• Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • AI SuperconnectorNEW
  • Settings
  • RSS Feeds
Quantisnow Logo
  • Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • AI SuperconnectorNEW
  • Settings
  • RSS Feeds
PublishGo to AppAI Superconnector
    Quantisnow Logo

    © 2025 quantisnow.com
    Democratizing insights since 2022

    Services
    Live news feedsRSS FeedsAlertsPublish with Us
    Company
    AboutQuantisnow PlusContactJobsAI superconnector for talent & startupsNEW
    Legal
    Terms of usePrivacy policyCookie policy

    Amendment: SEC Form SCHEDULE 13G/A filed by Altimmune Inc.

    5/15/25 11:05:50 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Get the next $ALT alert in real time by email



    SECURITIES AND EXCHANGE COMMISSION
    Washington, D.C. 20549


    SCHEDULE 13G


    UNDER THE SECURITIES EXCHANGE ACT OF 1934
    (Amendment No. 3)


    Altimmune, Inc

    (Name of Issuer)


    Common Stock

    (Title of Class of Securities)


    02155H200

    (CUSIP Number)


    03/31/2025

    (Date of Event Which Requires Filing of this Statement)


    Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
    Checkbox checked   Rule 13d-1(b)
    Checkbox not checked   Rule 13d-1(c)
    Checkbox not checked   Rule 13d-1(d)






    SCHEDULE 13G

    CUSIP No.
    02155H200


    1Names of Reporting Persons

    Ameriprise Financial, Inc.
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    DELAWARE
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    6Shared Voting Power

    1,428,430.00
    7Sole Dispositive Power

    8Shared Dispositive Power

    1,443,932.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    1,443,932.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.9 %
    12Type of Reporting Person (See Instructions)

    HC


    SCHEDULE 13G

    CUSIP No.
    02155H200


    1Names of Reporting Persons

    TAM UK International Holdings Limited
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    UNITED KINGDOM
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    6Shared Voting Power

    1,324,639.00
    7Sole Dispositive Power

    8Shared Dispositive Power

    1,324,639.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    1,324,639.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.7 %
    12Type of Reporting Person (See Instructions)

    FI


    SCHEDULE 13G

    CUSIP No.
    02155H200


    1Names of Reporting Persons

    Threadneedle Holdings Limited
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    UNITED KINGDOM
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    6Shared Voting Power

    1,324,639.00
    7Sole Dispositive Power

    8Shared Dispositive Power

    1,324,639.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    1,324,639.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.7 %
    12Type of Reporting Person (See Instructions)

    FI


    SCHEDULE 13G

    CUSIP No.
    02155H200


    1Names of Reporting Persons

    TAM UK Holdings Limited
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    UNITED KINGDOM
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    6Shared Voting Power

    1,324,639.00
    7Sole Dispositive Power

    8Shared Dispositive Power

    1,324,639.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    1,324,639.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.7 %
    12Type of Reporting Person (See Instructions)

    FI


    SCHEDULE 13G

    CUSIP No.
    02155H200


    1Names of Reporting Persons

    Threadneedle Asset Management Holdings Limited
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    UNITED KINGDOM
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    6Shared Voting Power

    1,324,639.00
    7Sole Dispositive Power

    8Shared Dispositive Power

    1,324,639.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    1,324,639.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.7 %
    12Type of Reporting Person (See Instructions)

    FI


    SCHEDULE 13G

    CUSIP No.
    02155H200


    1Names of Reporting Persons

    TC Financing Ltd
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    UNITED KINGDOM
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    6Shared Voting Power

    1,324,639.00
    7Sole Dispositive Power

    8Shared Dispositive Power

    1,324,639.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    1,324,639.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.7 %
    12Type of Reporting Person (See Instructions)

    FI


    SCHEDULE 13G

    CUSIP No.
    02155H200


    1Names of Reporting Persons

    Threadneedle Asset Management Limited
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    UNITED KINGDOM
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    6Shared Voting Power

    1,324,639.00
    7Sole Dispositive Power

    8Shared Dispositive Power

    1,324,639.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    1,324,639.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.7 %
    12Type of Reporting Person (See Instructions)

    FI


    SCHEDULE 13G

    CUSIP No.
    02155H200


    1Names of Reporting Persons

    Threadneedle Investment Services Limited
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    UNITED KINGDOM
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    6Shared Voting Power

    1,324,639.00
    7Sole Dispositive Power

    8Shared Dispositive Power

    1,324,639.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    1,324,639.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.7 %
    12Type of Reporting Person (See Instructions)

    FI


    SCHEDULE 13G

    Item 1. 
    (a)Name of issuer:

    Altimmune, Inc
    (b)Address of issuer's principal executive offices:

    910 Clopper Road, Suite 201S, Gaithersburg, Maryland 20878
    Item 2. 
    (a)Name of person filing:

    (a) Ameriprise Financial, Inc. ("AFI") (b) TAM UK International Holdings Limited ("TAMUKI") (c) Threadneedle Holdings Limited ("THL") (d) TAM UK Holdings Limited ("TUHL") (e) Threadneedle Asset Management Holdings Limited ("TAMHL") (f) TC Financing Ltd ("TCFL") (g) Threadneedle Asset Management Limited ("TAML") (h) Threadneedle Investment Services Limited ("TISL") Persons (a) through (h) are sometimes referred to herein as the "Ameriprise Entities".
    (b)Address or principal business office or, if none, residence:

    (a) 145 Ameriprise Financial Center, Minneapolis, MN 55474 (b) Cannon Place, 78 Cannon Street, London, EC4N 6AG (c) Cannon Place, 78 Cannon Street, London, EC4N 6AG (d) Cannon Place, 78 Cannon Street, London, EC4N 6AG (e) Cannon Place, 78 Cannon Street, London, EC4N 6AG (f) Cannon Place, 78 Cannon Street, London, EC4N 6AG (g) Cannon Place, 78 Cannon Street, London, EC4N 6AG (h) Cannon Place, 78 Cannon Street, London, EC4N 6AG
    (c)Citizenship:

    (a) Delaware (b) United Kingdom (c) United Kingdom (d) United Kingdom (e) United Kingdom (f) United Kingdom (g) United Kingdom (h) United Kingdom
    (d)Title of class of securities:

    Common Stock
    (e)CUSIP No.:

    02155H200
    Item 3.If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
    (a)Checkbox not checked   Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
    (b)Checkbox not checked   Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
    (c)Checkbox not checked   Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
    (d)Checkbox not checked   Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
    (e)Checkbox not checked   An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
    (f)Checkbox not checked   An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
    (g)Checkbox checked   A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
    (h)Checkbox not checked   A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
    (i)Checkbox not checked   A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
    (j)Checkbox not checked   A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
           please specify the type of institution:
    (k)Checkbox not checked   Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
     
    Item 4.Ownership
    (a)Amount beneficially owned:

    Incorporated by reference to Items (5)-(9) and (11) of the cover page pertaining to each reporting person. AFI, as the parent company of the other Ameriprise Entities, may be deemed to beneficially own the shares reported herein by those reporting persons. Accordingly, the shares reported herein by AFI include those shares separately reported herein by those reporting persons. Each of the Ameriprise Entities disclaims beneficial ownership of any shares reported on this Schedule.
    (b)Percent of class:

    The information required by Item 4(b) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.
    (c)Number of shares as to which the person has:
     (i) Sole power to vote or to direct the vote:

    The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.

     (ii) Shared power to vote or to direct the vote:

    The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.

     (iii) Sole power to dispose or to direct the disposition of:

    The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.

     (iv) Shared power to dispose or to direct the disposition of:

    The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.

    Item 5.Ownership of 5 Percent or Less of a Class.
     
    Checkbox checked    Ownership of 5 percent or less of a class
    Item 6.Ownership of more than 5 Percent on Behalf of Another Person.
     
    Not Applicable
    Item 7.Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
     
    If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.


    AFI: See Exhibit I
    Item 8.Identification and Classification of Members of the Group.
     
    Not Applicable
    Item 9.Notice of Dissolution of Group.
     
    Not Applicable

    Item 10.Certifications:
     
    By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

        SIGNATURE 
     
    After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

     
    Ameriprise Financial, Inc.
     
    Signature:/s/ Michael G. Clarke
    Name/Title:Michael G. Clarke, Senior Vice President, North America Head of Operations & Investor Services
    Date:05/15/2025
     
    TAM UK International Holdings Limited
     
    Signature:/s/ Michael G. Clarke
    Name/Title:By: Columbia Management Investment Advisers, LLC, as Attorney in Fact, By: Michael G. Clarke, SVP, North America H.O. & Investor Services
    Date:05/15/2025
     
    Threadneedle Holdings Limited
     
    Signature:/s/ Michael G. Clarke
    Name/Title:By: Columbia Management Investment Advisers, LLC, as Attorney in Fact, By: Michael G. Clarke, SVP, North America H.O. & Investor Services
    Date:05/15/2025
     
    TAM UK Holdings Limited
     
    Signature:/s/ Michael G. Clarke
    Name/Title:By: Columbia Management Investment Advisers, LLC, as Attorney in Fact, By: Michael G. Clarke, SVP, North America H.O. & Investor Services
    Date:05/15/2025
     
    Threadneedle Asset Management Holdings Limited
     
    Signature:/s/ Michael G. Clarke
    Name/Title:By: Columbia Management Investment Advisers, LLC, as Attorney in Fact, By: Michael G. Clarke, SVP, North America H.O. & Investor Services
    Date:05/15/2025
     
    TC Financing Ltd
     
    Signature:/s/ Michael G. Clarke
    Name/Title:By: Columbia Management Investment Advisers, LLC, as Attorney in Fact, By: Michael G. Clarke, SVP, North America H.O. & Investor Services
    Date:05/15/2025
     
    Threadneedle Asset Management Limited
     
    Signature:/s/ Michael G. Clarke
    Name/Title:By: Columbia Management Investment Advisers, LLC, as Attorney in Fact, By: Michael G. Clarke, SVP, North America H.O. & Investor Services
    Date:05/15/2025
     
    Threadneedle Investment Services Limited
     
    Signature:/s/ Michael G. Clarke
    Name/Title:By: Columbia Management Investment Advisers, LLC, as Attorney in Fact, By: Michael G. Clarke, SVP, North America H.O. & Investor Services
    Date:05/15/2025

    Comments accompanying signature:   Contact Information Charles Chiesa VP Fund Treasurer Global Operations and Investor Services Telephone: 617-385-9593 Exhibit Index Exhibit I Identification and Classification of the Subsidiaries which Acquired the Security Being Reported on by the Parent Holding Company. Exhibit II Joint Filing Agreement Exhibit III Powers of Attorney
    Get the next $ALT alert in real time by email

    Crush Q3 2025 with the Best AI Superconnector

    Stay ahead of the competition with Standout.work - your AI-powered talent-to-startup matching platform.

    AI-Powered Inbox
    Context-aware email replies
    Strategic Decision Support
    Get Started with Standout.work

    Recent Analyst Ratings for
    $ALT

    DatePrice TargetRatingAnalyst
    7/10/2025$1.00Sell
    Goldman
    2/28/2025Mkt Perform
    William Blair
    1/8/2025$18.00Buy
    Stifel
    11/12/2024$26.00Buy
    UBS
    4/29/2024Buy → Neutral
    Guggenheim
    1/24/2024$13.00Neutral
    Goldman
    3/22/2023$20.00 → $6.00Buy → Neutral
    Goldman
    12/1/2022$20.00Buy
    Goldman
    More analyst ratings

    $ALT
    Press Releases

    Fastest customizable press release news feed in the world

    View All

    Altimmune Announces FDA Fast Track Designation for Pemvidutide in Alcohol Use Disorder (AUD)

    Pemvidutide is the only drug currently granted Fast Track Designation in AUD RECLAIM, a Phase 2 trial of pemvidutide in AUD, is currently enrolling GAITHERSBURG, Md., Aug. 19, 2025 (GLOBE NEWSWIRE) -- Altimmune, Inc. (NASDAQ:ALT), a late clinical-stage biopharmaceutical company developing peptide-based therapeutics for liver and cardiometabolic diseases, today announced that the U.S. Food and Drug Administration (FDA) has granted Fast Track designation to pemvidutide for the treatment of Alcohol Use Disorder (AUD). Fast Track designation is intended to accelerate the development and review of new drugs that target serious conditions and address unmet medical needs. RECLAIM (NCT06987513)

    8/19/25 7:30:00 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Altimmune Announces Second Quarter 2025 Financial Results and Business Update

    Positive data from the IMPACT Phase 2b trial reinforces the potential for pemvidutide to be a highly differentiated MASH therapy Pemvidutide is the first product candidate to achieve statistically significant MASH resolution and weight loss at 24 weeks New data from the IMPACT trial demonstrates potentially class-leading improvements in corrected T1 (cT1), an important marker of liver inflammation and fibrosis End-of-Phase 2 Meeting with FDA expected in Q4 2025 Cash, cash equivalents and short-term investments of $183.1 million as of June 30, 2025 Webcast to be held today, August 12, 2025, at 8:30 a.m. ET GAITHERSBURG, Md., Aug. 12, 2025 (GLOBE NEWSWIRE) -- Altimmune, Inc. (NASDAQ:A

    8/12/25 7:00:00 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Altimmune Board of Directors Appoints Jerry Durso as Chairman

    Appointment recognizes Mr. Durso's extensive commercial expertise as Altimmune prepares for Phase 3 development of pemvidutide in MASH Mitchel Sayare, Ph.D., to remain on the Board as Independent Director GAITHERSBURG, Md., Aug. 11, 2025 (GLOBE NEWSWIRE) -- Altimmune, Inc. (NASDAQ:ALT), a late clinical-stage biopharmaceutical company developing novel peptide-based therapeutics for liver and cardiometabolic diseases, today announced that its Board of Directors has appointed Jerry Durso as Chairman, effective August 12, 2025. Mr. Durso succeeds Mitchel Sayare, Ph.D., who will continue to serve on the Board as an Independent Director. The leadership transition is part of the Board's

    8/11/25 7:30:00 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $ALT
    Insider Trading

    Insider transactions reveal critical sentiment about the company from key stakeholders. See them live in this feed.

    View All

    Chief Business Officer Jordt Raymond M was granted 1,368 shares, increasing direct ownership by 4% to 36,270 units (SEC Form 4)

    4 - Altimmune, Inc. (0001326190) (Issuer)

    8/4/25 4:06:54 PM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Chief Medical Officer Harris Matthew Scott was granted 2,018 shares, increasing direct ownership by 14% to 16,087 units (SEC Form 4)

    4 - Altimmune, Inc. (0001326190) (Issuer)

    8/4/25 4:05:50 PM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Chief Scientific Officer Roberts M Scot was granted 846 shares, increasing direct ownership by 1% to 74,066 units (SEC Form 4)

    4 - Altimmune, Inc. (0001326190) (Issuer)

    8/4/25 4:05:21 PM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $ALT
    Analyst Ratings

    Analyst ratings in real time. Analyst ratings have a very high impact on the underlying stock. See them live in this feed.

    View All

    Goldman resumed coverage on Altimmune with a new price target

    Goldman resumed coverage of Altimmune with a rating of Sell and set a new price target of $1.00

    7/10/25 8:47:17 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    William Blair initiated coverage on Altimmune

    William Blair initiated coverage of Altimmune with a rating of Mkt Perform

    2/28/25 7:17:56 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Stifel initiated coverage on Altimmune with a new price target

    Stifel initiated coverage of Altimmune with a rating of Buy and set a new price target of $18.00

    1/8/25 7:32:53 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $ALT
    Insider Purchases

    Insider purchases reveal critical bullish sentiment about the company from key stakeholders. See them live in this feed.

    View All

    Director Sohn Catherine A. bought $5,784 worth of shares (1,000 units at $5.78) (SEC Form 4)

    4 - Altimmune, Inc. (0001326190) (Issuer)

    3/18/25 4:15:22 PM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Chief Financial Officer Weaver Gregory L bought $51,996 worth of shares (10,000 units at $5.20) (SEC Form 4)

    4 - Altimmune, Inc. (0001326190) (Issuer)

    3/14/25 7:27:34 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $ALT
    SEC Filings

    View All

    SEC Form DEF 14A filed by Altimmune Inc.

    DEF 14A - Altimmune, Inc. (0001326190) (Filer)

    8/15/25 4:11:17 PM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    SEC Form 10-Q filed by Altimmune Inc.

    10-Q - Altimmune, Inc. (0001326190) (Filer)

    8/12/25 10:15:21 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Altimmune Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits

    8-K - Altimmune, Inc. (0001326190) (Filer)

    8/12/25 7:10:10 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $ALT
    Leadership Updates

    Live Leadership Updates

    View All

    Altimmune Board of Directors Appoints Jerry Durso as Chairman

    Appointment recognizes Mr. Durso's extensive commercial expertise as Altimmune prepares for Phase 3 development of pemvidutide in MASH Mitchel Sayare, Ph.D., to remain on the Board as Independent Director GAITHERSBURG, Md., Aug. 11, 2025 (GLOBE NEWSWIRE) -- Altimmune, Inc. (NASDAQ:ALT), a late clinical-stage biopharmaceutical company developing novel peptide-based therapeutics for liver and cardiometabolic diseases, today announced that its Board of Directors has appointed Jerry Durso as Chairman, effective August 12, 2025. Mr. Durso succeeds Mitchel Sayare, Ph.D., who will continue to serve on the Board as an Independent Director. The leadership transition is part of the Board's

    8/11/25 7:30:00 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Seasoned Biopharmaceutical Industry Executives Teri Lawver and Jerry Durso Appointed to Altimmune Board of Directors

    Ms. Lawver, former Chief Commercial Officer of Dexcom and Global Vice President at Johnson & Johnson responsible for billion-dollar Immunology and Cardiovascular & Metabolism Portfolios over her 20-year career Mr. Durso led biopharmaceutical company focused on liver disease as former CEO of Intercept Pharmaceuticals, previously oversaw multiple blockbuster franchises including cardiovascular and diabetes during 22-year tenure at Sanofi GAITHERSBURG, Md., Feb. 25, 2025 (GLOBE NEWSWIRE) --  Altimmune, Inc. (NASDAQ:ALT), a clinical-stage biopharmaceutical company, today announced the expansion of its Board of Directors with the appointments of Teri Lawver and Jerry Durso. "We are thrilled

    2/25/25 7:30:00 AM ET
    $ALT
    $DXCM
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Medical/Dental Instruments

    Altimmune Appoints Former GSK Executive Catherine Angell Sohn, Pharm.D. to its Board of Directors

    GAITHERSBURG, Md., March 27, 2023 (GLOBE NEWSWIRE) -- Altimmune, Inc. (NASDAQ:ALT), a clinical-stage biopharmaceutical company, today announced the appointment of Catherine Angell Sohn, Pharm.D. to its Board of Directors. "We are delighted to welcome Catherine to our Board of Directors," said Vipin K. Garg, Ph.D., President and Chief Executive Officer. "Her broad experience in the pharmaceutical industry including strategic product development, business development and commercialization will be invaluable to Altimmune as we pursue our mission to develop next generation peptide therapeutics for obesity and liver disease." Dr. Sohn added, "I am very honored and pleased to join the Altimmun

    3/27/23 4:05:00 PM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $ALT
    Large Ownership Changes

    This live feed shows all institutional transactions in real time.

    View All

    Amendment: SEC Form SC 13G/A filed by Altimmune Inc.

    SC 13G/A - Altimmune, Inc. (0001326190) (Subject)

    11/14/24 11:58:56 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Amendment: SEC Form SC 13G/A filed by Altimmune Inc.

    SC 13G/A - Altimmune, Inc. (0001326190) (Subject)

    10/17/24 11:16:51 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Amendment: SEC Form SC 13G/A filed by Altimmune Inc.

    SC 13G/A - Altimmune, Inc. (0001326190) (Subject)

    10/16/24 4:21:16 PM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $ALT
    Financials

    Live finance-specific insights

    View All

    Altimmune Announces Second Quarter 2025 Financial Results and Business Update

    Positive data from the IMPACT Phase 2b trial reinforces the potential for pemvidutide to be a highly differentiated MASH therapy Pemvidutide is the first product candidate to achieve statistically significant MASH resolution and weight loss at 24 weeks New data from the IMPACT trial demonstrates potentially class-leading improvements in corrected T1 (cT1), an important marker of liver inflammation and fibrosis End-of-Phase 2 Meeting with FDA expected in Q4 2025 Cash, cash equivalents and short-term investments of $183.1 million as of June 30, 2025 Webcast to be held today, August 12, 2025, at 8:30 a.m. ET GAITHERSBURG, Md., Aug. 12, 2025 (GLOBE NEWSWIRE) -- Altimmune, Inc. (NASDAQ:A

    8/12/25 7:00:00 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Altimmune to Report Second Quarter 2025 Financial Results and Provide Business Update on August 12, 2025

    GAITHERSBURG, Md., Aug. 05, 2025 (GLOBE NEWSWIRE) -- Altimmune, Inc. (NASDAQ:ALT), a late clinical-stage biopharmaceutical company, today announced that it will report its second quarter 2025 financial results on Tuesday, August 12, 2025. Altimmune management will host a conference call at 8:30 am E.T. on August 12 to discuss financial results and provide a business update. The conference call will be webcast live on Altimmune's Investor Relations website at https://ir.altimmune.com/investors. Participants who would like to join the call may register here to receive the dial-in numbers and unique PIN to access the call. Shortly after the call, a replay will be available on the Investor R

    8/5/25 7:30:00 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Altimmune Announces Positive Topline Results from the IMPACT Phase 2b Trial of Pemvidutide in the Treatment of MASH

    First product candidate to demonstrate significant MASH effects and weight loss at 24 weeks Trial met its primary endpoint with statistically significant MASH resolution without worsening of fibrosis in up to 59.1% of participants in an ITT analysis Fibrosis improvement without worsening of MASH in up to 34.5% of participants in an ITT analysis Supplemental AI-based analysis demonstrated statistically significant reductions in liver fibrosis at 24 weeks Weight loss of up to 6.2% at 24 weeks with no plateauing Potentially best-in-class tolerability, with less than 1% treatment discontinuations due to adverse events in pemvidutide-treated participants Conference call to be held on June 2

    6/26/25 7:00:00 AM ET
    $ALT
    Biotechnology: Pharmaceutical Preparations
    Health Care