$MREO: JPMorgan downgrades Mereo BioPharma to Underweight — here’s how the stock has moved around recent analyst actions
How MREO has reacted before
| Report | Next-day move |
|---|---|
| Aug 18, 2026 | +1.7% |
| Dec 30, 2025 | +29.8% |
| Dec 29, 2025 | -87.6% |
| Jul 10, 2025 | -42.5% |
Median absolute move 36.1% · higher 2 of 4 · n=4
The call
- Firm: JPMorgan
- Action: Downgrades
- Rating: Underweight
How $MREO moves around analyst actions
| Date | Session move |
|---|---|
| Aug 18, 2026 | +1.7% |
| Dec 30, 2025 | +29.8% |
| Dec 29, 2025 | -87.6% |
| Jul 10, 2025 | -42.5% |
Base rate from these 4 precedents:
- Median absolute move: 36.1%
- Higher: 2 of 4
- Biggest up day: +29.8%
- Biggest down day: -87.6%