Alector (ALEC) Operating Income (2018 - 2026)

Alector (ALEC) has 9 years of Operating Income data on file, last reported at -$24.9 million in Q1 2026.

• On a quarterly basis, Operating Income rose 44.25% year-over-year to -$24.9 million in Q1 2026; TTM through Mar 2026 was -$136.2 million, a 6.68% increase from a year earlier, with the FY2025 full-year figure at -$156.0 million, down 7.59% from the prior year.
• Operating Income for Q1 2026 stood at -$24.9 million, up from -$39.6 million in the prior quarter.
• Over the last five years, Operating Income for ALEC reached as high as $9.5 million in Q2 2022 and fell as low as -$55.4 million in Q4 2022.
• Historically, Operating Income has averaged -$36.2 million across 5 years, with a median of -$44.1 million in 2022.
• Across the five-year window, Operating Income soared 117.13% in 2022 and sank 1170.72% in 2024, its largest moves.
• Year by year, Operating Income stood at -$55.4 million in 2022, then climbed by 14.4% to -$47.5 million in 2023, then soared by 84.72% to -$7.2 million in 2024, then tumbled by 445.81% to -$39.6 million in 2025, then jumped by 37.02% to -$24.9 million in 2026.
• Per Business Quant data, the three most recent Operating Income figures were -$24.9 million in Q1 2026, -$39.6 million in Q4 2025, and -$37.6 million in Q3 2025.