Alector, Inc. Financial Summary

Quick Answer

Alector, Inc. reported Total Revenue of $21.05 million for fiscal year 2025.

Alector, Inc. — Key Financials by Year

Metric 2025 2024 2023 2022 2021 2020
Total Revenue $21.05M
-79.1%
$100.56M
+3.6%
$97.06M
-27.4%
$133.62M
-35.5%
$207.09M
+881.5%
$21.10M
-0.6%
Revenue (ASC 606) $21.05M
-79.1%
$100.56M
+3.6%
$97.06M
-27.4%
$133.62M
-35.5%
$207.09M
+881.5%
$21.10M
-0.6%
Net Income -$142.93M
-20.1%
-$119.05M
+8.7%
-$130.39M
+2.2%
-$133.31M
-267.0%
-$36.33M
+80.9%
-$190.23M
-80.5%
Diluted EPS -$1.39
-13.0%
-$1.23
+21.2%
-$1.56
+3.7%
-$1.62
-260.0%
-$0.45
+81.6%
-$2.45
Total Assets $293.24M
-37.4%
$468.30M
-24.7%
$621.83M
-21.1%
$787.65M
-3.3%
$814.66M
+66.9%
$488.25M
+15.7%
Cash and Equivalents $65.80M
+99.3%
$33.02M
-55.7%
$74.56M
-51.7%
$154.32M
-53.1%
$329.15M
+558.7%
$49.97M
-44.3%
Long-Term Debt $9.32M
-0.7%
$9.39M $0.00
Stockholders Equity $30.65M
-75.8%
$126.80M
-5.5%
$134.16M
-37.4%
$214.44M
-28.7%
$300.72M
+12.4%
$267.53M
+37.4%
R&D Expense $123.06M
-33.8%
$185.94M
-3.2%
$192.12M
-8.7%
$210.42M
+11.1%
$189.41M
+20.7%
$156.87M
+56.0%
Operating Income -$156.01M
-7.6%
-$145.00M
+4.4%
-$151.74M
-10.1%
-$137.83M
-268.9%
-$37.36M
+80.9%
-$195.17M
-70.6%
Shares Outstanding 110.36M
+11.4%
99.09M
+16.7%
84.88M
+2.4%
82.90M
+1.1%
81.99M
+3.4%
79.32M
+14.9%

Most Recent Quarter

Metric Quarter Ending Value YoY QoQ
Total Revenue September 30, 2025 $3.26M -78.8% -58.6%
Revenue (ASC 606) September 30, 2025 $3.26M -78.8% -58.6%
Net Income September 30, 2025 -$34.67M +17.9% -13.6%
Diluted EPS September 30, 2025 -$0.34 +20.9% -13.3%
Total Assets September 30, 2025 $335.29M -35.0% -5.9%
Cash and Equivalents September 30, 2025 $76.50M +105.9% +70.9%
Long-Term Debt September 30, 2025 $9.61M +0.8%
Stockholders Equity September 30, 2025 $57.71M -51.5% -18.9%
R&D Expense September 30, 2025 $29.35M -38.9% +6.3%
Operating Income September 30, 2025 -$37.61M +22.4% -10.2%
Shares Outstanding September 30, 2025 107.45M +9.7% +6.2%
  • Alector, Inc. reported Total Revenue of $21.05 million for fiscal year 2025.
  • Alector, Inc. showed a decrease of -79.1% in Total Revenue compared to the prior fiscal year.
  • Alector, Inc. reported Revenue (ASC 606) of $21.05 million for fiscal year 2025.
  • Alector, Inc. showed a decrease of -79.1% in Revenue (ASC 606) compared to the prior fiscal year.
  • Alector, Inc. reported Net Income of -$142.93 million for fiscal year 2025.
  • Alector, Inc. showed a decrease of -20.1% in Net Income compared to the prior fiscal year.
  • Alector, Inc. reported Diluted EPS of $1.39 per share (loss) for fiscal year 2025.
  • Alector, Inc. showed a decrease of -13.0% in Diluted EPS compared to the prior fiscal year.
  • Alector, Inc. reported Total Assets of $293.24 million for fiscal year 2025.
  • Alector, Inc. showed a decrease of -37.4% in Total Assets compared to the prior fiscal year.
  • Alector, Inc. reported Cash and Equivalents of $65.80 million for fiscal year 2025.
  • Alector, Inc. showed an increase of +99.3% in Cash and Equivalents compared to the prior fiscal year.
  • Alector, Inc. reported Long-Term Debt of $9.32 million for fiscal year 2025.
  • Alector, Inc. showed a decrease of -0.7% in Long-Term Debt compared to the prior fiscal year.
  • Alector, Inc. reported Stockholders Equity of $30.65 million for fiscal year 2025.
  • Alector, Inc. showed a decrease of -75.8% in Stockholders Equity compared to the prior fiscal year.
  • Alector, Inc. reported R&D Expense of $123.06 million for fiscal year 2025.
  • Alector, Inc. showed a decrease of -33.8% in R&D Expense compared to the prior fiscal year.
  • Alector, Inc. reported Operating Income of -$156.01 million for fiscal year 2025.
  • Alector, Inc. showed a decrease of -7.6% in Operating Income compared to the prior fiscal year.
  • Alector, Inc. reported Shares Outstanding of 110.36 million shares for fiscal year 2025.
  • Alector, Inc. showed an increase of +11.4% in Shares Outstanding compared to the prior fiscal year.
  • All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.

Last verified:

Leave a Comment