How much did MPLT move each index today?
XBI: MPLT moved −4.55% and contributed −0.00 points of the index's −1.61-point move (0% of it), ranking #90 of 147 members by contribution to the move.
MPLT closed the 2026-08-25 session at 12.54; that day's move sits in the 97th percentile of its own past year. The stock is 68.5% below its 52-week closing high and −28.6% for the year so far.
MPLT in the XBI beyond today
| window | MPLT return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | +6.09% | +0.01 pts | +9.00 pts | #97 of 147 |
| 1 month | +26.60% | +0.02 pts | +18.53 pts | #99 of 147 |
| quarter to date | −65.01% | −0.44 pts | +10.87 pts | #146 of 147 |
| year to date | −28.61% | −0.31 pts | +47.19 pts | #138 of 147 |
Who moved with and against MPLT today?
On MPLT's side of the XBI tape: MRNA (−0.32 pts), SYRE (−0.28 pts), RLAY (−0.10 pts). Pulling the other way: ERAS (+0.11 pts), SMMT (+0.09 pts), SRRK (+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/MPLT, free to cite with attribution.