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Alector (NASDAQ: ALEC) director receives RSU and stock option grants

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

LAVIGNE LOUIS J JR reported acquisition or exercise transactions in this Form 4 filing.

Alector, Inc. director Louis J. Lavigne Jr. reported new equity compensation awards. He received 28,700 shares of common stock in the form of restricted stock units (RSUs) at no cost. These RSUs vest on the earlier of June 17, 2027 or Alector’s next annual meeting of stockholders.

He was also granted a stock option covering 9,450 shares of common stock, vesting in 12 equal monthly installments beginning July 17, 2026, with full vesting on the earlier of the one-year anniversary of grant or the next annual meeting. The option expires on June 16, 2036. Following these grants, he holds 128,109 common shares directly and 10,552 common shares indirectly through Lavrite, LLC, for which he serves as managing director.

Positive

  • None.

Negative

  • None.
Insider LAVIGNE LOUIS J JR
Role null
Type Security Shares Price Value
Grant/Award Stock Option (right to buy) 9,450 $0.00 --
Grant/Award Common Stock 28,700 $0.00 --
holding Common Stock -- -- --
Holdings After Transaction: Stock Option (right to buy) — 9,450 shares (Direct, null); Common Stock — 128,109 shares (Direct, null); Common Stock — 10,552 shares (Indirect, See footnote)
Footnotes (1)
  1. The reported shares are represented by restricted stock units, or RSUs, which vest on the earlier of (i) June 17, 2027 or (ii) the date of the Issuer's next annual meeting of stockholders. The shares held of record by Lavrite, LLC, for which the reporting person serves as managing director. The shares subject to the option vest in 12 equal monthly installments beginning on July 17, 2026, provided that the shares subject to the option will vest in full on the earlier of the one-year anniversary of the date of grant or the date of the Issuer's next annual meeting of stockholders.
RSU grant 28,700 shares Restricted stock units vest by June 17, 2027 or next annual meeting
Stock option grant 9,450 shares Option on common stock granted June 17, 2026
Option vesting schedule 12 monthly installments Vesting begins July 17, 2026
Option expiration June 16, 2036 Expiration date of stock option grant
Direct common shares 128,109 shares Direct holdings after reported transactions
Indirect common shares 10,552 shares Indirect holdings via Lavrite, LLC
restricted stock units financial
"The reported shares are represented by restricted stock units, or RSUs, which vest..."
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
RSUs financial
"The reported shares are represented by restricted stock units, or RSUs, which vest..."
RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.
Stock Option (right to buy) financial
"security_title": "Stock Option (right to buy)""
vest in 12 equal monthly installments financial
"The shares subject to the option vest in 12 equal monthly installments..."
annual meeting of stockholders financial
"the earlier of the one-year anniversary of the date of grant or the date of the Issuer's next annual meeting of stockholders."
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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
LAVIGNE LOUIS J JR

(Last)(First)(Middle)
C/O ALECTOR, INC.
131 OYSTER POINT BLVD., SUITE 600

(Street)
SOUTH SAN FRANCISCO CALIFORNIA 94080

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Alector, Inc. [ ALEC ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/17/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock06/17/2026A28,700(1)A$0.00128,109D
Common Stock10,552ISee footnote(2)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (right to buy)$006/17/2026A9,450 (3)06/16/2036Common Stock9,450$09,450D
Explanation of Responses:
1. The reported shares are represented by restricted stock units, or RSUs, which vest on the earlier of (i) June 17, 2027 or (ii) the date of the Issuer's next annual meeting of stockholders.
2. The shares held of record by Lavrite, LLC, for which the reporting person serves as managing director.
3. The shares subject to the option vest in 12 equal monthly installments beginning on July 17, 2026, provided that the shares subject to the option will vest in full on the earlier of the one-year anniversary of the date of grant or the date of the Issuer's next annual meeting of stockholders.
/s/ Grace Wong-Sarad, by power of attorney06/17/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What equity awards did Alector (ALEC) director Louis J. Lavigne Jr. receive?

Louis J. Lavigne Jr. received 28,700 restricted stock units and a stock option for 9,450 shares. The RSUs vest by June 17, 2027 or the next annual meeting, while the option vests monthly starting July 17, 2026 and expires June 16, 2036.

How do the new RSUs for Alector (ALEC) director Louis J. Lavigne Jr. vest?

The 28,700 RSUs vest on the earlier of June 17, 2027 or Alector’s next annual meeting of stockholders. This structure ties vesting to either a fixed calendar date or the company’s shareholder meeting schedule, whichever comes first.

What are the terms of the new stock option reported for Alector (ALEC)?

The Form 4 shows a stock option for 9,450 shares of Alector common stock. It vests in 12 equal monthly installments starting July 17, 2026 and will be fully vested by the earlier of one year after grant or the next annual meeting, expiring June 16, 2036.

How many Alector (ALEC) shares does Louis J. Lavigne Jr. own after these transactions?

After the reported awards, Louis J. Lavigne Jr. holds 128,109 Alector common shares directly and 10,552 shares indirectly. The indirect shares are held of record by Lavrite, LLC, for which he serves as managing director, according to the Form 4 footnotes.

What is Lavrite, LLC’s role in Louis J. Lavigne Jr.’s Alector (ALEC) holdings?

The Form 4 states that 10,552 Alector common shares are held of record by Lavrite, LLC. Louis J. Lavigne Jr. serves as managing director of Lavrite, LLC, and this entity is reported as the holder of his indirect ownership position in those shares.

Are the Alector (ALEC) equity awards to Louis J. Lavigne Jr. open-market purchases?

No, the reported transactions are compensation-related grants, not open-market purchases. The Form 4 classifies both the 28,700 RSUs and the 9,450-share stock option as acquisitions under transaction code “A,” meaning they were granted at no purchase price per share.