Effective June 19, 2015 the Chicago Mercantile Exchange delisted S&P MidCap 400 futures, Nasdaq 100 Index Futures, and S&P SmallCap 600 Index Futures from CME Globex, CME ClearPort and the CME trading floor.
CSI issues affected:
#104 MD
#429 ND
#882 ND1
#455 ND2
#1221 SMP
Effective June 22, the CBOT delisted Dow Jones Industrial Average Index Futures ($10 multiplier) and companion options from the CBOT trading floor.
CSI issues affected:
#496 DJ
#596 DJ2
#805 DJ3