Reporting Manager
Global Graphene Group, Inc.
Symbol
STI
Shares outstanding
3.22M shares
Disclosed Ownership
1.76M shares
Ownership
54.5%
Form type
SCHEDULE 13D/A
Filing time
14 Oct 2025, 21:44:33 UTC
Date of event
09 Oct 2025
Previous filing
12 Sep 2025

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Global Graphene Group, Inc. 54.5% 1.76M 1.76M 0 /s/ Robert Crouch Robert Crouch/Vice President of Legal Affairs 0001678511