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:2021-04-07, Stock:NVS, The news for the past five days is as follows:
2021-03-30: NEWS1: Novartis Beefs Up Radioligand Portfolio With iTheranostics Deal.NEWS2: Novartis (NVS) Gets EC Nod For Kesimpta in Relapsing Forms of MS.NEWS3: The Daily Biotech Pulse: Wave Life Sciences Pulls Plug On 2 Assets, Amarin's Vascepa Snags European Approval, Biocept Jumps On Earnings.NEWS4: RPT-UPDATE 1-Roche, Novartis approvals in Europe signal more head-to-head competition.NEWS5: UPDATE 1-Roche, Novartis approvals in Europe signal more head-to-head competition.NEWS6: Novartis expands targeted radioligand therapy pipeline with in-license for compounds targeting Fibroblast Activation Protein (FAP).
2021-03-31: nan
2021-04-01: nan
2021-04-05: nan
2021-04-06: nan

Answer: Decrease