Company:  OPPENHEIMER PORTFOLIO SER ...
Form Type:  497K
Filing Date:  4/25/2019 
CIK:  0001307792 
Address:  6803 SOUTH TUCSON WAY 
City, State, Zip:  CENTENNIAL, Colorado 80112-3924 
Telephone:  303-768-3200 
Fiscal Year:  01/31 
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  FORM 497K