X0101 EFFECT 33 LIVE 2016-12-23 10:30:00

N-14

0000823483 OPPENHEIMER MAIN STREET FUNDS 333-214733 0000823483 OPPENHEIMER MAIN STREET FUNDS S000008827 Oppenheimer Main Street Fund C000024044 A 0000045147 OPPENHEIMER EQUITY FUND S000008467 OPPENHEIMER EQUITY FUND C000023201 A 0000823483 OPPENHEIMER MAIN STREET FUNDS S000008827 Oppenheimer Main Street Fund C000024045 B 0000045147 OPPENHEIMER EQUITY FUND S000008467 OPPENHEIMER EQUITY FUND C000023202 B 0000823483 OPPENHEIMER MAIN STREET FUNDS S000008827 Oppenheimer Main Street Fund C000024046 C 0000045147 OPPENHEIMER EQUITY FUND S000008467 OPPENHEIMER EQUITY FUND C000023203 C 0000823483 OPPENHEIMER MAIN STREET FUNDS S000008827 Oppenheimer Main Street Fund C000024047 R 0000045147 OPPENHEIMER EQUITY FUND S000008467 OPPENHEIMER EQUITY FUND C000023204 R 0000823483 OPPENHEIMER MAIN STREET FUNDS S000008827 Oppenheimer Main Street Fund C000024048 Y 0000045147 OPPENHEIMER EQUITY FUND S000008467 OPPENHEIMER EQUITY FUND C000023205 Y