# EDGAR Filing Document

**Accession Number:** 0001908561
**File Stem:** 0001908561-26-000004
**Filing Date:** 2026-1
**Character Count:** 10716
**Document Hash:** 5cb08c174bc834dedba510271f9a9304
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001908561-26-000004.hdr.sgml**: 20260123

**ACCESSION NUMBER**: 0001908561-26-000004

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250930

**FILED AS OF DATE**: 20260123

**DATE AS OF CHANGE**: 20260123

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Belshe Michael
- **CENTRAL INDEX KEY:** 0001908561

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43057
- **FILM NUMBER:** 26558199

**MAIL ADDRESS:**
- **STREET 1:** 2443 ASH ST.
- **CITY:** PALO ALTO
- **STATE:** CA
- **ZIP:** 94306
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BITGO HOLDINGS, INC.
- **CENTRAL INDEX KEY:** 0001740604
- **STANDARD INDUSTRIAL CLASSIFICATION:** FINANCE SERVICES [6199]
- **ORGANIZATION NAME:** 09 Crypto Assets
- **EIN:** 823998490
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0123

**BUSINESS ADDRESS:**
- **STREET 1:** 2443 ASH STREET
- **CITY:** PALO ALTO
- **STATE:** CA
- **ZIP:** 94306
- **BUSINESS PHONE:** (650) 847-0009

**MAIL ADDRESS:**
- **STREET 1:** 2443 ASH STREET
- **CITY:** PALO ALTO
- **STATE:** CA
- **ZIP:** 94306

### 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>Belshe Michael<br><sub>(Last) (First) (Middle)</sub><br>C/O BITGO HOLDINGS, INC.<br>101 S. REID STREET, SUITE 307, PMB# 9793<br><sub>(Street)</sub><br>SIOUX FALLS, SD 57103<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-09-30 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_CEO, President, CTO_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>BITGO HOLDINGS, INC. [ BTGO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] 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 |
| Class A Common Stock | 2026-01-21 |  | F<sup>(1)</sup> |  | 127613 | D | $18 | 872387 | D |  |

---

## 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 |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(3)</sup> |  | 4188 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 4188 | <sup>(2)</sup> | 4188 | D |  |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(4)</sup> |  | 23167 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 23167 | <sup>(2)</sup> | 27355 | D |  |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(5)</sup> |  | 1064405 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 1064405 | <sup>(2)</sup> | 1091760 | D |  |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(6)</sup> |  | 1227310 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 1227310 | <sup>(2)</sup> | 2319070 | D |  |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(5)</sup> |  | 910489 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 910489 | <sup>(2)</sup> | 910489 | I | By Trust<sup>(7)</sup> |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(5)</sup> |  | 723589 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 723589 | <sup>(2)</sup> | 723589 | I | By Trust<sup>(8)</sup> |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(5)</sup> |  | 910489 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 910489 | <sup>(2)</sup> | 910489 | I | By Trust<sup>(9)</sup> |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(5)</sup> |  | 723589 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 723589 | <sup>(2)</sup> | 723589 | I | By Trust<sup>(10)</sup> |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(5)</sup> |  | 910489 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 910489 | <sup>(2)</sup> | 910489 | I | By Trust<sup>(11)</sup> |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(5)</sup> |  | 723589 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 723589 | <sup>(2)</sup> | 723589 | I | By Trust<sup>(12)</sup> |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-23 |  | J<sup>(5)</sup> |  | 910489 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 910489 | <sup>(2)</sup> | 910489 | I | By Trust<sup>(13)</sup> |
| Class B Common Stock | <sup>(2)</sup> | 2025-09-30 |  | J<sup>(5)</sup> |  | 723589 |  | <sup>(2)</sup> | <sup>(2)</sup> | Class A Common Stock | 723589 | <sup>(2)</sup> | 723589 | I | By Trust<sup>(14)</sup> |

---

### Footnotes:

(1) The transaction represents the number of shares of Class A Common Stock withheld by the Issuer to satisfy tax withholding liabilities in connection with the net settlement of restricted stock units.

(2) Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation.

(3) The Reporting Person elected to exchange shares of the Issuer's Series B-3 Preferred Stock for shares of the Issuer's Class B Common Stock pursuant to the terms of an Equity Exchange Rights Agreement between the Issuer and the Reporting Person.

(4) The Reporting Person elected to exchange shares of the Issuer's Series Seed Preferred Stock for shares of the Issuer's Class B Common Stock pursuant to the terms of an Equity Exchange Rights Agreement between the Issuer and the Reporting Person.

(5) The Reporting Person elected to exchange shares of the Issuer's Class F Common Stock for shares of the Issuer's Class B Common Stock pursuant to the terms of an Equity Exchange Rights Agreement between the Issuer and the Reporting Person.

(6) The Reporting Person elected to exchange shares of the Issuer's Common Stock for shares of the Issuer's Class B Common Stock pursuant to the terms of an Equity Exchange Rights Agreement between the Issuer and the Reporting Person.

(7) These shares are held by The AB Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee.

(8) These shares are held by The AB Non-Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee.

(9) These shares are held by The CB Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee.

(10) These shares are held by The CB Non-Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee.

(11) These shares are held by The CW Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee.

(12) These shares are held by The CW Non-Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee.

(13) These shares are held by The ZW Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee.

(14) These shares are held by The ZW Non-Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee.

**Signature:** /s/ Edward Reginelli, Attorney-in-Fact  
**Date:** 2026-01-23

### 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.**