Martin Marietta Materials — Institutional Ownership

Which tracked institutions hold MLM, and how they changed the position last quarter. Latest holdings as of Mar 31, 2026. Source: SEC 13-F filings.

4
Funds holding
$284581550
Total value held
Buying
3 added/new · 1 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Bank Of New York Mellon Corp $218375828 370958 +79 +0.02%
2 Ameriprise Financial Inc $63326740 107571 -13397 -11.07%
3 Allstate Corp $2872953 4614 +2201 +91.21%
4 Amalgamated Financial Corp. $6029 15663 NEW BUY

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.