STEEL DYNAMICS INC

Ticker: STLD CUSIP: 858119100 Class: COMMON STOCK

Headlands Technologies LLC's Holding History (CIK: 0001570271)

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

Q2 2025

Shares 26,137 Value ($000) $3,346 Avg Close $126.36 Range $102.11 - $140.95

Q1 2025

Shares 18,046 Value ($000) $2,257 Avg Close $124.96 Range $109.33 - $137.65

Q4 2024

Shares 25,844 Value ($000) $2,948 Avg Close $130.47 Range $111.65 - $152.72

Q4 2023

Shares 1,131 Value ($000) $134 Avg Close $107.90 Range $95.11 - $124.46

Q1 2023

Shares 2,755 Value ($000) $311 Avg Close $111.23 Range $90.76 - $130.54

Q4 2022

Shares 21,497 Value ($000) $2 Avg Close $91.75 Range $68.70 - $107.85

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	26,137	$3,346	$126.36	$102.11 - $140.95
Q1 2025	18,046	$2,257	$124.96	$109.33 - $137.65
Q4 2024	25,844	$2,948	$130.47	$111.65 - $152.72
Q4 2023	1,131	$134	$107.90	$95.11 - $124.46
Q1 2023	2,755	$311	$111.23	$90.76 - $130.54
Q4 2022	21,497	$2	$91.75	$68.70 - $107.85