MARTIN MARIETTA MATLS INC

Ticker: MLM CUSIP: 573284106 Class: COM

Rossby Financial, LCC's Holding History (CIK: 0002056510)

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

Q4 2025

Shares 14 Value ($000) $9 Avg Close $621.36 Range $584.22 - $664.29

Q3 2025

Shares 14 Value ($000) $9 Avg Close $594.66 Range $531.45 - $631.42

Q2 2025

Shares 14 Value ($000) $8 Avg Close $526.61 Range $440.13 - $567.46

Q1 2025

Shares 11 Value ($000) $6 Avg Close $505.20 Range $446.65 - $556.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	14	$9	$621.36	$584.22 - $664.29
Q3 2025	14	$9	$594.66	$531.45 - $631.42
Q2 2025	14	$8	$526.61	$440.13 - $567.46
Q1 2025	11	$6	$505.20	$446.65 - $556.90