How much did CERS move each index today?
ARKK: CERS moved +0.88% and contributed +0.00 points of the index's +2.02-point move (0% of it), ranking #31 of 39 members by contribution to the move.
CERS closed the 2026-10-09 session at 2.30; that day's move sits in the 62th percentile of its own past year. The stock is 29.9% below its 52-week closing high and +11.7% for the year so far.
CERS in the ARKK beyond today
| window | CERS return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | +0.88% | +0.00 pts | −0.21 pts | #22 of 41 |
| 1 month | −6.50% | −0.01 pts | +6.56 pts | #29 of 41 |
| quarter to date | −3.36% | −0.01 pts | +0.52 pts | #27 of 41 |
| year to date | +11.65% | +0.05 pts | +12.70 pts | #28 of 41 |
Who moved with and against CERS today?
On CERS's side of the ARKK tape: CRSP (+0.20 pts), CRCL (+0.18 pts), TSLA (+0.18 pts). Pulling the other way: CBRS (−0.05 pts), AMD (−0.04 pts), NVDA (−0.01 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/CERS, free to cite with attribution.