How much did VKTX move each index today?
XBI: VKTX moved +2.81% and contributed +0.04 points of the index's +4.46-point move (1% of it), ranking #33 of 154 members by contribution to the move.
VKTX closed the 2026-10-09 session at 28.51; that day's move sits in the 81th percentile of its own past year. The stock is 32.3% below its 52-week closing high and −19.0% for the year so far.
VKTX in the XBI beyond today
| window | VKTX return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −4.78% | −0.08 pts | −0.68 pts | #17 of 157 |
| 1 month | −11.27% | −0.56 pts | −3.07 pts | #4 of 157 |
| quarter to date | −12.55% | −0.21 pts | −3.93 pts | #6 of 157 |
| year to date | −18.96% | −0.42 pts | +31.82 pts | #142 of 157 |
Who moved with and against VKTX today?
On VKTX'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/VKTX, free to cite with attribution.