# EDGAR Filing Document

**Accession Number:** 0001607278
**File Stem:** 0001607278-26-000004
**Filing Date:** 2026-6
**Character Count:** 9480
**Document Hash:** 92ed74b26ce8621097cb064dc0f1d3af
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001607278-26-000004.hdr.sgml**: 20260608

**ACCESSION NUMBER**: 0001607278-26-000004

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20260608

**DATE AS OF CHANGE**: 20260608

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Health Catalyst, Inc.
- **CENTRAL INDEX KEY:** 0001636422
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 453337483
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-91321
- **FILM NUMBER:** 261074144

**BUSINESS ADDRESS:**
- **STREET 1:** 10897 SOUTH RIVER FRONT PARKWAY, #300
- **CITY:** SOUTH JORDAN
- **STATE:** UT
- **ZIP:** 84095
- **BUSINESS PHONE:** 801-708-6800

**MAIL ADDRESS:**
- **STREET 1:** 10897 SOUTH RIVER FRONT PARKWAY, #300
- **CITY:** SOUTH JORDAN
- **STATE:** UT
- **ZIP:** 84095

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** HQC Holdings, Inc.
- **DATE OF NAME CHANGE:** 20150312
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Whetstone Capital Advisors, LLC
- **CENTRAL INDEX KEY:** 0001607278

**ORGANIZATION NAME:**
- **EIN:** 273522666
- **STATE OF INCORPORATION:** KS
- **FISCAL YEAR END:** 1213

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**BUSINESS ADDRESS:**
- **STREET 1:** 2001 SHAWNEE MISSION PARKWAY
- **CITY:** SHAWNEE MISSION
- **STATE:** KS
- **ZIP:** 66205
- **BUSINESS PHONE:** 913-951-2700

**MAIL ADDRESS:**
- **STREET 1:** 2001 SHAWNEE MISSION PARKWAY
- **CITY:** SHAWNEE MISSION
- **STATE:** KS
- **ZIP:** 66205

### Attached PDF Documents

**Attachment 1:** `schedulea.pdf`

_No text found in this document._

### UNITED STATES 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)*

**—**

*(CUSIP Number)*

**David Atterbury**<br>2001 Shawnee Mission Pkwy<br>Mission Woods KS 66205<br>(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)*

| **CUSIP No.** | **—** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Whetstone Capital Advisors, LLC** | Name of reporting person<br>**Whetstone Capital Advisors, LLC** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**AF** | Source of funds (See Instructions)<br>**AF** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**KANSAS** | Citizenship or place of organization<br>**KANSAS** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**3285690.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**3285690.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**3285690.00** | Aggregate amount beneficially owned by each reporting person<br>**3285690.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**4.5%** | Percent of class represented by amount in Row (11)<br>**4.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IA** | Type of Reporting Person (See Instructions)<br>**IA** | |

---

| **CUSIP No.** | **—** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**David Atterbury** | Name of reporting person<br>**David Atterbury** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**AF** | Source of funds (See Instructions)<br>**AF** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**X1** | Citizenship or place of organization<br>**X1** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**3285690.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**3285690.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**3285690.00** | Aggregate amount beneficially owned by each reporting person<br>**3285690.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**4.5%** | Percent of class represented by amount in Row (11)<br>**4.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**HC** | Type of Reporting Person (See Instructions)<br>**HC** | |

---

**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, UT, 84095

**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.

**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.

**Reporting Person:** Whetstone Capital Advisors, LLC

**Signature:** /s/ David Atterbury

**Name/Title:** Manager

**Date:** 06/08/2026

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.

**Reporting Person:** David Atterbury

**Signature:** /s/ David Atterbury

**Name/Title:** David Atterbury

**Date:** 06/08/2026