Hi Travis,
Create a boolean like below as,
=if(lead_ism=bps_ism and bps_ism=bps_ism2 and bps_ism2=lead_ism) then 1 else 0
After this filter the boolean with 1
then you may get only lead_ism which is same as bps_ism andbps_ism2.
Try this and convey.
Regards,
Ragoth.C