State Ledger
Company profile

Alector, Inc. CIK 1653087

Ticker
ALEC (Nasdaq)
Industry
Biological Products, (No Diagnostic Substances)
Headquarters
South San Francisco, CA 94080
Fiscal year end
2025 (FY)
Market Data
Close
$2.09
Change
+$0.07
Change %
3.47%
Volume
187,889

ALEC · trading date Oct 9, 2026 · previous close $2.02 · source: Alpaca (IEX feed, not consolidated full-market data).

Key Financials
Revenue
$21.05M
Net income
-$142.93M
Total assets
$293.24M
Total liabilities
$262.59M
Stockholders' equity
$30.65M
Cash & equivalents
$65.80M
Operating income
-$156.01M
Operating cash flow
-$184.03M
Capital expenditures
$41.0K

Fiscal year 2025, via 10-K filed 2026-02-25. A dash means this figure wasn't reported in the source filing under a field State Ledger recognizes - not that the value is zero.

Financial Performance
Operating margin
-741.3%
Net margin
-679.2%
Free cash flow
-$184.07M
Free cash flow margin
-874.7%
Liabilities / assets
89.5%
Equity / assets
10.5%
CapEx / revenue
0.2%
Operating cash flow / net income
1.29×

Derived from the fiscal year 2025 figures above. These metrics are mathematical calculations and do not represent a rating or assessment of the company.

Financial History
Fiscal yearRevenueNet incomeAssetsLiabilitiesEquity
2025 $21.05M -$142.93M $293.24M $262.59M $30.65M
2024 $100.56M -$119.05M $468.30M $341.50M $126.80M
2023 $97.10M -$130.39M $621.83M $487.67M $134.16M
2022 $133.60M -$133.31M $787.65M $573.21M $214.44M
2021 $207.09M -$36.33M $814.66M $513.93M $300.72M
Company Details
SIC code
2836
Active filer
Yes
Most recent SEC filing
Form SCHEDULE 13G
2026-09-18
Financials filed via
Form 10-K
filed 2026-02-25

"Most recent SEC filing" may differ from the filing used for the financial figures above.

Location
South San Francisco, CA 94080
131 OYSTER POINT BLVD., SUITE 600
Data & Methodology

SEC EDGAR submissions API (identity, collected Sep 19, 2026, 15:11 UTC) and SEC XBRL Company Facts API (financials, collected Sep 26, 2026, 15:18 UTC) · figures as originally filed, not restated · a dash always means a value wasn't reported, never a real zero.

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