How much did CLDX move each index today?
XBI: CLDX moved −2.60% and contributed −0.03 points of the index's −1.29-point move (3% of it), ranking #13 of 147 members by contribution to the move.
CLDX closed the 2026-08-25 session at 41.22; that day's move sits in the 71th percentile of its own past year. The stock is 8.1% below its 52-week closing high and +51.8% for the year so far.
CLDX in the XBI beyond today
| window | CLDX return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −1.36% | −0.02 pts | +9.00 pts | #125 of 147 |
| 1 month | +15.62% | +0.16 pts | +18.53 pts | #46 of 147 |
| quarter to date | +10.78% | +0.09 pts | +10.87 pts | #56 of 147 |
| year to date | +51.77% | +0.45 pts | +47.19 pts | #44 of 147 |
Who moved with and against CLDX today?
On CLDX's side of the XBI tape: MRNA (−0.33 pts), SYRE (−0.29 pts), RLAY (−0.10 pts). Pulling the other way: ERAS (+0.17 pts), SMMT (+0.10 pts), BHVN (+0.10 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/CLDX, free to cite with attribution.