How much did IMNM move each index today?
XBI: IMNM moved +1.24% and contributed +0.01 points of the index's +4.46-point move (0% of it), ranking #79 of 154 members by contribution to the move.
IMNM closed the 2026-10-09 session at 19.55; that day's move sits in the 67th percentile of its own past year. The stock is 34.5% below its 52-week closing high and −9.0% for the year so far.
IMNM in the XBI beyond today
| window | IMNM return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −6.46% | −0.04 pts | −0.68 pts | #31 of 157 |
| 1 month | −21.71% | −0.24 pts | −3.07 pts | #22 of 157 |
| quarter to date | −9.11% | −0.06 pts | −3.93 pts | #34 of 157 |
| year to date | −8.99% | −0.13 pts | +31.82 pts | #120 of 157 |
Who moved with and against IMNM today?
On IMNM's side of the XBI tape: MRNA (+0.45 pts), IOVA (+0.23 pts), PCVX (+0.19 pts). Pulling the other way: PRAX (−0.03 pts), MDGL (−0.02 pts), PURR (−0.02 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/IMNM, free to cite with attribution.