---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-21-001712"
form_type: "8-K"
ticker: "ALEC"
cik: "0001653087"
company_name: "Alector, Inc."
filed_at: "2021-09-08T23:59:59+00:00"
generated_at: "2026-06-29T05:13:01.599141+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Alector appoints Linda Rubinstein as interim CFO; Calvin Yu steps down as principal accounting officer

## Summary
- Linda Rubinstein, partner at FLG Partners, appointed interim CFO, Principal Financial Officer and Principal Accounting Officer effective Sept 8, 2021.
- Alector will pay FLG Partners $600 per hour for Ms. Rubinstein's services under a consulting agreement.
- Calvin Yu no longer serves as Principal Financial Officer or Principal Accounting Officer; he remains VP of Finance.
- Ms. Rubinstein has over 30 years of life sciences finance experience, previously serving as consulting CFO for firms including Apexigen, Five Prime, and Kezar Life Sciences.

## SEC filing metadata
- accession: 0000950170-21-001712
- form_type: 8-K
- ticker: ALEC
- cik: 0001653087
- company_name: Alector, Inc.
- filed_at: 2021-09-08T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1653087/000095017021001712/0000950170-21-001712-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1653087/000095017021001712/alec-20210908.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-21-001712
- JSON: https://secwatch.observer/filing/0000950170-21-001712.json
- Plain text: https://secwatch.observer/filing/0000950170-21-001712.txt

## Key facts
- Executive change
  Calvin Yu changed role as Vice President, Finance at Alector, Inc..
  - Action: will no longer serve as
  - Role: Vice President, Finance
  source text: In conjunction with Ms. Rubinstein’s appointment, Mr. Calvin Yu will no longer serve as Alector’s Principal Financial Officer or Principal Accounting Officer. He will continue to serve as Alector’s Vice President, Finance.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1653087/000095017021001712/0000950170-21-001712-index.htm
- Executive change
  Linda Rubinstein was appointed as Interim Chief Financial Officer, Principal Financial Officer and Principal Accounting Officer at Alector, Inc..
  - Action: appointed
  - Role: Interim Chief Financial Officer, Principal Financial Officer and Principal Accounting Officer
  source text: On September 8, 2021, Alector, Inc. (“Alector”) appointed Linda Rubinstein as Alector’s interim Chief Financial Officer, Principal Financial Officer and Principal Accounting Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1653087/000095017021001712/0000950170-21-001712-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.