How much did SRPT move each index today?
XBI: SRPT moved +2.85% and contributed +0.04 points against the index's −0.70-point move, offsetting 5% of it, ranking #137 of 147 members by contribution to the move.
SRPT closed the 2026-08-25 session at 18.92; that day's move sits in the 88th percentile of its own past year. The stock is 22.6% below its 52-week closing high and −12.1% for the year so far.
SRPT in the XBI beyond today
| window | SRPT return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | +4.99% | +0.07 pts | +9.00 pts | #40 of 147 |
| 1 month | +19.07% | +0.22 pts | +18.53 pts | #30 of 147 |
| quarter to date | +5.29% | +0.11 pts | +10.87 pts | #50 of 147 |
| year to date | −12.08% | −0.47 pts | +47.19 pts | #141 of 147 |
Who moved with and against SRPT today?
On SRPT's side of the XBI tape: ERAS (+0.16 pts), BHVN (+0.15 pts), SMMT (+0.09 pts). Pulling the other way: SYRE (−0.28 pts), MRNA (−0.27 pts), RLAY (−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/SRPT, free to cite with attribution.