Yalonda Howze

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
15 Oct 24	GBIO Generation Bio	Common Stock	Payment of exercise	Dispose F	No	No	0	983	0.00	14,186
15 Oct 24	GBIO Generation Bio	Common Stock	Option exercise	Acquire M	No	No	2.42	3,347	8.10 k	15,169
15 Oct 24	GBIO Generation Bio	RSU Common Stock	Option exercise	Dispose M	No	No	0	3,347	0.00	33,468
15 Jul 24	GBIO Generation Bio	Common Stock	Payment of exercise	Dispose F	No	No	2.93	983	2.88 k	11,822
15 Jul 24	GBIO Generation Bio	Common Stock	Option exercise	Acquire M	No	No	0	3,347	0.00	12,805
15 Jul 24	GBIO Generation Bio	RSU Common Stock	Option exercise	Dispose M	No	No	0	3,347	0.00	36,815
15 Apr 24	GBIO Generation Bio	Common Stock	Payment of exercise	Dispose F	No	No	3.7	3,930	14.54 k	9,458
15 Apr 24	GBIO Generation Bio	Common Stock	Option exercise	Acquire M	No	No	0	13,388	0.00	13,388
15 Apr 24	GBIO Generation Bio	RSU Common Stock	Option exercise	Dispose M	No	No	0	13,388	0.00	40,162
2 Jan 24	GBIO Generation Bio	Stock Option Common Stock	Grant	Acquire A	No	No	1.86	118,837	221.04 k	118,837

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