How much did JBIO move each index today?
XBI: JBIO moved −1.19% and contributed −0.01 points of the index's −1.45-point move (0% of it), ranking #75 of 147 members by contribution to the move.
JBIO closed the 2026-08-25 session at 21.84; that day's move sits in the 71th percentile of its own past year. The stock is 18.7% below its 52-week closing high and +41.5% for the year so far.
JBIO in the XBI beyond today
| window | JBIO return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −7.26% | −0.04 pts | +9.00 pts | #137 of 147 |
| 1 month | +9.47% | +0.04 pts | +18.53 pts | #92 of 147 |
| quarter to date | −1.71% | −0.03 pts | +10.87 pts | #100 of 147 |
| year to date | +41.54% | +0.13 pts | +47.19 pts | #86 of 147 |
Who moved with and against JBIO today?
On JBIO's side of the XBI tape: MRNA (−0.32 pts), SYRE (−0.29 pts), RLAY (−0.10 pts). Pulling the other way: ERAS (+0.13 pts), SMMT (+0.09 pts), SRRK (+0.09 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/JBIO, free to cite with attribution.