• Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • 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
  • Settings
  • RSS Feeds
Dashboard
    Quantisnow Logo

    © 2025 quantisnow.com
    Democratizing insights since 2022

    Services
    Live news feedsRSS FeedsAlerts
    Company
    AboutQuantisnow PlusContactJobs
    Legal
    Terms of usePrivacy policyCookie policy

    SEC Form 144 filed by Mersana Therapeutics Inc.

    1/17/25 7:05:10 PM ET
    $MRSN
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Get the next $MRSN alert in real time by email
    Form 144 Filer Information UNITED STATES
    SECURITIES AND EXCHANGE COMMISSION
    Washington, D.C. 20549

    Form 144

    NOTICE OF PROPOSED SALE OF SECURITIES
    PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933

    FORM 144

    144: Filer Information

    Filer CIK
    0001645755
    Filer CCC
    XXXXXXXX
    Is this a LIVE or TEST Filing? Radio button checked LIVE Radio button not checked TEST

    Submission Contact Information

    Name
    Phone
    E-Mail Address

    144: Issuer Information

    Name of Issuer
    Mersana Therapeutics, Inc.
    SEC File Number
    001-38129
    Address of Issuer
    840 Memorial Drive
    Cambridge
    MASSACHUSETTS
    02139
    Phone
    617-498-0020
    Name of Person for Whose Account the Securities are To Be Sold
    Alejandra Carvajal
    See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

    Relationship to Issuer
    Officer

    144: Securities Information

    Title of the Class of Securities To Be SoldName and Address of the BrokerNumber of Shares or Other Units To Be SoldAggregate Market ValueNumber of Shares or Other Units OutstandingApproximate Date of SaleName the Securities Exchange
    Common Stock
    ETRADE Financial Corporation
    3 Edison Drive
    Alpharetta � GA � 30005
    50963108.5612402722901/16/2025
    NASDAQ


    Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

    144: Securities To Be Sold

    Title of the ClassDate you AcquiredNature of Acquisition TransactionName of Person from Whom AcquiredIs this a Gift?Date Donor AcquiredAmount of Securities AcquiredDate of PaymentNature of Payment *
    Common Stock01/15/2025Vesting of restricted stock unit grantIssuerCheckbox not checked1250001/15/2025Services rendered

    * If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.



    Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

    144: Securities Sold During The Past 3 Months

    Name and Address of SellerTitle of Securities SoldDate of SaleAmount of Securities SoldGross Proceeds
    Alejandra Carvajal c/o Mersana Therapeutics, Inc.
    840 Memorial Drive
    Cambridge � MA � 02139
    Common Stock01/15/2025952599.76
    Alejandra Carvajal c/o Mersana Therapeutics, Inc.
    840 Memorial Drive
    Cambridge � MA � 02139
    Common Stock01/14/202533302197.80

    144: Remarks and Signature

    Remarks
    (1) Aggregate market value based on the closing price per share on Nasdaq on January 16, 2025. (2) Shares outstanding as of January 16, 2025.
    Date of Notice
    01/17/2025
    Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1
    05/10/2023

    ATTENTION:

    The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
    Signature
    /s/ Alejandra Carvajal

    ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

    Get the next $MRSN alert in real time by email

    Chat with this insight

    Save time and jump to the most important pieces.

    Recent Analyst Ratings for
    $MRSN

    DatePrice TargetRatingAnalyst
    2/6/2025Outperform
    William Blair
    11/15/2024$5.00Buy
    Citigroup
    3/19/2024$5.00Underweight → Neutral
    JP Morgan
    2/29/2024$6.00Neutral → Buy
    BTIG Research
    2/29/2024$7.00Neutral → Buy
    Guggenheim
    2/29/2024$2.00 → $7.00Neutral → Outperform
    Wedbush
    12/4/2023$1.00 → $5.00Neutral → Buy
    Citigroup
    7/28/2023$7.00 → $1.00Outperform → Neutral
    Robert W. Baird
    More analyst ratings

    $MRSN
    Press Releases

    Fastest customizable press release news feed in the world

    See more
    • Mersana Therapeutics Announces Strategic Restructuring and Reprioritization Plan Focused on Advancing Emi-Le in Triple-Negative Breast Cancer

      Cost-saving initiatives expected to extend company's cash runway and support current operating plan commitments into mid-2026 Company to host conference call at 8:00 a.m. ET on May 15 to discuss business updates and first quarter 2025 financial results CAMBRIDGE, Mass., May 06, 2025 (GLOBE NEWSWIRE) -- Mersana Therapeutics, Inc. (NASDAQ:MRSN), a clinical-stage biopharmaceutical company focused on developing a pipeline of antibody-drug conjugates (ADCs) targeting cancers in areas of high unmet medical need, today announced the implementation of a strategic restructuring and reprioritization plan aimed at extending the company's cash runway and furthering the development of emiltatug ledad

      5/6/25 7:00:51 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Mersana Therapeutics Announces Upcoming Emi-Le Oral and Poster Presentations at ASCO 2025 Annual Meeting

      CAMBRIDGE, Mass., April 23, 2025 (GLOBE NEWSWIRE) -- Mersana Therapeutics, Inc. (NASDAQ:MRSN), a clinical-stage biopharmaceutical company focused on discovering and developing a pipeline of antibody-drug conjugates (ADCs) targeting cancers in areas of high unmet medical need, today announced that the following presentations related to emiltatug ledadotin (Emi-Le; XMT-1660), Mersana's B7-H4-directed Dolasynthen ADC, will be given at the American Society of Clinical Oncology (ASCO) 2025 Annual Meeting taking place May 30-June 3, 2025 at McCormick Place, Chicago, IL: Oral Presentation Details Title: Initial Phase 1 Dose Escalation Data for Emiltatug Ledadotin (Emi-Le), a Novel B7-H4-Directe

      4/23/25 10:12:18 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Mersana Therapeutics Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)

      CAMBRIDGE, Mass., April 04, 2025 (GLOBE NEWSWIRE) -- Mersana Therapeutics, Inc. (NASDAQ:MRSN), a clinical-stage biopharmaceutical company focused on discovering and developing a pipeline of antibody-drug conjugates (ADCs) targeting cancers in areas of high unmet medical need, today announced that on April 1, 2025, an authorized sub-committee of the Board of Directors of Mersana granted an inducement award, consisting of a restricted stock unit (RSU) award to acquire 26,790 shares of its common stock, to one new employee whose employment commenced in March 2025. The award was granted as an inducement material to the new employee entering employment with Mersana in accordance with Nasdaq Lis

      4/4/25 4:05:38 PM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $MRSN
    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
    • William Blair initiated coverage on Mersana Therapeutics

      William Blair initiated coverage of Mersana Therapeutics with a rating of Outperform

      2/6/25 7:08:59 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Citigroup resumed coverage on Mersana Therapeutics with a new price target

      Citigroup resumed coverage of Mersana Therapeutics with a rating of Buy and set a new price target of $5.00

      11/15/24 8:15:56 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Mersana Therapeutics upgraded by JP Morgan with a new price target

      JP Morgan upgraded Mersana Therapeutics from Underweight to Neutral and set a new price target of $5.00

      3/19/24 7:51:31 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $MRSN
    Insider Trading

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

    See more
    • VP, Chief Accounting Officer Mandelia Ashish converted options into 8,685 shares and sold $2,061 worth of shares (3,554 units at $0.58), increasing direct ownership by 10% to 57,519 units (SEC Form 4)

      4 - Mersana Therapeutics, Inc. (0001442836) (Issuer)

      1/17/25 7:27:39 PM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Director Protopapas Anna sold $5,009 worth of shares (8,637 units at $0.58) and converted options into 21,250 shares, increasing direct ownership by 8% to 168,041 units (SEC Form 4)

      4 - Mersana Therapeutics, Inc. (0001442836) (Issuer)

      1/17/25 7:26:45 PM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SVP, Chief Sci.&Tech. Officer Lowinger Timothy B converted options into 19,791 shares and sold $4,668 worth of shares (8,048 units at $0.58), increasing direct ownership by 5% to 257,673 units (SEC Form 4)

      4 - Mersana Therapeutics, Inc. (0001442836) (Issuer)

      1/17/25 7:25:05 PM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $MRSN
    SEC Filings

    See more
    • Mersana Therapeutics Inc. filed SEC Form 8-K: Costs Associated with Exit or Disposal Activities, Regulation FD Disclosure, Other Events, Financial Statements and Exhibits

      8-K - Mersana Therapeutics, Inc. (0001442836) (Filer)

      5/6/25 7:11:55 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Amendment: SEC Form SCHEDULE 13G/A filed by Mersana Therapeutics Inc.

      SCHEDULE 13G/A - Mersana Therapeutics, Inc. (0001442836) (Subject)

      4/30/25 11:23:39 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form DEFA14A filed by Mersana Therapeutics Inc.

      DEFA14A - Mersana Therapeutics, Inc. (0001442836) (Filer)

      4/29/25 6:05:04 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $MRSN
    Large Ownership Changes

    This live feed shows all institutional transactions in real time.

    See more
    • Amendment: SEC Form SC 13D/A filed by Mersana Therapeutics Inc.

      SC 13D/A - Mersana Therapeutics, Inc. (0001442836) (Subject)

      11/15/24 4:45:57 PM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Amendment: SEC Form SC 13G/A filed by Mersana Therapeutics Inc.

      SC 13G/A - Mersana Therapeutics, Inc. (0001442836) (Subject)

      11/14/24 5:45:55 PM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Amendment: SEC Form SC 13G/A filed by Mersana Therapeutics Inc.

      SC 13G/A - Mersana Therapeutics, Inc. (0001442836) (Subject)

      11/14/24 6:01:51 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $MRSN
    Leadership Updates

    Live Leadership Updates

    See more
    • Mersana Therapeutics Announces Changes in Leadership

      Anna Protopapas to retire as President and Chief Executive Officer (CEO); will remain a member of the Board of DirectorsMartin Huber, M.D., current member of the Board of Directors, to be named President and CEOBrian DeSchuytner named Chief Operating Officer; Mohan Bala, Ph.D., named Chief Development Officer CAMBRIDGE, Mass., Sept. 06, 2023 (GLOBE NEWSWIRE) -- Mersana Therapeutics, Inc. (NASDAQ:MRSN), a clinical-stage biopharmaceutical company focused on discovering and developing a pipeline of antibody-drug conjugates (ADCs) targeting cancers in areas of high unmet medical need, today announced the retirement of Anna Protopapas, President and CEO, effective September 10, 2023, and the

      9/6/23 7:00:40 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Mersana Therapeutics Provides Statement About SVB

      CAMBRIDGE, Mass., March 10, 2023 (GLOBE NEWSWIRE) -- Mersana Therapeutics, Inc. (NASDAQ:MRSN), a clinical-stage biopharmaceutical company focused on discovering and developing a pipeline of antibody-drug conjugates (ADCs) targeting cancers in areas of high unmet medical need, today provided an update about its capital resources. A de minimis amount of Mersana's capital is currently held in a checking account at Silicon Valley Bank (SVB). The balance of the company's capital resources is held in a custodial account managed by another institution and in money market funds of institutions other than SVB. Mersana has a loan and security agreement with Oxford Finance LLC and SVB. As previously

      3/10/23 7:10:38 PM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Mersana Therapeutics Announces Appointment of Mohan Bala, Ph.D., as SVP, Strategic Product Planning & Program Leadership

      CAMBRIDGE, Mass., Oct. 25, 2021 (GLOBE NEWSWIRE) -- Mersana Therapeutics, Inc. (NASDAQ:MRSN), a clinical-stage biopharmaceutical company focused on discovering and developing a pipeline of antibody-drug conjugates (ADCs) targeting cancers in areas of high unmet medical need, today announced the appointment of Mohan Bala, Ph.D., as SVP, Strategic Product Planning & Program Leadership, effective Monday, October 25, 2021. Dr. Bala will assume strategic product planning responsibilities from Brian DeSchuytner who has been named SVP and Chief Financial Officer. Mr. DeSchuytner will continue to lead finance, business development, corporate strategy and investor relations and remain Mersana's pri

      10/25/21 8:00:00 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $MRSN
    Financials

    Live finance-specific insights

    See more
    • Mersana Therapeutics Announces Strategic Restructuring and Reprioritization Plan Focused on Advancing Emi-Le in Triple-Negative Breast Cancer

      Cost-saving initiatives expected to extend company's cash runway and support current operating plan commitments into mid-2026 Company to host conference call at 8:00 a.m. ET on May 15 to discuss business updates and first quarter 2025 financial results CAMBRIDGE, Mass., May 06, 2025 (GLOBE NEWSWIRE) -- Mersana Therapeutics, Inc. (NASDAQ:MRSN), a clinical-stage biopharmaceutical company focused on developing a pipeline of antibody-drug conjugates (ADCs) targeting cancers in areas of high unmet medical need, today announced the implementation of a strategic restructuring and reprioritization plan aimed at extending the company's cash runway and furthering the development of emiltatug ledad

      5/6/25 7:00:51 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Mersana Therapeutics Provides Business Update and Announces Fourth Quarter and Full Year 2024 Financial Results

      Announced positive initial Phase 1 clinical data and an additional Fast Track designation for Emi-LeInitiated first expansion cohort in patients with triple-negative breast cancer (TNBC) previously treated with at least one topoisomerase-1 inhibitor (topo-1) ADCPlan to present additional clinical data from dose escalation and backfill cohorts in 2025Conference call today at 8:00 a.m. ET CAMBRIDGE, Mass., March 03, 2025 (GLOBE NEWSWIRE) -- Mersana Therapeutics, Inc. (NASDAQ:MRSN), a clinical-stage biopharmaceutical company focused on discovering and developing a pipeline of antibody-drug conjugates (ADCs) targeting cancers in areas of high unmet medical need, today provided a business upda

      3/3/25 7:01:23 AM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Mersana Therapeutics to Host Fourth Quarter and Year End 2024 Conference Call on March 3, 2025

      CAMBRIDGE, Mass., Feb. 24, 2025 (GLOBE NEWSWIRE) -- Mersana Therapeutics, Inc. (NASDAQ:MRSN), a clinical-stage biopharmaceutical company focused on discovering and developing a pipeline of antibody-drug conjugates (ADCs) targeting cancers in areas of high unmet medical need, today announced that it will provide business updates and report its financial results for the fourth quarter and full year ended December 31, 2024 on Monday, March 3, 2025. The company will host a conference call and webcast at 8:00 a.m. Eastern Time that morning. To access the call, please dial 833-255-2826 (domestic) or 412-317-0689 (international). A live webcast of the presentation will be available on the Invest

      2/24/25 4:01:28 PM ET
      $MRSN
      Biotechnology: Pharmaceutical Preparations
      Health Care