STEEL DYNAMICS INC

Ticker: STLD CUSIP: 858119100 Class: COMMON STOCK

Castle Hook Partners LP's Holding History (CIK: 0001687241)

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

Q2 2018

Shares 977,999 Value ($000) $44,939 Avg Close $40.25 Range $36.27 - $44.32

Q1 2018

Shares 1,431,120 Value ($000) $63,284 Avg Close $39.00 Range $34.83 - $42.94

Q4 2017

Shares 1,479,430 Value ($000) $63,808 Avg Close $32.46 Range $28.33 - $37.17

Q3 2017

Shares 1,021,915 Value ($000) $35,225 Avg Close $29.48 Range $27.05 - $32.51

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	977,999	$44,939	$40.25	$36.27 - $44.32
Q1 2018	1,431,120	$63,284	$39.00	$34.83 - $42.94
Q4 2017	1,479,430	$63,808	$32.46	$28.33 - $37.17
Q3 2017	1,021,915	$35,225	$29.48	$27.05 - $32.51