Filing Manager
Sijbrandij Sytse
Reporting Manager
Sytse Sijbrandij
Symbol
GTLB
Shares outstanding
165M shares
Disclosed Ownership
17.7M shares
Ownership
10.7%
Form type
SCHEDULE 13G/A
Date filed
11/7/2025, 04:23 PM
Date of event
Sep 30, 2025

Reporting Managers (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Sytse Sijbrandij 10.7% 17.7M 1.5M 16.2M /s/ Sytse Sijbrandij Sytse Sijbrandij
Sytse Sijbrandij Revocable Trust Dated February 21, 2019 9.6% 15.9M 0 15.9M /s/ Sytse Sijbrandij Sytse Sijbrandij/ Trustee
Sijbrandij Foundation LLC 0.1% 227K 0 227K /s/ Sytse Sijbrandij Sytse Sijbrandij/President