Investor Brumder William George
13D/G Filings

This page shows a list of all the recent 13D/G filings made by Brumder William George . Schedule 13D is commonly referred to as a “beneficial ownership report.” The term "beneficial owner" is defined under SEC rules. It includes any person who directly or indirectly shares voting power or investment power (the power to sell the security).

When a person or group of persons acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities, they are required to file a Schedule 13D within ten days after the purchase. Click the link icon to see the full transaction history.

Date Form Target Prev
Shares
Current
Shares
Change
(Percent)
Ownership
(Percent)
Change
(Percent)
2025-08-28 13G/A GPRO / GoPro, Inc. 11,153,145 12,848,100
2025-08-21 13G/A TRON / Tron Inc. 1,215,000 1,336,536
2025-08-21 13G PRZO / ParaZero Technologies Ltd. 1,640,264
2025-08-21 13G GPRO / GoPro, Inc. 11,153,145
2025-07-16 13G TRON / Tron Inc. 1,215,000
2025-07-02 13G HOVR / New Horizon Aircraft Ltd. 2,750,000