MATERION Corp (MTRN) made 1,000 filings in its most recent EDGAR window (2017-06-27 to 2026-09-09) — about 109 routine filings per year once routine debt and shelf offerings are excluded. 741 of the filings are insider forms (Form 4: 734, Form 3: 7, Form 5: 0), i.e. 74.1% of routine filings.
Industry: Manufacturing (SIC 3460 — Metal Forgings & Stampings)
Filing mix
Of the 1,000 filings in this window, 1 (0.1%) 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.
Form type
Filings in window
4
734
8-K
90
144
45
10-Q
28
SC 13G/A
25
11-K
10
SD
9
DEF 14A
9
10-K
9
3
7
SCHEDULE 13G/A
6
UPLOAD
5
CORRESP
4
SC 13G
4
Activity over the window
Metric
Value
Window covered
2017-06-27 → 2026-09-09
Span
9.2 years
All filings in window
1,000
Routine filings (offerings excluded)
999
Routine filings per year
109
Insider forms as share of routine filings
74.1%
Routine debt/shelf offering share
0.1%
Former names on record: BRUSH ENGINEERED MATERIALS INC