# EDGAR Filing Document

**Accession Number:** 0001845257
**File Stem:** 0000950170-25-110461
**Filing Date:** 2025-8
**Character Count:** 14456
**Document Hash:** 18351b4eb114b5e61f5ca568c01917f7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000950170-25-110461.hdr.sgml**: 20250820

**ACCESSION NUMBER**: 0000950170-25-110461

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250818

**FILED AS OF DATE**: 20250820

**DATE AS OF CHANGE**: 20250820

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Silversmith Capital Partners I-B, L.P.
- **CENTRAL INDEX KEY:** 0001649051

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40478
- **FILM NUMBER:** 251237435

**BUSINESS ADDRESS:**
- **STREET 1:** 177 HUNTINGTON AVENUE
- **STREET 2:** 25TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02115
- **BUSINESS PHONE:** 617-359-1286

**MAIL ADDRESS:**
- **STREET 1:** 177 HUNTINGTON AVENUE
- **STREET 2:** 25TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02115
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Silversmith Capital Partners I-A, L.P.
- **CENTRAL INDEX KEY:** 0001649052

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40478
- **FILM NUMBER:** 251237436

**BUSINESS ADDRESS:**
- **STREET 1:** 177 HUNTINGTON AVENUE
- **STREET 2:** 25TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02115
- **BUSINESS PHONE:** 617-359-1286

**MAIL ADDRESS:**
- **STREET 1:** 177 HUNTINGTON AVENUE
- **STREET 2:** 25TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02115
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Silversmith Partners I GP, LLC
- **CENTRAL INDEX KEY:** 0001866164

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40478
- **FILM NUMBER:** 251237438

**BUSINESS ADDRESS:**
- **STREET 1:** 116 HUNTINGTON AVE
- **STREET 2:** 15TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** 617-359-1286

**MAIL ADDRESS:**
- **STREET 1:** 116 HUNTINGTON AVE
- **STREET 2:** 15TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Silversmith Capital Partners I-C, L.P.
- **CENTRAL INDEX KEY:** 0001649053

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40478
- **FILM NUMBER:** 251237434

**BUSINESS ADDRESS:**
- **STREET 1:** 177 HUNTINGTON AVENUE
- **STREET 2:** 25TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02115
- **BUSINESS PHONE:** 617-359-1286

**MAIL ADDRESS:**
- **STREET 1:** 177 HUNTINGTON AVENUE
- **STREET 2:** 25TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02115
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Silversmith Partners I GP, L.P.
- **CENTRAL INDEX KEY:** 0001866163

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40478
- **FILM NUMBER:** 251237437

**BUSINESS ADDRESS:**
- **STREET 1:** 116 HUNTINGTON AVE
- **STREET 2:** 15TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** 617-359-1286

**MAIL ADDRESS:**
- **STREET 1:** 116 HUNTINGTON AVE
- **STREET 2:** 15TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** LifeStance Health Group, Inc.
- **CENTRAL INDEX KEY:** 0001845257
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-HEALTH SERVICES [8000]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 4800 N. SCOTTSDALE ROAD
- **STREET 2:** SUITE 2500
- **CITY:** SCOTTSDALE
- **STATE:** AZ
- **ZIP:** 85251
- **BUSINESS PHONE:** 602-767-2100

**MAIL ADDRESS:**
- **STREET 1:** 4800 N. SCOTTSDALE ROAD
- **STREET 2:** SUITE 2500
- **CITY:** SCOTTSDALE
- **STATE:** AZ
- **ZIP:** 85251

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Silversmith Partners I GP, LLC<br><sub>(Last) (First) (Middle)</sub><br>116 HUNTINGTON AVENUE, 15TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-08-18 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Member of 10% Group_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LifeStance Health Group, Inc. [ LFST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<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>Silversmith Partners I GP, L.P.<br><sub>(Last) (First) (Middle)</sub><br>116 HUNTINGTON AVENUE, 15TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-08-18 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Member of 10% Group_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LifeStance Health Group, Inc. [ LFST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<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>Silversmith Capital Partners I-A, L.P.<br><sub>(Last) (First) (Middle)</sub><br>116 HUNTINGTON AVENUE, 15TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-08-18 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Member of 10% Group_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LifeStance Health Group, Inc. [ LFST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<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>Silversmith Capital Partners I-B, L.P.<br><sub>(Last) (First) (Middle)</sub><br>116 HUNTINGTON AVENUE, 15TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-08-18 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Member of 10% Group_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LifeStance Health Group, Inc. [ LFST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<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>Silversmith Capital Partners I-C, L.P.<br><sub>(Last) (First) (Middle)</sub><br>116 HUNTINGTON AVENUE, 15TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-08-18 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Member of 10% Group_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LifeStance Health Group, Inc. [ LFST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<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

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2025-08-18 |  | S |  | 3592357 | D | $5.07 | 14324197 | I | See Explanation of Responses<sup>(1)(2)(3)</sup> |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) Silversmith Partners I GP, LLC is the general partner of Silversmith Partners I GP, L.P., which is the general partner of Silversmith Capital Partners I-A, L.P., Silversmith Capital Partners I-B, L.P. and Silversmith Capital Partners I-C, L.P. (collectively, the "Silversmith Entities"). Silversmith Capital Partners I-A, L.P. holds 9,855,844 shares of common stock of the Issuer, Silversmith Capital Partners I-B, L.P. holds 3,565,133 shares of common stock of the Issuer, and Silversmith Capital Partners I-C, L.P. holds 903,220 shares of common stock of the Issuer.

(2) Each Reporting Person disclaims beneficial ownership of all of the securities that are or may be beneficially owned by the Silversmith Entities or any of their affiliates, except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of the Shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

(3) Silversmith Capital Partners I-A, L.P., Silversmith Capital Partners I-B, L.P. and Silversmith Capital Partners I-C, L.P. have entered into a Stockholders Agreement with certain persons who are owners of more than 10% of the Issuer's outstanding common stock and, as a result, the Silversmith Entities may be deemed a member of a "group" (as such term is used under Section 13(d) of the Securities Exchange Act of 1934, as amended) with such persons.

**Signature:** By: /s/ Jeffrey R. Crisan, Manager of Silversmith Partners I GP, LLC  
**Date:** 2025-08-20

**Signature:** By: /s/ Jeffrey R. Crisan, Manager of Silversmith Partners I GP, LLC, the General Partner of Silversmith Partners I GP, L.P.  
**Date:** 2025-08-20

**Signature:** By: /s/ Jeffrey R. Crisan, Manager of Silversmith Partners I GP, LLC, the General Partner of Silversmith Partners I GP, L.P., the General Partner of Silversmith Capital Partners I-A, L.P.  
**Date:** 2025-08-20

**Signature:** By: /s/ Jeffrey R. Crisan, Manager of Silversmith Partners I GP, LLC, the General Partner of Silversmith Partners I GP, L.P., the General Partner of Silversmith Capital Partners I-B, L.P.  
**Date:** 2025-08-20

**Signature:** By: /s/ Jeffrey R. Crisan, Manager of Silversmith Partners I GP, LLC, the General Partner of Silversmith Partners I GP, L.P., the General Partner of Silversmith Capital Partners I-C, L.P.  
**Date:** 2025-08-20

### 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.**