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:2021-06-24, Stock:PFE, The news for the past five days is as follows:
2021-06-17: NEWS1: The latest on the Covid-19 pandemic in the U.S..NEWS2: 10 Best Healthcare Stocks to Buy According to Hedge Funds.NEWS3: UPDATE 1-CureVac may let contractors make rival vaccines if own shot fails -CEO.NEWS4: Affordable Care Act survives third Supreme Court challenge.NEWS5: Mayo Clinic, nference AI Analysis Find No Real-World Link Between COVID-19 Shots And Clots.NEWS6: Supreme Court upholds Obamacare in latest ruling.NEWS7: Pfizer Covid-19 Vaccine Could See Blockbuster Sales for Years.NEWS8: Eli Lilly CEO: There will be enough COVID-19 vaccine for 'entire world' by next summer.NEWS9: Pfizer's Xeljanz Cuts Incidence Of Death, Respiratory Failure In COVID-19 Patients, Brazilian Study Shows.NEWS10: UPDATE 2-Denmark to immunize 12-15 year-olds against COVID-19 ahead of winter.NEWS11: By next summer we'll have enough vaccines to vaccinate the world: Eli Lilly CEO.NEWS12: Influencers with Andy Serwer: David Ricks.NEWS13: AstraZeneca Weaker After Australia Limits Covid Shot to People Over 60.NEWS14: Delta variant tests UK guidance on under-40s and the AstraZeneca jab.NEWS15: CureVac’s mRNA vaccine falls short on efficacy in clinical trials.NEWS16: CureVac’s mRNA Covid vaccine falls short on efficacy in clinical trials.
2021-06-18: NEWS1: Pfizer Announces Ramcess Jean-Louis as Global Chief Diversity, Equity And Inclusion Officer.NEWS2: Pfizer CEO Urges Biden to Form Bipartisan Coalition on Drug Costs.NEWS3: Gov. Ducey’s decision to block COVID-19 policies for universities is ‘not based in science’: Doctor.NEWS4: Pharma Stock Roundup: AZN COVID-19 Antibody Cocktail Failure, GSK New Cancer Deal.NEWS5: 12 Words From CureVac's CEO That Could Mean Billions for Moderna and Pfizer.NEWS6: Curevac shares climb 10%; CFO says not giving up on COVID-19 vaccine.NEWS7: How Does Novavax Stack Up Against Today's Vaccine Leaders?.NEWS8: CORRECTED-UPDATE 5-Palestinians cancel deal for near-expired COVID vaccines from Israel.NEWS9: UPDATE 1-S.Korea to mix-and-match COVID-19 vaccine doses for 760,000 people.NEWS10: S.Korea to mix-and-match COVID-19 vaccine doses for 760,000 people.NEWS11: REFILE-New Zealand PM Ardern gets 'pain-free' COVID vaccine shot.
2021-06-21: NEWS1: Pfizer (PFE) Outpaces Stock Market Gains: What You Should Know.NEWS2: Delta Strain Spreads in U.S., Canada Eases Travel: Virus Update.NEWS3: Delta COVID-19 variant likely to become dominant U.S. strain: Doctor.NEWS4: Why BioNTech Stock Is Rising Today.NEWS5: There's 'huge demand' to vaccinate the world amid COVID variant concerns: Doctor.NEWS6: Pfizer Vaccine Approved for 12-15-Year Olds in New Zealand – Report.NEWS7: Will Emergence of COVID-19 Delta Variant Aid Vaccine Makers?.NEWS8: India in talks to find 'middle ground' with Pfizer, others for vaccine imports -govt official.
2021-06-22: NEWS1: CORRECTED-UPDATE 2-AstraZeneca, Pfizer vaccines effective against Delta COVID-19 variants-study.NEWS2: Less Turbulence Ahead for Spirit AeroSystems.NEWS3: BioNTech to look into possible dividend next year.NEWS4: Switzerland recommends 12-15 year olds get Pfizer/BioNTech COVID-19 shot.NEWS5: New research says Pfizer and Moderna's mRNA vaccines don't affect sperm parameters.NEWS6: CDC committee to discuss rare cases of myocarditis occurring in people who have gotten their COVID-19 shots.NEWS7: GSK- Pfizer's ViiV To Develop 'Ultra-Long-Acting' HIV Drugs With $215M Halozyme Deal.NEWS8: ViiV Healthcare and Halozyme enter global collaboration and license agreement for ENHANZE® drug delivery technology to enable development of "ultra long-acting" medicines for HIV.
2021-06-23: NEWS1: Why Moderna and BioNTech Stocks Slipped Today.NEWS2: Vaccine Stocks Dive As CDC Finds 'Likely Association' Between Covid Shots, Heart Inflammation.NEWS3: Is Pfizer Stock A Buy As It Eyes $26 Billion In Full-Year Covid Vaccine Sales?.NEWS4: NIH begins clinical trial testing COVID-19 vaccine in pregnant women.NEWS5: IBD/TIPP Poll: Most Americans Support Covid Vaccine Passports — But Will Pfizer, Moderna Benefit?.NEWS6: ‘Vaccination is very effective against the Delta variant’: Doctor.NEWS7: UPDATE 4-FDA to add warning about rare heart inflammation to Pfizer, Moderna vaccines.NEWS8: Warren Buffett Donating $4.1 Billion of Berkshire Stock to Five Foundations.NEWS9: Warren Buffet Donating $4.1 Billion of Berkshire Stock to Five Foundations.NEWS10: Pfizer argues its case in federal court for helping seniors meet drug copays.NEWS11: U.S. panel to review heart inflammation cases after Pfizer, Moderna vaccines.NEWS12: First Participant Dosed in Pfizer’s Pivotal Phase 3 TALAPRO-3 Combination Study of Talazoparib and Enzalutamide in Metastatic Castration-Sensitive Prostate Cancer (mCSPC).NEWS13: GSK sets out plans for listing of consumer products venture.NEWS14: How Pfizer and Moderna Could Profit Big-Time From AstraZeneca's and CureVac's Challenges.NEWS15: GSK boss promises sales of £33bn in attempt to head off activist Elliot.NEWS16: Delta variant prompts Israeli rethink of quarantine waiver for COVID vaccinees.NEWS17: CDC panel finds ‘likely association’ between mRNA jabs and heart inflammation.

Answer: Rise