SymbolALEC
NameALECTOR, INC.
SectorHEALTH CARE
RegionNorth America
IndustryBiotechnology: Biological Products (No Diagnostic Substances)
Address131 OYSTER POINT BLVD.,SUITE 600, SOUTH SAN FRANCISCO, California, 94080, United States
Telephone+1 415 231-5660
Fax
Email
Websitehttps://www.alector.com
IncorporationUNDEFINED
Incorporated On
Employees
Fiscal Year
Public Since
ExchangesNASDAQ
Auditor
Audit StatusNOT PROVIDED
Reporting Status
CIK0001653087
Description

Alector Inc is a clinical stage biopharmaceutical company. It is engaged in developing a novel therapeutic approach for the treatment of neurodegeneration. The firm is involved in developing therapies which are designed to simultaneously counteract pathologies by restoring healthy immune function to the brain. Its pipeline product inlcude AL001, AL002, AL003, and AL101.

Additional info from NASDAQ:
Alector Inc is a clinical stage biopharmaceutical company. It is engaged in developing a novel therapeutic approach for the treatment of neurodegeneration. The firm is involved in developing therapies which are designed to simultaneously counteract pathologies by restoring healthy immune function to the brain. Its pipeline product inlcude AL001, AL002, AL003, and AL101.

2026-07-08 20:05

(99% Neutral) ALECTOR, INC. (ALEC) Announces Clinical Development Update

Read more
2026-06-17 20:05

Yaffe Kristine 🟢 acquired 38.1K shares (1 derivative) of Alector, Inc. (ALEC) Transaction Date: Jun 17, 2026 | Filing ID: 274134

Read more
2026-06-17 20:05

SCHELLER RICHARD H 🟢 acquired 38.1K shares (1 derivative) of Alector, Inc. (ALEC) Transaction Date: Jun 17, 2026 | Filing ID: 274128

Read more
2026-06-17 20:05

Hammond Paula 🟢 acquired 38.1K shares (1 derivative) of Alector, Inc. (ALEC) Transaction Date: Jun 17, 2026 | Filing ID: 274131

Read more
2026-06-17 20:05

(99% Neutral) ALECTOR, INC. (ALEC) Announces Regulatory Update

Read more
2026-06-17 20:05

GAROFALO ELIZABETH A. 🟢 acquired 38.1K shares (1 derivative) of Alector, Inc. (ALEC) Transaction Date: Jun 17, 2026 | Filing ID: 274132

Read more
2026-06-17 20:05

Altmeyer Mark 🟢 acquired 38.1K shares (1 derivative) of Alector, Inc. (ALEC) Transaction Date: Jun 17, 2026 | Filing ID: 274124

Read more
2026-06-17 20:05

DESOUZA ERROL B 🟢 acquired 38.1K shares (1 derivative) of Alector, Inc. (ALEC) Transaction Date: Jun 17, 2026 | Filing ID: 274123

Read more
2026-06-17 20:05

LAVIGNE LOUIS J JR 🟢 acquired 38.1K shares (1 derivative) of Alector, Inc. (ALEC) Transaction Date: Jun 17, 2026 | Filing ID: 274120

Read more
2026-06-03 23:08

SCHELLER RICHARD H 🟢 acquired 10.8K shares of Alector, Inc. (ALEC) Transaction Date: Jun 01, 2026 | Filing ID: 255990

Read more
Trial ID Title Phase Indication Status Start Date Completion Date Source
NCT07105709 Open-label Extension Study in Participants With Early Alzheimer's Disease Phase2 Alzheimer's Disease Recruiting 2025-08-14 2028-12-08 ClinicalTrials.gov
NCT06111014 Continuation Study for Latozinemab Phase3 Neurodegenerative Diseases Terminated 2023-12-08 2026-01-07 ClinicalTrials.gov
NCT06079190 Efficacy and Safety of GSK4527226 [AL101] in Participants With Early Alzheimer'… Phase2 Alzheimer's Disease Active_Not_Recruiting 2023-10-20 2026-11-23 ClinicalTrials.gov
NCT05744401 A Long-term Extension Study to Evaluate Safety, Tolerability, and Efficacy of A… Phase2 Alzheimer's Disease Terminated 2023-01-04 2025-02-05 ClinicalTrials.gov
NCT05053035 A Phase 2 Study to Evaluate AL001 in C9orf72-Associated ALS Phase2 Amyotrophic Lateral Sclerosis Terminated 2021-09-02 2022-10-28 ClinicalTrials.gov
NCT04592874 A Phase 2 Study to Evaluate Efficacy and Safety of AL002 in Participants With E… Phase2 Alzheimer Disease Completed 2021-01-22 2024-09-12 ClinicalTrials.gov
NCT04374136 A Phase 3 Study to Evaluate Efficacy and Safety of AL001 in Frontotemporal Deme… Phase3 Frontotemporal Dementia Terminated 2020-07-23 2026-01-06 ClinicalTrials.gov
NCT04111666 A Phase 1 First in Human Study to Assess Safety and Tolerability of AL101 Phase1 Healthy Completed 2019-12-14 2022-06-09 ClinicalTrials.gov
NCT03987295 A Phase 2 Study to Evaluate Safety of Long-term AL001 Dosing in Frontotemporal … Phase2 Frontotemporal Dementia Completed 2019-09-27 2024-06-05 ClinicalTrials.gov
NCT03822208 First in Human Study for Safety and Tolerability of AL003. Phase1 Healthy Completed 2019-03-29 2021-05-06 ClinicalTrials.gov
NCT03635047 A Phase I Study for Safety and Tolerability of AL002. Phase1 Healthy Completed 2018-11-12 2020-11-25 ClinicalTrials.gov
NCT03636204 A First in Human Study in Healthy Volunteers and in Participants With Frontotem… Phase1 Healthy Completed 2018-09-14 2019-12-31 ClinicalTrials.gov
Total clinical trials: 12
Product Name Type Development Stage Therapeutic Area Study Status Trial ID
Placebo Other Phase PHASE1 Healthy COMPLETED NCT03636204
AL001 Other Phase PHASE1 Healthy COMPLETED NCT03636204
Saline Solution Other Phase PHASE1 Healthy COMPLETED NCT03635047
AL002 Other Phase PHASE1 Healthy COMPLETED NCT03635047
Saline Solution Other Phase PHASE1 Healthy COMPLETED NCT03822208
AL003 Other Phase PHASE1 Healthy COMPLETED NCT03822208
Placebo Other Phase PHASE1 Healthy COMPLETED NCT04111666
AL101 Other Phase PHASE1 Healthy COMPLETED NCT04111666
Placebo Other Phase PHASE2 Amyotrophic Lateral Sclerosis TERMINATED NCT05053035
AL001 Other Phase PHASE2 Amyotrophic Lateral Sclerosis TERMINATED NCT05053035
Latozinemab Other Phase PHASE3 Neurodegenerative Diseases TERMINATED NCT06111014
Placebo Other Phase PHASE2 Alzheimer Disease COMPLETED NCT04592874
AL002 Other Phase PHASE2 Alzheimer Disease COMPLETED NCT04592874
Placebo Other Phase PHASE2 Alzheimer's Disease ACTIVE_NOT_RECRUITING NCT06079190
GSK4527226 Other Phase PHASE2 Alzheimer's Disease ACTIVE_NOT_RECRUITING NCT06079190
AL001 Other Phase PHASE2 Frontotemporal Dementia COMPLETED NCT03987295
Open label - AL001 Other Phase PHASE3 Frontotemporal Dementia TERMINATED NCT04374136
Placebo Other Phase PHASE3 Frontotemporal Dementia TERMINATED NCT04374136
AL001 Other Phase PHASE3 Frontotemporal Dementia TERMINATED NCT04374136
GSK4527226 Other Phase PHASE2 Alzheimer's Disease RECRUITING NCT07105709
AL002 Other Phase PHASE2 Alzheimer's Disease TERMINATED NCT05744401
Latozinemab DRUG Phase PHASE3 Neurodegenerative Diseases TERMINATED NCT06111014
GSK4527226 DRUG Phase PHASE2 Alzheimer's Disease RECRUITING NCT07105709
Open label - AL001 DRUG Phase PHASE3 Frontotemporal Dementia TERMINATED NCT04374136
AL101 BIOLOGICAL Phase PHASE1 Healthy COMPLETED NCT04111666
AL003 BIOLOGICAL Phase PHASE1 Healthy COMPLETED NCT03822208
Placebo OTHER Phase PHASE2 Alzheimer's Disease ACTIVE_NOT_RECRUITING NCT06079190
AL001 DRUG Phase PHASE2 Amyotrophic Lateral Sclerosis TERMINATED NCT05053035
Saline Solution OTHER Phase PHASE1 Healthy COMPLETED NCT03822208
AL002 DRUG Phase PHASE2 Alzheimer's Disease TERMINATED NCT05744401
Total products: 30