DOSSIER · 13F Holders · —
NIBCO CLASS B
0 institutions still hold NIBCO CLASS B as of —. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 652900002·0 13F holders
AI Holders Summary · —
0 institutions reported NIBCO CLASS B in —. Top-holder concentration data is loading.
No institutional holders on file yet.