OTCMKTS:RSPI Cortex Pharmaceuticals (RSPI) Stock Price, News & Analysis $0.0018 0.00 (0.00%) As of 10/15/2026 Add Compare Share Share Stock Analysis Stock AnalysisChartSEC Filings About Cortex Pharmaceuticals Stock (OTCMKTS:RSPI) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Cortex Pharmaceuticals alerts:Sign Up Key Stats Today's Range$0.0018▼$0.001850-Day Range N/A52-Week Range$0.0001▼$0.0027VolumeN/AAverage VolumeN/AMarket Capitalization$1.71 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingN/A Company Overview Cortex Pharmaceuticals was a biotechnology company focused on developing therapies for central nervous system disorders. Its research centered on ampakines, a class of compounds designed to modulate AMPA receptors in the brain and potentially improve respiratory function, cognition, and other neurological processes. The company’s development programs included CX717 and related compounds investigated for conditions such as opioid-induced respiratory depression, attention-deficit/hyperactivity disorder, and cognitive impairment. Cortex pursued these programs through preclinical research and clinical trials, although several candidates faced regulatory and development challenges. Cortex Pharmaceuticals later changed its corporate name to RespireRx Pharmaceuticals, Inc. The company’s securities have been associated with the OTC Markets symbol RSPI. Publicly available information about its current operations, commercial products, geographic presence, and leadership is limited.AI Generated. May Contain Errors. Read More Receive RSPI Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Cortex Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 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CFO and CEO Issue Letter to Stockholders, Stakeholders, Strategic and Potential Strategic Partners and Other Interested PartiesNovember 20, 2025 | globenewswire.comRespireRx Pharmaceuticals Inc. Announces NIH/NINDS Grant Award and Amended and Restated Patent License AgreementNovember 19, 2025 | globenewswire.comWhy Some AI Stocks Already Surged Over 300 PercentJason Bodner's system flagged Nvidia before a 7000 percent run, Super Micro Computer before a 2600 percent run, and Vertiv before a 1900 percent run. Now he's tracking a radical light-speed technology that could make AI 100 times faster and 100 times more energy efficient. Stocks tied to it have already climbed 133 percent, 217 percent, and 320 percent.October 16 at 1:00 AM | Brownstone Research (Ad)RespireRx Pharmaceuticals Inc. Announces SEC Order Making Findings and Revoking Registration of Securities and Future Plans with respect to its Common StockNovember 18, 2025 | markets.businessinsider.comRespireRx Pharmaceuticals Inc. CFO and CEO Issue Letter to Stockholders, Stakeholders, ...February 10, 2025 | gurufocus.comRespireRx Pharmaceuticals Inc. Announces a Department of Defense Award to Fund a Phase 2 Clinical Study to Determine the Safety and Efficacy of CX1739, its Lead AMPAkine, to Improve Bladder Function in Patients with Spinal Cord InjuryMay 29, 2024 | globenewswire.comRespireRx Pharmaceuticals Inc (RSPI)May 23, 2024 | investing.comRespireRx Pharmaceuticals Inc RSPIMay 1, 2024 | morningstar.comMSee More Headlines RSPI Stock Analysis - Frequently Asked Questions How have RSPI shares performed this year? Cortex Pharmaceuticals' stock was trading at $0.0018 at the beginning of 2026. Since then, RSPI shares have increased by 0.0% and is now trading at $0.0018. How were Cortex Pharmaceuticals' earnings last quarter? Cortex Pharmaceuticals Inc. (OTCMKTS:RSPI) posted its quarterly earnings results on Wednesday, August, 19th. The company reported ($0.01) EPS for the quarter. How do I buy shares of Cortex Pharmaceuticals? Shares of RSPI stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Cortex Pharmaceuticals own? Based on aggregate information from My MarketBeat watchlists, some other companies that Cortex Pharmaceuticals investors own include Galaxy Next Generation (GAXY), American Coastal Insurance (ACIC), Appian (APPN), Aquestive Therapeutics (AQST), Arrowhead Pharmaceuticals (ARWR), AMC Entertainment (AMC) and Arista Networks (ANET). Company Calendar Last Earnings8/19/2020Today10/16/2026Fiscal Year End12/31/2026Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeOTCMKTS SectorHealthcare Industry Biotechnology Sub-IndustryBiotechnology Current SymbolOTCMKTS:RSPI CIK849636 Webwww.respirerx.com Phone(201) 444-4947Fax949-727-3657Employees2Year Founded1988Profitability EPS (Trailing Twelve Months)N/A Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet IncomeN/A Net MarginsN/A Pretax MarginN/A Return on EquityN/A Return on AssetsN/A Debt Debt-to-Equity RatioN/A Current RatioN/A Quick RatioN/A Sales & Book Value Annual SalesN/A Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book ValueN/A Price / BookN/AMiscellaneous Outstanding Shares949,460,000Free Float474,447,000Market Cap$1.71 million OptionableNot Optionable BetaN/A The 10 Best High-Yield Dividend Stocks for 2026Discover the 10 Best High-Yield Dividend Stocks for 2026 and secure reliable income in uncertain markets. 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