How much did BBOT move each index today?
XBI: BBOT moved −3.22% and contributed −0.00 points against the index's +4.46-point move, offsetting 0% of it, ranking #136 of 154 members by contribution to the move.
BBOT closed the 2026-10-09 session at 3.31; that day's move sits in the 21th percentile of its own past year. The stock is 75.9% below its 52-week closing high and −73.6% for the year so far.
BBOT in the XBI beyond today
| window | BBOT return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −14.91% | −0.01 pts | −0.68 pts | #75 of 157 |
| 1 month | −40.04% | −0.02 pts | −3.07 pts | #96 of 157 |
| quarter to date | −19.27% | −0.01 pts | −3.93 pts | #92 of 157 |
| year to date | −73.56% | −0.11 pts | +31.82 pts | #115 of 157 |
Who moved with and against BBOT today?
On BBOT's side of the XBI tape: PRAX (−0.03 pts), MDGL (−0.02 pts), PURR (−0.02 pts). Pulling the other way: MRNA (+0.45 pts), IOVA (+0.23 pts), PCVX (+0.19 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/BBOT, free to cite with attribution.