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

    © 2025 quantisnow.com
    Democratizing insights since 2022

    Services
    Live news feedsRSS FeedsAlertsPublish with Us
    Company
    AboutQuantisnow PlusContactJobsAI employees for your businessNEW
    Legal
    Terms of usePrivacy policyCookie policy

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

    2/7/25 10:23:35 AM ET
    $KROS
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Get the next $KROS 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. 5)


    KEROS THERAPEUTICS INC

    (Name of Issuer)


    COMMON STOCK

    (Title of Class of Securities)


    492327101

    (CUSIP Number)


    01/31/2025

    (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.
    492327101


    1Names of Reporting Persons

    FMR LLC
    2Check the appropriate box if a member of a Group (see instructions)

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

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

    703,293.00
    6Shared Voting Power

    0.00
    7Sole Dispositive Power

    704,472.00
    8Shared Dispositive Power

    0.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    704,472.00
    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)

    HC


    SCHEDULE 13G

    CUSIP No.
    492327101


    1Names of Reporting Persons

    Abigail P. Johnson
    2Check the appropriate box if a member of a Group (see instructions)

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

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

    0.00
    6Shared Voting Power

    0.00
    7Sole Dispositive Power

    704,472.00
    8Shared Dispositive Power

    0.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    704,472.00
    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)

    IN


    SCHEDULE 13G

    Item 1. 
    (a)Name of issuer:

    KEROS THERAPEUTICS INC
    (b)Address of issuer's principal executive offices:

    1050 WALTHAM STREET,SUITE 302,Lexington,MA,X1,02421
    Item 2. 
    (a)Name of person filing:

    FMR LLC
    (b)Address or principal business office or, if none, residence:

    245 Summer Street, Boston, Massachusetts 02210
    (c)Citizenship:

    Not applicable
    (d)Title of class of securities:

    COMMON STOCK
    (e)CUSIP No.:

    492327101
    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:

    704472.00
    (b)Percent of class:

    1.7  %
    (c)Number of shares as to which the person has:
     (i) Sole power to vote or to direct the vote:

    Please see the responses to Items 5 and 6 on the cover page.

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

    0.00

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

    704472.00

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

    0.00

    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.
     
    If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.


    One or more other persons are known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the COMMON STOCK of KEROS THERAPEUTICS INC. No one other person's interest in the COMMON STOCK of KEROS THERAPEUTICS INC is more than five percent of the total outstanding COMMON STOCK.
    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.


    See attached Exhibit 99.
    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.

     
    FMR LLC
     
    Signature:Stephanie J. Brown
    Name/Title:Duly authorized under Power of Attorney effective as of January 3, 2023, by and on behalf of FMR LLC and its direct and indirect subsidiaries*
    Date:02/06/2025
     
    Abigail P. Johnson
     
    Signature:Stephanie J. Brown
    Name/Title:Duly authorized under Power of Attorney effective as of January 26, 2023, by and on behalf of Abigail P. Johnson**
    Date:02/06/2025

    Comments accompanying signature:  * This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 10, 2023, accession number: 0000315066-23-000003.** This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 31, 2023, accession number: 0000315066-23-000038.
    Exhibit Information

    Please see Exhibit 99 for 13d-1(k) (1) agreement.

    Get the next $KROS alert in real time by email

    Crush Q3 2025 with the Best AI Executive Assistant

    Stay ahead of the competition with Tailforce.ai - your AI-powered business intelligence partner.

    AI-Powered Inbox
    Context-aware email replies
    Strategic Decision Support
    Get Started with Tailforce.ai

    Recent Analyst Ratings for
    $KROS

    DatePrice TargetRatingAnalyst
    6/10/2025$18.00Buy → Neutral
    BofA Securities
    1/21/2025Overweight → Neutral
    Cantor Fitzgerald
    1/17/2025$15.00Outperform → Neutral
    Wedbush
    12/16/2024$102.00 → $63.00Outperform
    Oppenheimer
    12/16/2024Buy → Neutral
    Guggenheim
    12/13/2024$100.00 → $47.00Buy
    H.C. Wainwright
    12/12/2024Buy → Hold
    TD Cowen
    12/12/2024Outperform → Mkt Perform
    William Blair
    More analyst ratings

    $KROS
    Press Releases

    Fastest customizable press release news feed in the world

    See more
    • Keros Therapeutics Announces the First Patient Dosing in the Phase 3 RENEW Clinical Trial of Elritercept

      LEXINGTON, Mass., July 17, 2025 (GLOBE NEWSWIRE) -- Keros Therapeutics, Inc. ("Keros") (NASDAQ:KROS), a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutics to treat a wide range of patients with disorders that are linked to dysfunctional signaling of the transforming growth factor-beta ("TGF-ß") family of proteins, today announced that the first patient was dosed in the Phase 3 RENEW clinical trial of elritercept in adults with transfusion-dependent anemia with very low, low, or intermediate risk myelodysplastic syndromes ("MDS"). The dosing of the first patient triggers a $10 million milestone payment to Keros under the global license agre

      7/17/25 8:00:00 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • ADAR1 Issues Statement on Keros Therapeutics' Troubling 2025 Director Election Results and Insufficient Capital Return Proposal

      Significant Withhold Votes from Directors Mary Ann Gray and Alpna Seth Underscores Need for Change and a More Disciplined Capital Allocation Strategy AUSTIN, Texas, June 9, 2025 /PRNewswire/ -- ADAR1 Capital Management, LLC (together with its affiliates, "ADAR1" or "We"), the largest stockholder of Keros Therapeutics (NASDAQ:KROS) ("Keros" or the "Company"), today issued the following statement regarding the results of the Company's 2025 Annual Meeting of Stockholders (the "Annual Meeting"): "We believe the outcome of the Annual Meeting underscores what we have consistently conveyed to Keros' Board of Directors: there is broad and growing concern among stockholders regarding the Board's cap

      6/9/25 3:12:00 PM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Keros Announces Return of $375 Million in Excess Capital to Stockholders

      LEXINGTON, Mass., June 09, 2025 (GLOBE NEWSWIRE) -- Keros Therapeutics, Inc. ("Keros" or the "Company") (NASDAQ:KROS), a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutics to treat a wide range of patients with disorders that are linked to dysfunctional signaling of the transforming growth factor-beta ("TGF-ß") family of proteins, today announced that the Company has concluded its previously announced review process to evaluate strategic alternatives to maximize stockholder value for the Company. As a result of this process, the Company's Board of Directors (the "Board") unanimously determined to initiate a process to return $375 million o

      6/9/25 6:55:00 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $KROS
    SEC Filings

    See more
    • Keros Therapeutics Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits

      8-K - Keros Therapeutics, Inc. (0001664710) (Filer)

      7/17/25 8:03:26 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Keros Therapeutics Inc. filed SEC Form 8-K: Leadership Update

      8-K - Keros Therapeutics, Inc. (0001664710) (Filer)

      7/15/25 4:01:44 PM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Keros Therapeutics Inc. filed SEC Form 8-K: Submission of Matters to a Vote of Security Holders, Other Events, Financial Statements and Exhibits

      8-K - Keros Therapeutics, Inc. (0001664710) (Filer)

      6/9/25 6:56:15 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $KROS
    Insider Purchases

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

    See more
    • Large owner Adar1 Capital Management, Llc bought $328,127 worth of shares (34,925 units at $9.40) (SEC Form 4)

      4 - Keros Therapeutics, Inc. (0001664710) (Issuer)

      4/11/25 9:57:19 PM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $KROS
    Insider Trading

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

    See more
    • SEC Form 4 filed by Large owner Adar1 Capital Management, Llc

      4 - Keros Therapeutics, Inc. (0001664710) (Issuer)

      6/24/25 4:05:12 PM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form 4 filed by Large owner Adar1 Capital Management, Llc

      4 - Keros Therapeutics, Inc. (0001664710) (Issuer)

      6/12/25 4:51:24 PM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Amendment: SEC Form 4 filed by Director Kariv Tomer

      4/A - Keros Therapeutics, Inc. (0001664710) (Issuer)

      6/11/25 7:45:35 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $KROS
    Analyst Ratings

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

    See more
    • Keros Therapeutics downgraded by BofA Securities with a new price target

      BofA Securities downgraded Keros Therapeutics from Buy to Neutral and set a new price target of $18.00

      6/10/25 7:53:18 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Keros Therapeutics downgraded by Cantor Fitzgerald

      Cantor Fitzgerald downgraded Keros Therapeutics from Overweight to Neutral

      1/21/25 7:51:46 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Keros Therapeutics downgraded by Wedbush with a new price target

      Wedbush downgraded Keros Therapeutics from Outperform to Neutral and set a new price target of $15.00

      1/17/25 11:09:49 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $KROS
    Leadership Updates

    Live Leadership Updates

    See more
    • Keros Therapeutics Appoints Yung H. Chyung, M.D., as Chief Medical Officer

      LEXINGTON, Mass., Oct. 16, 2024 (GLOBE NEWSWIRE) -- Keros Therapeutics, Inc. ("Keros" or the "Company") (NASDAQ:KROS), a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutics to treat a wide range of patients with disorders that are linked to dysfunctional signaling of the transforming growth factor-beta ("TGF-ß") family of proteins, today announced the appointment of Yung H. Chyung, M.D., as Keros' Chief Medical Officer, effective as of November 1, 2024. "We are thrilled to welcome Yung to Keros and look forward to leveraging his development and TGF-ß superfamily expertise as we continue to advance our clinical programs," said Chair and Chi

      10/16/24 8:00:00 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Keros Therapeutics Appoints Jean-Jacques Bienaimé to its Board of Directors

      LEXINGTON, Mass., May 28, 2024 (GLOBE NEWSWIRE) -- Keros Therapeutics, Inc. ("Keros" or the "Company") (NASDAQ:KROS), a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutics to treat a wide range of patients with disorders that are linked to dysfunctional signaling of the transforming growth factor-beta ("TGF-ß") family of proteins, today announced that it appointed Jean-Jacques Bienaimé to its Board of Directors, effective June 1, 2024. "On behalf of the Board, we are delighted to welcome Jean-Jacques to Keros during this pivotal phase of our growth," said President and Chief Executive Officer Jasbir Seehra, Ph.D. "Jean-Jacques is a deeply

      5/28/24 4:01:00 PM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Keros Therapeutics Appoints Alpna Seth, Ph.D., to its Board of Directors

      LEXINGTON, Mass., April 19, 2023 (GLOBE NEWSWIRE) -- Keros Therapeutics, Inc. ("Keros" or the "Company") (NASDAQ:KROS), a clinical-stage biopharmaceutical company focused on the discovery, development and commercialization of novel treatments for patients suffering from hematological, pulmonary and cardiovascular disorders with high unmet medical need, today announced that it appointed Alpna Seth, Ph.D., to its Board of Directors, effective May 1, 2023. "Dr. Seth's deep industry experience and expertise in drug development, global operations and product launches will be an invaluable addition to our Board of Directors," said President and Chief Executive Officer Jasbir Seehra, Ph.D. "We a

      4/19/23 8:00:00 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $KROS
    Financials

    Live finance-specific insights

    See more
    • Keros Therapeutics Reports Recent First Quarter 2025 Financial Results

      LEXINGTON, Mass., May 06, 2025 (GLOBE NEWSWIRE) -- Keros Therapeutics, Inc. ("Keros" or the "Company") (NASDAQ:KROS), a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutics to treat a wide range of patients with disorders that are linked to dysfunctional signaling of the transforming growth factor-beta ("TGF-ß") family of proteins, today reported financial results for the quarter ended March 31, 2025. "In the first quarter, we reported initial topline results from the Phase 1 clinical trial of KER-065 that met key objectives and yielded valuable insights. These findings position us well as we prepare to engage with regulators with the aim

      5/6/25 4:01:42 PM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Keros Therapeutics Announces Review of Strategic Alternatives

      Adopts Limited-Duration Stockholder Rights Plan to Protect Integrity of Process LEXINGTON, Mass., April 10, 2025 (GLOBE NEWSWIRE) -- Keros Therapeutics, Inc. ("Keros" or the "Company") (NASDAQ:KROS), a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutics to treat a wide range of patients with disorders that are linked to dysfunctional signaling of the transforming growth factor-beta ("TGF-ß") family of proteins, today announced that its Board of Directors (the "Board") has determined to initiate a formal review process to evaluate strategic alternatives to maximize stockholder value for the Company. In connection with this determination, th

      4/10/25 6:00:00 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Keros Therapeutics Announces Initial Topline Results from the Phase 1 Clinical Trial of KER-065 in Healthy Volunteers

      Trial achieved key objectives for safety, tolerability, pharmacokinetics and pharmacodynamicsClinical data from this trial, together with preclinical data, support the therapeutic potential of KER-065 for broad impact in Duchenne muscular dystrophy ("DMD") and other neuromuscular indicationsKeros plans on advancing KER-065 into a Phase 2 clinical trial in DMD, subject to positive regulatory interactionKeros to host a conference call and webcast today, March 31, 2025, at 8:00 a.m. ET LEXINGTON, Mass., March 31, 2025 (GLOBE NEWSWIRE) -- Keros Therapeutics, Inc. ("Keros") (NASDAQ:KROS), a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutic

      3/31/25 6:00:00 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $KROS
    Large Ownership Changes

    This live feed shows all institutional transactions in real time.

    See more
    • SEC Form SC 13G/A filed by Keros Therapeutics Inc. (Amendment)

      SC 13G/A - Keros Therapeutics, Inc. (0001664710) (Subject)

      2/13/24 6:38:35 PM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form SC 13G/A filed by Keros Therapeutics Inc. (Amendment)

      SC 13G/A - Keros Therapeutics, Inc. (0001664710) (Subject)

      2/9/24 9:16:07 AM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form SC 13G/A filed by Keros Therapeutics Inc. (Amendment)

      SC 13G/A - Keros Therapeutics, Inc. (0001664710) (Subject)

      1/26/24 5:26:51 PM ET
      $KROS
      Biotechnology: Pharmaceutical Preparations
      Health Care