Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2021-09-30, Stock:NVO, The news for the past five days is as follows:
2021-09-23: nan
2021-09-24: NEWS1: Looking for a Growth Stock? 3 Reasons Why Novo Nordisk (NVO) is a Solid Choice.
2021-09-27: NEWS1: Novo Nordisk A/S – Share repurchase programme.
2021-09-28: NEWS1: PFE vs. NVO: Which Stock Is the Better Value Option?.NEWS2: Why Altimmune Stock Is Under Pressure Today.
2021-09-29: nan

Answer: Decrease