$517.86
-13.19-2.48%
At close: Aug 28, 5:00 PM EST
$518.70
-12.35-2.33%
Pre-Market: 8:00 AM EST

Martin Marietta Materials (MLM) institutional and insider ownership, recent insider transactions and ownership breakdown.
Shares Outstanding
71.019M
Shares Float
63.558M
Insider Shares Owned
942.668K
Insider % Owned
1.6%
Institutional Shares Held
42.615M
Institutional % Held
60.0%
Ownership Breakdown
Net Insider Activity by Month
No insider filings in the last 6 months.