• 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 & startupsNEWLLM Arena
    Legal
    Terms of usePrivacy policyCookie policy

    SEC Form SC 13G/A filed by Guardant Health Inc. (Amendment)

    2/9/24 6:03:24 PM ET
    $GH
    Medical Specialities
    Health Care
    Get the next $GH alert in real time by email
    SC 13G/A 1 SEC13G_Filing.htm SEC SCHEDULE 13G

    UNITED STATES
    SECURITIES AND EXCHANGE COMMISSION
    Washington, D.C. 20549

    SCHEDULE 13G

    Under the Securities Exchange Act of 1934

    (Amendment No. 1 )*

                

    Guardant Health, Inc.


    (Name of Issuer)

    Common Stock


    (Title of Class of Securities)

    40131M109


    (CUSIP Number)

    December 29, 2023


    (Date of Event Which Requires Filing of this Statement)

    Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

    [X] Rule 13d-1(b)
    [ ] Rule 13d-1(c)
    [ ] Rule 13d-1(d)

    * The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

    The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 (the "Act") or otherwise subject to the liabilities of that section of the Act, but shall be subject to all other provisions of the Act (however, see the Notes.)


    CUSIP No. 40131M109

    1. NAMES OF REPORTING PERSONS
    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

    Capital International Investors
    95-1411037
    2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

    (a) [ ]
    (b) [ ]
    3. SEC USE ONLY
    4. CITIZENSHIP OR PLACE OF ORGANIZATION

    Delaware

    NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

    5. SOLE VOTING POWER 4,013,661
    6. SHARED VOTING POWER 0
    7. SOLE DISPOSITIVE POWER 4,013,661
    8. SHARED DISPOSITIVE POWER 0
    9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    4,013,661 Beneficial ownership disclaimed pursuant to Rule 13d-4
    10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

    [ ]
    11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    3.4%
    12. TYPE OF REPORTING PERSON

    IA

    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    


    Item 1.
    (a) Name of Issuer
    Guardant Health, Inc.
    (b) Address of Issuer's Principal Executive Offices
    3100 Hanover Street, Palo Alto, CA 94304
    Item 2.
    (a) Name of Person Filing
    Capital International Investors
    (b) Address of Principal Business Office or, if None, Residence
    333 South Hope Street, 55th Fl, Los Angeles, CA 90071
    (c) Citizenship
    N/A
    (d) Title of Class of Securities
    Common Stock
    (e) CUSIP Number
    40131M109
    Item 3. If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or (c), Check Whether the Person Filing is a:
    (a) [ ] Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78o).
    (b) [ ] Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c).
    (c) [ ] Insurance Company as defined in Section 3(a)(19) of the Act (15 U.S.C. 78c).
    (d) [ ] Investment Company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).
    (e) [X] An investment adviser in accordance with Rule 240.13d-1(b)(1)(ii)(E);
    (f) [ ] An employee benefit plan or endowment fund in accordance with Rule 240.13d-1(b)(1)(ii)(F);
    (g) [ ] A parent holding company or control person in accordance with Rule 240.13d-1(b)(1)(ii)(G);
    (h) [ ] A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
    (i) [ ] 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) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(J).
    Item 4. Ownership.
    Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
    (a) Amount Beneficially Owned:
    4,013,661 **
    (b) Percent of Class:
    3.4%
    (c) Number of shares as to which such person has:
    (i) sole power to vote or to direct the vote 4,013,661
    (ii) shared power to vote or to direct the vote 0
    (iii) sole power to dispose or to direct the disposition of 4,013,661
    (iv) shared power to dispose or to direct the disposition of 0
    **Capital International Investors ("CII") is a division of Capital Research and Management Company ("CRMC"), as well as its investment management subsidiaries and affiliates Capital Bank and Trust Company, Capital International, Inc., Capital International Limited, Capital International Sarl, Capital International K.K., Capital Group Private Client Services, Inc., and Capital Group Investment Management Private Limited (together with CRMC, the "investment management entities"). CII's divisions of each of the investment management entities collectively provide investment management services under the name "Capital International Investors." CII is deemed to be the beneficial owner of 4,013,661 shares or 3.4% of the 117,992,240 shares believed to be outstanding.
    Item 5. Ownership of Five Percent or Less of Class.
    If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following: [ X ]
    Item 6. Ownership of More than Five 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.
    Not Applicable
    Item 8. Identification and Classification of Members of the Group.

    Not Applicable. This schedule is not being filed pursuant to Rule 13d-1(b)(1)(ii)(J) or Rule 13d-1(d).
    Item 9. Notice of Dissolution of Group.

    Not Applicable
    Item 10. Certification.

    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.


    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.

    Capital International Investors
    By: /s/ Jae Won Chung
    Date: February 07, 2024
    Name: Jae Won Chung
    Title: Vice President and Associate Counsel, Fund Business Management Group, Capital Research and Management Company

    Get the next $GH 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
    $GH

    DatePrice TargetRatingAnalyst
    9/25/2025$75.00Peer Perform → Outperform
    Wolfe Research
    9/22/2025$72.00Overweight
    Wells Fargo
    4/10/2025$55.00Outperform
    Mizuho
    1/23/2025$60.00Overweight
    Barclays
    6/28/2024$36.00Neutral → Buy
    Guggenheim
    6/3/2024$32.00Buy
    Jefferies
    4/24/2024$28.00Buy
    Craig Hallum
    12/14/2023Neutral
    Guggenheim
    More analyst ratings

    $GH
    SEC Filings

    View All

    Guardant Health Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement

    8-K - Guardant Health, Inc. (0001576280) (Filer)

    11/7/25 5:17:52 PM ET
    $GH
    Medical Specialities
    Health Care

    SEC Form 424B5 filed by Guardant Health Inc.

    424B5 - Guardant Health, Inc. (0001576280) (Filer)

    11/6/25 4:34:10 PM ET
    $GH
    Medical Specialities
    Health Care

    SEC Form FWP filed by Guardant Health Inc.

    FWP - Guardant Health, Inc. (0001576280) (Subject)

    11/5/25 8:42:28 AM ET
    $GH
    Medical Specialities
    Health Care

    $GH
    Press Releases

    Fastest customizable press release news feed in the world

    View All

    Guardant Health Announces Launch of Single Namespace Group Uniting Leading Technology, Healthcare and Research Institutions to Set Global Standard for Exabyte-Scale Data Access

    34-member consortium creates an interoperable data standard for AI and distributed analytics Notable founding members include Guardant Health, NetApp, Seagate, IBM, DDN, and Genentech Guardant Health, Inc. (NASDAQ:GH), a leading precision oncology company, today announced the public launch of the Single Namespace Working Group (SNS), a 34-member, cross-industry consortium which has drafted the first open standard for exabyte-scale data interoperability. Managing exabyte-scale data across different storage providers is often disruptive, time-consuming, and ultimately costly due to progressively larger data sets needing faster solutions. SNS addresses this critical need by accelerating

    11/12/25 8:05:00 AM ET
    $GH
    Medical Specialities
    Health Care

    Guardant Health Expands Tissue-Free Reveal Test to Include Late-Stage Therapy Response Monitoring

    New Guardant Reveal offering provides oncologists with tissue-free solution to monitor treatment response and detect early disease progression with unprecedented speed and sensitivity Reveal is clinically validated in confirming effective therapies earlier and optimizing treatment faster in patients with advanced cancer Guardant Health, Inc. (NASDAQ:GH), a leading precision oncology company, today announced the expansion of its Guardant Reveal® blood test to include late-stage therapy response monitoring for patients with solid tumors. Guardant Reveal tracks more than 20,000 epigenomic (methylation) signals to measure changes in circulating tumor DNA (ctDNA) levels in a patient's blo

    11/10/25 8:05:00 AM ET
    $GH
    Medical Specialities
    Health Care

    Guardant Health to Participate in Upcoming Investor Conferences

    Guardant Health, Inc. (NASDAQ:GH), a leading precision oncology company, today announced the company will be participating in the following investor conferences. Jefferies Global Healthcare Conference in London, UK Fireside chat on Wednesday, November 19 at 9:30 a.m. Greenwich Mean Time Piper Sandler 37th Annual Healthcare Conference in New York, NY Fireside chat on Tuesday, December 2 at 8:30 a.m. Eastern Time Interested parties may access live and archived webcasts of the sessions on the "Investors" section of the company website at: www.guardanthealth.com. About Guardant Health Guardant Health is a leading precision oncology company focused on guarding wellness and giving every

    11/7/25 8:00:00 AM ET
    $GH
    Medical Specialities
    Health Care

    $GH
    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

    Guardant Health upgraded by Wolfe Research with a new price target

    Wolfe Research upgraded Guardant Health from Peer Perform to Outperform and set a new price target of $75.00

    9/25/25 8:22:52 AM ET
    $GH
    Medical Specialities
    Health Care

    Wells Fargo resumed coverage on Guardant Health with a new price target

    Wells Fargo resumed coverage of Guardant Health with a rating of Overweight and set a new price target of $72.00

    9/22/25 8:30:36 AM ET
    $GH
    Medical Specialities
    Health Care

    Mizuho initiated coverage on Guardant Health with a new price target

    Mizuho initiated coverage of Guardant Health with a rating of Outperform and set a new price target of $55.00

    4/10/25 12:41:47 PM ET
    $GH
    Medical Specialities
    Health Care

    $GH
    Insider Purchases

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

    View All

    Kalia Kumud bought $38,963 worth of shares (2,187 units at $17.82), increasing direct ownership by 21% to 12,722 units (SEC Form 4)

    4 - Guardant Health, Inc. (0001576280) (Issuer)

    3/19/24 5:29:06 PM ET
    $GH
    Medical Specialities
    Health Care

    $GH
    Insider Trading

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

    View All

    Director Hidalgo Medina Manuel exercised 1,000 shares at a strike of $32.55 and sold $142,780 worth of shares (1,500 units at $95.19), decreasing direct ownership by 38% to 815 units (SEC Form 4)

    4 - Guardant Health, Inc. (0001576280) (Issuer)

    11/10/25 7:18:14 PM ET
    $GH
    Medical Specialities
    Health Care

    Chief Legal Officer Saia John G. sold $865,865 worth of shares (8,996 units at $96.25), decreasing direct ownership by 17% to 43,172 units (SEC Form 4)

    4 - Guardant Health, Inc. (0001576280) (Issuer)

    11/10/25 7:17:42 PM ET
    $GH
    Medical Specialities
    Health Care

    Director Krognes Steve E. converted options into 154 shares, increasing direct ownership by 0.84% to 18,436 units (SEC Form 4)

    4 - Guardant Health, Inc. (0001576280) (Issuer)

    11/3/25 5:45:36 PM ET
    $GH
    Medical Specialities
    Health Care

    $GH
    FDA approvals

    Live FDA approvals issued by the Food and Drug Administration and FDA breaking news

    View All

    July 30, 2024 - FDA Roundup: July 30, 2024

    For Immediate Release: July 30, 2024 Today, the U.S. Food and Drug Administration is providing an at-a-glance summary of news from around the agency:  Today, the FDA is announcing the fiscal year (FY) 2025 user fee rates for importers approved to participate in the Voluntary Qualified Importer Program (VQIP) and accreditation and certification bodies interested in participating in the Accredited Third-Party C

    7/30/24 3:38:18 PM ET
    $GH
    Medical Specialities
    Health Care

    May 28, 2021 - FDA Approves First Targeted Therapy for Lung Cancer Mutation Previously Considered Resistant to Drug Therapy

    For Immediate Release: May 28, 2021 Today, the U.S. Food and Drug Administration approved Lumakras (sotorasib) as the first treatment for adult patients with non-small cell lung cancer whose tumors have a specific type of genetic mutation called KRAS G12C and who have received at least one prior systemic therapy. This is the first approved targeted therapy for tumors with any KRAS mutation, which accounts for ap

    5/28/21 1:05:48 PM ET
    $AMGN
    $GH
    Biotechnology: Biological Products (No Diagnostic Substances)
    Health Care
    Medical Specialities

    May 21, 2021 - FDA Approves First Targeted Therapy for Subset of Non-Small Cell Lung Cancer

    For Immediate Release: May 21, 2021 Today, the U.S. Food and Drug Administration approved Rybrevant (amivantamab-vmjw) as the first treatment for adult patients with non-small cell lung cancer whose tumors have specific types of genetic mutations: epidermal growth factor receptor (EGFR) exon 20 insertion mutations. The FDA also approved the Guardant360 CDx (Guardant Health Inc.) as a companion diagnostic for Ry

    5/21/21 12:50:51 PM ET
    $JNJ
    $GH
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Medical Specialities

    $GH
    Financials

    Live finance-specific insights

    View All

    Guardant Health Reports Third Quarter 2025 Financial Results and Increases 2025 Revenue Guidance

    Revenue growth of 39% broadly driven by strong performance across Oncology, Screening, and Biopharma & Data Raises 2025 revenue guidance to $965 to $970 million, representing year-over-year growth of 31% Guardant Health, Inc. (NASDAQ:GH), a leading precision oncology company, today reported financial results for the quarter ended September 30, 2025. Third Quarter 2025 Financial Highlights For the three-month period ended September 30, 2025, as compared to the same period of 2024: Reported total revenue of $265.2 million, an increase of 39%, driven by: Oncology revenue of $184.4 million, an increase of 31%, and approximately 74,000 oncology tests, an increase of 40% Screeni

    10/29/25 4:05:00 PM ET
    $GH
    Medical Specialities
    Health Care

    Guardant Health to Share Data Supporting Critical Role of Blood-Based Testing in Improving Cancer Screening Adherence at ACG 2025

    Expanded cohort reiterates strong adherence rate of over 90% for Shield blood-based colorectal cancer screening test Survey findings show eligible individuals prefer a blood test for colorectal cancer and lung cancer compared with traditional screening methods Guardant Health, Inc. (NASDAQ:GH), a leading precision oncology company, today announced the company and its research collaborators will present data showing the critical role of blood-based testing in increasing cancer screening adherence at the American College of Gastroenterology (ACG) 2025 Annual Meeting in Phoenix, Arizona taking place Friday, October 24 – Wednesday, October 29, 2025. Building off findings from Guardant

    10/26/25 3:01:00 PM ET
    $GH
    Medical Specialities
    Health Care

    Guardant Health to Report Third Quarter 2025 Financial Results on October 29, 2025

    Guardant Health, Inc. (NASDAQ:GH), a leading precision oncology company, today announced it will report financial results for the third quarter 2025 after market close on Wednesday, October 29, 2025. Company management will webcast a corresponding conference call beginning at 1:30 p.m. Pacific Time / 4:30 p.m. Eastern Time. Live audio of the webcast will be available on the "Investors" section of the company website at: www.guardanthealth.com. The webcast will be archived and available for replay after the event. About Guardant Health Guardant Health is a leading precision oncology company focused on guarding wellness and giving every person more time free from cancer. Founded in 2012

    10/9/25 4:05:00 PM ET
    $GH
    Medical Specialities
    Health Care

    $GH
    Large Ownership Changes

    This live feed shows all institutional transactions in real time.

    View All

    SEC Form SC 13G filed by Guardant Health Inc.

    SC 13G - Guardant Health, Inc. (0001576280) (Subject)

    11/13/24 7:34:17 PM ET
    $GH
    Medical Specialities
    Health Care

    SEC Form SC 13G filed by Guardant Health Inc.

    SC 13G - Guardant Health, Inc. (0001576280) (Subject)

    11/8/24 10:46:38 AM ET
    $GH
    Medical Specialities
    Health Care

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

    SC 13G/A - Guardant Health, Inc. (0001576280) (Subject)

    7/5/24 10:32:48 AM ET
    $GH
    Medical Specialities
    Health Care

    $GH
    Leadership Updates

    Live Leadership Updates

    View All

    Alex M. Azar II Joins Guardant Health Board of Directors

    Guardant Health, Inc. (NASDAQ:GH), a leading precision oncology company, today announced the appointment of Alex M. Azar II to its board of directors, effective immediately. As the 24th Secretary of the U.S. Department of Health and Human Services (HHS), Secretary Azar had oversight and management of agencies critical to all Americans' health care including the Centers for Medicare and Medicaid Services, the Food and Drug Administration, and the Center for Disease Control and Prevention. "We're honored to welcome Secretary Azar to Guardant's board," said Helmy Eltoukhy, chairman and co-CEO of Guardant Health. "Secretary Azar has served at the senior-most levels of government as well as th

    9/15/25 4:07:00 PM ET
    $GH
    Medical Specialities
    Health Care

    Guardant Health Joins Forces With Dak Prescott's Faith Fight Finish Foundation and Feist-Weiller Cancer Center's Partners in Wellness to Boost Colon Cancer Screening in Underserved Communities

    Foundation's grant to mobile cancer screening program in Louisiana allows individuals to be screened with Guardant's Shield™ blood test in their own community Mobile screening events to be held during Colorectal Cancer Awareness Month (March) throughout northern and central Louisiana Guardant Health, Inc. (NASDAQ:GH), a leading precision oncology company, today announced a collaboration with Dak Prescott's Faith Fight Finish Foundation and the mobile cancer screening program, Partners in Wellness, an initiative of LSU Health Shreveport and Ochsner LSU Health—Feist-Weiller Cancer Center, to increase colorectal cancer screening rates in northern and central Louisiana. This press release

    3/5/25 8:05:00 AM ET
    $GH
    Medical Specialities
    Health Care

    Roberto A. Mignone Joins Guardant Health Board of Directors

    Guardant Health, Inc. (NASDAQ:GH), a pioneer in precision oncology, today announced the appointment of Roberto A. Mignone to its board of directors, effective immediately. Mr. Mignone is the Founder and Managing Partner of Bridger Management LLC, an investment management firm founded in 2000 and specializing in long-term equity strategies. "We are fortunate to welcome Roberto Mignone to our board of directors, bringing his healthcare industry expertise, long-term vision, and business acumen to our company," said Helmy Eltoukhy, chairman and co-CEO of Guardant Health. "We look forward to Mr. Mignone's perspective as we strengthen our product offerings across the continuum of care, and look

    10/24/24 5:05:00 PM ET
    $GH
    Medical Specialities
    Health Care