How much did RCUS move each index today?
XBI: RCUS moved +2.39% and contributed +0.02 points of the index's +4.46-point move (0% of it), ranking #57 of 154 members by contribution to the move.
RCUS closed the 2026-10-09 session at 24.40; that day's move sits in the 75th percentile of its own past year. The stock is 22.7% below its 52-week closing high and +2.4% for the year so far.
RCUS in the XBI beyond today
| window | RCUS return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −0.16% | +0.00 pts | −0.68 pts | #89 of 157 |
| 1 month | −6.69% | −0.09 pts | −3.07 pts | #50 of 157 |
| quarter to date | −5.54% | −0.04 pts | −3.93 pts | #53 of 157 |
| year to date | +2.39% | +0.05 pts | +31.82 pts | #69 of 157 |
Who moved with and against RCUS today?
On RCUS's side of the XBI tape: MRNA (+0.45 pts), IOVA (+0.23 pts), PCVX (+0.19 pts). Pulling the other way: PRAX (−0.03 pts), MDGL (−0.02 pts), PURR (−0.02 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/RCUS, free to cite with attribution.