Millett Mark D

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
21 Nov 24	STLD Steel Dynamics	Common Stock	Payment of exercise	Dispose F	No	No	144.04	268	38.60 k	2,975,756
21 Nov 24	STLD Steel Dynamics	Common Stock	Grant	Acquire A	No	No	0	604	0.00	2,976,024
17 May 24	STLD Steel Dynamics	Common Stock	Gift	Dispose G	No	No	0	550	0.00	2,975,420
21 Mar 24	STLD Steel Dynamics	Common Stock	Sale back to company	Dispose D	No	No	142.72	34,589	4.94 mm	2,975,970
21 Mar 24	STLD Steel Dynamics	Common Stock	Option exercise	Acquire M	No	No	42.83	34,589	1.48 mm	3,010,559
21 Mar 24	STLD Steel Dynamics	Common Stock	Sale back to company	Dispose D	No	No	142.72	16,426	2.34 mm	2,975,970
21 Mar 24	STLD Steel Dynamics	Common Stock	Option exercise	Acquire M	No	No	29.13	16,426	478.49 k	2,992,396
21 Mar 24	STLD Steel Dynamics	Stock Appreciation Rights Common Stock	Option exercise	Dispose M	No	No	42.83	34,589	1.48 mm	0
21 Mar 24	STLD Steel Dynamics	Stock Appreciation Rights Common Stock	Option exercise	Dispose M	No	No	29.13	16,426	478.49 k	0
15 Mar 24	STLD Steel Dynamics	Common Stock	Payment of exercise	Dispose F	No	No	131.48	53,242	7.00 mm	2,975,970

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.