Stocks / PURR vs VRTX, MRNA, ENGN · /stock/PURR?vs=VRTX,MRNA,ENGN (was /compare/PURR,VRTX,MRNA,ENGN)
ENGN has the strongest read; PURR has the most behind it.
One lean bullish, one bearish. The difference is evidence and record: PURR’s read rests on 8,227 contracts but our 4h record on it is 14%; ENGN’s bucket hasn’t paid historically.
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02
Tape, 43 days, same axis
PURRVRTXMRNAENGNtape_history · hourly, daily close shown
| The read | Mildly bullish | Neutral | Neutral | Strongly bearish |
| −100 · 0 · +100 | ||||
| Composite | +23.1 | +3.1 | −5.9 | −83.3 |
| Evidence | 78 | 50 | 75 | 68 |
| Quality | 91 | 77 | 92 | 60 |
| Price | $11.30 | $502.70 | $194.91 | $1.75 |
| Contracts today | 8,227 | 2,094 | 52,509 | 3,311 |
| Calibration | hasn’t paid −0.74% · n=9,948 | neutral · +0.46% · n=12,762 | neutral · +1.15% · n=1,055 | hasn’t paid +0.10% · n=21,921 |
| 30d tape (ink) vs price (dashed) | ||||
| Our record here, 4h | 14% of 2,000 checked | 20% of 246 checked | 23% of 761 checked | 4% of 1,389 checked |
All values from the same rows as each stock page (stock_scores, tape_history, score_outcomes, tape calibration). Compare keeps the stock-page glyphs so nothing needs relearning.