AVENIR CORP

13D and 13G Filings

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing since 12/18/2024, newest first.

Issuer % of Class Filed
Cytosorbents Corp 13G/A Amendment 4
CTSO · 23283X206
8.3% 2/13/2026
Event 12/31/2025
Cytosorbents Corp 13G/A Amendment 3
CTSO · 23283X206
5.7% 2/14/2025
Event 12/31/2024