Market Cap

Alector, Inc. Market Capitalization:

$167.0 Million

USD as of Jan. 1, 2026

business Alector, Inc. Company Profile

Alector, Inc. Main Stock Listing

NASDAQ: ALEC

Market Capitalization History of Alector, Inc.

Market capitalizations are calculated from the opening stock price at the beginning of each month.

Top Competitors by Market Capitalization

Industry: Biotechnology
Company Market Cap (USD)
Novo Nordisk $158.96 B
Vertex Pharmaceuticals Incorporated $115.92 B
CSL Limited $95.75 B
Regeneron Pharmaceuticals, Inc. $82.28 B
Marinomed Biotech AG $70.11 B
Sector: Healthcare
Company Market Cap (USD)
Lilly $968.50 B
Johnson & Johnson $499.57 B
AbbVie $405.28 B
Roche $332.12 B
UnitedHealth Group $304.72 B

Yearly evolution of Alector, Inc. market cap

Date Market Cap YoY Change
Jan. 1, 2026 $167.0 M -1.43%
Jan. 1, 2025 $169.4 M -73.12%
Jan. 1, 2024 $630.2 M -12.62%
Jan. 1, 2023 $721.2 M -45.02%
Jan. 1, 2022 $1.31 B -5.82%
Jan. 1, 2021 $1.39 B -39.73%
Jan. 1, 2020 $2.31 B

Market capitalization is calculated from the opening stock price at the beginning of each year.

Alector, Inc. Categories

United States languages Healthcare languages Biotechnology
United States Healthcare United States Biotechnology

Stocks & Indices

Alector, Inc. has the following listings and related stock indices.


Stock: NASDAQ: ALEC

Stock: FSX: 0Z2

What is a company's market capitalization?

The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.