Milestone Pharmaceuticals (MIST) risk factors, FY2025 10-K

Milestone Pharmaceuticals's FY2025 10-K, filed Mar 20, 2026, lists 83 risk factors in 8 groups. Against the prior year's 82: 11 new, 10 dropped, 22 substantially reworded.

Risk factors listed
838 groups
New this year
11vs 82 last year
Dropped
10since the prior 10-K
Substantially reworded
22of those kept
Section length
32k wordsItem 1A

What the changes say

  • Milestone added risks highlighting wholesaler returns for CARDAMYST, massive warrant dilution, and potential TrumpRx pricing mandates.
  • The company updated existing sections to emphasize commercializing CARDAMYST for PSVT.

What changed since the prior 10-K

New

  • NewRisks Related to Our Financial Position and Capital Needs

    Greater than expected returns of CARDAMYST may exceed our reserve for returns, which would adversely affect our revenue and operating results

    Wholesaler product returns of CARDAMYST may exceed our established reserves and hurt revenue.

  • NewRisks Related to Our Financial Position and Capital Needs

    Unfavorable global economic conditions could adversely affect our business, financial condition or results of operations

    Global economic instability, inflation, and geopolitical tensions could disrupt our business operations and financial condition.

  • NewRisks Related to the Development of Our Product Candidates

    We have invested a significant portion of our time and financial resources in the development of etripamil. Our business would be enhanced if we are able to successfully develop etripamil and obtain regulatory approval for subsequent indications and other potential product candidates

    Regulators might approve etripamil for limited patient populations or require costly post-market clinical trials.

  • NewRisks Related to the Commercialization of Our Product and Product Candidates

    the strength of marketing and distribution support; and

  • NewRisks Related to the Commercialization of Our Product and Product Candidates

    The success of etripamil for the treatment of PSVT will be dependent on its proper use

    Patients might fail to properly self-administer etripamil for PSVT or individual devices may malfunction.

  • NewRisks Related to the Commercialization of Our Product and Product Candidates

    in manufacturing and marketing their drugs. These advantages could render our product candidates obsolete or noncompetitive before we can recover the costs of such product candidates’ development and commercialization

    Industry mergers and acquisitions could give competitors overwhelming resources that render our product candidates obsolete.

  • NewRisks Related to Regulatory Compliance

    In addition, other legislative changes have been proposed and adopted since the PPACA was enacted. These changes include aggregate reductions to Medicare payments to providers of 2% per fiscal year, which began in 2013 and will remain in effect until 2032 unless additional Congressional action is taken

    Government policy changes, including potential TrumpRx Most-Favored Nation pricing mandates, create regulatory uncertainty.

  • NewRisks Related to Our Dependence on Third Parties

    marketing applications. Accordingly, if our CROs fail to comply with these regulations or fail to recruit a sufficient number of subjects, we may be required to repeat clinical trials, which would delay the regulatory approval process

    Contract research organizations might fail to protect patient data or comply with privacy and breach notification laws.

  • NewRisks Related to Our Intellectual Property

    them, or those to whom they communicate, from using that technology or information to compete with us. If any of our proprietary information were to be disclosed to or independently developed by a competitor, our competitive position would be harmed

    Security breaches or independent competitor discovery could compromise our proprietary information and trade secrets.

  • NewRisks Related to Our Business Operations, Employee Matters and Managing Growth

    costs and may divert our management and business development resources. Any inability to manage growth could delay the execution of our business plans or disrupt our operations

    IT system failures or security breaches at us or our contractors could disrupt product development and cause regulatory investigations.

  • NewRisks Related to Ownership of Our Common Shares

    We have a substantial number of outstanding warrants. The exercise of our outstanding warrants will dilute existing stockholders and could adversely affect the trading price of our common stock

    Exercising our 55,707,997 outstanding warrants and 16,412,925 pre-funded warrants will heavily dilute existing stockholders and depress our stock price.

Dropped

  • DroppedRisks Related to Our Financial Position and Capital Needs

    Economic uncertainty may adversely affect our results of operations

  • DroppedRisks Related to the Development of Our Product Candidates

    As an organization, we have completed pivotal clinical trials, but we have never submitted a successful NDA. We may be unable to do so for any product candidates we may develop

  • DroppedRisks Related to the Commercialization of Our Product Candidates

    If we are unable to establish sales and marketing capabilities or enter into agreements with third parties to market and sell etripamil or any future product candidates, we may not be successful in commercializing etripamil or any future product candidates, if and when they are approved

  • DroppedRisks Related to the Commercialization of Our Product Candidates

    Even if etripamil or any future product candidates receive marketing approval, they may fail to achieve market acceptance by physicians, patients, third-party payors or others in the medical community necessary for commercial success

  • DroppedRisks Related to the Commercialization of Our Product Candidates

    Even if we successfully obtain approval for etripamil, its success will be dependent on its proper use

  • DroppedRisks Related to the Commercialization of Our Product Candidates

    also have significantly greater research and marketing capabilities than we do. If we are not able to compete effectively against existing and potential competitors, our business and financial condition may be harmed

  • DroppedRisks Related to Regulatory Compliance

    Even if we obtain and maintain approval for etripamil or any future product candidates from the FDA, we may never obtain approval of etripamil or any future product candidates outside of the United States, which would limit our market opportunities and could harm our business

    General economic uncertainty and historical inflation rates may hurt operations.

  • DroppedRisks Related to Regulatory Compliance

    100% of a drug’s average manufacturer price, for single source and innovator multiple source drugs, beginning January 1, 2024

  • DroppedRisks Related to Our Intellectual Property

    compete directly with us, without payment to us, or result in our inability to manufacture or commercialize products without infringing third-party patent rights

  • DroppedRisks Related to Our Business Operations, Employee Matters and Managing Growth

    third parties with whom we work to detect, investigate, mitigate, contain, and remediate a security incident could result in outages, data losses, and disruptions of our business

Reworded

  • 90% rewrittenRisks Related to Our Business Operations, Employee Matters and Managing Growth

    We may expand our organization in the future, and we may experience difficulties in managing this growth, which could disrupt our operations

    Updated to specifically frame organizational growth around commercializing CARDAMYST for PSVT rather than general clinical pipeline expansion.

  • 86% rewrittenRisks Related to Regulatory Compliance

    Healthcare legislative reform measures may have a negative impact on our business and results of operations

    Retained core healthcare legislative reform disclosures with minor grammatical adjustments.

  • 65% rewrittenRisks Related to Ownership of Our Common Shares

    Future changes to tax laws could materially adversely affect our Company and reduce net returns to our shareholders

    Adjusted punctuation in the description of international tax reforms and the OECD BEPS project.

  • 63% rewrittenRisks Related to Our Financial Position and Capital Needs

    incur additional legal, insurance related, accounting and other expenses associated with operating as a public company

    Added commercialization of CARDAMYST for PSVT as a prerequisite to becoming and remaining profitable.

  • 55% rewrittenRisks Related to the Commercialization of Our Product and Product Candidates

    We may face substantial competition, which may result in others developing or commercializing drugs before or more successfully than us

    Minor punctuation updates regarding worldwide pharmaceutical and biotechnology competitors.

  • 52% rewrittenRisks Related to the Commercialization of Our Product and Product Candidates

    the availability of third-party coverage and adequate reimbursement; any restrictions on the use of the drug together with other medications; and the awareness and support from key opinion leaders in cardiology

    Expanded medical community education risks to explicitly include CARDAMYST and subsequent etripamil indications.

  • 45% rewrittenRisks Related to Our Dependence on Third Parties

    We rely on third parties to conduct, supervise and monitor our preclinical studies and clinical trials, and if those third parties perform in an unsatisfactory manner, it may harm our business

    Removed specific reference to past Phase 3 clinical trial engagement with CROs for PSVT.

  • 43% rewrittenRisks Related to the Development of Our Product Candidates

    Enrollment and retention of patients in clinical trials is an expensive and time-consuming process and could be delayed, made more difficult or rendered impossible by multiple factors outside our control

    Minor punctuation cleanup regarding patient enrollment criteria for PSVT and AFib-RVR indications.

  • 42% rewrittenRisks Related to Our Dependence on Third Parties

    Etripamil is intended to be used with a nasal-spray device, which may result in additional regulatory and supply risks

  • 41% rewrittenRisks Related to Our Business Operations, Employee Matters and Managing Growth

    Our employees, principal investigators, consultants, and commercial partners may engage in misconduct or other improper activities, including non-compliance with regulatory standards and requirements and insider trading

  • 38% rewrittenRisks Related to Ownership of Our Common Shares

    We have broad discretion in the use of our cash and cash equivalents and may use them in ways in which you do not agree or in ways that do not increase the value of your investment

  • 36% rewrittenRisks Related to Our Financial Position and Capital Needs

    We have incurred significant operating losses since inception and anticipate that we will continue to incur substantial operating losses for the foreseeable future until revenue from CARDAMYST is sufficient to fund our operations, if ever, and may never achieve or maintain profitability

    Was: We have incurred significant operating losses since inception and anticipate that we will continue to incur substantial operating losses for the foreseeable future and may never achieve or maintain profitability

  • 36% rewrittenRisks Related to Our Intellectual Property

    If we are unable to protect the confidentiality of our proprietary information, our business and competitive position would be harmed

  • 34% rewrittenRisks Related to Our Financial Position and Capital Needs

    Our limited operating history and limited history of commercializing products may make it difficult for you to evaluate the success of our business to date and to assess our future viability

    Was: Our limited operating history may make it difficult for you to evaluate the success of our business to date and to assess our future viability

  • 33% rewrittenRisks Related to Our Financial Position and Capital Needs

    We will require substantial additional funding to finance our operations. If we are unable to raise capital when needed, we could be forced to delay, reduce or terminate our development of etripamil or other operations, including the continued commercialization of CARDAMYST

    Was: We will require substantial additional funding to finance our operations. If we are unable to raise capital when needed, we could be forced to delay, reduce or terminate our development of etripamil or other operations

  • 32% rewrittenRisks Related to the Commercialization of Our Product and Product Candidates

    Product liability lawsuits against us could cause us to incur substantial liabilities and could limit commercialization of any product candidates that we may develop

  • 32% rewrittenRisks Related to Our Financial Position and Capital Needs

    the costs of operating as a public company

  • 30% rewrittenRisks Related to Ownership of Our Common Shares

    Unstable market and economic conditions, including as a result of recent bank closures, public health crises or geopolitical tensions may have serious adverse consequences on our business, financial condition, and share price

    Was: Unstable market and economic conditions, including as a result of recent bank closures, public health crises or geopolitical tensions such as the Russia-Ukraine and/or the Israel-Hamas war, may have serious adverse consequences on our business, financial condition and share price

  • 29% rewrittenRisks Related to Our Intellectual Property

    Changes in U.S. patent law or the patent law of other countries or jurisdictions could diminish the value of patents in general, thereby impairing our ability to protect etripamil and any future product candidates

  • 29% rewrittenRisks Related to Our Intellectual Property

    Any trademarks we may obtain may be infringed or successfully challenged, resulting in harm to our business

  • 26% rewrittenRisks Related to the Commercialization of Our Product and Product Candidates

    Coverage and adequate reimbursement may not be available for CARDAMSYT or any future product candidates, which could make it difficult for us to gain market acceptance

    Was: Coverage and adequate reimbursement may not be available for etripamil or any future product candidates, which could make it difficult for us to gain market acceptance

  • 21% rewrittenRisks Related to Ownership of Our Common Shares

    The market price of our common shares has been and may continue to be volatile and fluctuate substantially, and you could lose all or part of your investment

All 83 risk factors

Headings as the filing states them, in filing order.

Risks Related to Our Financial Position and Capital Needs

  1. 01We have incurred significant operating losses since inception and anticipate that we will continue to incur substantial operating losses for the foreseeable future until revenue from CARDAMYST is sufficient to fund our operations, if ever, and may never achieve or maintain profitability36% rewritten
  2. 02incur additional legal, insurance related, accounting and other expenses associated with operating as a public company63% rewritten
  3. 03Because of the numerous risks and uncertainties associated with drug development, we are unable to accurately predict the timing or amount of expenses or when, or if, we will be able to achieve profitability
  4. 04Our limited operating history and limited history of commercializing products may make it difficult for you to evaluate the success of our business to date and to assess our future viability34% rewritten
  5. 05We will require substantial additional funding to finance our operations. If we are unable to raise capital when needed, we could be forced to delay, reduce or terminate our development of etripamil or other operations, including the continued commercialization of CARDAMYST33% rewritten
  6. 06the costs of operating as a public company32% rewritten
  7. 07Greater than expected returns of CARDAMYST may exceed our reserve for returns, which would adversely affect our revenue and operating resultsNew
  8. 08Unfavorable global economic conditions could adversely affect our business, financial condition or results of operations New
  9. 09Raising additional capital may cause dilution to our shareholders, restrict our operations or require us to relinquish rights to our product candidates
  10. 10Our ability to use our non-capital loss carry-forwards to offset future taxable income may be subject to certain limitations

Risks Related to the Development of Our Product Candidates

  1. 11We have invested a significant portion of our time and financial resources in the development of etripamil. Our business would be enhanced if we are able to successfully develop etripamil and obtain regulatory approval for subsequent indications and other potential product candidatesNew
  2. 12We may not be successful in our efforts to expand our pipeline of product candidates beyond etripamil for PSVT
  3. 13The development of additional product candidates is risky and uncertain
  4. 14a product candidate may not be accepted as safe and effective by physicians, patients, the medical community, or third-party payors
  5. 15Success in preclinical studies or earlier clinical trials may not be indicative of results in future clinical trials, and we cannot assure you that any ongoing, planned, or future clinical trials will lead to results sufficient for the necessary regulatory approvals
  6. 16We may encounter substantial delays or difficulties in our clinical trials
  7. 17we may decide, or regulators may require us, to conduct additional clinical trials or abandon product development programs
  8. 18Our product development costs will also increase if we experience delays in testing or obtaining marketing approvals. We do not know whether any of our preclinical studies or clinical trials will begin as planned, need to be restructured or be completed on schedule, if at all
  9. 19Clinical trials are very expensive, time-consuming, and difficult to design and implement
  10. 20Enrollment and retention of patients in clinical trials is an expensive and time-consuming process and could be delayed, made more difficult or rendered impossible by multiple factors outside our control43% rewritten
  11. 21Our product candidates may cause undesirable side effects or have other properties that could delay or prevent their regulatory approval, limit the commercial potential, or result in significant negative consequences following any potential marketing approval
  12. 22Interim, “top-line” and preliminary data from our clinical trials that we announce or publish from time to time may change as more patient data become available and are subject to audit and verification procedures that could result in material changes in the final data
  13. 23We may explore additional strategic collaborations that may never materialize, or we may be required to relinquish important rights to and control over the development of our product candidates to any future collaborators

Risks Related to the Commercialization of Our Product and Product Candidates

  1. 24the strength of marketing and distribution support; andNew
  2. 25the availability of third-party coverage and adequate reimbursement; any restrictions on the use of the drug together with other medications; and the awareness and support from key opinion leaders in cardiology52% rewritten
  3. 26The success of etripamil for the treatment of PSVT will be dependent on its proper useNew
  4. 27If the market opportunities for CARDAMYST, any subsequent indications for etripamil and any future product candidates are smaller than we estimate, our business may suffer
  5. 28We may face substantial competition, which may result in others developing or commercializing drugs before or more successfully than us55% rewritten
  6. 29in manufacturing and marketing their drugs. These advantages could render our product candidates obsolete or noncompetitive before we can recover the costs of such product candidates’ development and commercializationNew
  7. 30If we commercialize etripamil or any future product candidates outside of the United States, a variety of risks associated with international operations could harm our business
  8. 31business interruptions resulting from pandemics and public health crisis (such as the COVID-19 pandemic), geopolitical actions, including war , and terrorism or natural disasters including earthquakes, typhoons, floods and fires
  9. 32The pharmaceutical industry in China is highly regulated, and such regulations are subject to change, which may negatively affect the commercialization of the Company’s medicines and drug candidates in that country
  10. 33Coverage and adequate reimbursement may not be available for CARDAMSYT or any future product candidates, which could make it difficult for us to gain market acceptance26% rewritten
  11. 34Product liability lawsuits against us could cause us to incur substantial liabilities and could limit commercialization of any product candidates that we may develop32% rewritten
  12. 35injury to our reputation and significant negative media attention

Risks Related to Regulatory Compliance

  1. 36CARDAMYST, and any subsequent etripamil indications or any future product candidates, if approved, will remain subject to ongoing regulatory oversight
  2. 37refuse to allow us to enter into supply contracts, including government contracts
  3. 38In addition, we cannot predict the likelihood, nature or extent of government regulation that may arise from future legislation or administrative or executive action, either in the United States or abroad
  4. 39Healthcare legislative reform measures may have a negative impact on our business and results of operations86% rewritten
  5. 40In addition, other legislative changes have been proposed and adopted since the PPACA was enacted. These changes include aggregate reductions to Medicare payments to providers of 2% per fiscal year, which began in 2013 and will remain in effect until 2032 unless additional Congressional action is takenNew
  6. 41Our business involves the use of hazardous materials and we and our third-party manufacturers and suppliers must comply with environmental laws and regulations, which can be expensive and restrict how we do business

Risks Related to Our Dependence on Third Parties

  1. 42We will rely on third parties to produce clinical and commercial supplies of etripamil and any future product candidates
  2. 43the possibility that, to the extent we need to complete technology transfers to a backup CMO or alternative CMO, we may be subject to additional costs associated with the technology transfer or dependent on the cooperation of our current CMOs
  3. 44We rely on third parties to conduct, supervise and monitor our preclinical studies and clinical trials, and if those third parties perform in an unsatisfactory manner, it may harm our business45% rewritten
  4. 45marketing applications. Accordingly, if our CROs fail to comply with these regulations or fail to recruit a sufficient number of subjects, we may be required to repeat clinical trials, which would delay the regulatory approval processNew
  5. 46undergo changes in priorities or become financially distressed
  6. 47Etripamil is intended to be used with a nasal-spray device, which may result in additional regulatory and supply risks42% rewritten

Risks Related to Our Intellectual Property

  1. 48Obtaining and maintaining our patent protection depends on compliance with various procedural, document submission, fee payment, and other requirements imposed by government patent agencies, and our patent protection could be reduced or eliminated for non-compliance with these requirements
  2. 49Patent terms may be inadequate to protect our competitive position on our product candidates for an adequate amount of time
  3. 50Intellectual property rights do not necessarily address all potential threats to our business
  4. 51We may become involved in lawsuits to protect or enforce our patents or other intellectual property rights, which could be expensive, time consuming and unsuccessful
  5. 52Third parties may initiate legal proceedings alleging that we are infringing their intellectual property rights, the outcome of which would be uncertain and could have a negative impact on the success of our business
  6. 53We may need to license intellectual property from third parties, and such licenses may not be available or may not be available on commercially reasonable terms
  7. 54We may be subject to claims asserting that our employees, consultants, or advisors have wrongfully used or disclosed alleged trade secrets of their current or former employers or claims asserting ownership of what we regard as our own intellectual property
  8. 55Changes in U.S. patent law or the patent law of other countries or jurisdictions could diminish the value of patents in general, thereby impairing our ability to protect etripamil and any future product candidates29% rewritten
  9. 56We may not be able to protect our intellectual property rights throughout the world, which could negatively impact our business
  10. 57Reliance on third parties requires us to share our proprietary information, which increases the possibility that such information will be misappropriated or disclosed
  11. 58Any trademarks we may obtain may be infringed or successfully challenged, resulting in harm to our business29% rewritten
  12. 59If we are unable to protect the confidentiality of our proprietary information, our business and competitive position would be harmed36% rewritten
  13. 60them, or those to whom they communicate, from using that technology or information to compete with us. If any of our proprietary information were to be disclosed to or independently developed by a competitor, our competitive position would be harmedNew

Risks Related to Our Business Operations, Employee Matters and Managing Growth

  1. 61Our future success depends on our ability to retain key executives and to attract, retain and motivate qualified personnel
  2. 62We may expand our organization in the future, and we may experience difficulties in managing this growth, which could disrupt our operations90% rewritten
  3. 63costs and may divert our management and business development resources. Any inability to manage growth could delay the execution of our business plans or disrupt our operationsNew
  4. 64Our employees, principal investigators, consultants, and commercial partners may engage in misconduct or other improper activities, including non-compliance with regulatory standards and requirements and insider trading41% rewritten
  5. 65Our current or future acquisitions or strategic collaborations could increase our capital requirements, dilute our shareholders, cause us to incur debt, or assume contingent liabilities and subject us to other risks
  6. 66our inability to generate revenue from acquired technology and/or drugs sufficient to meet our objectives in undertaking the acquisition or even to offset the associated acquisition and maintenance costs

Risks Related to Ownership of Our Common Shares

  1. 67The market price of our common shares has been and may continue to be volatile and fluctuate substantially, and you could lose all or part of your investment21% rewritten
  2. 68investors’ general perception of us and our business
  3. 69We have a substantial number of outstanding warrants. The exercise of our outstanding warrants will dilute existing stockholders and could adversely affect the trading price of our common stockNew
  4. 70Unstable market and economic conditions, including as a result of recent bank closures, public health crises or geopolitical tensions may have serious adverse consequences on our business, financial condition, and share price30% rewritten
  5. 71Our common shares are thinly traded, and our shareholders may be unable to sell their shares quickly or at market price
  6. 72Concentration of ownership of our common shares among our existing executive officers, directors, and principal shareholders may prevent new investors from influencing significant corporate decisions
  7. 73If research analysts do not publish research or reports, or publish unfavorable research or reports, about us, our business or our market, our share price and trading volume could decline
  8. 74Because we do not anticipate paying any cash dividends on our share capital in the foreseeable future, capital appreciation, if any, will be your sole source of gain
  9. 75We have broad discretion in the use of our cash and cash equivalents and may use them in ways in which you do not agree or in ways that do not increase the value of your investment38% rewritten
  10. 76Future changes to tax laws could materially adversely affect our Company and reduce net returns to our shareholders65% rewritten
  11. 77Tax authorities may disagree with our positions and conclusions regarding certain tax positions, resulting in unanticipated costs, taxes, or non-realization of expected benefits
  12. 78We are a “smaller reporting company” under the SEC’s disclosure rules, meaning that we have either: (i) a public float of less than $250 million; or (ii) annual revenues of less than $100 million during the most recently completed fiscal year; and no public float; or a public float of less than $700 million
  13. 79We are incurring, and expect to continue to incur, additional costs as a result of operating as a public company, and our management will be required to devote substantial time to new compliance initiatives
  14. 80As a non-accelerated filer and smaller reporting company, we are exempt from Section 404(b) of the Sarbanes-Oxley Act, which requires auditor attestation to the effectiveness of internal control over financial reporting. We are, however, subject to Section 404(a) of the Sarbanes-Oxley Act
  15. 81Because we are a Canadian company, it may be difficult to serve legal process or enforce judgments against us
  16. 82We are governed by the corporate laws of Québec, Canada which in some cases have a different effect on shareholders than the corporate laws of Delaware
  17. 83Certain provisions of our bylaws and certain Canadian legislation, together or separately, could discourage or delay certain change in control transactions or shareholder proposals

Other Milestone Pharmaceuticals 10-Ks

  • FY2024 10-K risk factors
    82 risks

    Milestone Pharmaceuticals faces ongoing operating losses and an accumulated deficit of $367.5 million as a clinical-stage biotech. The company is heavily dependent on the clinical development, regulatory approval, and commercialization of its lead product candidate, etripamil, for PSVT and AFib-RVR. Substantial additional capital will be required to fund operations, as existing cash is projected to last for at least the next 12 months.

    Filed Mar 13, 2025

About this page

The headings are the filing's own. The one-line readings and the overview are automated and can be wrong: read Item 1A of the 10-K for the exact wording.