Alector (NASDAQ: ALEC) appoints Neil Berkley as Chief Financial Officer

Rhea-AI Filing Summary

Alector, Inc. has appointed Neil Berkley as its Chief Financial Officer, effective December 10, 2025. He had been serving as Interim Chief Financial Officer since June 2025.

Mr. Berkley will continue in his role as Chief Business Officer and remains Alector’s principal financial officer. The company reports that there are no changes to his existing compensatory arrangements in connection with this appointment. Alector issued a press release about the appointment on December 12, 2025, which is included as Exhibit 99.1.

8-K Event Classification

2 items: 5.02, 9.01

2 items

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

Understanding 8-K Material Events →

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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): December 10, 2025

Alector, Inc.

(Exact name of Registrant as Specified in Its Charter)

Delaware			001-38792	82-2933343
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
131 Oyster Point Blvd. Suite 600
South San Francisco, California				94080
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (415) 231-5660

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock		ALEC		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On December 10, 2025, the board of directors of Alector, Inc. (“Alector”) appointed Neil Berkley as Alector’s Chief Financial Officer. Mr. Berkley had been serving as Interim Chief Financial Officer of Alector since June 2025. Mr. Berkley will continue serving as Chief Business Officer and as the principal financial officer of Alector.

There are no changes to Mr. Berkley’s existing compensatory arrangements as a result of his appointment as Chief Financial Officer.

Reference is hereby made to the Current Report on Form 8-K filed by Alector on June 13, 2025 for the biographical and other information under Items 401 and 404 of Regulation S-K.

On December 12, 2025, Alector issued a press release announcing the appointment of Mr. Berkley as its Chief Financial Officer. The press release is attached hereto as Exhibit 99.1. The information included in the press release in Exhibit 99.1 shall not be deemed to be “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of such section, nor shall such information be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act of 1934, as amended.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.		Description
99.1		Press Release, dated December 12, 2025
104		Cover Page Interactive Data File (embedded within the inline XBRL document).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

			ALECTOR, INC.
Date:	December 12, 2025	By:	/s/ Arnon Rosenthal
			Arnon Rosenthal, Ph.D. Co-founder and Chief Executive Officer

FAQ

What did Alector (ALEC) announce in this current report?

Alector announced that its board of directors appointed Neil Berkley as the company’s Chief Financial Officer, effective December 10, 2025.

Who is Neil Berkley and what roles will he hold at Alector (ALEC)?

Neil Berkley had been serving as Alector’s Interim Chief Financial Officer since June 2025 and as Chief Business Officer. He is now appointed Chief Financial Officer and will continue as Chief Business Officer and the company’s principal financial officer.

Are there any compensation changes for Neil Berkley with his CFO appointment at Alector (ALEC)?

Alector states that there are no changes to Mr. Berkley’s existing compensatory arrangements as a result of his appointment as Chief Financial Officer.

Where can investors find more background information on Neil Berkley at Alector (ALEC)?

Alector refers to a report filed on June 13, 2025 for biographical and other information about Mr. Berkley under Items 401 and 404 of Regulation S‑K.

Did Alector (ALEC) issue a press release about Neil Berkley’s appointment?

Yes. Alector issued a press release on December 12, 2025 announcing Mr. Berkley’s appointment as Chief Financial Officer, which is attached as Exhibit 99.1.

Does the press release about Alector (ALEC) CFO appointment count as filed information?

Alector states that the information in Exhibit 99.1 is not deemed “filed” for purposes of Section 18 of the Exchange Act and is not automatically incorporated by reference into Securities Act or Exchange Act filings.