Frequently asked
What does the Surging Sparks · Double Rare · Composite track?
15 Surging Sparks Double Rare cards graded PSA 7 to PSA 10, weighted by market cap. It started at 100.00 on 2026-09-07 and stands at 92.36.
How has the Surging Sparks · Double Rare · Composite moved?
It is down 14.8% over the past month and down 7.6% year to date.
Which cards carry the most weight in the Surging Sparks · Double Rare · Composite?
Pikachu ex (PSA 9) at 44.4%, Pikachu ex (PSA 10) at 34.0% and Pikachu ex (PSA 8) at 9.3% of the index.
How is the Surging Sparks · Double Rare · Composite calculated?
The level is the constituents' combined market cap (fair value times graded population) divided by a divisor, with each card's weight dampened by the confidence of its fair value. The index rebalances weekly and the divisor absorbs every membership and population change, so only prices move the level. Values are recomputed daily from graded sales.