[144] Alector, Inc. SEC Filing

Rhea-AI Filing Summary

Alector, Inc. (ALEC) filed a Form 144 reporting a proposed sale of 14,000 shares of common stock, scheduled to be sold through Morgan Stanley Smith Barney LLC on 08/26/2025 on Nasdaq for an aggregate market value of $32,996.60. The filer reports total shares outstanding of 101,212,329. The shares were acquired as restricted stock from the issuer on 06/11/2025, with payment dated the same day. No securities sales by the filer in the past three months are reported. The filer affirms they are not aware of undisclosed material adverse information and includes the standard signature and certification language required by Rule 144.

Insights

Securities Analyst

TL;DR: Small insider sale of restricted shares; immaterial to capitalization but notable as a recently acquired restricted stock disposition.

The filing documents a relatively small proposed sale representing approximately 0.0138% of the reported outstanding shares (14,000 of 101,212,329). The transaction involves restricted stock granted by the issuer on 06/11/2025 and planned brokerage execution through Morgan Stanley on 08/26/2025. Given the low absolute value (<$33k) versus total shares outstanding, this is unlikely to move market valuations or indicate a broad insider sell-down, though investors may note timing and the fact the securities were recently issued.

Corporate Governance Expert

TL;DR: Compliance filing appears routine and appropriately discloses a proposed sale under Rule 144.

The Form 144 contains required disclosures: broker details, acquisition as restricted stock from the issuer, and the filer’s representation about material nonpublic information. It reports no sales in the prior three months, which supports that this is an isolated, authorized disposition. From a governance perspective, documentation is complete for a Rule 144 notice and does not by itself signal governance or disclosure concerns.

08/26/2025 - 04:07 PM

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	14000	32996.60	101212329	08/26/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	06/11/2025	Restricted Stock	ISSUER			14000	06/11/2025	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What did Alector (ALEC) report on this Form 144?

The filer reported a proposed sale of 14,000 common shares through Morgan Stanley on 08/26/2025, with aggregate market value $32,996.60.

How and when were the shares being sold acquired?

The shares were acquired as restricted stock from the issuer on 06/11/2025, with payment dated 06/11/2025.

How many Alector shares are outstanding per the filing?

The filing lists 101,212,329 shares outstanding.

Did the filer report other sales in the past three months?

No. The filing states Nothing to Report for securities sold during the past three months.

Through which broker will the sale be executed?

The sale is to be executed through Morgan Stanley Smith Barney LLC, Executive Financial Services, 1 New York Plaza.