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    Amendment: SEC Form SCHEDULE 13D/A filed by Health Catalyst Inc

    6/8/26 7:12:11 PM ET
    $HCAT
    Computer Software: Programming Data Processing
    Technology
    Get the next $HCAT alert in real time by email



    SECURITIES AND EXCHANGE COMMISSION
    Washington, D.C. 20549


    SCHEDULE 13D

    Under the Securities Exchange Act of 1934

    (Amendment No. 2)


    Health Catalyst, Inc.

    (Name of Issuer)


    Common Stock, par value $0.001 per share

    (Title of Class of Securities)




    42225T107

    (CUSIP Number)
    David Atterbury
    2001 Shawnee Mission Pkwy,
    Mission Woods, KS, 66205
    (913) 951-2700


    Whetstone Capital Advisors LLC
    2001 Shawnee Mission Pwky,
    Mission Woods, KS, 66205
    (913) 951-2700

    (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)
    06/04/2026

    (Date of Event Which Requires Filing of This Statement)


    If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. Checkbox checked

    The information required on 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 (“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).




    schemaVersion:


    SCHEDULE 13D

    CUSIP Number(s):
    42225T107


    1 Name of reporting person

    Whetstone Capital Advisors, LLC
    2Check the appropriate box if a member of a Group (See Instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3SEC use only
    4 Source of funds (See Instructions)

    AF
    5 Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

    Checkbox not checked
    6Citizenship or place of organization

    KANSAS
    Number of Shares Beneficially Owned by Each Reporting Person With:
    7Sole Voting Power

    0.00
    8Shared Voting Power

    3,285,690.00
    9Sole Dispositive Power

    0.00
    10Shared Dispositive Power

    3,285,690.00
    11Aggregate amount beneficially owned by each reporting person

    3,285,690.00
    12Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

    Checkbox not checked
    13Percent of class represented by amount in Row (11)

    4.5 %
    14Type of Reporting Person (See Instructions)

    IA, OO



    SCHEDULE 13D

    CUSIP Number(s):
    42225T107


    1 Name of reporting person

    David Atterbury
    2Check the appropriate box if a member of a Group (See Instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3SEC use only
    4 Source of funds (See Instructions)

    AF
    5 Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

    Checkbox not checked
    6Citizenship or place of organization

    UNITED STATES
    Number of Shares Beneficially Owned by Each Reporting Person With:
    7Sole Voting Power

    0.00
    8Shared Voting Power

    3,285,690.00
    9Sole Dispositive Power

    0.00
    10Shared Dispositive Power

    3,285,690.00
    11Aggregate amount beneficially owned by each reporting person

    3,285,690.00
    12Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

    Checkbox not checked
    13Percent of class represented by amount in Row (11)

    4.5 %
    14Type of Reporting Person (See Instructions)

    HC, IC



    SCHEDULE 13D

    Item 1.Security and Issuer
    (a)Title of Class of Securities:

    Common Stock, par value $0.001 per share
    (b)Name of Issuer:

    Health Catalyst, Inc.
    (c)Address of Issuer's Principal Executive Offices:

    10897 SOUTH RIVER FRONT PARKWAY, #300, SOUTH JORDAN, UTAH , 84095.
    Item 2.Identity and Background
    (a)
    This Amendment Number 2 (this ''Amendment'') to the Schedule 13D originally filed by the Reporting Persons on January 20, 2026 (the ''Schedule 13D'') is being filed by Whetstone Capital Advisors, LLC (''WCA'') and Mr. David Atterbury (together, the ''Reporting Persons''). This Amendment amends the Schedule 13D as set forth below.
    (b)
    The principal business addresses of the Reporting Persons are as follows: 2001 Shawnee Mission Pkwy, Mission Woods, KS 66205
    (c)
    WCA is a Kansas limited liability company and Mr. David Atterbury is the manager of WCA. WCA serves as the investment advisor to certain private investment funds (the ''Funds''), which hold Common Stock of the Issuer, and may direct the vote and disposition of the Common Stock held by the Funds. As the manager of WCA, Mr. Atterbury may direct the vote and disposition of the Common Stock held by the Funds.
    (d)
    During the last five years, neither the Reporting Persons (or a controlling entity thereof) nor any executive officer or director of any of the Reporting Persons (or a controlling entity thereof) has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).
    (e)
    During the last five years, neither the Reporting Persons (or a controlling entity thereof) nor any executive officer or director of any of the Reporting Persons (or a controlling entity thereof) has been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction.
    (f)
    See Item 2(c) above for the place of organization of WCA. Mr. Atterbury is a citizen of the United States of America.
    Item 3.Source and Amount of Funds or Other Consideration
     
    The Common Stock reported herein as being beneficially owned by the Reporting Persons was purchased using working capital of the Funds. An aggregate of approximately $7,829,759.62 (excluding brokerage commissions) was used to purchase the Common Stock reported as beneficially owned by the Reporting Persons in this Amendment.
    Item 4.Purpose of Transaction
     
    See the Schedule 13D.
    Item 5.Interest in Securities of the Issuer
    (a)
    See rows (11) and (13) of the cover pages to this Amendment for the aggregate number of shares of Common Stock and percentage of the Common Stock beneficially owned by each of the Reporting Persons, which includes 1,515,000 of shares of Common Stock receivable upon exercise of long options held by the Reporting Persons. The percentages reported in this Amendment were calculated based upon the 70,894,020 shares of Common Stock issued and outstanding as of May 8, 2026, as reported in the Issuer's Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission (the ''SEC'') on May 11, 2026.
    (b)
    See rows (7) through (10) of the cover pages to this Amendment for the number of shares of Common Stock as to which each Reporting Person has the sole or shared power to vote or direct the vote and sole or shared power to dispose or to direct the disposition, which includes 1,515,000 of shares of Common Stock receivable upon exercise of long options held by Reporting Persons.
    (c)
    The transactions effected by the Reporting Persons in the Common Stock of the Issuer in the previous sixty (60) days are set forth in Schedule A. All such transactions were effected in the open market.
    (d)
    Other than the Funds and the Reporting Persons, no other person is known to have the right to receive, or the power to direct the receipt of, dividends from or proceeds from the sale, of the Common Stock.
    (e)
    June 4, 2026
    Item 6.Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer
     
    The Reporting Persons own 15,150 of long options exercisable for 1,515,000 shares of Common Stock until December 18, 2026 and has sold short 30,030 for Common Stock exercisable until December 18, 2026. Other than as disclosed in this Item 6, there are no contracts, arrangements, understandings or relationships (legal or otherwise) among any Reporting Person or between such persons and any person with respect to any securities of the Issuer, including any class of the Issuer's securities used as a reference security, in connection with any of the following: call options, put options, security-based swaps or any other derivative securities, transfer or voting of any of the securities, finder's fees, joint ventures, loan or option arrangements, guarantees of profits, division of profits or loss, or the giving or withholding of proxies.

        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.

     
    Whetstone Capital Advisors, LLC
     
    Signature:/s/ David Atterbury
    Name/Title:Manager
    Date:06/08/2026
     
    David Atterbury
     
    Signature:/s/ David Atterbury
    Name/Title:David Atterbury
    Date:06/08/2026
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