MARTIN MARIETTA MATLS INC

Ticker: MLM CUSIP: 573284106 Class: COM

BRIGHT ROCK CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001509973)

Note: Option positions (PUT/CALL) are excluded.

Q1 2020

Shares 10,890 Value ($000) $2,061 Avg Close $229.61 Range $129.93 - $270.42

Q4 2019

Shares 33,000 Value ($000) $9,228 Avg Close $255.58 Range $236.77 - $269.80

Q3 2019

Shares 33,000 Value ($000) $8,573 Avg Close $236.37 Range $210.80 - $264.29

Q2 2019

Shares 35,000 Value ($000) $8,054 Avg Close $206.71 Range $192.17 - $222.10

Q1 2019

Shares 35,000 Value ($000) $7,041 Avg Close $177.65 Range $159.40 - $194.31

Q4 2018

Shares 35,000 Value ($000) $6,015 Avg Close $168.62 Range $143.00 - $188.89

Q2 2018

Shares 36,000 Value ($000) $8,040 Avg Close $201.62 Range $178.77 - $220.40

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	10,890	$2,061	$229.61	$129.93 - $270.42
Q4 2019	33,000	$9,228	$255.58	$236.77 - $269.80
Q3 2019	33,000	$8,573	$236.37	$210.80 - $264.29
Q2 2019	35,000	$8,054	$206.71	$192.17 - $222.10
Q1 2019	35,000	$7,041	$177.65	$159.40 - $194.31
Q4 2018	35,000	$6,015	$168.62	$143.00 - $188.89
Q2 2018	36,000	$8,040	$201.62	$178.77 - $220.40