DOW CHEMICAL CO /DE/ (no ticker) made 1,000 filings in its most recent EDGAR window (2015-09-24 to 2026-09-21) — about 49 routine filings per year once routine debt and shelf offerings are excluded. 208 of the filings are insider forms (Form 4: 208, Form 3: 0, Form 5: 0), i.e. 20.8% of routine filings.
Of the 1,000 filings in this window, 458 (45.8%) are routine debt or shelf offerings (form 424B*, FWP, S-3*), which are excluded from the routine rate below because large issuers generate them continuously.