SPID4 replaces BOYA (0.11) in the TAG, so the TAG will rise by about 1/5 of the SPID4 delist. As of THURSDAY, SPID4 had done 217.72. adding 217,72/4 or 54.43 to the TAG, you get 64.98 with this weekend AND 7 more days to go. Current price is 61.22 so it is ARB.