Weitz Investment Management’s Martin Marietta Materials MLM Stock Holding History

Weitz Investment Management’s Portfolio MLM Stock Details MLM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$23.4M	Sell	39,775 -1,500	-4%	-$957K	1.63%	23
2025 Q4	$25.7M	Hold	41,275	–	–	1.52%	24
2025 Q3	$26M	Hold	41,275	–	–	1.41%	29
2025 Q2	$22.7M	Hold	41,275	–	–	1.22%	32
2025 Q1	$19.7M	Buy	41,275 +600	+1%	+$305K	1.05%	33
2024 Q4	$21M	Hold	40,675	–	–	1.08%	33
2024 Q3	$21.9M	Hold	40,675	–	–	1.08%	34
2024 Q2	$22M	Hold	40,675	–	–	1.16%	36
2024 Q1	$25M	Sell	40,675 -8,625	-17%	-$4.71M	1.26%	31
2023 Q4	$24.6M	Sell	49,300 -12,700	-20%	-$5.72M	1.3%	31
2023 Q3	$25.4M	Sell	62,000 -4,100	-6%	-$1.81M	1.4%	28
2023 Q2	$30.5M	Sell	66,100 -450	-0.7%	-$177K	1.63%	24
2023 Q1	$23.6M	Buy	66,550 +500	+0.8%	+$175K	1.36%	29
2022 Q4	$22.3M	Sell	66,050 -3,000	-4%	-$1.02M	1.27%	27
2022 Q3	$22.2M	Hold	69,050	–	–	1.31%	27
2022 Q2	$20.7M	Buy	69,050 +1,800	+3%	+$614K	1.08%	34
2022 Q1	$25.9M	Buy	67,250 +1,068	+2%	+$414K	1.15%	30
2021 Q4	$29.2M	Sell	66,182 -4,268	-6%	-$1.73M	1.17%	32
2021 Q3	$24.1M	Hold	70,450	–	–	1.01%	36
2021 Q2	$24.8M	Hold	70,450	–	–	1.05%	35
2021 Q1	$23.7M	Hold	70,450	–	–	1.04%	34
2020 Q4	$20M	Hold	70,450	–	–	0.85%	41
2020 Q3	$16.6M	Hold	70,450	–	–	0.78%	39
2020 Q2	$14.6M	Buy	70,450 +16,020	+29%	+$3.08M	0.72%	40
2020 Q1	$10.3M	Sell	54,430 -9,100	-14%	-$2.18M	0.55%	44
2019 Q4	$17.8M	Hold	63,530	–	–	0.7%	46
2019 Q3	$17.4M	Sell	63,530 -2,500	-4%	-$618K	0.71%	46
2019 Q2	$15.2M	Hold	66,030	–	–	0.6%	47
2019 Q1	$13.3M	Sell	66,030 -1,100	-2%	-$205K	0.55%	46
2018 Q4	$11.5M	Buy	67,130 +59,630	+795%	+$10.6M	0.53%	48
2018 Q3	$1.36M	Buy	7,500 +1,000	+15%	+$206K	0.06%	68
2018 Q2	$1.45M	Hold	6,500	–	–	0.06%	65
2018 Q1	$1.35M	Hold	6,500	–	–	0.06%	63
2017 Q4	$1.44M	Hold	6,500	–	–	0.06%	59
2017 Q3	$1.34M	Buy	+6,500	New	+$1.37M	0.06%	65
2015 Q3	–	Sell	-700,680	Closed	-$99.2M	–	68
2015 Q2	$99.2M	Sell	700,680 -72,436	-9%	-$10.6M	2.78%	11
2015 Q1	$108M	Sell	773,116 -956	-0.1%	-$123K	2.92%	10
2014 Q4	$85.4M	Buy	774,072 +13,809	+2%	+$1.63M	2.38%	12
2014 Q3	$98M	Sell	760,263 -13,112	-2%	-$1.69M	2.88%	13
2014 Q2	$102M	Sell	773,375 -23,185	-3%	-$2.91M	3.08%	14
2014 Q1	$102M	Sell	796,560 -82,011	-9%	-$9.43M	3.26%	11
2013 Q4	$87.8M	Buy	878,571 +164,901	+23%	+$16.2M	2.94%	12
2013 Q3	$70.1M	Buy	713,670 +55,070	+8%	+$5.47M	2.64%	16
2013 Q2	$64.8M	Buy	+658,600	New	+$68.4M	2.62%	15

Other funds holding MLM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

Aristotle Capital Management Los Angeles, California $47.8B AUM 13.38% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

Weitz Investment Management's MLM Position: Q1 2026 in Review

Weitz Investment Management reduced its Martin Marietta Materials (MLM) stake by 3.6% in Q1 2026, selling an estimated $957K and leaving 39,775 shares worth $23.4M. The position accounts for 1.63% of the portfolio, ranked #23.

Weitz Investment Management first reported a position in MLM in Q2 2013 and has held it in 44 quarters since. The position peaked at $108M in Q1 2015. 1,069 funds tracked by Wall St. Rank hold MLM as of Q1 2026.

Weitz Investment Management held 39,775 shares of Martin Marietta Materials worth $23.4M as of Q1 2026.
Weitz Investment Management sold 1,500 Martin Marietta Materials shares in Q1 2026, an estimated $957K.
Martin Marietta Materials made up 1.63% of Weitz Investment Management's portfolio in Q1 2026, its #23 holding.
Weitz Investment Management first reported a position in Martin Marietta Materials in Q2 2013 and has held it in 44 quarters since.
Weitz Investment Management's Martin Marietta Materials position peaked at $108M in Q1 2015.
1,069 funds tracked by Wall St. Rank held Martin Marietta Materials as of Q1 2026.

Based on Weitz Investment Management's 13F filing for Q1 2026, filed 14 May 2026.