# EDGAR Filing Document

**Accession Number:** 0001737287
**File Stem:** 0001296549-26-000004
**Filing Date:** 2026-2
**Character Count:** 20522
**Document Hash:** e17e4e84f0667e66cf73c31d74f24927
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001296549-26-000004.hdr.sgml**: 20260217

**ACCESSION NUMBER**: 0001296549-26-000004

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

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20260217

**DATE AS OF CHANGE**: 20260217

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Allogene Therapeutics, Inc.
- **CENTRAL INDEX KEY:** 0001737287
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 823562771
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-90685
- **FILM NUMBER:** 26643848

**BUSINESS ADDRESS:**
- **STREET 1:** 210 EAST GRAND AVENUE
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94080
- **BUSINESS PHONE:** (650) 457-2700

**MAIL ADDRESS:**
- **STREET 1:** 210 EAST GRAND AVENUE
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94080
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Belldegrun Arie
- **CENTRAL INDEX KEY:** 0001296549

**ORGANIZATION NAME:**

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

**MAIL ADDRESS:**
- **STREET 1:** UCLA SCHOOL OF MEDICINE
- **STREET 2:** 10833 LE CONTE 66-118 CHS BOX 951738
- **CITY:** LOS ANGELES
- **STATE:** CA
- **ZIP:** 9095-1738

## Ex-99

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with all other Reporting Persons on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the common stock of Allogene Therapeutics, Inc., a Delaware corporation, and that this Agreement may be included as an Exhibit to such joint filing. This Agreement may be executed in any number of counterparts all of which, taken together, shall constitute one and the same instrument.

Dated: February 17, 2026

---

| | |
|:---|:---|
| /s/ Arie Belldegrun | /s/ Arie Belldegrun |
| **Arie Belldegrun, M.D.** | **Arie Belldegrun, M.D.** |
| **Bellco Legacy LLC** | **Bellco Legacy LLC** |
| By: | /s/ Arie Belldegrun |
| Name: | Arie Belldegrun, M.D., Manager |
| **Bellco Legacy IV LLC** | **Bellco Legacy IV LLC** |
| By: | /s/ Arie Belldegrun |
| Name: | Arie Belldegrun, M.D., Manager |
| **Vida Ventures LLC** | **Vida Ventures LLC** |
| By: | VV Manager LLC, its Manager |
| By: | /s/ Arie Belldegrun |
| Name: | Arie Belldegrun, M.D., Senior Managing Director |
| **Vida Ventures III, L.P.** | **Vida Ventures III, L.P.** |
| By: | Vida Ventures GP III, LLC, its Manager |
| By: | /s/ Arie Belldegrun |
| Name: | Arie Belldegrun, M.D., Senior Managing Director |
| **Vida Ventures III-A, L.P.** | **Vida Ventures III-A, L.P.** |
| By: | Vida Ventures GP III, its Manager |
| By: | /s/ Arie Belldegrun |
| Name: | Arie Belldegrun, M.D., Senior Managing Director |

---

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

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**(Amendment No. 9)**

**Issuer:** Allogene Therapeutics, Inc.

**Title of Class of Securities:** Common Stock

**CUSIP Number:** 019770106

**Date of Event Which Requires Filing of this Statement:** 12/31/2025

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [ ] Rule 13d-1(c)

- [x] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>Arie Belldegrun, M.D. | Names of Reporting Persons<br>Arie Belldegrun, M.D. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>X1 | Citizenship or Place of Organization<br>X1 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>4475883.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>8772287.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>4475883.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>8772287.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>13248170.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>13248170.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>5.8% | Percent of Class Represented by Amount in Row (9)<br>5.8% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

---

| 1. | Names of Reporting Persons<br>Bellco Legacy LLC | Names of Reporting Persons<br>Bellco Legacy LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>539867.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>539867.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>539867.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>539867.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>0.2% | Percent of Class Represented by Amount in Row (9)<br>0.2% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>Bellco Legacy IV LLC | Names of Reporting Persons<br>Bellco Legacy IV LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>4710120.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>4710120.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>4710120.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>4710120.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>2.1% | Percent of Class Represented by Amount in Row (9)<br>2.1% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>Vida Ventures LLC | Names of Reporting Persons<br>Vida Ventures LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>NV | Citizenship or Place of Organization<br>NV |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>1798163.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>1798163.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>1798163.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>1798163.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>0.8% | Percent of Class Represented by Amount in Row (9)<br>0.8% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>Vida Ventures III, L.P. | Names of Reporting Persons<br>Vida Ventures III, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>NV | Citizenship or Place of Organization<br>NV |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>1720172.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>1720172.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>1720172.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>1720172.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>0.8% | Percent of Class Represented by Amount in Row (9)<br>0.8% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>Vida Ventures III-A, L.P. | Names of Reporting Persons<br>Vida Ventures III-A, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>NV | Citizenship or Place of Organization<br>NV |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>3965.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>3965.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>3965.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>3965.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>0.0% | Percent of Class Represented by Amount in Row (9)<br>0.0% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

**Item 1(a). Name of Issuer:**
Allogene Therapeutics, Inc.

**Item 1(b). Address of Issuer's Principal Executive Offices:**
210 East Grand Avenue, South San Francisco, CA, 94080.

**Item 2(a). Name of Person Filing:**
Arie Belldegrun
Bellco Legacy  LLC
Bellco Legacy IV LLC
Vida Ventures LLC
Vida Ventures III, L.P.
Vida Ventures III-A, L.P.

**Item 2(b). Address of Principal Business Office:**
Arie Belldegrun: 10100 Santa Monica Blvd., 15th Floor, Los Angeles, CA 90067
Bellco Legacy  LLC: 10100 Santa Monica Blvd., 15th Floor, Los Angeles, CA 90067
Bellco Legacy IV LLC: 10100 Santa Monica Blvd., 15th Floor, Los Angeles, CA 90067
Vida Ventures LLC: 40 Broad Street, #201, Boston, MA  02109
Vida Ventures III, L.P.: 40 Broad Street, #201, Boston, MA  02109
Vida Ventures III-A, L.P.: 40 Broad Street, #201, Boston, MA  02109

**Item 2(c). Citizenship:**
Arie Belldegrun: United States and Israel
Bellco Legacy  LLC: Delaware
Bellco Legacy IV LLC: Delaware
Vida Ventures LLC: Nevada
Vida Ventures III, L.P.: Nevada
Vida Ventures III-A, L.P.: Nevada

**Item 2(d). Title of Class of Securities:**
Common Stock

**Item 2(e). CUSIP Number:**
019770106

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

Row 9 of each Reporting Person's cover page to this Schedule 13G sets forth the aggregate number of shares of Common Stock beneficially owned by such Reporting Person and is incorporated by reference.
Row 9 of Dr. Belldegrun's cover page includes  3,885,280 shares of common stock issuable within 60 days of December 31, 2025 upon the exercise of stock options held by the Reporting Person and also includes (a) 4,710,120 shares of common stock beneficially owned by Bellco Legacy IV LLC, a limited liability company managed by Dr. Belldegrun and Rebecka Belldegrun, (b) 539,867 shares of common stock beneficially owned by Bellco Legacy LLC, a limited liability company owned and managed by trusts controlled by Dr. Belldegrun and Rebecka Belldegrun, (c) 1,798,163 shares of common stock beneficially owned by Vida Ventures LLC (Vida), a limited liability company of which VV Manager LLC is the manager, of which Dr. Belldegrun is a Senior Managing Director, (d) 1,720,172 shares of common stock beneficially owned by Vida Ventures III, L.P. (Vida III), a limited partnership of which Vida Ventures GP III, LLC (Vida GP III) is the manager, of which Dr. Belldegrun is a Senior Managing Director, and (e) 3,965 shares of common stock beneficially owned by Vida Ventures III-A, L.P. (Vida III-A), a limited partnership of which Vida GP III is the manager, of which Dr. Belldegrun is a Senior Managing Director.  Dr. Belldegrun disclaims beneficial ownership of the shares held by Vida, Vida III and Vida III-A, except to the extent of any pecuniary interest therein, and other than for the purpose of determining his obligations under Section 13(d) of the Exchange Act.

**(b) Percent of class:**

Row 11 of each Reporting Person's cover page to this Schedule 13G sets forth the percentages of the shares of Common Stock beneficially owned by such Reporting Person and is incorporated by reference. This percentage is calculated based on 224,730,144 shares of common stock outstanding as of November 4, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q filed on November 6, 2025.

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

Row 5 of each Reporting Person's cover page to this Schedule 13G/A sets forth the sole power to vote or to direct the vote of Common Stock beneficially owned by such Reporting Person and is incorporated by reference.

**(ii) Shared power to vote or to direct the vote:**

Row 6 of each Reporting Person's cover page to this Schedule 13G/A sets forth the shared power to vote or to direct the vote of Common Stock beneficially owned by such Reporting Person and is incorporated by reference.

**(iii) Sole power to dispose or to direct the disposition of:**

Row 7 of each Reporting Person's cover page to this Schedule 13G/A sets forth the sole power to dispose or to direct the disposition of Common Stock beneficially owned by such Reporting Person and is incorporated by reference.

**(iv) Shared power to dispose or to direct the disposition of:**

Row 8 of each Reporting Person's cover page to this Schedule 13G/A sets forth the shared power to dispose or to direct the disposition of Common Stock beneficially owned by such Reporting Person and is incorporated by reference.

**Item 5. Ownership of Five Percent or Less of a Class.**

[x] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

Not Applicable

**Item 8. Identification and Classification of Members of the Group**

Not Applicable

**Item 9. Notice of Dissolution of Group**

Not Applicable

**Item 10. Certification:**

—

### 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.

**Arie Belldegrun, M.D.**

**Date:** 02/17/2026

**By:** /s/ Arie Belldegrun

**Name & Title:** Arie Belldegrun, M.D.

**Bellco Legacy LLC**

**Date:** 02/17/2026

**By:** /s/ Arie Belldegrun

**Name & Title:** By Arie Belldegrun, M.D., Manager

**Bellco Legacy IV LLC**

**Date:** 02/17/2026

**By:** /s/ Arie Belldegrun

**Name & Title:** By Arie Belldegrun, M.D., Manager

**Vida Ventures LLC**

**Date:** 02/17/2026

**By:** /s/ Arie Belldegrun

**Name & Title:** By VV Manager LLC, its Manager, By Arie Belldegrun, M.D., Senior Managing Director

**Vida Ventures III, L.P.**

**Date:** 02/17/2026

**By:** /s/ Arie Belldegrun

**Name & Title:** By Vida Ventures GP III, LLC, its Manager, By Arie Belldegrun, M.D., Senior Managing Director

**Vida Ventures III-A, L.P.**

**Date:** 02/17/2026

**By:** /s/ Arie Belldegrun

**Name & Title:** By Vida Ventures GP III, LLC, its Manager, By Arie Belldegrun, M.D., Senior Managing Director,