Gary Romano

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
2 Mar 23	ALEC Alector	Common Stock	Sell	Dispose S	No	No	8.3179	3,238	26.93 k	104,737
2 Dec 22	ALEC Alector	Common Stock	Sell	Dispose S	No	No	8.7082	2,145	18.68 k	107,975
1 Oct 22	ALEC Alector	Common Stock	Grant	Acquire A	No	No	0	20,047	0.00	110,120
1 Oct 22	ALEC Alector	Employee Stock Option Common Stock	Grant	Acquire A	No	No	9.46	13,365	126.43 k	13,365
2 Sep 22	ALEC Alector	Common Stock	Sell	Dispose S	No	No	10.6202	2,177	23.12 k	90,073
27 May 22	ALEC Alector	Common Stock	Grant	Acquire A	No	No	0	92,250	0.00	92,250
27 May 22	ALEC Alector	Employee Stock Option Common Stock	Grant	Acquire A	No	No	9.2	369,000	3.39 mm	369,000

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