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Alector, Inc. (ALEC) earnings

Quarterly results of Alector, Inc. as filed with the SEC: revenue, net income and earnings per share for each of the last 8 quarters, the latest results release and when the next one is expected.

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Next earnings date

Alector, Inc. is expected to report around February 24, 2027. That is an estimate from its filing rhythm (a year after the same report last year), not a date the company has announced.

Latest quarter: Q3 FY2026

In Q3 FY2026 (ended September 30, 2026) Alector, Inc. reported revenue of $162.9M (+4,895.9% on the same quarter a year earlier) and net income of $124.6M.

Diluted earnings per share were $1.11.

Filed with the SEC on November 5, 2026.

The latest results release

Alector entered into an exclusive global licensing agreement with Genentech for its AL050 program and will receive a $100 million upfront payment.

Alector granted Genentech exclusive global rights to develop and commercialize its AL050 program for Parkinson's disease and other neurodegenerative diseases.

October 5, 2026 · Read the release explained

Revenue by quarter
Q4 24: $54.2M $54.2M Q4 24Q1 25: $3.7M $3.7M Q1 25Q2 25: $7.9M $7.9M Q2 25Q3 25: $3.3M $3.3M Q3 25Q4 25: $6.2M $6.2M Q4 25Q1 26: $1M $1M Q1 26Q2 26: $3.3M $3.3M Q2 26Q3 26: $162.9M $162.9M Q3 26
Net income by quarter
Q4 24: -$2.1M -$2.1M Q4 24Q1 25: -$40.5M -$40.5M Q1 25Q2 25: -$30.5M -$30.5M Q2 25Q3 25: -$34.7M -$34.7M Q3 25Q4 25: -$37.3M -$37.3M Q4 25Q1 26: -$22.9M -$22.9M Q1 26Q2 26: -$23M -$23M Q2 26Q3 26: $124.6M $124.6M Q3 26

Quarter by quarter

QuarterEndedRevenuevs year agoNet incomeEPS
Q3 FY2026September 30, 2026$162.9M+4,895.9%$124.6M$1.11
Q2 FY2026June 30, 2026$3.3M-57.8%-$23M-$0.21
Q1 FY2026March 31, 2026$1M-71.7%-$22.9M-$0.21
Q4 FY2025December 31, 2025$6.2M-88.5%-$37.3M-
Q3 FY2025September 30, 2025$3.3M--$34.7M-$0.34
Q2 FY2025June 30, 2025$7.9M--$30.5M-$0.30
Q1 FY2025March 31, 2025$3.7M--$40.5M-$0.41
Q4 FY2024December 31, 2024$54.2M--$2.1M-

Fourth quarters are the fiscal year minus the first three, as most companies report no separate Q4 figures.

Results filings

When is Alector, Inc.'s next earnings date?

Alector, Inc. is expected to report around February 24, 2027. That is an estimate from its filing rhythm (a year after the same report last year), not a date the company has announced.

What were Alector, Inc.'s latest quarterly results?

For Q3 FY2026, which ended September 30, 2026, Alector, Inc. reported revenue of $162.9M and net income of $124.6M. The figures come from its filing with the SEC.

Is Alector, Inc.'s revenue growing?

Revenue in Q3 FY2026 was $162.9M, up 4,895.9% from $3.3M in the same quarter a year earlier.

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Source: quarterly figures Alector, Inc. tags in its 10-Q and 10-K filings (SEC EDGAR XBRL). Not investment advice.

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