The Michael Jordan [Refractor] index is down 14.40% over this period, +1.40% in the last 7 days against -13.24% over 30. It sits 16.51% below the period high (257 on Sep 18) and 2.45% above the period low (Oct 8).
The period is negative but the last week has turned up — early signs of a floor.
Arithmetic over the index level series (7/30-day change, daily volatility, drawdown, distance from the period high and low). Not investment advice.
1996 Michael Jordan [Refractor] PSA 10Bowman's Best Shots · $11,112+172.13%
1997 Michael Jordan [Refractor] PSA 10Topps Chrome · $16,200+60.40%
1997 Michael Jordan [Refractor] PSA 10Bowman's Best · $12,600+60.27%
1997 Michael Jordan [Refractor] PSA 10Topps Finest · $5,000+39.99%
1997 Michael Jordan [Refractor] PSA 10Bowman's Best · $3,200+24.41%
2002 Michael Jordan [Refractor] PSA 10Topps Chrome Coast to Coast · $2,544+20.80%
1997 Michael Jordan [Refractor] PSA 10Finest · $2,800+7.22%
1997 Michael Jordan [Refractor] PSA 10Topps Finest · $2,800+7.22%
1997 Michael Jordan [Refractor] PSA 10Topps Chrome Season's Best · $2,750-64.57%
1997 Michael Jordan [Refractor] PSA 10Bowman's Best · $6,650-51.99%
2001 Michael Jordan [Refractor] PSA 10Topps Chrome · $4,242-43.59%
1996 Michael Jordan [Refractor] PSA 10Finest · $33,300-42.17%
1997 Michael Jordan [Refractor] PSA 10Topps Chrome Topps 40 · $3,694-14.79%
1997 Michael Jordan [Refractor] PSA 10Topps Rock Stars · $12,998-13.68%
1996 Michael Jordan [Refractor] PSA 10Stadium Club Class Acts · $3,360-10.40%
1998 Michael Jordan [Refractor] PSA 10Topps Roundball Royalty · $8,500-7.61%Value-weighted index, base 100 at the window start: the sum of the basket's observed values against the prior day's, chained daily, each card's move capped so one outlier can't dominate. Values come from real comparable sales resolved on Slabline card pages. The window deepens automatically as history accumulates. Long-run history reflects the 50 most-traded cards in this basket; the recent window covers all 64 tracked cards. Not investment advice.
Track them against this index — live values, a 0–1000 protection score, and a broker-ready insurance schedule. Free.