How much did RLAY move each index today?
XBI: RLAY moved −0.62% and contributed −0.01 points of the index's −2.31-point move (0% of it), ranking #78 of 154 members by contribution to the move.
RLAY closed the 2026-10-09 session at 17.88; that day's move sits in the 76th percentile of its own past year. The stock is 13.8% below its 52-week closing high and +111.3% for the year so far.
RLAY in the XBI beyond today
| window | RLAY return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −5.70% | −0.08 pts | −0.68 pts | #16 of 157 |
| 1 month | −5.35% | −0.09 pts | −3.07 pts | #49 of 157 |
| quarter to date | −0.94% | −0.02 pts | −3.93 pts | #70 of 157 |
| year to date | +111.35% | +0.67 pts | +31.82 pts | #29 of 157 |
Who moved with and against RLAY today?
On RLAY's side of the XBI tape: TWST (−0.18 pts), MRNA (−0.18 pts), RXRX (−0.09 pts). Pulling the other way: BIIB (+0.09 pts), REGN (+0.05 pts), BMRN (+0.04 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/RLAY, free to cite with attribution.