STEEL DYNAMICS INC

Ticker: STLD CUSIP: 858119100 Class: COMMON STOCK

Zweig-DiMenna Associates LLC's Holding History (CIK: 0001533950)

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

Q1 2018

Shares 5,400 Value ($000) $239 Avg Close $39.00 Range $34.83 - $42.94

Q3 2014

Shares 10,100 Value ($000) $228 Avg Close $17.12 Range $13.89 - $19.97

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	5,400	$239	$39.00	$34.83 - $42.94
Q3 2014	10,100	$228	$17.12	$13.89 - $19.97