Robert Paul - Jul 1, 2021 Form 4 Insider Report for Alector, Inc. (ALEC)

Role
Chief Medical Officer
Signature
/s/ David Oh, attorney-in-fact
Stock symbol
ALEC
Transactions as of
Jul 1, 2021
Transactions value $
-$1,231,183
Form type
4
Date filed
7/6/2021, 06:14 PM
Previous filing
Jun 21, 2021
Next filing
Jul 8, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ALEC Common Stock Sale -$594K -26.7K -9.76% $22.23 247K Jul 1, 2021 Direct F1, F2
transaction ALEC Common Stock Options Exercise $297K +17.3K +7.01% $17.15 264K Jul 2, 2021 Direct
transaction ALEC Common Stock Sale -$934K -30K -11.35% $31.14 234K Jul 2, 2021 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction ALEC Employee Stock Option (right to buy) Options Exercise $0 -17.3K -11.8% $0.00 130K Jul 2, 2021 Common Stock 17.3K $17.15 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted on May 28, 2020.
F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.00 to $22.49, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
F3 The shares subject to the option vest in 48 equal monthly installments beginning on December 6, 2019.