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:2021-10-08, Stock:PFE, The news for the past five days is as follows:
2021-10-01: NEWS1: UPDATE 1-Heart inflammation rates higher after Moderna COVID-19 vaccine - Canada data.NEWS2: Merck’s COVID-19 pill is a 'huge game changer': Doctor.NEWS3: U.S. eyes Israeli military data for Pfizer COVID-19 booster safety.NEWS4: U.S. administers nearly 394 mln doses of COVID-19 vaccines - CDC.NEWS5: COVID SCIENCE-Delta increases COVID-19 risks for pregnant women; Pfizer/BioNTech vaccine antibodies gone by 7 months for many.NEWS6: UPDATE 2-FDA advisers to review COVID-19 shots for young kids, boosters this month.NEWS7: Vaccinations have mitigated rise of COVID-19 variants: COVID-19 National Task Force Chair.NEWS8: Pfizer loses legal battle with big implications for drug pricing.NEWS9: In today's low-rate world, Warren Buffett holds these stocks for the fat yields.NEWS10: UPDATE 1-Merck COVID-19 pill success slams Moderna shares, shakes up healthcare sector.NEWS11: Moderna and Novavax Stocks Are Tumbling Because Good News on a Covid Pill Is Bad News for Vaccines.NEWS12: Why a pill you take at home could change the direction of the pandemic.NEWS13: Why Pfizer, BioNTech, Novavax, and Vaxart Stocks Are Sinking Today.NEWS14: Pfizer loses lawsuit over U.S. limits on drug copay assistance.NEWS15: Merck seeks authorization for COVID pill, HHS clarifies HIPAA rights for COVID vaccine.NEWS16: COVID-19 vaccine makers fall as Merck's pill shines in trial.NEWS17: Pregnant women should ‘absolutely get vaccinated as soon as possible,’ doctor urges.NEWS18: 4 of the Best Stocks to Counter a Volatile October.NEWS19: Why Merck Stock Is Heating Up Today.NEWS20: The Zacks Analyst Blog Highlights: Pfizer, Novo Nordisk and Sanofi.NEWS21: Pharma Stock Roundup: MRK to Buy XLRN, ABBV Gets FDA Nod for Migraine Drug & More.NEWS22: How Big of an Opportunity Do Pfizer and BioNTech Have in Vaccinating Younger Kids?.NEWS23: History Says Expect a Strong Fourth Quarter. History Can Be Wrong..NEWS24: Moderna, BioNTech, Pfizer Fall on Merck Covid-19 Pill News.NEWS25: Malaysia approves Sinovac's COVID-19 vaccine for ages 12 to 17.
2021-10-04: NEWS1: U.S. COVID-19 deaths surpass 700K.NEWS2: Merck's new COVID-19 pill 'not a replacement for the vaccine': Doctor.NEWS3: Pfizer/BioNTech COVID-19 vaccine effectiveness drops after 6 months -study.NEWS4: Pfizer (PFE) Stock Moves -1.19%: What You Should Know.NEWS5: Why Merck's Covid Pill Is Shaking Vaccine Stocks Even As Boosters Launch.NEWS6: U.S. administers nearly 397 mln doses of COVID-19 vaccines - CDC.NEWS7: Will Pfizer (PFE) Beat Estimates Again in Its Next Earnings Report?.NEWS8: Is Pfizer (PFE) a Great Value Stock Right Now?.NEWS9: Trump: 'I got the Pfizer' vaccine.NEWS10: 3 Drugmakers in Focus After Merck's Positive COVID-19 Pill Data.NEWS11: UPDATE 3-EU regulator backs mRNA vaccine booster for people with weak immunity.NEWS12: Sweden to give 12-15 year olds Pfizer vaccine, rejects Moderna.NEWS13: EU says mRNA vaccine booster may be given to those with weak immunity.NEWS14: The Zacks Analyst Blog Highlights: Barings BDC, FirstEnergy, Pfizer and Redwood Trust.NEWS15: Yahoo Finance's interview with Donald Trump.NEWS16: After COVID-19, Could This Be the Next Billion-Dollar Vaccine Market?.NEWS17: BioNTech CEO reportedly says a different COVID vaccine may be needed by next year.
2021-10-05: NEWS1: 'If you’re not vaccinated, get vaccinated': Doctor.NEWS2: U.S. administers nearly 398 mln doses of COVID-19 vaccines - CDC.NEWS3: Tilray (TLRY) to Report Q1 Earnings: What's in the Cards?.NEWS4: Sarepta (SRPT) Begins Pivotal Study on DMD Gene Therapy.NEWS5: Glaxo (GSK) Eyes Nod for Triumeq Expanded Use in Pediatric HIV.NEWS6: Pfizer’s Covid Vaccine Loses Effectiveness Against Infection Over Time. What To Know..NEWS7: NIH Chief Francis Collins to resign, AstraZeneca seeks COVID treatment authorization.NEWS8: Johnson & Johnson Asks FDA to Authorize Covid-19 Booster.NEWS9: Which COVID-19 Pill Stock Is the Best Buy?.NEWS10: Johnson & Johnson Sends Booster Data to FDA. Here’s What Comes Next..NEWS11: This Growth Hormone Drug Could Be a Boost For Pfizer.NEWS12: 3 Safe Dividend Stocks to Buy Right Now.NEWS13: J&J Gains on Seeking FDA Nod for Covid Booster for Adults.
2021-10-06: NEWS1: Former FDA Commissioner Scott Gottlieb on the Covid Pill, Vaccines for Kids.NEWS2: U.S. administers over 398 mln doses of COVID-19 vaccines - CDC.NEWS3: COVID SCIENCE-Booster shot improves immune response of chemotherapy patients; post-COVID depression helped by widely used drugs.NEWS4: ‘We’re Going to Have to Do Business Differently’: Scott Gottlieb on the Path Forward for Covid.NEWS5: UPDATE 2-Pfizer study to vaccinate whole Brazilian town against COVID-19.NEWS6: Mixing & matching covid boosters ‘might be a great opportunity’: Doctor.NEWS7: Allowing people to mix COVID-19 vaccines could cut into Pfizer and Moderna’s revenue next year.NEWS8: Italy says mRNA COVID jab effectiveness stable after 7 months, but not for all.NEWS9: Moderna (MRNA) Gets EMA Authorization for SpikeVax Third Dose.NEWS10: Voyager Therapeutics Stock Had Been Beaten Down. Here’s Why It’s Soaring..NEWS11: Why Novavax Stock Plunged in September.NEWS12: Voyager Therapeutics Stock, a Beaten-Down Biotech, Soars on Pfizer License Deal.NEWS13: Voyager Therapeutics Stock Soars on Potential $630M Deal With Pfizer.NEWS14: A Lyme Disease Vaccine From Pfizer and Valneva Will Have to Avoid the Pitfalls of the Past.NEWS15: UPDATE 4-Sweden, Denmark pause Moderna COVID-19 vaccine for younger age groups.NEWS16: Voyager Therapeutics stock rockets after license option deal with Pfizer that could be valued at $630 million.NEWS17: Shares of Vaccine Makers Continue to Reel Under Merck’s Covid Drug Potential.NEWS18: Voyager Therapeutics Announces License Option Agreement with Pfizer for Next-Generation TRACERᵀᴹ AAV Capsids to Enable Neurologic and Cardiovascular Gene Therapy Programs.NEWS19: Merck May Beat Pfizer to the COVID Pill Market. Does It Matter?.NEWS20: Could Pfizer's COVID Pill Be Better Than Merck's?.NEWS21: Lyme Disease Vaccine From Pfizer and Valneva Could Win Where Rival Lost.
2021-10-07: NEWS1: Booster discussion 'a bit convoluted': Doctor.NEWS2: Top Analyst Reports for Pfizer, American Tower & Intuitive Surgical.NEWS3: 'Administrative hurdles' could delay pediatric vaccine distribution: Doctor.NEWS4: Vaccine Stocks Pop As Pfizer, BioNTech Seek OK To Vaccinate Young Children.NEWS5: U.S. administers nearly 400 mln doses of COVID-19 vaccines - CDC.NEWS6: Pfizer Asks FDA to Authorize Covid-19 Vaccine in Young Children.NEWS7: Cousins Properties' (CUZ) Heights Union Buyout Fails to Drive Stock.NEWS8: 'Vaccine mandates are proving to work’: Doctor on Covid-19.NEWS9: Pfizer, BioNTech Seek Approval For COVID-19 Vaccine In Kids Aged 5-11: Reuters.NEWS10: After Sweden, Denmark Now Finland Stops Use of Moderna COVID-19 Jab In Young People: Report.NEWS11: News that children could soon be eligible for Pfizer-BioNTech vaccine cheers parents, as Biden pushes vaccine requirements in Chicago.NEWS12: Hopes that children will soon be eligible for Pfizer and BioNTech vaccine cheer parents, and Biden pushes vaccine requirements in Chicago.NEWS13: Voyager (VYGR) Surges on Gene Therapy Deal With Pfizer.NEWS14: Pfizer and BioNTech Asked FDA to Authorize Vaccine for Children.NEWS15: Down 9.7% in 4 Weeks, Here's Why You Should You Buy the Dip in Pfizer (PFE).NEWS16: Top Ranked Income Stocks to Buy for October 7th.NEWS17: Pfizer, BioNTech file for FDA authorization for their COVID-19 vaccine in children.NEWS18: UPDATE 4-Pfizer, BioNTech seek U.S. COVID-19 vaccine clearance for children 5-11.NEWS19: Pfizer, BioNTech ask U.S. regulators to OK COVID-19 vaccine for kids.NEWS20: Long-Covid Concerns Help Fuel Biden Administration’s Broad Vaccine Booster Push.NEWS21: Pfizer Seeks FDA Emergency-Use Approval for Covid Vaccine for Kids 5 to 11.NEWS22: What Do Mix-and-Match Doses Mean for Vaccine Stocks?.NEWS23: 3 Robinhood Dividend Stocks to Buy in October.NEWS24: Pfizer Gains as it Seeks FDA’s Emergency Nod for Child Covid Shot.NEWS25: Premarket Movers Thursday - Twitter, Levi Strauss, Pfizer, Costco, Disney.NEWS26: UPDATE 2-Finland joins Sweden and Denmark in limiting Moderna COVID-19 vaccine.NEWS27: UPDATE 4-Moderna plans African vaccine plant as drugmakers urged to help poorest.

Answer: Decrease