How much did RBLX move each index today?
ARKK: RBLX moved +0.09% and contributed +0.00 points against the index's −0.28-point move, offsetting 0% of it, ranking #21 of 42 members by contribution to the move.
RBLX closed the 2026-08-25 session at 39.12; that day's move sits in the 67th percentile of its own past year. The stock is 72.4% below its 52-week closing high and −51.7% for the year so far.
RBLX in the ARKK beyond today
| window | RBLX return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | +3.85% | +0.00 pts | +7.28 pts | #30 of 43 |
| 1 month | −19.21% | −0.01 pts | +13.90 pts | #38 of 43 |
| quarter to date | −28.06% | −0.01 pts | +5.61 pts | #29 of 43 |
| year to date | −51.72% | −0.02 pts | +9.51 pts | #30 of 43 |
Who moved with and against RBLX today?
On RBLX's side of the ARKK tape: XE (+0.06 pts), AMD (+0.04 pts), BWXT (+0.03 pts). Pulling the other way: CRSP (−0.11 pts), COIN (−0.08 pts), BEAM (−0.06 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/RBLX, free to cite with attribution.