Frequently asked
What does the Black Bolt · Holo · Composite track?
24 Black Bolt Holo cards graded PSA 7 to PSA 10, weighted by market cap. It started at 100.00 on 2026-05-15 and stands at 98.67.
How has the Black Bolt · Holo · Composite moved?
It is down 10.3% over the past month and down 1.3% year to date.
Which cards carry the most weight in the Black Bolt · Holo · Composite?
Zekrom ex (PSA 10) at 54.0%, Zekrom ex (PSA 9) at 13.4% and Kyurem ex (PSA 10) at 12.0% of the index.
How is the Black Bolt · Holo · 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.