SLS
SELLAS Life Sciences Group, Inc · Healthcare · Biotechnology
$10.38
-14.71% today · -14.50% 1W
Oct 28 close or latest
After hours $10.38 0.00% ·
Best and worst times to own SLS in the past two years
Buying and selling at the close. Each colored stretch is the best or worst window for that holding period, green for a gain and red for a loss: longer holds are wider and darker underneath, shorter ones brighter on top. The grey line is the full two years. Letters mark events inside the windows (E earnings, A analyst, I insider, M mention spike, V volume spike, T theme move, N news). Hover a period above the chart to pick it out and see only its events; click it to hide or show it.
Best and worst window per holding period
| Best | Worst | |||||||
|---|---|---|---|---|---|---|---|---|
| Hold for | Buy | Sell | Gain | Rank | Buy | Sell | Gain | Rank |
| one single day | Jan 24, 2025 | Jan 27, 2025 | +39.6% | #3 | Jan 5, 2026 | Jan 6, 2026 | -18.0% | #31 |
| one week | Jun 22, 2026 | Jun 29, 2026 | +81.1% | #2 | Mar 23, 2026 | Mar 30, 2026 | -26.8% | #25 |
| one month | Dec 2, 2025 | Jan 2, 2026 | +212.9% | #1 | Nov 12, 2024 | Dec 12, 2024 | -36.3% | #27 |
| 3 months | Mar 30, 2026 | Jun 30, 2026 | +268.1% | #5 | Jun 30, 2025 | Sep 30, 2025 | -26.5% | #154 |
| 6 months | Nov 20, 2025 | May 20, 2026 | +514.4% | #4 | May 20, 2025 | Nov 20, 2025 | -24.7% | #174 |
| one year | Aug 21, 2025 | Aug 21, 2026 | +778.4% | #9 | Oct 28, 2024 | Jan 13, 2025 | -24.6% | #175 |
Rank #2 for the best one week means 1 of the S&P 500 components had a better best-one week gain over the past year; for the worst windows #1 is the deepest fall. Updated .
What happened in each window
Best one single day Jan 24, 2025 → Jan 27, 2025 +39.6% · 0 events
None recorded.
Best one week Jun 22, 2026 → Jun 29, 2026 +81.1% · 2 events
- M Mention spike 29 mentions vs 4.7/day the week before
- V Volume spike 3.6x average volume, +24.7% on the day
Best one month Dec 2, 2025 → Jan 2, 2026 +212.9% · 2 events
- V Volume spike 3.7x average volume, +16.7% on the day
- M Mention spike 21 mentions vs 1.6/day the week before
Best 3 months Mar 30, 2026 → Jun 30, 2026 +268.1% · 5 events
- M Mention spike 22 mentions vs 0.6/day the week before
- V Volume spike 6.8x average volume, +25.1% on the day
- V Volume spike 3.3x average volume, -15.7% on the day
- M Mention spike 29 mentions vs 4.7/day the week before
- V Volume spike 3.6x average volume, +24.7% on the day
Best 6 months Nov 20, 2025 → May 20, 2026 +514.4% · 9 events
- I Insider buy Katherine Bach Kalin (Director), $100,806
- V Volume spike 3.7x average volume, +16.7% on the day
- M Mention spike 21 mentions vs 1.6/day the week before
- M Mention spike 20 mentions vs 6.0/day the week before
- M Mention spike 20 mentions vs 2.1/day the week before
- E Earnings beat 4Q2025 · EPS +$0.01 vs consensus · -8.5% reaction
- V Volume spike 4.0x average volume, -8.5% on the day
- M Mention spike 22 mentions vs 0.6/day the week before
- V Volume spike 6.8x average volume, +25.1% on the day
Best one year Aug 21, 2025 → Aug 21, 2026 +778.4% · 16 events
- V Volume spike 5.7x average volume, -6.1% on the day
- E Earnings beat 3Q2025 · EPS +$0.02 vs consensus · -2.0% reaction
- I Insider buy Katherine Bach Kalin (Director), $100,806
- V Volume spike 3.7x average volume, +16.7% on the day
- M Mention spike 21 mentions vs 1.6/day the week before
- M Mention spike 20 mentions vs 6.0/day the week before
- M Mention spike 20 mentions vs 2.1/day the week before
- E Earnings beat 4Q2025 · EPS +$0.01 vs consensus · -8.5% reaction
- V Volume spike 4.0x average volume, -8.5% on the day
- M Mention spike 22 mentions vs 0.6/day the week before
- V Volume spike 6.8x average volume, +25.1% on the day
- V Volume spike 3.3x average volume, -15.7% on the day
- M Mention spike 29 mentions vs 4.7/day the week before
- V Volume spike 3.6x average volume, +24.7% on the day
- E Earnings miss 2Q2026 · EPS −$0.01 vs consensus · +6.5% reaction
- M Mention spike 21 mentions vs 4.1/day the week before
Worst one single day Jan 5, 2026 → Jan 6, 2026 -18.0% · 0 events
None recorded.
Worst one week Mar 23, 2026 → Mar 30, 2026 -26.8% · 0 events
None recorded.
Worst one month Nov 12, 2024 → Dec 12, 2024 -36.3% · 1 event
- E Earnings beat EPS +$0.03 (+23.1%) vs consensus · +0.0% reaction
Worst 3 months Jun 30, 2025 → Sep 30, 2025 -26.5% · 2 events
- V Volume spike 3.0x average volume, -4.0% on the day
- E Earnings beat EPS +$0.01 vs consensus · -3.7% reaction
Worst 6 months May 20, 2025 → Nov 20, 2025 -24.7% · 5 events
- V Volume spike 6.0x average volume, -3.9% on the day
- V Volume spike 3.0x average volume, -4.0% on the day
- E Earnings beat EPS +$0.01 vs consensus · -3.7% reaction
- V Volume spike 5.7x average volume, -6.1% on the day
- E Earnings beat 3Q2025 · EPS +$0.02 vs consensus · -2.0% reaction
Worst one year Oct 28, 2024 → Jan 13, 2025 -24.6% · 1 event
- E Earnings beat EPS +$0.03 (+23.1%) vs consensus · +0.0% reaction
From Wallsti's event record (Aftermath's events over the two years, plus the AI-read news catalysts, which only cover recent weeks). An event is no proof of cause: check the dates against the line.
Today vs. the best starting days
| As of | 1d | 1w | 1m | 3m | 6m | 1y |
|---|---|---|---|---|---|---|
| Today Oct 28, 2026 |
-14.7% | -14.5% | -10.4% | +2.9% | +112.7% | +419.0% |
| Best one single day Jan 24, 2025 |
+2.0% | -4.7% | +8.6% | -8.2% | -15.1% | +94.2% |
| Best one week Jun 22, 2026 |
+6.0% | +10.3% | +9.6% | +79.2% | +223.1% | +453.9% |
| Best one month Dec 2, 2025 |
-7.3% | -3.5% | -23.6% | -24.0% | -12.0% | +19.8% |
| Best 3 months Mar 30, 2026 |
-8.2% | -26.8% | -18.7% | +21.1% | +149.1% | +261.3% |
| Best 6 months Nov 20, 2025 |
-3.9% | 0.0% | -27.4% | -21.1% | -24.7% | +17.7% |
| Best one year Aug 21, 2025 |
-4.9% | +13.5% | -4.9% | +3.5% | +38.6% | +34.4% |
Trailing gains over each window, today and on the day each best window started, to compare today's setup with the best entries.