Burzynski Research Institute Inc
BZYR- Exchange
- OTC
- Industry
- In Vitro & In Vivo Diagnostic Substances
- SEC CIK
- 0000724445
No open-market purchases or sales by Burzynski Research Institute Inc insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Holders of 5% or more of BZYR
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Burzynski Research Institute Inc, largest stake first. The change is against the holder's previous filing.
No holder currently reports owning 5% or more of Burzynski Research Institute Inc on Schedule 13D or 13G.
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
Schedule 13D and 13G filings on Burzynski Research Institute Inc, newest first.
No Schedule 13D or 13G filings on Burzynski Research Institute Inc are on file.
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Burzynski Research Institute Inc shares.
No Form 144 notices for Burzynski Research Institute Inc are on file.