Harbor Advisors’s Martin Marietta Materials MLM Stock Holding History

Quarter	Market Value	Status	Shares	Shares Change %	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	$2.47M	Hold	4,500	–	–	0.4%	35
2025 Q1	$2.15M	Hold	4,500	–	–	0.37%	38
2024 Q4	$2.32M	Hold	4,500	–	–	0.37%	38
2024 Q3	$2.42M	Hold	4,500	–	–	0.41%	32
2024 Q2	$2.44M	Hold	4,500	–	–	0.45%	32
2024 Q1	$2.76M	Hold	4,500	–	–	0.51%	32
2023 Q4	$2.25M	Hold	4,500	–	–	0.43%	33
2023 Q3	$1.85M	Hold	4,500	–	–	0.4%	35
2023 Q2	$2.08M	Hold	4,500	–	–	0.44%	31
2023 Q1	$1.6M	Hold	4,500	–	–	0.37%	35
2022 Q4	$1.52M	Hold	4,500	–	–	0.38%	37
2022 Q3	$1.45M	Hold	4,500	–	–	0.39%	37
2022 Q2	$1.35M	Hold	4,500	–	–	0.33%	43
2022 Q1	$1.73M	Hold	4,500	–	–	0.36%	37
2021 Q4	$1.98M	Hold	4,500	–	–	0.37%	38
2021 Q3	$1.54M	Hold	4,500	–	–	0.31%	41
2021 Q2	$1.58M	Hold	4,500	–	–	0.31%	41
2021 Q1	$1.51M	Hold	4,500	–	–	0.34%	42
2020 Q4	$1.28M	Hold	4,500	–	–	0.29%	44
2020 Q3	$1.06M	Hold	4,500	–	–	0.25%	43
2020 Q2	$930K	Hold	4,500	–	–	0.24%	44
2020 Q1	$852K	Hold	4,500	–	–	0.26%	42
2019 Q4	$1.26M	Hold	4,500	–	–	0.34%	36
2019 Q3	$1.23M	Hold	4,500	–	–	0.35%	36
2019 Q2	$1.04M	Hold	4,500	–	–	0.31%	45
2019 Q1	$905K	Hold	4,500	–	–	0.29%	47
2018 Q4	$773K	Hold	4,500	–	–	0.3%	52
2018 Q3	$819K	Hold	4,500	–	–	0.25%	59
2018 Q2	$1.01M	Hold	4,500	–	–	0.32%	46
2018 Q1	$933K	Hold	4,500	–	–	0.31%	49
2017 Q4	$995K	Hold	4,500	–	–	0.34%	50
2017 Q3	$928K	Hold	4,500	–	–	0.34%	48
2017 Q2	$1M	Hold	4,500	–	–	0.4%	39
2017 Q1	$982K	Hold	4,500	–	–	0.42%	34
2016 Q4	$997K	Buy	+4,500	New	+$997K	0.48%	35