MEXA • NASDAQ • SLN
US equities · completed weekly research
🇺🇸 NASDAQ · Healthcare · Biotechnology
SLN beta and relative strength
Silence Therapeutics PLC
SLN is strengthening above benchmark with market-like sensitivity to QQQ.
Directional participation
SLN in rising and falling QQQ weeks
These percentages count what actually happened in completed weeks. They describe historical participation, not certainty about the next move.
The stock sometimes follows the benchmark, but neither direction has been consistently dependable.
65% of directional weeks moved the same way.SLN also rose in 66% of 29 rising benchmark weeks.
SLN also fell in 61% of 23 falling benchmark weeks.
-0.5% over 13 weeks21.8% volatility
After 16 earlier matches by direction and movement level, often separates from the benchmark.
Joined rising weeks42%
Joined falling weeks25%
Benchmark fit
SLN sensitivity to QQQ
The benchmark relationship is weak and explains 4% of weekly movement over the latest year. Current beta is 1.01 and is falling.
A wider range means the beta estimate is less precise.
How consistently rolling beta has held its level and direction.
The weekly regression intercept annualised; it is historical, not expected return.
Annualised volatility of returns above or below the benchmark.
-10.8 point change in movement explained across two distinct 26-week windows.
Weaker benchmark fitStronger benchmark fitLower sensitivityHigher sensitivity
The benchmark fit is too weak for the headline beta to be treated as a dependable description on its own.
If QQQ rises 1%+2.26%historically associated SLN move
If QQQ falls 1%+2.22%historically associated SLN move
Movement explained4%
Stability36%
Directional agreement65%
Rolling beta
26-week estimates show whether market sensitivity is rising or falling.
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Rolling betaMarket-like beta 1.00
Rolling relationship strength
Correlation shows direction; explained movement shows how useful the relationship has been.
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CorrelationMovement explained
PeriodBetaCorrelationMovement explainedAlphaExcess returnTracking error
6 months0.5111%1%+229.8%+148.1%103.1%
1 year1.0120%4%+108.5%+122.8%92.4%
2 years0.8819%4%+16.0%-68.1%92.7%
3 years0.7818%3%+29.9%-55.1%84.6%
5 years0.7219%4%+10.3%-138.6%79.7%
Relative strength
SLN relative strength against QQQ
The score compares the stock/benchmark ratio with its trailing 52-week average. Above zero means the ratio is above trend; direction shows whether that advantage is building or fading.
Relative-strength trend
Current score 73.77 · 13-week change +86.32
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Relative strengthZero baseline
Stock, benchmark and worthwhile peers
Each path starts at 100. Sector and industry appear only when their Market Structure indexes have enough constituents.
Move across the chart to inspect a completed week.
versus sector over 13 weeks · 948 constituents · 51% correlation
versus industry over 13 weeks · 529 constituents · 51% correlation
26% of weekly movement explained by the sector over one year.
26% of weekly movement explained by the industry over one year.
Return components
13-week and 52-week returns relative to QQQ
This is a return bridge, not a claim of cause. It starts with the benchmark return, then shows the difference added at sector, industry and ticker level.
Broad market-0.5%
Sector difference+7.9%
Industry difference-2.5%
Ticker difference+109.2%
The largest source of relative strength was the ticker difference. SLN returned 114.0%; QQQ returned -0.5%.
Broad market+25.2%
Sector difference-15.5%
Industry difference+8.1%
Ticker difference+130.3%
The largest source of relative strength was the ticker difference. SLN returned 148.0%; QQQ returned 25.2%.
Market conditions
SLN in rising and falling benchmark weeks
Upside beta is higher than downside beta, a historically favourable split.
ConditionWeeksSLN averageQQQ averageBetaBeat benchmark
Benchmark up29+4.80%+2.29%2.2666%
Benchmark down23-0.28%-1.84%-2.2248%
Strongest benchmark weeks10+12.02%+4.05%0.0580%
Weakest benchmark weeks10+0.01%-3.12%-9.0940%
Quieter benchmark weeks26+0.42%+0.23%-1.8258%
Historical extremes
Strongest and weakest 13-week relative periods
Distinct 13-week windows prevent one long move from filling the list with overlapping dates.
Strongest relative periods
SLN 168.1% · QQQ 23.0%
The return pattern shows that the industry added to the move, and the ticker moved beyond its peer backdrop.SLN 150.6% · QQQ 22.1%
The return pattern shows that the industry added to the move, and the ticker moved beyond its peer backdrop.SLN 124.9% · QQQ 3.2%
The return pattern shows that the sector moved the same way, and the ticker moved beyond its peer backdrop.Weakest relative periods
SLN -59.3% · QQQ 20.7%
The return pattern shows that the sector moved the same way, and the industry added to the move, and the ticker moved beyond its peer backdrop.SLN -65.5% · QQQ 11.8%
The return pattern shows that the sector moved the same way, and the industry added to the move, and the ticker moved beyond its peer backdrop.SLN -57.1% · QQQ -10.3%
The return pattern shows that the sector moved the same way, and the industry added to the move, and the ticker moved beyond its peer backdrop.Pressure and timing
Drawdowns and lead/lag relationship
The strongest link is in the same week. Lead/lag evidence is treated as secondary because timing relationships can change quickly.
Drawdown from each rolling high
Worst available drawdown: SLN -90.0% · QQQ -35.1%
Move across the chart to inspect a completed week.
SLN drawdownQQQ drawdown
8%
-5%
18%
15%
4%
Observable signals
Signals that would confirm or change the reading
These are conditions to monitor, not price targets or forecasts.
A fall through zero would show that the stock/benchmark ratio has moved below its trailing one-year average.
Upside beta is higher than downside beta. The favourable split remains intact while that gap stays positive.
Rising beta means broad-market moves are carrying more weight; falling beta means ticker-specific forces are carrying more weight.
Strength shared by the peer group is broader; strength confined to the ticker is more company-specific and usually less stable.
Method and limits
Data and interpretation limits
- Data
- Completed weekly observations from 2020-09-18 to 2026-08-21 · 310 aligned weeks.
- Current reading
- 52 weeks; rolling charts use 26 weeks.
- Relative strength
- Stock/benchmark ratio compared with its trailing 52-week average.
- Peer evidence
- At least 10 sector constituents and 5 industry constituents. Thin groups are excluded.
- Boundary
- Historical relationship analysis, not a forecast or a statement of cause. Historical relationships can break without warning.