Reporting Manager
Global Graphene Group, Inc.
Symbol
STI
Shares outstanding
2,772,851 shares
Disclosed Ownership
1,306,013 shares
Ownership
47.1%
Form type
SCHEDULE 13D/A
Filing time
12 Sep 2025, 20:56:07 UTC
Date of event
11 Sep 2025
Previous filing
13 Jun 2025
Next filing
14 Oct 2025

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Global Graphene Group, Inc. 47.1% 1,306,013 1,306,013 0 /s/ Robert Crouch Robert Crouch/Vice President of Legal Affairs 0001678511