Annexon (ANNX) Operating Expenses (2019 - 2026)

Annexon's Operating Expenses history runs 8 years deep, the most recent figure standing at $46.1 million for Q1 2026.

• In Q1 2026, Operating Expenses fell 19.78% year-over-year to $46.1 million; the TTM figure through Mar 2026 stood at $205.1 million (up 12.11% YoY), while the FY2025 annual figure was $216.4 million, up 40.46% from the prior year.
• Operating Expenses for Q1 2026 stood at $46.1 million, down from $50.3 million in the prior quarter.
• The five-year high for Operating Expenses was $57.4 million in Q1 2025, with the low at $28.6 million in Q1 2024.
• The 5-year median for Operating Expenses is $37.7 million (2023), against an average of $41.5 million.
• The sharpest annual moves came in 2024 and 2025: Operating Expenses sank 30.72% in 2024, then surged 100.91% in 2025.
• Annexon's Operating Expenses stood at $36.7 million in 2022, then slipped by 18.22% to $30.0 million in 2023, then soared by 74.88% to $52.5 million in 2024, then slipped by 4.23% to $50.3 million in 2025, then declined by 8.37% to $46.1 million in 2026.
• Business Quant data shows ANNX's Operating Expenses at $46.1 million in Q1 2026, $50.3 million in Q4 2025, and $57.0 million in Q3 2025.