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:2021-01-06, Stock:PFE, The news for the past five days is as follows:
2020-12-29: NEWS1: Gold Up, Amid Senate Delay on U.S. Stimulus Checks Increase Vote.NEWS2: Pfizer (PFE) Gains As Market Dips: What You Should Know.NEWS3: Novavax Starts a Phase 3 Trial for Its Covid Vaccine, While Arcturus Gets 5 Downgrades for Its Stock.NEWS4: European Union Set To Purchase 100M More Doses Of Pfizer COVID-19 Vaccine.NEWS5: Why Arcturus Therapeutics Stock Crumbled On Its Covid Vaccine Update.NEWS6: Top-Performing Biotech ETFs Amid the COVID-19 Crisis.NEWS7: Biden joins public health experts in expressing dismay as early days of COVID vaccine rollout in U.S. fall far short of expectations.NEWS8: Health experts slam delayed COVID vaccine rollout in U.S. as early effort falls far short of expectations.NEWS9: Germany says it needs third COVID vaccine to make inoculation universal.NEWS10: 'It’s really important to have lofty goals when we think about vaccinations': Doctor.NEWS11: Pfizer and BioNTech to supply additional 100 million COVID vaccine doses to EU in 2021.NEWS12: Pfizer and BioNTech to Supply the European Union with 100 Million Additional Doses of COMIRNATY®.NEWS13: Why Arcturus Therapeutics Stock Is Plunging Today.NEWS14: Arcturus Therapeutics shares slide 55% after COVID vaccine data are deemed ‘underwhelming’.NEWS15: Myovant (MYOV) Up on Collaboration With Pfizer for Relugolix.NEWS16: Mexico expects 100,000 Pfizer vaccines by early January.NEWS17: Pfizer (PFE) Lorbrena First-Line sNDA Gets FDA Priority Review.NEWS18: Ireland begins COVID-19 vaccinations with 79-year-old woman.NEWS19: Company News for Dec 29, 2020.NEWS20: EU is asked to approve extra dose from Pfizer vaccine vials.NEWS21: U.S. COVID-19 cases surpass 18 million, death toll tops 335,000.NEWS22: Three More Coronavirus Vaccines Expected by Early 2021.NEWS23: UK received 22 deliveries of Pfizer/BioNTech vaccine by Dec. 25, says PM's spokesman.NEWS24: Why New Coronavirus Strains Could Boost Pfizer and Moderna's Fortunes.NEWS25: Wall Street Opens at New Highs on Hopes for Stimulus Boost; Dow up 130 Pts.NEWS26: Dubai aims to inoculate 70% of population with Pfizer vaccine in 2021.NEWS27: Indonesia secures vaccine deals with Pfizer, AstraZeneca.NEWS28: China Is Struggling to Get the World to Trust Its Vaccines.NEWS29: Study says Britain must vaccinate two million a week to prevent a third COVID-19 wave.
2020-12-30: NEWS1: Oil Down, With Immediate COVID-19 Fears Overshadowing Vaccines Progress.NEWS2: Markets Close Higher on Penultimate Trading Day of 2020.NEWS3: EXPLAINER-How does AstraZeneca's vaccine compare with Pfizer-BioNTech?.NEWS4: Asian Stocks Up Over Vaccine and Global Economic Recovery Hopes for 2021.NEWS5: AstraZeneca Wins U.K. Authorization For Covid Vaccine; Shares Edge Higher.NEWS6: Column: Unsurprisingly, Trump's rollout of the COVID vaccine is an utter fiasco.NEWS7: Shots first, questions later: Britain's new COVID-19 vaccine rollout approach.NEWS8: Pfizer and Brazil regulator in talks to speed up emergency vaccine approval.NEWS9: Merck Had a Disappointing 2020. Why Its Strategy Could Pay Off in 2021..NEWS10: Astra’s Covid-19 Vaccine Won Approval, But How Good Is It?.NEWS11: New COVID-19 variant first found in UK arrives in U.S..NEWS12: Biotech Stock Roundup: REGN Provides COVID-19 Updates, MYOV Partners With PFE & More.NEWS13: EXPLAINER-How does AstraZeneca's vaccine compare with Pfizer-BioNTech?.NEWS14: Coca-Cola (KO) Could Post Strong 2021 Returns.NEWS15: Wall Street Stories That Hit Headlines in 2020.NEWS16: The 3 Safest Stocks to Buy With Your Stimulus Money.NEWS17: Clovis (CLVS) Seeks Permission for Clinical Study on Novel Drug.NEWS18: Why Is Everybody Talking About Novavax Stock?.NEWS19: UPDATE: Coronavirus tally: Global cases of COVID-19 top 82 million as U.K. authorizes third vaccine.NEWS20: Beyond Pfizer and Moderna: What Investors Need to Know About the Next COVID Vaccines in The Pipeline.NEWS21: Swiss canton says person died after COVID-19 shot, unclear if there is a link.NEWS22: UK Health Authorities Approve AstraZeneca/Oxford University Coronavirus Vaccine.NEWS23: California nurse tests positive over a week after receiving Pfizer COVID-19 vaccine- ABC.NEWS24: Czechs approve squeezing extra dose from Pfizer vaccine vials.NEWS25: Myovant Shares Soar on $4.2 Billion Development Collaboration with Pfizer; Target Price $42.NEWS26: Could Benjamin Netanyahu’s Likud Party Be His Achilles’ Heel?.NEWS27: Moderna Makes COVID-19 Vaccine Available To Board, Staff, And Contractors On Priority.NEWS28: Pfizer and BioNTech Supplying 100 Million Additional Doses of Coronavirus Vaccine to European Union.
2020-12-31: NEWS1: Why Pfizer is the Cheapest Coronavirus Vaccine Play.NEWS2: Moderna Stock Is More Than The Covid-19 Vaccine.NEWS3: Vaccine rollout ’is the largest, logistical challenge’ that the U.S. has faced in modern history: doctor.NEWS4: British family doctors criticise change of plan on vaccine boosters.NEWS5: A Few Reasons for Investor Optimism in the New Year.NEWS6: Pfizer: No Data to Show Single Vaccine Dose Protects Beyond 21 Days.NEWS7: Pfizer: Single Dose of Vaccine Doesn't Protect Beyond 21 Days.NEWS8: AstraZeneca (AZN) COVID-19 Vaccine Gets Authorization in UK.NEWS9: How to Stay Ahead of a Mutating Virus.NEWS10: Novavax Is Inching Closer, But Its Vaccine Better Be Special.
2021-01-04: NEWS1: AstraZeneca Pops On U.K. Plans As Covid Vaccine Nabs India Approval.NEWS2: Column: Pfizer, Moderna expect billions in profits from COVID vaccines. That's a scandal.NEWS3: Doctor on COVID-19 spike: 'We're preparing for a surge of more patients over the next four weeks'.NEWS4: Coronavirus update: Moderna raises vaccine production target; new virus strains cause concern.NEWS5: Why Ocugen Stock Is Crushing It Today.NEWS6: Why BioNTech Stock Is Jumping Today.NEWS7: Outlook for biotech companies in 2021.NEWS8: 3 Takeaways for Investors in mRNA Vaccine Stocks.NEWS9: Markets Pick Up in 2021 Right Where They Left Off.NEWS10: My Favorite Biotech Stock for 2021.NEWS11: 1 Green Flag and 1 Red Flag For Pfizer's and Moderna's Vaccine Rollouts.NEWS12: Vaccine Rollout: France Is Failing at What It’s Meant to Do Best.NEWS13: US FDA Accepts Regulatory Submission from Pfizer and OPKO for Review of Somatrogon to Treat Pediatric Patients with Growth Hormone Deficiency.NEWS14: German health ministry examines delaying second COVID-19 vaccine shot - document.NEWS15: Roll out of second vaccine a 'triumph of British science'- UK's Hancock.NEWS16: European Stock Futures Higher; Vaccine Rollout Eyed.
2021-01-05: NEWS1: Ambulances put on alert as Los Angeles hospitals swamped by COVID-19 patients.NEWS2: Pfizer (PFE) Outpaces Stock Market Gains: What You Should Know.NEWS3: Pfizer Launches First Major Rebranding in Over 70 Years.NEWS4: Peruvian minister raises 'controversy' over Pfizer vaccine liability clause.NEWS5: Coronavirus update: WHO and FDA differ on changes to COVID-19 vaccine dosing.NEWS6: New COVID-19 strains 'are making a difference': Doctor.NEWS7: 'We are in a race against time, and we have to get more people vaccinated': Fmr. WH COVID-19 Task Force Member.NEWS8: UK scientists question COVID-19 vaccine dosing delay.NEWS9: FDA Opposes Diluting Coronavirus Vaccine Doses From Moderna and Pfizer to Boost Supply.NEWS10: EU In Talks To Buy Up To 300M More Coronavirus Vaccine Doses From Pfizer-BioNTech.NEWS11: ‘Shortcuts right now’ with COVID-19 could lead to ‘far worse problems’ in the future: Doctor.NEWS12: EU seeks up to 100 mln more doses of Pfizer vaccine in new deal - sources.NEWS13: Pfizer Drops the Big Blue Pill to Highlight Shift in Strategy.NEWS14: Dutch caught off guard by Pfizer approval, unable to start vaccinations until Weds says PM.NEWS15: Here's What Investors Need to Know About COVID Vaccines and Allergic Reactions.NEWS16: EXPLAINER-How safe is it to switch and space COVID-19 vaccine doses?.NEWS17: Pfizer Invites Public to Listen to Two Webcasts of Pfizer Discussions at Healthcare Conference.NEWS18: EU Seeks Up to 300 Million More Pfizer-BioNTech Doses.NEWS19: Arcturus (ARCT) to Begin Phase II COVID-19 Vaccine Study.NEWS20: Why Is Europe Paying a Lot Less Than the U.S. for COVID Vaccines?.NEWS21: 2 Undervalued Stocks for 2021.NEWS22: Pfizer's (PFE) BLA for Somatrogon Gets FDA's Acceptance.NEWS23: Why Is Everyone Talking About Arcturus Therapeutics Stock?.NEWS24: Meet the 2021 Dogs of the Dow.NEWS25: Messing Around With Vaccine Doses Is a Gamble.NEWS26: A COVID-19 shot for $150? Online scams surge as slow vaccine rollout frustrates.NEWS27: Belgium to get half the Pfizer vaccine doses it ordered for January.NEWS28: FDA Warns Against Tinkering With Pfizer, Moderna Vaccine Regimens After White House Advisor's Comments.NEWS29: "Premature" to change authorized COVID-19 vaccines dosing, schedules, FDA says.

Answer: Decrease