MARTIN MARIETTA MATERIALS INC (MLM) - Insider Holders & Insider Ownership

List of insiders holdings for MARTIN MARIETTA MATERIALS INC:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1SOUTHEASTERN ASSET MANAGEMENT INC
10% Owner		2013-03-26 18:13:132,262,363
0		2,262,363Form 13D
2Nye C Howard
Chairman, Pres & CEO		2026-03-03 15:48:38176,038
70,400		246,438Form 4
3NNS Holding
Sawiris Nassef
Norman Philip
10% Owner		2009-02-13 17:06:13227,777
0		227,777Form 13G
4BAR ROSELYN R
Executive Vice President		2025-12-17 16:18:0762,594
0		62,594Form 4
5SIPLING PHILIP J
Exec. VP		2009-12-03 11:22:4260,601
0		60,601Form 4
6LLOYD ANNE H
EVP and CFO		2017-05-24 15:27:5259,786
0		59,786Form 4
7SHEPHERD DANIEL G
Exec VP		2011-05-25 09:31:3547,500
0		47,500Form 4
8STEWART JONATHAN T
SVP Human Resources		2010-12-10 11:56:4640,073
0		40,073Form 4
9MOE DONALD M
Sr. VP		2007-02-14 15:27:2138,745
0		38,745Form 4
10HENRY JANICE K
Sr. Vice Pres.		2006-06-01 13:20:0335,839
0		35,839Form 4
11Nickolas James AJ
EVP and CFO		2025-02-25 16:10:4526,643
0		26,643Form 4
12COLE SUE W
Director		2025-05-16 15:08:1020,394
4,250		24,644Form 4
13Schoen George Frederick
EVP, GC and Corp. Secretary		2026-03-03 16:18:1123,673
0		23,673Form 4
14Vaio Bruce A
Executive VP		2012-12-13 14:46:2622,301
0		22,301Form 4
15Guzzo Dana F.
SVP/Controller/CAO		2019-02-26 16:19:5022,027
0		22,027Form 4
16Samborski Christopher William
EVP, COO		2026-05-05 16:22:0421,762
0		21,762Form 4
17Quillen Michael J
Director		2024-05-10 08:54:5321,306
0		21,306Form 4
18MENAKER FRANK H JR
Director		2016-03-02 09:47:0620,576
0		20,576Form 4
19Grant Daniel L.
SVP - Strategy and Development		2021-02-23 19:57:1219,065
0		19,065Form 4
20MAFFUCCI DAVID G
Director		2018-06-01 11:56:2417,874
0		17,874Form 4
21MCDONALD WILLIAM E
Director		2017-03-02 12:01:1517,869
0		17,869Form 4
22REDIKER DENNIS L
Director		2019-03-01 14:12:3417,775
0		17,775Form 4
23VINROOT RICHARD A
Director		2016-03-02 10:01:0415,955
0		15,955Form 4
24PEREZ LAREE E
Director		2026-05-18 17:37:2215,730
0		15,730Form 4
25KORALESKI JOHN J
Director		2026-03-02 14:42:428,822
6,900		15,722Form 4
26Petro Michael J
SVP and CFO		2026-03-03 15:50:2015,359
0		15,359Form 4
27Mohr John P
SVP - CIO		2023-12-05 16:01:1514,974
0		14,974Form 4
28Cardin Robert J
SVP, Controller & CAO		2026-02-25 12:28:2412,459
0		12,459Form 4
29REED JAMES M
Director		2005-05-26 12:57:2812,416
0		12,416Form 4
30WATTERSON DAVID S
VP and Chief Info. Officer		2006-08-08 09:56:4612,218
0		12,218Form 4
31LaTorre Craig M
Sr. VP, CHRO		2023-12-05 15:55:398,634
0		8,634Form 4
32EASTERLIN DONALD J III
Vice President		2003-12-10 16:35:305,947
2,223		8,170Form 4
33McCunniff Donald A.
EVP and CHRO		2026-03-03 15:47:267,518
0		7,518Form 4
34BENNETT MARCUS C
Director		2008-05-30 11:48:386,962
0		6,962Form 4
35Flynn Jason Paul
SVP and CIO		2026-02-25 12:35:215,494
0		5,494Form 4
36Davis Smith W
Director		2023-03-01 17:19:405,255
0		5,255Form 4
37Brooks Oliver W
SVP - Enterprise Excellence		2025-02-25 16:05:055,178
0		5,178Form 4
38SLAGER DONALD W
Director		2026-05-18 17:38:325,064
0		5,064Form 4
39WAJSGRAS DAVID C
Director		2026-06-02 16:17:565,028
0		5,028Form 4
40Pike Thomas
Director		2026-06-02 16:15:454,963
0		4,963Form 4
41ZELNAK STEPHEN P JR
Director		2020-07-10 17:13:484,955
0		4,955Form 4
42Bennett Kelly Gean
SVP, CHRO		2024-02-27 16:25:494,454
0		4,454Form 4
43Ables Dorothy M
Director		2026-05-18 17:29:204,221
0		4,221Form 4
44SANSOM WILLIAM B
Director		2006-07-05 15:39:222,899
1,210		4,109Form 4
45KOHN BRADLEY D
SVP, General Counsel and Secy		2025-02-25 16:07:213,625
0		3,625Form 4
46Foxx Anthony R
Director		2026-05-18 17:33:442,615
0		2,615Form 4
47ADAMSON RICHARD G
Director		2003-08-20 09:34:512,000
0		2,000Form 4
48LEONARD BOBBY F
Director		2003-08-20 09:55:402,000
0		2,000Form 4
49Mack Mary T
Director		2026-05-18 17:36:51914
0		914Form 4
50LYONS MARTIN J
Director		2026-06-02 16:14:25374
0		374Form 4
51DELLY GAYLA J
Director		2026-05-18 17:31:27313
0		313Form 4
52SPO ADVISORY CORP
SPO ADVISORY PARTNERS LP
SF ADVISORY PARTNERS LP
SPO PARTNERS II LP
SAN FRANCISCO PARTNERS LP
SCULLY JOHN H
OBERNDORF WILLIAM E
MCDERMOTT EDWARD H
10% Owner		2014-02-14 16:19:450
0		0Form 13G
53Tesh James M.
SVP-Human Resources		2011-01-28 11:49:260
0		0Form 3
54SCULLY JOHN H
CRANBERRY LAKE PARTNERS LP
10% Owner		2010-12-02 19:51:340
0		0Form 4
55PHOEBE SNOW FOUNDATION
See Footnote 1		2009-12-16 20:49:380
0		0Form 4
56SPO ADVISORY CORP
SPO ADVISORY PARTNERS LP
SF ADVISORY PARTNERS LP
SPO PARTNERS II LP
SAN FRANCISCO PARTNERS II LP
SCULLY JOHN H
OBERNDORF WILLIAM E
PATTERSON WILLIAM J
MCDERMOTT EDWARD H
10% Owner		2014-02-14 16:19:450
0		0Form 13G
57SPO ADVISORY CORP
SF ADVISORY PARTNERS LP
SPO ADVISORY PARTNERS LP
SAN FRANCISCO PARTNERS II LP
SPO PARTNERS II LP
PHOEBE SNOW FOUNDATION
Elizabeth R. & William J. Patterson Foundation
10% Owner		2014-02-14 16:19:450
0		0Form 13G