2026-04-10 | 5.03 | 5.10 | 4.74 | 4.76 | 3.89M | -5.74% |
| 2026-04-09 | 4.83 | 5.18 | 4.79 | 5.05 | 5.46M | +3.91% |
| 2026-04-08 | 4.79 | 4.92 | 4.72 | 4.86 | 4.02M | +7.76% |
| 2026-04-07 | 4.44 | 4.61 | 4.35 | 4.51 | 3.01M | -0.44% |
| 2026-04-06 | 4.24 | 4.66 | 4.20 | 4.53 | 5.25M | +9.69% |
| 2026-04-02 | 4.06 | 4.20 | 4.02 | 4.13 | 4.79M | -1.90% |
| 2026-04-01 | 4.31 | 4.36 | 4.12 | 4.21 | 4.64M | -0.12% |
| 2026-03-31 | 4.09 | 4.31 | 4.08 | 4.21 | 7.71M | +5.24% |
| 2026-03-30 | 4.40 | 4.40 | 3.95 | 4.00 | 8.53M | -8.25% |
| 2026-03-27 | 4.84 | 4.84 | 4.32 | 4.37 | 10.10M | -11.82% |
| 2026-03-26 | 5.07 | 5.27 | 4.92 | 4.95 | 5.59M | -6.60% |
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Start ComparisonSLS — Frequently Asked Questions
Quick answers to the most common questions about buying SLS stock.
How has SLS stock performed recently?
SLS returned +188.3% over the past year, beating its 5-year annualized CAGR of -9.4%. The stock trades above its 200-day moving average, confirming the uptrend.
What is SLS's all-time high price?
SELLAS Life Sciences Group, Inc. reached $718500.00 on 2008-03-12. The 52-week high is $6.14. Current 1-year return of +188.3% places the stock closer to historical peaks.
Where can I download SLS historical price data?
This page provides SLS daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.