# EDGAR Filing Document

**Accession Number:** 0002019410
**File Stem:** 0000950170-25-087657
**Filing Date:** 2025-6
**Character Count:** 11595
**Document Hash:** bc3c26e056599c7613af902caef10cbb
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000950170-25-087657.hdr.sgml**: 20250617

**ACCESSION NUMBER**: 0000950170-25-087657

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20250617

**FILED AS OF DATE**: 20250617

**DATE AS OF CHANGE**: 20250617

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Waxman Alan
- **CENTRAL INDEX KEY:** 0001515132

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-42706
- **FILM NUMBER:** 251055033

**MAIL ADDRESS:**
- **STREET 1:** C/O SIXTH STREET PARTNERS, LLC
- **STREET 2:** 345 CALIFORNIA STREET, SUITE 2600
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** TSSP Sub-Fund HoldCo LLC
- **CENTRAL INDEX KEY:** 0001677508

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-42706
- **FILM NUMBER:** 251055034

**BUSINESS ADDRESS:**
- **STREET 1:** 301 COMMERCE STREET
- **CITY:** FORT WORTH
- **STATE:** TX
- **ZIP:** 76102
- **BUSINESS PHONE:** (817) 871-4000

**MAIL ADDRESS:**
- **STREET 1:** 301 COMMERCE STREET
- **CITY:** FORT WORTH
- **STATE:** TX
- **ZIP:** 76102
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Caris Life Sciences, Inc.
- **CENTRAL INDEX KEY:** 0002019410
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-MEDICAL LABORATORIES [8071]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 852077369
- **STATE OF INCORPORATION:** TX
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 750 W JOHN CARPENTER FREEWAY
- **STREET 2:** SUITE 800
- **CITY:** IRVING
- **STATE:** TX
- **ZIP:** 75039
- **BUSINESS PHONE:** (866) 771-8946

**MAIL ADDRESS:**
- **STREET 1:** 750 W JOHN CARPENTER FREEWAY
- **STREET 2:** SUITE 800
- **CITY:** IRVING
- **STATE:** TX
- **ZIP:** 75039

## Ex-24

Exhibit 24

December 31, 2024

Securities and Exchange Commission

100 F Street, NE

Washington, DC 20549

This letter confirms that Joshua Peck is authorized and designated to sign all securities-related filings under Sections 13 and 16 of the Securities Exchange Act of 1934, as amended, with the Securities and Exchange Commission, including Form ID, on my behalf. This authorization and designation shall be valid until December 31, 2026.

Very truly yours,

/s/ Alan Waxman

Alan Waxman

------

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>TSSP Sub-Fund HoldCo LLC<br><sub>(Last) (First) (Middle)</sub><br>C/O SIXTH STREET PARTNERS, LLC<br>2100 MCKINNEY AVENUE, SUITE 1500<br><sub>(Street)</sub><br>DALLAS, TX 75201<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Caris Life Sciences, Inc. [ CAI ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2025-06-17 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Waxman Alan<br><sub>(Last) (First) (Middle)</sub><br>1 LETTERMAN DRIVE<br>BUILDING B, SUITE B6-100<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94129<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Caris Life Sciences, Inc. [ CAI ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2025-06-17 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| Series C Preferred Stock | <sup>(1)</sup> | <sup>(1)</sup> | Common Stock | 6884058 | <sup>(1)</sup> | I | Held by Barnett Equity Holdings, LLC<sup>(5)(7)</sup> |
| Series C Preferred Stock | <sup>(1)</sup> | <sup>(1)</sup> | Common Stock | 15527951 | <sup>(1)</sup> | I | Held by TOP III Barnett Investments, LLC<sup>(5)(7)</sup> |
| Series C Preferred Stock | <sup>(1)</sup> | <sup>(1)</sup> | Common Stock | 13975155 | <sup>(1)</sup> | I | Held by TAO Barnett Investments LLC<sup>(5)(7)</sup> |
| Series C Preferred Stock | <sup>(1)</sup> | <sup>(1)</sup> | Common Stock | 1915114 | <sup>(1)</sup> | I | Held by Sixth Street Specialty Lending, Inc.<sup>(6)(7)</sup> |
| Series D Preferred Stock | <sup>(2)</sup> | <sup>(2)</sup> | Common Stock | 1240740 | <sup>(2)</sup> | I | Held by Sixth Street Specialty Lending, Inc.<sup>(6)(7)</sup> |
| Series D Preferred Stock | <sup>(2)</sup> | <sup>(2)</sup> | Common Stock | 23574073 | <sup>(2)</sup> | I | Held by Barnett Equity Holdings II, LLC<sup>(5)(7)</sup> |
| 2018 Warrants | <sup>(3)</sup> | 2025-09-20 | Common Stock<sup>(3)</sup> | 13009892 | <sup>(3)</sup> | I | Held by Barnett Equity Holdings, LLC<sup>(5)(7)</sup> |
| 2018 Warrants | <sup>(3)</sup> | 2025-09-20 | Common Stock<sup>(3)</sup> | 684731 | <sup>(3)</sup> | I | Held by Sixth Street Specialty Lending, Inc.<sup>(6)(7)</sup> |
| 2020 Warrants | <sup>(4)</sup> | 2027-04-02 | Common Stock<sup>(4)</sup> | 10829823 | <sup>(4)</sup> | I | Held by Barnett Equity Holdings, LLC<sup>(5)(7)</sup> |
| 2020 Warrants | <sup>(4)</sup> | 2027-04-02 | Common Stock<sup>(4)</sup> | 569991 | <sup>(4)</sup> | I | Held by Sixth Street Specialty Lending, Inc.<sup>(6)(7)</sup> |

---

### Footnotes:

(1) Each share of Series C Preferred Stock of Caris Life Sciences, Inc. (the "Issuer") is convertible at the option of the holder into 0.25 shares of common stock $.001 par value of the Issuer (the "Common Stock") and will automatically convert into Common Stock immediately prior to and in connection with the closing of the Issuer's initial public offering (the "IPO"), subject to adjustment pursuant to the terms of the Issuer's amended and restated certificate of formation (the "Charter") in connection with the IPO. The Series C Preferred Stock is currently convertible and has no expiration date.

(2) Each share of Series D Preferred Stock of the Issuer is convertible at the option of the holder into 0.25 shares of Common Stock of the Issuer and will automatically convert into Common Stock immediately prior to and in connection with the closing of the Issuer's IPO, subject to adjustment pursuant to the terms of the Charter in connection with the IPO. The Series D Preferred Stock is currently convertible and has no expiration date.

(3) The 2018 warrants are currently exercisable at the option of the holder into shares of Series C Preferred Stock of the Issuer at an exercise price of $1.61 per share and into Common Stock at an exercise price of $6.44 per share. Immediately prior to and in connection with the closing of the Issuer's IPO the 2018 warrants will be exercised on a cashless basis into shares of Series C Preferred Stock which will then automatically convert into Common Stock, subject to adjustment pursuant to the terms of the Charter in connection with the IPO.

(4) The 2020 warrants are currently exercisable into Series C preferred stock at a price of $1.93 per share and into Common Stock at a price of $7.73 per share. Immediately prior to and in connection with the closing of the Issuer's IPO the 2020 warrants will be exercised on a cashless basis into shares of Series C Preferred Stock which will then automatically convert into Common Stock, subject to adjustment pursuant to the terms of the Charter in connection with the IPO.

(5) TSSP Sub-Fund Holdco, LLC, a Delaware limited liability company ("Sub-Fund HoldCo"), is the sole member of each of TAO SPV GP, LLC, a Delaware limited liability company ("TAO SPV"), and Empire SPV GP, LLC, a Delaware limited liability company ("Empire SPV"). TAO SPV is the managing member of each of (i) Barnett Equity Holdings, LLC; (ii) Barnett Equity Holdings II LLC; and (iii) TAO Barnett Investments LLC. Empire SPV is the managing member of TOP III Barnett Investments, LLC.

(6) TSSP Holdco Management, LLC, a Delaware limited liability company ("Holdco Management"), manages Sixth Street Specialty Lending Advisers Holdings, LLC, a Delaware limited liability company ("Adviser Holdings"). The business and affairs of Sixth Street Specialty Lending Advisers, LLC, a Delaware limited liability company ("Adviser"), are managed by Adviser Holdings, the sole member of Adviser. Sixth Street Specialty Lending, Inc. is managed by Adviser.

(7) Sub-Fund HoldCo is managed by its sole member, whose managing member is Alan Waxman ("Mr. Waxman"). Holdco Management is managed by a board of directors, which is currently comprised of Mr. Waxman. Mr. Waxman is the CEO of Holdco Management. Each Reporting Person disclaims beneficial ownership over the reported securities herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, except to the extent of its or his pecuniary interest therein.

**Remarks:**
Exhibit 24 - Authorization and Designation Letter, dated December 31, 2024, by Alan Waxman

**Signature:** TSSP Sub-Fund Holdco, LLC, By: /s/ Joshua Peck, Vice President  
**Date:** 2025-06-17

**Signature:** Alan Waxman By: /s/ Joshua Peck, on behalf of Alan Waxman  
**Date:** 2025-06-17

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**