Martin Marietta Materials Inc MLM
We take great care to ensure that the data presented and summarized in this overview for MARTIN MARIETTA MATERIALS INC is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Top Institutions Holding MLM
View all-
Vanguard Group Inc Valley Forge, PA7.44MShares$4.44 Billion0.07% of portfolio
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Black Rock Inc. New York, NY4.14MShares$2.47 Billion0.05% of portfolio
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Jpmorgan Chase & CO New York, NY2.93MShares$1.75 Billion0.12% of portfolio
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State Street Corp Boston, MA2.8MShares$1.67 Billion0.06% of portfolio
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Bank Of America Corp Charlotte, NC2.37MShares$1.41 Billion0.1% of portfolio
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Principal Financial Group Inc Des Moines, IA2.2MShares$1.31 Billion0.76% of portfolio
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Aristotle Capital Management, LLC Los Angeles, CA2.15MShares$1.28 Billion2.78% of portfolio
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Victory Capital Management Inc1.61MShares$962 Million0.67% of portfolio
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Geode Capital Management, LLC Boston, MA1.54MShares$920 Million0.06% of portfolio
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Morgan Stanley New York, NY1.3MShares$775 Million0.05% of portfolio
Latest Institutional Activity in MLM
Top Purchases
Top Sells
About MLM
Martin Marietta Materials, Inc., a natural resource-based building materials company, supplies aggregates and heavy-side building materials to the construction industry in the United States and internationally. It offers crushed stone, sand, and gravel products; ready mixed concrete and asphalt; paving products and services; and Portland and specialty cement for use in the infrastructure projects, and nonresidential and residential construction markets, as well as in the railroad, agricultural, utility, and environmental industries. The company also produces magnesia-based chemicals products that are used in industrial, agricultural, and environmental applications; and dolomitic lime primarily to customers for steel production and soil stabilization. Its chemical products are used in flame retardants, wastewater treatment, pulp and paper production, and other environmental applications. The company was founded in 1939 and is headquartered in Raleigh, North Carolina.
Insider Transactions at MLM
Insider Transaction List
View all| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Dec 02
2025
|
R Bar Roselyn Executive Vice President |
SELL
Bona fide gift
|
Direct |
488
-0.77%
|
-
|
|
Dec 01
2025
|
Jason Paul Flynn SVP and CIO |
SELL
Payment of exercise price or tax liability
|
Direct |
123
-2.72%
|
$75,645
$615.25 P/Share
|
|
Dec 01
2025
|
R Bar Roselyn Executive Vice President |
SELL
Payment of exercise price or tax liability
|
Direct |
420
-0.66%
|
$258,300
$615.25 P/Share
|
|
Nov 28
2025
|
John J Koraleski Director |
BUY
Grant, award, or other acquisition
|
Direct |
75
+0.85%
|
$46,725
$623.24 P/Share
|
|
Nov 28
2025
|
Thomas Pike Director |
BUY
Grant, award, or other acquisition
|
Direct |
51
+1.11%
|
$31,773
$623.24 P/Share
|
|
Nov 28
2025
|
David C Wajsgras Director |
BUY
Grant, award, or other acquisition
|
Direct |
61
+1.31%
|
$38,003
$623.24 P/Share
|
|
Aug 29
2025
|
John J Koraleski Director |
BUY
Grant, award, or other acquisition
|
Direct |
76
+0.87%
|
$46,816
$616.4 P/Share
|
|
Aug 29
2025
|
Thomas Pike Director |
BUY
Grant, award, or other acquisition
|
Direct |
51
+1.12%
|
$31,416
$616.4 P/Share
|
|
Aug 29
2025
|
David C Wajsgras Director |
BUY
Grant, award, or other acquisition
|
Direct |
61
+1.33%
|
$37,576
$616.4 P/Share
|
|
Aug 08
2025
|
Laree E Perez Director |
SELL
Open market or private sale
|
Direct |
1,038
-6.31%
|
$636,294
$613.32 P/Share
|
|
Jul 08
2025
|
Michael J Petro SVP and CFO |
BUY
Grant, award, or other acquisition
|
Direct |
1,822
+14.43%
|
-
|
|
May 30
2025
|
David C Wajsgras Director |
BUY
Grant, award, or other acquisition
|
Direct |
69
+1.52%
|
$37,743
$547.55 P/Share
|
|
May 30
2025
|
John J Koraleski Director |
BUY
Grant, award, or other acquisition
|
Direct |
85
+0.98%
|
$46,495
$547.55 P/Share
|
|
May 30
2025
|
Thomas Pike Director |
BUY
Grant, award, or other acquisition
|
Direct |
58
+1.29%
|
$31,726
$547.55 P/Share
|
|
May 15
2025
|
Robert J Cardin SVP, Interim CFO, Ctrl & CAO |
BUY
Grant, award, or other acquisition
|
Direct |
2,869
+20.54%
|
-
|
|
May 15
2025
|
David C Wajsgras Director |
BUY
Grant, award, or other acquisition
|
Direct |
308
+6.54%
|
$170,016
$552.86 P/Share
|
|
May 15
2025
|
Donald W Slager Director |
BUY
Grant, award, or other acquisition
|
Direct |
308
+6.09%
|
$170,016
$552.86 P/Share
|
|
May 15
2025
|
Laree E Perez Director |
BUY
Grant, award, or other acquisition
|
Direct |
308
+1.84%
|
$170,016
$552.86 P/Share
|
|
May 15
2025
|
Thomas Pike Director |
BUY
Grant, award, or other acquisition
|
Direct |
308
+6.56%
|
$170,016
$552.86 P/Share
|
|
May 15
2025
|
John J Koraleski Director |
BUY
Grant, award, or other acquisition
|
Direct |
308
+3.49%
|
$170,016
$552.86 P/Share
|
Last 12 Months Summary
| Grant, award, or other acquisition | 63.7K shares |
|---|---|
| Open market or private purchase | 550 shares |
| Exercise of conversion of derivative security | 1.33K shares |
| Payment of exercise price or tax liability | 22.5K shares |
|---|---|
| Open market or private sale | 2.37K shares |
| Bona fide gift | 670 shares |