Bylund James – Insider Transactions

Ticker	Owner	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Form 4
RGEN	Bylund James	Chief Operating Officer	Nov 18 '25	Sale	151.21	2,191	331,301	21,520	Nov 19 12:00 AM
RGEN	Bylund James	Chief Operating Officer	Feb 23 '24	Option Exercise	94.33	1,880	177,340	18,508	Feb 26 12:00 AM
RGEN	Bylund James	Chief Operating Officer	Feb 23 '24	Sale	198.08	4,373	866,204	14,135	Feb 26 12:00 AM
RGEN	Bylund James	Chief Operating Officer	Aug 03 '22	Sale	240.40	2,000	480,800	9,733	Aug 04 12:00 AM
RGEN	Bylund James	Chief Operating Officer	Aug 03 '22	Option Exercise	0.00	2,000	0	8,000	Aug 04 12:00 AM

Insider Trading & Congressional Trades