Annexon, Inc. Financial Summary

Quick Answer

Annexon, Inc. reported Net Income of -$206.69 million for fiscal year 2025.

Annexon, Inc. — Key Financials by Year

Metric 2025 2024 2023 2022 2021 2020
Net Income -$206.69M
-49.6%
-$138.20M
-3.0%
-$134.24M
+5.4%
-$141.95M
-8.9%
-$130.32M
-105.5%
-$63.41M
-70.5%
Diluted EPS -$1.34
-32.7%
-$1.01
+42.9%
-$1.77
+31.9%
-$2.60
+23.5%
-$3.40
Total Assets $277.57M
-20.7%
$350.07M
+17.6%
$297.67M
+4.4%
$285.10M
-0.7%
$287.04M
-19.4%
$355.95M
+613.3%
Cash and Equivalents $162.05M
+227.4%
$49.50M
-78.0%
$225.11M
+60.8%
$140.02M
+87.1%
$74.84M
-72.1%
$268.56M
+511.3%
Stockholders Equity $211.65M
-27.8%
$293.11M
+17.0%
$250.56M
+8.4%
$231.19M
-0.3%
$231.91M
-32.6%
$344.28M
+442.7%
R&D Expense $184.70M
+54.6%
$119.45M
+5.0%
$113.76M
+1.1%
$112.50M
+12.4%
$100.07M
+103.1%
$49.27M
+100.9%
Operating Income -$216.41M
-40.5%
-$154.07M
-7.2%
-$143.72M
+1.3%
-$145.60M
-11.4%
-$130.71M
-105.9%
-$63.47M
-95.2%
Shares Outstanding 149.36M
+36.6%
109.38M
+39.6%
78.37M
+64.2%
47.72M
+23.8%
38.56M
+1.1%
38.16M
+8697.2%

Most Recent Quarter

Metric Quarter Ending Value YoY QoQ
Net Income September 30, 2025 -$54.92M -57.7% -11.7%
Diluted EPS September 30, 2025 -$0.37 -48.0% -8.8%
Total Assets September 30, 2025 $229.14M -39.5% -13.4%
Cash and Equivalents September 30, 2025 $139.42M +75.3% +5.4%
Stockholders Equity September 30, 2025 $161.44M -51.3% -18.9%
R&D Expense September 30, 2025 $49.70M +65.1% +12.5%
Operating Income September 30, 2025 -$57.02M -44.6% -10.2%
Shares Outstanding September 30, 2020 38.16M +8697.2%
  • Annexon, Inc. reported Net Income of -$206.69 million for fiscal year 2025.
  • Annexon, Inc. showed a decrease of -49.6% in Net Income compared to the prior fiscal year.
  • Annexon, Inc. reported Diluted EPS of $1.34 per share (loss) for fiscal year 2025.
  • Annexon, Inc. showed a decrease of -32.7% in Diluted EPS compared to the prior fiscal year.
  • Annexon, Inc. reported Total Assets of $277.57 million for fiscal year 2025.
  • Annexon, Inc. showed a decrease of -20.7% in Total Assets compared to the prior fiscal year.
  • Annexon, Inc. reported Cash and Equivalents of $162.05 million for fiscal year 2025.
  • Annexon, Inc. showed an increase of +227.4% in Cash and Equivalents compared to the prior fiscal year.
  • Annexon, Inc. reported Stockholders Equity of $211.65 million for fiscal year 2025.
  • Annexon, Inc. showed a decrease of -27.8% in Stockholders Equity compared to the prior fiscal year.
  • Annexon, Inc. reported R&D Expense of $184.70 million for fiscal year 2025.
  • Annexon, Inc. showed an increase of +54.6% in R&D Expense compared to the prior fiscal year.
  • Annexon, Inc. reported Operating Income of -$216.41 million for fiscal year 2025.
  • Annexon, Inc. showed a decrease of -40.5% in Operating Income compared to the prior fiscal year.
  • Annexon, Inc. reported Shares Outstanding of 149.36 million shares for fiscal year 2025.
  • Annexon, Inc. showed an increase of +36.6% in Shares Outstanding compared to the prior fiscal year.
  • All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.

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