# EDGAR Filing Document

**Accession Number:** 0001829169
**File Stem:** 0001193125-25-207734
**Filing Date:** 2025-9
**Character Count:** 27335
**Document Hash:** 7657753f94d3c28e9e0b1f8d7039df9d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-207734.hdr.sgml**: 20250918

**ACCESSION NUMBER**: 0001193125-25-207734

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20250918

**DATE AS OF CHANGE**: 20250918

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CG Oncology, Inc.
- **CENTRAL INDEX KEY:** 0001991792
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 371611499
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-94327
- **FILM NUMBER:** 251324742

**BUSINESS ADDRESS:**
- **STREET 1:** 400 SPECTRUM CENTER DRIVE
- **STREET 2:** SUITE 2040
- **CITY:** IRVINE
- **STATE:** CA
- **ZIP:** 92618
- **BUSINESS PHONE:** (949) 419-6203

**MAIL ADDRESS:**
- **STREET 1:** 400 SPECTRUM CENTER DRIVE
- **STREET 2:** SUITE 2040
- **CITY:** IRVINE
- **STATE:** CA
- **ZIP:** 92618
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Longitude Capital Partners IV, LLC
- **CENTRAL INDEX KEY:** 0001829169

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

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

**BUSINESS ADDRESS:**
- **STREET 1:** 2740 SAND HILL ROAD
- **STREET 2:** 2ND FLOOR
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025
- **BUSINESS PHONE:** 650-854-5700

**MAIL ADDRESS:**
- **STREET 1:** 2740 SAND HILL ROAD
- **STREET 2:** 2ND FLOOR
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025

### Attached PDF Documents

**Attachment 1:** `ck0000000000-ex99_1.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

**CG Oncology, Inc.**

*(Name of Issuer)*

**Common Stock, $0.0001 par value per share**

*(Title of Class of Securities)*

**156944100**

*(CUSIP Number)*

**Patrick G. Enright**<br>Longitude Capital Partners IV, LLC<br>2740 Sand Hill Road, 2nd Floor<br>Menlo Park CA 94025<br>(650) 854-5700

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**09/11/2025**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **156944100** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Longitude Capital Partners IV, LLC** | Name of reporting person<br>**Longitude Capital Partners IV, LLC** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (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>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| 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>**3190463.00** |
| 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>**3190463.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**3190463.00** | Aggregate amount beneficially owned by each reporting person<br>**3190463.00** | |
| 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>**4.1%** | Percent of class represented by amount in Row (11)<br>**4.1%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

**Comment for Reporting Person:** All such shares are held of record by LVPIV (as defined in Item 2(a) below). LCPIV (as defined in Item 2(a) below) is the general partner of LVPIV and may be deemed to have voting, investment and dispositive power with respect to these shares. Patrick G. Enright and Juliet Tammenoms Bakker are the managing members of LCPIV and may each be deemed to share voting, investment and dispositive power with respect to these shares.

Based on 77,762,732 shares of Common Stock (as defined in Item 2(d) below) outstanding, consisting of  (i) 76,247,581 shares of Common Stock outstanding as of August 6, 2025, as reported by the Issuer (as defined in Item 1(b) below) in its Quarterly Report on Form 10-Q for the quarter ended June 30, 2025, filed with the Securities and Exchange Commission (the "Commission") on August 8, 2025 (the "Form 10-Q"), plus (ii) 1,515,151 Shares purchased by Seven Fleet (as defined in Item 5(a) below) on September 11, 2025.

| **CUSIP No.** | **156944100** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Longitude Venture Partners IV, L.P.** | Name of reporting person<br>**Longitude Venture Partners IV, L.P.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**WC** | Source of funds (See Instructions)<br>**WC** | |
| 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>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| 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>**3190463.00** |
| 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>**3190463.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**3190463.00** | Aggregate amount beneficially owned by each reporting person<br>**3190463.00** | |
| 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>**4.1%** | Percent of class represented by amount in Row (11)<br>**4.1%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**PN** | Type of Reporting Person (See Instructions)<br>**PN** | |

---

**Comment for Reporting Person:** All such shares are held of record by LVPIV. LCPIV is the general partner of LVPIV and may be deemed to have voting, investment and dispositive power with respect to these shares. Patrick G. Enright and Juliet Tammenoms Bakker are the managing members of LCPIV and may each be deemed to share voting, investment and dispositive power with respect to these shares.

Based on 77,762,732 shares of Common Stock outstanding, consisting of  (i) 76,247,581 shares of Common Stock outstanding as of August 6, 2025, as reported by the Issuer in the Form 10-Q, plus (ii) 1,515,151 Shares purchased by Seven Fleet on September 11, 2025.

| **CUSIP No.** | **156944100** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Longitude Prime Partners, LLC** | Name of reporting person<br>**Longitude Prime Partners, LLC** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (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>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| 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>**1471805.00** |
| 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>**1471805.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**1471805.00** | Aggregate amount beneficially owned by each reporting person<br>**1471805.00** | |
| 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>**1.9%** | Percent of class represented by amount in Row (11)<br>**1.9%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

**Comment for Reporting Person:** All such shares are held of record by LPF (as defined in Item 2(a) below). LPP (as defined in Item 2(a) below) is the general partner of LPF and may be deemed to have voting, investment and dispositive power with respect to these shares. Patrick G. Enright and Juliet Tammenoms Bakker are the managing members of LPP and may each be deemed to share voting, investment and dispositive power with respect to these shares.

Based on 77,762,732 shares of Common Stock outstanding, consisting of  (i) 76,247,581 shares of Common Stock outstanding as of August 6, 2025, as reported by the Issuer in the Form 10-Q, plus (ii) 1,515,151 Shares purchased by Seven Fleet on September 11, 2025.

| **CUSIP No.** | **156944100** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Longitude Prime Fund, L.P.** | Name of reporting person<br>**Longitude Prime Fund, L.P.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**WC** | Source of funds (See Instructions)<br>**WC** | |
| 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>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| 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>**1471805.00** |
| 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>**1471805.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**1471805.00** | Aggregate amount beneficially owned by each reporting person<br>**1471805.00** | |
| 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>**1.9%** | Percent of class represented by amount in Row (11)<br>**1.9%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**PN** | Type of Reporting Person (See Instructions)<br>**PN** | |

---

**Comment for Reporting Person:** All such shares are held of record by LPF. LPP is the general partner of LPF and may be deemed to have voting, investment and dispositive power with respect to these shares. Patrick G. Enright and Juliet Tammenoms Bakker are the managing members of LPP and may each be deemed to share voting, investment and dispositive power with respect to these shares.

Based on 77,762,732 shares of Common Stock outstanding, consisting of  (i) 76,247,581 shares of Common Stock outstanding as of August 6, 2025, as reported by the Issuer in the Form 10-Q, plus (ii) 1,515,151 Shares purchased by Seven Fleet on September 11, 2025.

| **CUSIP No.** | **156944100** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Patrick G. Enright** | Name of reporting person<br>**Patrick G. Enright** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (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>**4662268.00** |
| 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>**4662268.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**4662268.00** | Aggregate amount beneficially owned by each reporting person<br>**4662268.00** | |
| 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>**6.0%** | Percent of class represented by amount in Row (11)<br>**6.0%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IN** | Type of Reporting Person (See Instructions)<br>**IN** | |

---

**Comment for Reporting Person:** All such shares are held of record by LVPIV and LPF. LCPIV is the general partner of LVPIV and may be deemed to have voting, investment and dispositive power with respect to the shares held by LVPIV. LPP is the general partner of LPF and may be deemed to have voting, investment and dispositive power with respect to the shares held by LPF. Mr. Enright is a managing member of each of LCPIV and LPP and may be deemed to share voting, investment and dispositive power with respect to these shares.

Based on 77,762,732 shares of Common Stock outstanding, consisting of  (i) 76,247,581 shares of Common Stock outstanding as of August 6, 2025, as reported by the Issuer in the Form 10-Q, plus (ii) 1,515,151 Shares purchased by Seven Fleet on September 11, 2025.

| **CUSIP No.** | **156944100** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Juliet Tammenoms Bakker** | Name of reporting person<br>**Juliet Tammenoms Bakker** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (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>**4662268.00** |
| 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>**4662268.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**4662268.00** | Aggregate amount beneficially owned by each reporting person<br>**4662268.00** | |
| 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>**6.0%** | Percent of class represented by amount in Row (11)<br>**6.0%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IN** | Type of Reporting Person (See Instructions)<br>**IN** | |

---

**Comment for Reporting Person:** All such shares are held of record by LVPIV and LPF. LCPIV is the general partner of LVPIV and may be deemed to have voting, investment and dispositive power with respect to the shares held by LVPIV. LPP is the general partner of LPF and may be deemed to have voting, investment and dispositive power with respect to the shares held by LPF. Ms. Bakker is a managing member of each of LCPIV and LPP and may be deemed to share voting, investment and dispositive power with respect to these shares.

Based on 77,762,732 shares of Common Stock outstanding, consisting of  (i) 76,247,581 shares of Common Stock outstanding as of August 6, 2025, as reported by the Issuer in the Form 10-Q, plus (ii) 1,515,151 Shares purchased by Seven Fleet on September 11, 2025.

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Common Stock, $0.0001 par value per share

**(b) Name of Issuer:**
CG Oncology, Inc.

**(c) Address of Issuer's Principal Executive Offices:**
400 Spectrum Center Drive, Suite 2040, Irvine, CA, 92618

**Item 4. Purpose of Transaction**

The information set forth in Item 3 of this Statement is incorporated herein by reference. The Reporting Persons hold the securities of the Issuer for general investment purposes. The Reporting Persons may, from time to time, depending on prevailing market, economic and other conditions, acquire additional shares of Common Stock or other securities of the Issuer, dispose of any such securities, or engage in discussions with the Issuer concerning such acquisitions or dispositions or further investments in the Issuer. The Reporting Persons intend to review their investment in the Issuer on a continuing basis and, depending upon the price and availability of shares of Common Stock or other securities of the Issuer, subsequent developments affecting the Issuer, the Issuer's business and prospects, other investment and business opportunities available to the Reporting Persons, general stock market and economic conditions, tax considerations and other factors considered relevant, may decide at any time to increase or to decrease the size of their investment in the Issuer in the open market, in privately negotiated transactions, pursuant to 10b5-1 trading plans or otherwise.

In addition, Brian Liu, a managing director at LCM, serves on the board of directors of the Issuer. In such capacity, Mr. Liu, as well as other representatives of LCM or the Reporting Entities, expect to engage in communications from time to time with one or more shareholders, officers or members of the Issuer, including discussions regarding the Issuer's operations and strategic direction and ideas that, if effected, could result in, among other things, any of the matters identified in Item 4(a)-(j) of Schedule 13D.

Except as set forth above, the Reporting Persons have no present plans or intentions which would result in or relate to any of the transactions described in subparagraphs (a) through (j) of Item 4 of Schedule 13D.

The Reporting Persons reserve their right, based on all relevant factors and subject to applicable law, at any time or from time to time, to review or reconsider their position, change their purpose, take other actions (including actions that could involve one or more of the types of transactions or have one or more of the results described in Items 4(a)-(j) of Schedule 13D) or formulate and implements plans or proposals with respect to any of the foregoing.

**Item 5. Interest in Securities of the Issuer**

**(a)**
See Items 7-11 of the cover pages of this Statement and Item 2(a) above. LVPIV is the record owner of 3,190,463 shares of Common Stock (the LVPIV Shares) and LPF is the record owner of 1,471,805 shares of Common Stock (the LPF Shares). As general partner of LVPIV, LCPIV may be deemed to beneficially own the LVPIV Shares. Patrick G. Enright and Juliet Tammenoms Bakker are the managing members of LCPIV and may be deemed to share voting, investment and dispositive power with respect to the LVPIV Shares. As general partner of LPF, LPP may be deemed to beneficially own the LPF Shares. Patrick G. Enright and Juliet Tammenoms Bakker are the managing members of LPP and may be deemed to share voting, investment and dispositive power with respect to the LPF Shares.

* Except to the extent of his, hers, or its pecuniary interest therein, each Reporting Person disclaims beneficial ownership of such shares of Common Stock, except for the shares, if any, such Reporting Person holds of record.

Longitude Capital Management Co. LLC ("LCM"), the investment advisor of LVPIV and LPF, and Seven Fleet Advisors LLC (together with its affiliates, "Seven Fleet") have instituted policies and procedures that may affect the acquisition, holding and disposition of securities held by Seven Fleet. As a result of such policies and procedures, the Reporting Persons and Seven Fleet may be deemed to be members of a group within the meaning of Section 13(d)(3) of the Exchange Act.

As of the date hereof, based on information provided by or on behalf of Seven Fleet, Seven Fleet may be deemed to be the beneficial owner of 1,515,151 shares of Common Stock, constituting 1.9% of the number of shares of Common Stock outstanding (based on 77,762,732 shares of Common Stock outstanding, consisting of  (i) 76,247,581 shares of Common Stock outstanding as of August 6, 2025, as reported by the Issuer in the Form 10-Q, plus (ii) 1,515,151 Shares purchased by Seven Fleet September 11, 2025). Notwithstanding such policies and procedures, the Reporting Persons expressly disclaim such group membership and beneficial ownership over any Common Stock that they may be deemed to beneficially own by reason of such policies and procedures. This Schedule 13D shall not be deemed an admission that the Reporting Persons are members of a group for purposes of Section 13 of the Exchange Act or for any other purpose.

**(b)**
See Items 7-11 of the cover pages of this Statement and Item 2(a) and Item 5(a) above.

**(c)**
Except as reported in this Statement, none of the Reporting Persons has effected any transactions in the Issuer's securities within the past 60 days.

**Item 6. Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer.**

The Reporting Persons and certain of the Issuer's other investors entered into the Amended and Restated Investors' Rights Agreement, dated July 28, 2023 (the "Rights Agreement"). After the closing of the Offering, the stockholders party thereto are entitled to certain registration rights, including the right to demand that the Issuer file a registration statement or request that their shares be covered by a registration statement that the Issuer is otherwise filing. The terms and provisions of the Rights Agreement are described more fully in the Issuer's Registration Statement on Form S-1 (File No. 333-276350) and declared effective by the Commission on January 24, 2024 (the "Registration Statement"), and the above summary is qualified by reference to such description and the full text of the Rights Agreement, which is filed as Exhibit 2 to this Statement and is incorporated herein by reference.

### 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:** Longitude Capital Partners IV, LLC

**Signature:** /s/ Cristiana Blauth Oliveira

**Name/Title:** Cristiana Blauth Oliveira, Authorized Signatory

**Date:** 09/18/2025

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:** Longitude Venture Partners IV, L.P.

**Signature:** /s/ Cristiana Blauth Oliveira

**Name/Title:** Cristiana Blauth Oliveira, Authorized Signatory

**Date:** 09/18/2025

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:** Longitude Prime Partners, LLC

**Signature:** /s/ Cristiana Blauth Oliveira

**Name/Title:** Cristiana Blauth Oliveira, Authorized Signatory

**Date:** 09/18/2025

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:** Longitude Prime Fund, L.P.

**Signature:** /s/ Cristiana Blauth Oliveira

**Name/Title:** Cristiana Blauth Oliveira, Authorized Signatory

**Date:** 09/18/2025

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:** Patrick G. Enright

**Signature:** /s/ Cristiana Blauth Oliveira

**Name/Title:** Cristiana Blauth Oliveira as attorney-in-fact for Patrick G. Enright

**Date:** 09/18/2025

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:** Juliet Tammenoms Bakker

**Signature:** /s/ Cristiana Blauth Oliveira

**Name/Title:** Cristiana Blauth Oliveira as attorney-in-fact for Juliet Tammenoms Bakker

**Date:** 09/18/2025