How much did PURR move each index today?
XBI: PURR moved −4.00% and contributed −0.04 points of the index's −1.30-point move (3% of it), ranking #11 of 147 members by contribution to the move.
PURR closed the 2026-08-25 session at 11.87; that day's move sits in the 94th percentile of its own past year. The stock is at its 52-week closing high and +233.4% for the year so far.
PURR in the XBI beyond today
| window | PURR return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | +64.86% | +0.42 pts | +9.00 pts | #3 of 147 |
| 1 month | +87.22% | +0.51 pts | +18.53 pts | #6 of 147 |
| quarter to date | +50.83% | +0.51 pts | +10.87 pts | #6 of 147 |
| year to date | +233.43% | +0.94 pts | +47.19 pts | #21 of 147 |
Who moved with and against PURR today?
On PURR's side of the XBI tape: MRNA (−0.33 pts), SYRE (−0.29 pts), RLAY (−0.10 pts). Pulling the other way: ERAS (+0.17 pts), SMMT (+0.10 pts), BHVN (+0.10 pts).
Every member's contribution, top to bottom, is on the index dashboards; the day's story is in the market-close note. Machine-readable figures for this stock: /api/stock/PURR, free to cite with attribution.