STEEL DYNAMICS INC

Ticker: STLD CUSIP: 858119100 Class: COMMON STOCK

MARSICO CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001055966)

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

Q3 2018

Shares 26,557 Value ($000) $1,200 Avg Close $39.33 Range $35.70 - $42.45

Q2 2018

Shares 26,557 Value ($000) $1,220 Avg Close $40.25 Range $36.27 - $44.32

Q1 2018

Shares 26,557 Value ($000) $1,174 Avg Close $39.00 Range $34.83 - $42.94

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	26,557	$1,200	$39.33	$35.70 - $42.45
Q2 2018	26,557	$1,220	$40.25	$36.27 - $44.32
Q1 2018	26,557	$1,174	$39.00	$34.83 - $42.94