STEEL DYNAMICS INC

Ticker: STLD CUSIP: 858119100 Class: COMMON STOCK

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q1 2019
Shares 21,362 Value ($000) $753 Avg Close $30.67 Range $25.17 - $33.96
Q4 2018
Shares 23,702 Value ($000) $712 Avg Close $32.42 Range $24.79 - $39.93
Q3 2018
Shares 20,237 Value ($000) $915 Avg Close $39.33 Range $35.70 - $42.45
Q2 2018
Shares 18,956 Value ($000) $871 Avg Close $40.25 Range $36.27 - $44.32
Q1 2018
Shares 20,977 Value ($000) $928 Avg Close $39.00 Range $34.83 - $42.94
Q4 2017
Shares 22,750 Value ($000) $981 Avg Close $32.46 Range $28.33 - $37.17
Q3 2017
Shares 20,216 Value ($000) $697 Avg Close $29.48 Range $27.05 - $32.51
Q2 2017
Shares 20,165 Value ($000) $722 Avg Close $28.97 Range $26.88 - $31.37
Q1 2017
Shares 21,761 Value ($000) $756 Avg Close $29.67 Range $27.09 - $32.02
Q4 2016
Shares 23,837 Value ($000) $848 Avg Close $26.10 Range $19.35 - $33.31
Q3 2016
Shares 29,291 Value ($000) $732 Avg Close $21.06 Range $18.79 - $23.10
Q2 2016
Shares 28,612 Value ($000) $701 Avg Close $20.03 Range $17.68 - $22.12
Q1 2016
Shares 22,789 Value ($000) $513 Avg Close $15.36 Range $12.48 - $18.79
Q4 2015
Shares 26,078 Value ($000) $466 Avg Close $14.45 Range $13.12 - $15.93
Q3 2015
Shares 46,806 Value ($000) $804 Avg Close $15.53 Range $13.35 - $17.42