How much did SLS move each index today?
XBI: SLS moved −1.64% and contributed −0.03 points against the index's +4.95-point move, offsetting 1% of it, ranking #146 of 147 members by contribution to the move.
SLS closed the 2026-08-25 session at 14.09; that day's move sits in the 35th percentile of its own past year. The stock is 8.9% below its 52-week closing high and +273.7% for the year so far.
SLS in the XBI beyond today
| window | SLS return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | +7.56% | +0.14 pts | +9.00 pts | #15 of 147 |
| 1 month | +30.04% | +0.49 pts | +18.53 pts | #7 of 147 |
| quarter to date | −4.54% | −0.43 pts | +10.87 pts | #145 of 147 |
| year to date | +273.74% | +1.41 pts | +47.19 pts | #6 of 147 |
Who moved with and against SLS today?
On SLS's side of the XBI tape: PTGX (−0.06 pts), PCVX (−0.03 pts), TGTX (−0.02 pts). Pulling the other way: MRNA (+0.60 pts), TWST (+0.23 pts), BEAM (+0.13 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/SLS, free to cite with attribution.