Chappell Dale

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
27 Jul 22	HGEN Humanigen	Stock Option Common Stock	Grant	Acquire A	No	No	0.38	518,205	196.92 k	518,205
20 May 22	HGEN Humanigen	Common Stock, $0.001 par value	Buy	Acquire P	Yes	No	2.228	381,841	850.74 k	8,675,081
20 May 22	HGEN Humanigen	Common Stock, $0.001 par value	Buy	Acquire P	Yes	No	2.228	109,098	243.07 k	2,383,417
20 May 22	HGEN Humanigen	Common Stock, $0.001 par value	Buy	Acquire P	Yes	No	2.228	54,549	121.54 k	1,075,789
19 May 22	HGEN Humanigen	Common Stock, $0.001 par value	Buy	Acquire P	Yes	No	2.186	226,665	495.49 k	8,293,240
19 May 22	HGEN Humanigen	Common Stock, $0.001 par value	Buy	Acquire P	Yes	No	2.186	64,762	141.57 k	2,274,319
19 May 22	HGEN Humanigen	Common Stock, $0.001 par value	Buy	Acquire P	Yes	No	2.186	32,381	70.78 k	1,021,240
18 May 22	HGEN Humanigen	Common Stock, $0.001 par value	Buy	Acquire P	Yes	No	1.962	121,590	238.56 k	8,066,575
18 May 22	HGEN Humanigen	Common Stock, $0.001 par value	Buy	Acquire P	Yes	No	1.962	34,740	68.16 k	2,209,557
18 May 22	HGEN Humanigen	Common Stock, $0.001 par value	Buy	Acquire P	Yes	No	1.962	17,370	34.08 k	988,859

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