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:2021-10-05, Stock:PFE, The news for the past five days is as follows:
2021-09-28: NEWS1: Barring new variant 'we're close' to return to normal: Doctor.NEWS2: Is there an economic argument for COVID-19 boosters?.NEWS3: Pfizer’s Covid-19 Vaccine for Kids May Not Be FDA Authorized Before November.NEWS4: White House says 400,000 people so far got boosters at pharmacies.NEWS5: Why Pfizer, BioNTech, Moderna, and Novavax Stocks Are Falling Today.NEWS6: PFE vs. NVO: Which Stock Is the Better Value Option?.NEWS7: Has Pfizer (PFE) Outpaced Other Medical Stocks This Year?.NEWS8: Pfizer (PFE) Begins COVID Prevention, mRNA Flu Vaccine Studies.NEWS9: Hopes rise that Pfizer  COVID-19 vaccine will be authorized for use in children aged 5 to 11 by late October, and Russia suffers worst one-day death toll.NEWS10: Pfizer Inc. (PFE): Hedge Funds Are Nibbling.NEWS11: ViiV In-Licenses Third-Gen HIV Targeting Compound From Shionogi.NEWS12: GSK, Pfizer Backed Long-Acting HIV Med Under FDA Priority Review As Preventative Option.NEWS13: CDC 'starting to see mix-and-match data' for COVID-19 vaccines: Director.NEWS14: A Vaccine for Kids Is Closer as Pfizer Sends Trial Data to FDA.NEWS15: Yahoo Finance Presents: CDC Director Dr. Rochelle Walensky.NEWS16: Ziopharm Shares Are Trading Lower After Slashing Workforce By Over 50%.NEWS17: Valneva, Pfizer's Phase 2 Data Suggests Booster Strategy For Lyme Disease Vaccine Candidate.NEWS18: UPDATE 4-Pfizer submits data for COVID-19 vaccine use in younger kids.NEWS19: CORRECTED-FOCUS-COVID-19 pill developers aim to top Merck, Pfizer efforts.NEWS20: Pfizer and BioNTech submit initial data to FDA from trial of COVID-19 vaccine in children aged 5 to 12.NEWS21: Pfizer and BioNTech Submit Initial Data to U.S. FDA From Pivotal Trial of COVID-19 Vaccine in Children 5 to <12 Years of Age.NEWS22: FDA grants Priority Review to ViiV Healthcare’s New Drug Application for cabotegravir long-acting for prevention of HIV.NEWS23: Jim Cramer on Ford, Pfizer, Federal Reserve, Tech Rotation, Aurora: Video.NEWS24: Pfizer Submits COVID Vaccine Trial Data On Young Children To FDA, Plans EUA Request Soon.NEWS25: 3 COVID Stocks Ready to Take On the Delta Variant.
2021-09-29: NEWS1: CORRECTED (OFFICIAL)-U.S. administers nearly 392 mln doses of COVID-19 vaccines - CDC.NEWS2: Beyond the science, experts say there could be an economic case for giving out COVID-19 booster shots.NEWS3: Rebuffed by Bolsonaro, Brazil medical institute to sell vaccines abroad.NEWS4: Why AstraZeneca And Pfizer Shares Are Moving Today.NEWS5: United Airlines (UAL) to Sack Workers on Vaccine Refusal Grounds.NEWS6: FDA Leans Toward Authorizing Moderna Booster at a Half Dose.NEWS7: Pfizer (PFE) Submits COVID-19 Vaccine Data on Children to FDA.NEWS8: Pfizer FDA authorization for kids vaccine delayed, Evergrande’s $1.5 billion stake sell-off, Ozy Media opens investigation.NEWS9: Beyond the science, some experts say there’s an economic case for giving out COVID-19 booster shots.NEWS10: Pfizer Says Its Pneumococcal and Flu Vaccines Work Just as Well Given Together.NEWS11: Sanofi (SNY) Ends mRNA COVID Vaccine Bid Despite Positive Data.NEWS12: Lilly's (LLY) Erbitux Gets FDA Nod for Expanded Use in CRC.NEWS13: Pfizer says administering pneumococcal and flu shots at the same time is safe and effective.NEWS14: ViiV Healthcare's Dovato Combo Regime Shows Encouraging Long Term Data In HIV Patients.NEWS15: Merck Says Its Covid-19  Antiviral Pill Looks Good Against Variants.NEWS16: The Daily Biotech Pulse: AbbVie's Migraine Drug OK'd By FDA, Amicus Spins Off Gene Therapy Business, Geovax In-Licenses Cancer Drug.NEWS17: Does This Biotech Have the Secret to Conquering Covid Variants?.NEWS18: Positive Top-line Results of Pfizer’s Phase 3 Study Exploring Coadministration of Prevnar 20™ With Seasonal Flu Vaccine in Older Adults Released.NEWS19: The Delta Variant Has Made Quest Diagnostics Indispensable.NEWS20: If Taper Tantrum 2.0 Is Like the First One, Prepare for Months of Instability.NEWS21: Pfizer Kids’ Covid Vaccine May Not Be Authorized Before November.NEWS22: UPDATE 1-Swiss buy 150,000 doses of J&J COVID-19 vaccine.NEWS23: Coronavirus tally: Global cases of COVID-19 top 232.8 million and Pfizer vaccine may not get authorization for children until Nov..NEWS24: U.S. administers 391.2 mln doses of COVID-19 vaccines - CDC.
2021-09-30: NEWS1: Misinformation online 'has significantly handicapped public health efforts': Doctor.NEWS2: U.S. administers nearly 393 mln doses of COVID-19 vaccines - CDC.NEWS3: Why the CDC is urging pregnant women to get vaccinated.NEWS4: ‘There’s been a high rate of Covid-19 among pregnant individuals’: Doctor.NEWS5: A growing number of parents want to have their young children vaccinated as soon as possible.NEWS6: Egypt receives first 1.6 million doses of Pfizer vaccine from US.NEWS7: Here’s why COVID-19 booster shots are good for business.NEWS8: 2 Healthcare Stocks You Can Buy and Hold for the Next Decade.NEWS9: AstraZeneca (AZN) to Buy Full Stake in Rare Disease Drugmaker.NEWS10: Pfizer's (PFE) Prevnar 20 Plus Flu Vaccine Study Meets Goal.NEWS11: J&J (JNJ) Starts Phase III Study on RSV Vaccine in Older Adults.NEWS12: There’s a Fight Over Pneumococcal Vaccines. Pfizer May Be Winning..NEWS13: 3 Big Drug/Biotech Stocks to Boost Your Portfolio's Health.NEWS14: Moderna Is Likely to Get FDA Approval for Smaller Booster,  Report Says.NEWS15: Pfizers' JAK Inhibitor Approved In Japan For Atopic Dermatitis.NEWS16: Japan’s MHLW Approves Pfizer’s CIBINQO® (abrocitinib) for Adults and Adolescents with Moderate to Severe Atopic Dermatitis.NEWS17: The Top 50 Robinhood Stocks in October.NEWS18: This One Factor Will Determine if Pfizer Can Dominate the Kids' Vaccine Market.NEWS19: Here's a Chart That Every Pfizer Investor Needs to See.NEWS20: COLUMN-In global vaccine race, every player has its failures: Peter Apps.NEWS21: China Vaccine Diplomacy Wavers as Nations Seek Western Shots.
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.

Answer: Decrease