How much did ACHV move each index today?
XBI: ACHV moved +1.22% and contributed +0.00 points against the index's −0.71-point move, offsetting 0% of it, ranking #92 of 145 members by contribution to the move.
ACHV closed the 2026-08-26 session at 8.27; that day's move sits in the 58th percentile of its own past year. The stock is 3.0% below its 52-week closing high and +66.4% for the year so far.
ACHV in the XBI beyond today
| window | ACHV return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −3.05% | −0.01 pts | −1.16 pts | #72 of 147 |
| 1 month | +33.82% | +0.04 pts | +18.61 pts | #84 of 147 |
| quarter to date | +26.65% | +0.04 pts | +10.14 pts | #73 of 147 |
| year to date | +66.40% | +0.07 pts | +46.46 pts | #99 of 147 |
Who moved with and against ACHV today?
On ACHV's side of the XBI tape: ERAS (+0.11 pts), BHVN (+0.09 pts), SMMT (+0.07 pts). Pulling the other way: MRNA (−0.24 pts), SYRE (−0.24 pts), RLAY (−0.08 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/ACHV, free to cite with attribution.