Jeff Peter Horowitz - 22 May 2026 Form 4 Insider Report for BITGO HOLDINGS, INC. (BTGO)

Reporting relationship: Chief Compliance Officer
Issuer ticker: BTGO
Reported as of: 22 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 12 Jun 2026, 17:11:42 UTC
Prior SEC filing: 01 Apr 2026
Next SEC filing: 28 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Edward Reginelli, Attorney-in-Fact

Key filing fact

Jeff Peter Horowitz filed Form 4 for BITGO HOLDINGS, INC. (BTGO) on 12 Jun 2026.

Key facts

This page summarizes Jeff Peter Horowitz's Form 4 filing for BITGO HOLDINGS, INC. (BTGO).
2 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 12 Jun 2026, 17:11.

Change

Previous filing in this sequence was filed on 01 Apr 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002083617 Primary reporting owner

Horowitz Jeff Peter

Relationship: Chief Compliance Officer
Address: C/O BITGO HOLDINGS, INC., 101 S. REID STREET, SUITE 307, PMB# 9793, SIOUX FALLS
Signature: /s/ Edward Reginelli, Attorney-in-Fact
Signature date: 12 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

BTGO holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 287,662
Date: 22 May 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

BTGO transaction Derivative

Phantom Stock Units (Cash-settled Restricted Stock Units)

Options Exercise

Transaction value
Shares: -521
Change %: -8.7%
Price
Shares after: 5,478
Date: 22 May 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 521
Exercise price
Footnotes: F1, F2, F3

BTGO transaction Derivative

Phantom Stock Units (Cash-settled Restricted Stock Units)

Options Exercise

Transaction value
Shares: -1,563
Change %: -6.1%
Price
Shares after: 24,227
Date: 22 May 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 1,563
Exercise price
Footnotes: F1, F3, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Each phantom stock unit (each a "Unit") represents the economic equivalent of one share of the Issuer's Class A common stock. On May 22, 2026, certain Units held by the Reporting Person were settled for cash as described in footnotes (2) and (4) to this Form 4.

Footnote F2

The reported transaction represents the vesting of 260 Units on April 1, 2026 and 261 Units on May 1, 2026, which transaction settled on May 22, 2026. The remaining 5,478 Units vest in substantially equal monthly installments.through March 1, 2028, subject to the Reporting Person's provision of service to the Issuer on each vesting date.

Footnote F3

This award does not expire; it either vests or is canceled prior to the vesting date.

Footnote F4

The reported transaction represents the vesting of 782 Units on April 18, 2026 and 781 Units on May 18, 2026, which transaction settled on May 22, 2026. The remaining 24,227 Units vest in substantially equal monthly installments.through December 18, 2028, subject to the Reporting Person's provision of service to the Issuer on each vesting date.

SEC remarks

Cash-settled phantom stock units (the "Units") were previously included in the Reporting Person's total Class A common stock holdings reflected in Column 2 of Table I of Form 3 filed on January 21, 2026 and in Column 5 of Table I of Forms 4 filed on January 23, 2026, January 27, 2026 and April 1, 2026. The Units are reported in Table II of this Form 4, and the Reporting Person's total Class A common stock holdings reflected in Column 5 of Table I have been adjusted accordingly.