Alector priced 36,600,000 shares at $2.05 for $75,030,000 gross. Its 2025 revenue fell to $21.0 million and cash used in operations was $184.0 million, against $59.9 million of cash on June 30, 2026.
Alector expects $7.7 million in restructuring charges and reports a preliminary $291.1 million in cash and short-term investments at September 30, 2025. Its head of research and development is resigning.
The company says the cut affects about 25 employees and will cost about $2.4 million. It still says cash lasts through 2026, while its lead frontotemporal dementia trial has yet to report and its term loan is secured on substantially all assets.
What Alector does
Alector is a clinical-stage biotechnology company developing therapies for neurodegenerative diseases. Its work is informed by disease biology, including the roles of misfolded or deficient proteins, lysosomal dysfunction, and immune and neuronal pathway disruption. A key component of its strategy is the Alector Brain Carrier platform, a proprietary blood-brain barrier delivery technology designed to improve central nervous system exposure to antibodies, enzymes and siRNA therapeutics at clinically practical doses. Its portfolio includes nivisnebart, formerly AL101 or GSK4527226, an investigational progranulin-elevating antibody. The company is also investing in biomarkers and biomarker assays to guide patient selection, demonstrate target and pathway engagement, and assess biological impact in the clinic. Its programs focus on genetically validated targets, supported by expertise in drug development, protein engineering and antibody discovery. The company says it relies on third parties to conduct clinical trials and to manufacture its product candidates.
Product or program
What it is
Stage
Nivisnebart (formerly AL101 or GSK4527226)
Investigational progranulin-elevating antibody for neurodegenerative disease
Alector Brain Carrier (ABC) platform
Blood-brain barrier delivery technology for antibodies, enzymes and siRNA
Latest balance sheet, Jun 30, 2026 (10-Q): cash and equivalents $59.9 million, plus short-term investments of $112.9 million, $172.8 million in all.
Figures as reported to the SEC in XBRL; each one links to its filing. Not adjusted, not investment advice.
Questions about Alector
Has Alector raised money recently?
Our latest story on this, dated Oct 16, 2026: "Alector prices $75,030,000 stock offering at $2.05, above prior close". The story links the filing or release it is based on. Read the story.
What is the ticker symbol of Alector?
Alector, Inc. trades under the ticker ALEC on NASDAQ.
Where is Alector listed?
Alector, Inc. is listed on NASDAQ. Our directory also records these other listings: GETTEX:0Z2; LS:A2PCBM; LSX:A2PCBM.
What is the SEC CIK of Alector?
The SEC Central Index Key (CIK) for Alector, Inc. is 1653087. Its filings are on SEC EDGAR.
How many shares does Alector have outstanding?
111,656,919 shares as of 2026-07-31, per the cover page of its 10-Q filed 2026-08-06.
Which country or territory is Alector listed under?
Our directory records Alector, Inc. under United States.
What does Alector do?
Our directory classifies Alector, Inc. as: Biotechnology. This is a directory classification, not a description of the pipeline.
What is the ISIN of Alector?
The ISIN recorded for Alector, Inc. is US0144421072.
Does aibio.space cover Alector?
aibio.space lists Alector, Inc. among 2,820 public biotech companies and publishes its news here as stories appear.
What does Alector develop?
Alector is a clinical-stage biotechnology company developing therapies for neurodegenerative diseases. Its work is informed by disease biology, including the roles of misfolded or deficient proteins, lysosomal dysfunction, and immune and neuronal pathway disruption.
What is Nivisnebart (formerly AL101 or GSK4527226) from Alector?
Nivisnebart (formerly AL101 or GSK4527226): Investigational progranulin-elevating antibody for neurodegenerative disease
What is Alector Brain Carrier (ABC) platform from Alector?
Alector Brain Carrier (ABC) platform: Blood-brain barrier delivery technology for antibodies, enzymes and siRNA
What was Alector's revenue last year?
$21.0 million for the fiscal year ended Dec 31, 2025, as reported to the SEC.
Is Alector profitable?
Alector, Inc. reported a net loss of $142.9 million for the fiscal year ended Dec 31, 2025, and used $184.0 million of cash in operations, per its annual report to the SEC.
How much does Alector spend on research and development?
$123.1 million in the fiscal year ended Dec 31, 2025, per its annual report.
Investor discussion: Alector
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Capital-markets timeline
Financings, listing notices, splits, legal actions and other investor events at Alector, newest first. Each line links the filing it comes from.
Financings
Reported a financing. SEC Form 8-K (Items 1.01,8.01,9.01). Source
Distress
Reported the end of a material agreement. SEC Form 8-K (Items 1.02). Source
Reported a restructuring, a workforce reduction or a review of strategic alternatives. SEC Form 8-K (Items 2.02,2.05,5.02,7.01,9.01). Source
Distress
Reported a restructuring, a workforce reduction or a review of strategic alternatives. SEC Form 8-K (Items 2.05). Source
Distress
Reported a restructuring, a workforce reduction or a review of strategic alternatives. SEC Form 8-K (Items 2.05,7.01,9.01). Source
Stock chart
Price chart and quote supplied by TradingView, delayed as the exchange requires. It loads only if you choose to show it. Information only, not investment advice. Open NASDAQ:ALEC on TradingView.
SEC filings and registration
SEC name
Alector, Inc.
CIK
1653087
Industry (SIC)
Biological Products, (No Diagnostic Substances) (2836)
US tickers
ALEC (Nasdaq)
Fiscal year ends
December 31
Filer category
Accelerated filer<br>Smaller reporting company
Business address
131 OYSTER POINT BLVD., SUITE 600, SOUTH SAN FRANCISCO, CA, 94080
Phone
415-231-5660
Shares outstanding
111,656,919 as of 2026-07-31 (10-Q filed 2026-08-06)
Former names
Alector LLC
Recent filings (8-K and 6-K are the company's own announcements)
Source: SEC EDGAR, retrieved October 23, 2026. Shares outstanding is the cover-page figure from the latest periodic report. The SEC does not publish share prices.
Listing details
Alector, Inc. is a public biotech or pharmaceutical company listed on NASDAQ under the ticker ALEC, recorded under United States. The directory classifies it as Biotechnology. aibio.space tracks 2,820 public biotech companies worldwide and publishes investor news on them.
Listing facts come from our company directory, researched on October 22, 2026. A listing record does not certify that a security currently trades. Tell us about a change. Work at this company? Claim this page.
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