# EDGAR Filing Document

**Accession Number:** 0001750266
**File Stem:** 0000950170-25-088604
**Filing Date:** 2025-6
**Character Count:** 21294
**Document Hash:** 3b6bfec2c0b69d9d427857f0fbe5101e
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000950170-25-088604.hdr.sgml**: 20250620

**ACCESSION NUMBER**: 0000950170-25-088604

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250618

**FILED AS OF DATE**: 20250620

**DATE AS OF CHANGE**: 20250620

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Venture Capital VI, L.P.
- **CENTRAL INDEX KEY:** 0001687880

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40532
- **FILM NUMBER:** 251062517

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** (415) 801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Venture Capital VII, L.P.
- **CENTRAL INDEX KEY:** 0001750266

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40532
- **FILM NUMBER:** 251062511

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Ventures VI GP-GP, LLC
- **CENTRAL INDEX KEY:** 0001777652

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40532
- **FILM NUMBER:** 251062515

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Ventures VI GP, L.P.
- **CENTRAL INDEX KEY:** 0001777654

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40532
- **FILM NUMBER:** 251062516

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Vantage II GP, L.P.
- **CENTRAL INDEX KEY:** 0001839790

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40532
- **FILM NUMBER:** 251062513

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Ventures VII GP-GP, LLC
- **CENTRAL INDEX KEY:** 0001777656

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40532
- **FILM NUMBER:** 251062509

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Ventures VII GP, L.P.
- **CENTRAL INDEX KEY:** 0001777655

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40532
- **FILM NUMBER:** 251062510

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Vantage II, L.P.
- **CENTRAL INDEX KEY:** 0001832235

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40532
- **FILM NUMBER:** 251062514

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Vantage II GP-GP, LLC
- **CENTRAL INDEX KEY:** 0001839789

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40532
- **FILM NUMBER:** 251062512

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 1650
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** LENZ Therapeutics, Inc.
- **CENTRAL INDEX KEY:** 0001815776
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 844867570
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 201 LOMAS SANTA FE DRIVE, SUITE 300
- **CITY:** SOLANA BEACH
- **STATE:** CA
- **ZIP:** 92075
- **BUSINESS PHONE:** 858-925-7000

**MAIL ADDRESS:**
- **STREET 1:** 201 LOMAS SANTA FE DRIVE, SUITE 300
- **CITY:** SOLANA BEACH
- **STATE:** CA
- **ZIP:** 92075

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Graphite Bio, Inc.
- **DATE OF NAME CHANGE:** 20210312

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Integral Medicines, Inc.
- **DATE OF NAME CHANGE:** 20200622

### 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>Versant Venture Capital VI, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET, SUITE 1650<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-18 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LENZ Therapeutics, Inc. [ LENZ ] | **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>Versant Ventures VI GP, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET, SUITE 1650<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-18 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LENZ Therapeutics, Inc. [ LENZ ] | **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>Versant Ventures VI GP-GP, LLC<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET, SUITE 1650<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-18 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LENZ Therapeutics, Inc. [ LENZ ] | **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>Versant Vantage II, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET, SUITE 1650<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-18 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LENZ Therapeutics, Inc. [ LENZ ] | **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>Versant Vantage II GP, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET, SUITE 1650<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-18 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LENZ Therapeutics, Inc. [ LENZ ] | **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>Versant Vantage II GP-GP, LLC<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET, SUITE 1650<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-18 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LENZ Therapeutics, Inc. [ LENZ ] | **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>Versant Venture Capital VII, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET, SUITE 1650<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-18 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LENZ Therapeutics, Inc. [ LENZ ] | **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>Versant Ventures VII GP, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET, SUITE 1650<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-18 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LENZ Therapeutics, Inc. [ LENZ ] | **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>Versant Ventures VII GP-GP, LLC<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET, SUITE 1650<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-18 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>LENZ Therapeutics, Inc. [ LENZ ] | **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 | 2025-06-18 |  | S |  | 100000 | D | $29.95 | 1148789 | I | See footnote<sup>(1)</sup> |
| Common Stock | 2025-06-20 |  | S |  | 100877 | D | $30.35 | 1047912 | I | See footnote<sup>(1)</sup> |
| Common Stock | 2025-06-20 |  | S |  | 133924 | D | $30.25 | 1967275 | D<sup>(2)</sup> |  |
| Common Stock |  |  |  |  |  |  |  | 842162 | I | See footnote<sup>(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) These shares are held by Versant Venture Capital VII, L.P. ("VVC VII"). Versant Ventures VII GP-GP, LLC ("VV VII GP") is the sole general partner of Versant Ventures VII GP, L.P. ("VV VII") and VV VII is the sole general partner of VVC VII. Each of VV VII GP and VV VII may be deemed to share voting, investment and dispositive power over the shares held by VVC VII and disclaims beneficial ownership of such shares, except to the extent of their respective pecuniary interests therein.

(2) These shares are held by Versant Venture Capital VI, L.P. ("VVC VI"). Versant Ventures VI GP-GP, LLC ("VV VI GP") is the sole general partner of Versant Ventures VI GP, L.P. ("VV VI") and VV VI is the sole general partner of VVC
VI. Each of VV VI GP and VV VI may be deemed to share voting, investment and dispositive power over the shares held by VVC VI and disclaims beneficial ownership of such shares, except to the extent of their respective pecuniaryinterests therein.

(3) These shares are held by Versant Vantage II, L.P. ("VV II"). Versant Vantage II GP-GP, LLC ("VV II GP-GP") is the sole general partner of Versant Vantage II GP, L.P. ("VV II GP") and VV II GP is the sole general partner of VV II. Each of VV II GP-GP and VV II GP may be deemed to share voting, investment and dispositive power over the shares held by VV II and disclaims beneficial ownership of such shares, except to the extent of their respective pecuniary interests therein.

**Signature:** Versant Vantage II, LP By: Versant Vantage II GP, L.P. Its: General Partner By: Versant Vantage II GP-GP, LLC Its: General Partner By: /s/ Max Eisenberg Its: Chief Operating Officer  
**Date:** 2025-06-20

**Signature:** Versant Vantage II GP, L.P., By: Versant Vantage II GP-GP, LLC Its: General Partner By: /s/ Max Eisenberg Its: Chief Operating Officer  
**Date:** 2025-06-20

**Signature:** Versant Vantage II GP-GP, LLC, By: /s/ Max Eisenberg Its: Chief Operating Officer  
**Date:** 2025-06-20

**Signature:** Versant Venture Capital VI, L.P. By: Versant Ventures VI GP, L.P. Its: General Partner By: Versant Ventures VI GP-GP, LLC Its: General Partner By: /s/ Max Eisenberg Its: Chief Operating Officer  
**Date:** 2025-06-20

**Signature:** Versant Ventures VI GP, L.P., By: Versant Ventures VI GP-GP, LLC Its: General Partner By: /s/ Max Eisenberg Its: Chief Operating Officer  
**Date:** 2025-06-20

**Signature:** Versant Ventures VI GP-GP, LLC By: /s/ Max Eisenberg Its: Chief Operating Officer  
**Date:** 2025-06-20

**Signature:** Versant Venture Capital VII, L.P. By: Versant Ventures VII GP, L.P. Its: General Partner By: Versant Ventures VII GP-GP, LLC Its: General Partner By: /s/ Max Eisenberg Its: Chief Operating Officer  
**Date:** 2025-06-20

**Signature:** Versant Ventures VII GP, L.P., By: Versant Ventures VII GP-GP, LLC Its: General Partner By: /s/ Max Eisenberg Its: Chief Operating Officer  
**Date:** 2025-06-20

**Signature:** Versant Ventures VII GP-GP, LLC By: /s/ Max Eisenberg Its: Chief Operating Officer  
**Date:** 2025-06-20

### 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.**