Impel Pharmaceuticals Inc. (IMPL) Stock Analysis
Educational signal · not a buy or sell recommendation · How to read this
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What happened to Impel Pharmaceuticals Inc. (IMPL) stock?
Impel Pharmaceuticals Inc. (IMPL) no longer trades on public markets. The figures below are historical and are not a current quote.
For informational purposes only. Not financial advice. Machine-generated analysis by Stock Expert AI — model gemini-2.0-flash, generated Mar 17, 2026. Editorial oversight is systemic, not page-by-page. Editorially accountable: Sedat ANAK, Founder and Editor-in-Chief. Data sources: Financial Modeling Prep, Yahoo Finance, SEC EDGAR
Impel Pharmaceuticals Inc. (IMPL). Impel Pharmaceuticals Inc. is a commercial-stage biopharmaceutical company focused on therapies for central nervous system diseases. Sector: Healthcare.
Last analyzed: Mar 17, 2026Analyst Coverage for IMPL: IMPL does not currently have published analyst price targets in our coverage universe. This is common for smaller-cap names with limited Wall Street coverage. In the absence of analyst consensus, our AI model evaluates IMPL against Healthcare peers across nine fundamental dimensions and assigns a neutral fundamental signal based on the underlying data.
IMPL: 1/2 scored disciplines lean bearish. Dominant signal: Jim Simons bearish.
How is this calculated? →AI simulations built from the named investors' published principles. Not affiliated with, endorsed by, or the opinion of these individuals. How these lenses are built
Impel Pharmaceuticals Inc. (IMPL) Healthcare & Pipeline Overview
Impel Pharmaceuticals Inc. develops and commercializes therapies for central nervous system diseases, primarily focusing on nasal formulations. Their lead product, Trudhesa, addresses acute migraine, positioning them in a competitive neurology market with ongoing research into treatments for autism and Parkinson's disease.
What Is the Investment Thesis for IMPL?
Impel Pharmaceuticals presents a focused investment opportunity within the CNS therapeutics market. The primary value driver is Trudhesa, their FDA-approved treatment for acute migraine. Continued market penetration and sales growth of Trudhesa will be critical. The development and potential approval of INP105 for agitation in autism and INP107 for Parkinson's OFF episodes represent significant growth catalysts, expanding their target market and revenue streams. However, the company's negative profit margin of -1023.1% indicates a high level of spending relative to revenue, requiring careful monitoring of cash burn and future funding needs. Successful clinical trial outcomes and regulatory approvals for their pipeline products are essential for long-term value creation. The company's relatively small market cap also introduces volatility.
Based on FMP financials and quantitative analysis
IMPL Key Highlights
Trudhesa is FDA-approved for the acute treatment of migraine, offering a novel nasal delivery method.
- INP105 is in development for acute treatment of agitation and aggression in autism spectrum disorder, addressing a significant unmet need.
- INP107 has completed Phase IIa clinical trial for the treatment of OFF episodes in Parkinson's disease, showing potential for improved motor function.
- The company's gross margin is 48.7%, indicating potential for profitability as revenue scales.
- The company has 160 employees, reflecting its commercial-stage operations and ongoing research and development efforts.
Who Are IMPL's Competitors?
IMPL is benchmarked below against 8 industry peers on price, market cap, and our AI MoonshotScore.
| Company | Price | Change | Market Cap | MoonshotScore |
|---|---|---|---|---|
| ACOR Acorda Therapeutics, Inc. | $0.66 | -24.02% | — | |
| RLYB Rallybio Corporation | $16.75 | -1.30% | $88.9M | 825-pillar |
| ICCC ImmuCell Corporation | $9.91 | +0.05% | $89.7M | 775-pillar |
| ORMP Oramed Pharmaceuticals Inc. | $4.74 | -0.38% | $194M | 785-pillar |
| NAGE Niagen Bioscience Inc | $3.04 | -0.49% | $242M | 665-pillar |
| QTTB Q32 Bio Inc. | $10.93 | +1.96% | $325M | 685-pillar |
| NWPHF Newron Pharmaceuticals S.p.A. | $20.00 | 0.00% | $416M | 689-signal |
| CRMD CorMedix Inc. | $7.96 | -0.06% | $624M | 885-pillar |
AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance This table mixes two scoring engines — compare a number only with others carrying the same tag.
What Are IMPL's Key Strengths?
Proprietary nasal drug delivery technology (POD).
- FDA-approved product (Trudhesa) for acute migraine.
- Pipeline of product candidates targeting CNS disorders.
- Experienced management team.
What Are IMPL's Weaknesses?
Negative profit margin (-1023.1%).
- Reliance on Trudhesa for revenue.
- Limited commercial infrastructure compared to larger pharmaceutical companies.
- Small market capitalization, leading to volatility.
What Could Drive IMPL Stock Higher?
Clinical trial results for INP105 in autism agitation.
- Clinical trial results for INP107 in Parkinson's OFF episodes.
- Continued expansion of Trudhesa market share and sales growth.
- Potential partnerships and collaborations to accelerate product development.
What Are the Key Risks for IMPL?
Financial-distress signal — its Altman Z-Score of -23.89 sits in the distress zone (elevated bankruptcy risk).
- Inconsistent delivery — missed Wall Street EPS estimates in 5 of the last 8 reported quarters.
- Regulatory setbacks or clinical trial failures for pipeline products.
- Competition from established pharmaceutical companies and novel therapies.
- Dependence on the success of Trudhesa.
- High operating expenses and need for additional funding.
What Are the Growth Opportunities for IMPL?
- Expanding Trudhesa Market Share: Trudhesa, Impel's FDA-approved treatment for acute migraine, has significant growth potential. The migraine market is substantial, with millions of sufferers seeking effective relief. By increasing awareness among healthcare providers and patients, and by highlighting the benefits of nasal delivery, Impel can capture a larger share of this market. The company can also explore expanding Trudhesa's label to include additional indications or patient populations. Success in this area would drive revenue growth and establish Trudhesa as a leading migraine treatment.
- Advancing INP105 for Autism Agitation: INP105, Impel's nasal formulation of olanzapine for acute agitation in autism spectrum disorder (ASD), represents a significant growth opportunity. Agitation is a common and challenging symptom in ASD, and there is a need for rapid and non-invasive treatment options. Successful clinical trials and regulatory approval of INP105 would allow Impel to address this unmet need and tap into a growing market. The company can also explore expanding INP105's label to include other behavioral disorders characterized by agitation.
- Developing INP107 for Parkinson's OFF Episodes: INP107, Impel's nasal formulation of carbidopa/levodopa for Parkinson's OFF episodes, has the potential to improve the lives of Parkinson's patients. OFF episodes are characterized by a sudden loss of motor control, and there is a need for fast-acting treatments to restore function. The successful completion of clinical trials and regulatory approval of INP107 would allow Impel to address this unmet need and establish a presence in the Parkinson's disease market. The company can also explore developing additional formulations or delivery methods for carbidopa/levodopa.
- Strategic Partnerships and Collaborations: Impel can pursue strategic partnerships and collaborations to accelerate the development and commercialization of its product pipeline. Partnering with larger pharmaceutical companies can provide access to resources, expertise, and distribution networks. Collaborations with academic institutions and research organizations can facilitate the discovery and development of new therapies for CNS disorders. These partnerships can help Impel expand its reach and accelerate its growth.
- Expanding into New Therapeutic Areas: While Impel's current focus is on migraine, autism, and Parkinson's disease, the company can explore expanding into new therapeutic areas within the CNS market. There are many other neurological and psychiatric disorders with unmet needs, such as Alzheimer's disease, multiple sclerosis, and depression. By leveraging its expertise in nasal drug delivery and CNS drug development, Impel can develop innovative therapies for these disorders and diversify its product portfolio.
What Threats Does IMPL Face?
- Competition from established pharmaceutical companies.
- Regulatory hurdles and clinical trial failures.
- Patent challenges and intellectual property infringement.
- Economic downturn and reduced healthcare spending.
What Are IMPL's Competitive Advantages?
- Proprietary Precision Olfactory Delivery (POD) technology for nasal drug delivery.
- FDA approval for Trudhesa, providing a competitive advantage in the migraine market.
- Pipeline of product candidates targeting unmet needs in CNS disorders.
- Experienced management team with expertise in drug development and commercialization.
What Does IMPL Do?
Impel Pharmaceuticals Inc., founded in 2008 and headquartered in Seattle, Washington, is a commercial-stage biopharmaceutical company dedicated to developing and commercializing innovative therapies for patients suffering from central nervous system (CNS) diseases. The company's core focus lies in utilizing its proprietary Precision Olfactory Delivery, or POD, technology to deliver drugs via the upper nasal cavity, potentially offering improved bioavailability and faster onset of action compared to traditional routes of administration. Impel's lead product, Trudhesa, is an upper nasal formulation of dihydroergotamine (DHE) approved for the acute treatment of migraine. Trudhesa represents a significant advancement in migraine therapy, offering a convenient and effective alternative for patients who may not respond well to oral medications or who experience nausea. In addition to Trudhesa, Impel is actively developing INP105, an upper nasal formulation of olanzapine, for the acute treatment of agitation and aggression in autism spectrum disorder (ASD). This product aims to provide a rapid and non-invasive treatment option for managing behavioral disturbances in ASD patients. Furthermore, Impel is advancing INP107, an upper nasal formulation of carbidopa/levodopa, for the treatment of OFF episodes in Parkinson's disease. INP107 has completed Phase IIa clinical trials, demonstrating its potential to improve motor function and reduce the duration of OFF episodes in Parkinson's patients. Formerly known as Impel NeuroPharma, Inc., the company changed its name to Impel Pharmaceuticals Inc. in April 2022, reflecting its broader focus on pharmaceutical development and commercialization. With a team of 160 employees, Impel is committed to addressing unmet needs in CNS disorders and improving the lives of patients through innovative nasal drug delivery solutions.
What Products and Services Does IMPL Offer?
- Develop and commercialize therapies for central nervous system (CNS) diseases.
- Utilize proprietary Precision Olfactory Delivery (POD) technology for nasal drug delivery.
- Offer Trudhesa, an upper nasal formulation of dihydroergotamine (DHE) for acute migraine treatment.
- Develop INP105, an upper nasal formulation of olanzapine for acute agitation in autism spectrum disorder (ASD).
- Develop INP107, an upper nasal formulation of carbidopa/levodopa for OFF episodes in Parkinson's disease.
- Conduct clinical trials to evaluate the safety and efficacy of their product candidates.
- Seek regulatory approvals from the FDA for their therapies.
How Does IMPL Make Money?
- Develop and commercialize pharmaceutical products for CNS disorders.
- Generate revenue through sales of Trudhesa and, potentially, future products.
- Invest in research and development to expand their product pipeline.
- Seek partnerships and collaborations to accelerate growth and expand market reach.
What Industry Does IMPL Operate In?
Impel Pharmaceuticals operates in the competitive biotechnology industry, specifically targeting the central nervous system (CNS) therapeutics market. This market is characterized by high unmet needs and significant growth potential, driven by an aging population and increasing prevalence of neurological disorders. The migraine market, addressed by Trudhesa, is a large and growing segment. Competition includes established pharmaceutical companies and other biotechnology firms developing novel migraine treatments, such as ACOR, AXDX, BLCM, CWBR, and CYTO. Impel's focus on nasal drug delivery offers a potential competitive advantage through improved bioavailability and patient convenience. The development of treatments for autism and Parkinson's disease positions Impel in additional high-growth areas within the CNS market.
Who Are IMPL's Key Customers?
- Patients suffering from migraine, autism spectrum disorder, and Parkinson's disease.
- Healthcare providers who prescribe and administer Impel's therapies.
- Pharmacies and distributors that supply Impel's products to patients.
Research confidence
Thin evidence — scoring coverage unknown. Treat this as a starting point, not a conclusion.
- ● Scoring coverage unknown
- ● Price 5 days old
- ● No filing on record
- ● No analyst coverage
MoonshotScore History
Recorded daily since 2026-08-23 · 4 snapshots
| 2026-08-23 | 46 |
| 2026-08-24 | 46 |
| 2026-08-25 | 46 |
| 2026-08-26 | 46 |
What changed?
The score has stayed at 46.
Over the same 3 days the stock moved +0.0%.
Company Profile
Impel Pharmaceuticals Inc. operates in the Biotechnology industry within the Healthcare sector. It is headquartered in Seattle, US. The company is led by CEO Leonard S. Paolillo. IMPL has traded publicly since 2021.
Financial Health
Impel Pharmaceuticals Inc.'s Piotroski F-Score is 4/9, a 9-point checklist of profitability, leverage and efficiency — a middling fundamental profile. Its Altman Z-Score of -23.89 places it in the distress zone, a signal of elevated financial risk.
Earnings Track Record
Impel Pharmaceuticals Inc. has missed Wall Street's EPS estimate in 5 of its last 8 reported quarters — a mixed record worth weighing. Reported results have landed about 15.4% below estimates on average.
Insider Activity
The most recent 9 insider filings for Impel Pharmaceuticals Inc. break down as 6 sales and 3 purchases. On net that is roughly 761K shares acquired (about $61K) — insiders putting money in tends to read as conviction.
IMPL Financials
Bull Case vs Bear Case
Bull Case
- Proprietary nasal drug delivery technology (POD).
- FDA-approved product (Trudhesa) for acute migraine.
- Pipeline of product candidates targeting CNS disorders.
- Experienced management team.
Bear Case
- Negative profit margin (-1023.1%).
- Reliance on Trudhesa for revenue.
- Limited commercial infrastructure compared to larger pharmaceutical companies.
- Small market capitalization, leading to volatility.
AI-generated arguments based on insider flow, news sentiment and technicals — not financial advice · March 2026
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Leadership: Leonard S. Paolillo
CEO
Leonard S. Paolillo serves as the Chief Executive Officer of Impel Pharmaceuticals Inc. His background includes extensive experience in the pharmaceutical and biotechnology industries, with a focus on commercialization and strategic leadership. Prior to joining Impel, he held various leadership positions at pharmaceutical companies, overseeing product launches, market access strategies, and business development initiatives. He has a proven track record of driving revenue growth and building successful commercial organizations.
Track Record: Since becoming CEO, Leonard S. Paolillo has focused on the commercial launch and expansion of Trudhesa. He has also overseen the continued development of Impel's pipeline products, including INP105 and INP107. His strategic decisions have aimed to position Impel as a leader in nasal drug delivery for CNS disorders. He manages 160 employees.
IMPL Healthcare Stock FAQ
What happened to Impel Pharmaceuticals Inc. (IMPL) stock?
Impel Pharmaceuticals Inc. (IMPL) no longer trades on public markets. The figures below are historical and are not a current quote.
Can I still buy IMPL shares?
No. IMPL stopped trading on public markets, so the shares are not available through a broker. Anything you see quoted for IMPL elsewhere is historical data, not a live market.
Are the figures on this page current?
No. Every number here is the last value recorded before IMPL stopped trading. Nothing on this page updates, and none of it is a current quote.
Why does this page still exist?
Because people still search for what happened to Impel Pharmaceuticals Inc.. An archived profile that states the delisting plainly is more useful than a dead link — provided it is labelled as history, which is what this page does.
What does Impel Pharmaceuticals Inc. do?
Impel Pharmaceuticals Inc. is a biopharmaceutical company focused on developing and commercializing therapies for central nervous system (CNS) disorders. The company utilizes its proprietary Precision Olfactory Delivery (POD) technology to deliver drugs via the upper nasal cavity, potentially offering improved bioavailability and faster onset of action.
What do analysts say about IMPL stock?
Generally, analyst ratings and price targets reflect expectations for Trudhesa sales growth, the potential approval of pipeline products like INP105 and INP107, and the company's ability to manage its operating expenses.
What are the main risks for IMPL?
Impel Pharmaceuticals faces several risks inherent to the biotechnology industry. These include the potential for regulatory setbacks or clinical trial failures for its pipeline products, particularly INP105 and INP107.
Disclaimer: This content is for informational purposes only and does not constitute investment advice. Always do your own research and consult a financial advisor.
Official Resources
Data provided for informational purposes only.
- Financial data is based on available information and may be subject to change.
- Analyst ratings and price targets are based on consensus estimates and may not be indicative of future performance.
- The biotechnology industry is inherently risky, and investors should conduct their own due diligence before making any investment decisions.