Bitgo CRO relinquishes 220 shares for tax withholding

Bitgo’s Chief Revenue Officer had 220 shares withheld and cancelled to cover taxes on vested restricted stock units, leaving 1,256,704 Class A shares held directly.

Rhea-AI Filing Summary

BITGO HOLDINGS, INC. insider Fang Chen, Chief Revenue Officer and director, reported a disposition of 220 shares of Class A Common Stock on September 6, 2026. The shares were relinquished and cancelled in exchange for the company’s agreement to pay federal and state tax withholding obligations arising from the vesting of restricted stock units.

After this tax-withholding transaction, Fang Chen holds 1,256,704 shares of Class A Common Stock directly. No Rule 10b5-1 trading plan is reported for this transaction.

Insider Trade Summary

Tax Withholding: 220 shares

Tax Withholding 1 txn

Insider Fang Chen

Role Chief Revenue Officer

Type	Security	Shares	Price	Value
Tax Withholding	Class A Common Stock F1	220	$7.30	$2K

Holdings After Transaction: Class A Common Stock — 1,256,704 shares (Direct)

Footnotes (1)

1. F1. Represents shares relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units.

Key Figures

Shares relinquished for tax withholding: 220 shares Per-share value for tax-withholding shares: $7.30 per share Shares held after transaction: 1,256,704 shares

3 metrics

Shares relinquished for tax withholding 220 shares Class A Common Stock cancelled on September 6, 2026 to cover tax withholding from RSU vesting

Per-share value for tax-withholding shares $7.30 per share Value applied to 220 Bitgo Class A Common Stock shares used for tax withholding

Shares held after transaction 1,256,704 shares Class A Common Stock directly owned by Fang Chen after the September 6, 2026 transaction

Key Terms

restricted stock units, tax withholding obligations, Class A Common Stock

3 terms

restricted stock units financial

"resulting from the vesting of restricted stock units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding obligations financial

"to pay federal and state tax withholding obligations of the Reporting Person"

Class A Common Stock financial

"Represents shares relinquished by the Reporting Person and cancelled by the Issuer"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

FAQ

What insider transaction did BTGO’s Chief Revenue Officer report?

Fang Chen reported relinquishing 220 shares of Bitgo Class A Common Stock on September 6, 2026, which were cancelled in exchange for Bitgo paying federal and state tax withholding obligations from vested restricted stock units.

How many BTGO shares does Fang Chen hold after this Form 4 transaction?

After the reported transaction, Fang Chen directly holds 1,256,704 shares of Bitgo Class A Common Stock. This figure reflects her position following the cancellation of 220 shares for tax withholding related to restricted stock unit vesting.

Was the BTGO insider transaction part of a Rule 10b5-1 trading plan?

No. The filing indicates that the transaction was not made pursuant to a Rule 10b5-1 trading plan. It reflects shares relinquished and cancelled to satisfy tax withholding obligations from vesting restricted stock units.

What was the effective price used for Fang Chen’s BTGO tax-withholding shares?

The 220 Bitgo Class A Common Stock shares used for tax withholding were valued at $7.30 per share. These shares were relinquished and cancelled while Bitgo agreed to pay the related federal and state tax withholding obligations.

What triggered the tax-withholding share cancellation for BTGO’s Fang Chen?

The cancellation of 220 shares was triggered by the vesting of restricted stock units held by Fang Chen. Bitgo agreed to pay her federal and state tax withholding obligations, and she relinquished shares that were then cancelled.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/09/2026 - 08:19 PM Accepted by SEC EDGAR 09/09/2026 - 08:18 PM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Fang Chen

(Last) (First) (Middle)

C/O BITGO HOLDINGS, INC.

101 S. REID STREET, SUITE 307, PMB# 9793

(Street)

SIOUX FALLS SOUTH DAKOTA 57103

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
BITGO HOLDINGS, INC. [ BTGO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Revenue Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/06/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	09/06/2026		F(1)		220	D	$7.3	1,256,704	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units.

	/s/ Edward Reginelli, Attorney-in-Fact	09/09/2026
	** Signature of Reporting Person	Date
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.
* Form 4: SEC 1474 (03-26)