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Alector, Inc. (ALEC) SEC Filings & Earnings Calls

EquiReason read 15 Alector, Inc. SEC filings in the last 12 months. Latest: 8-K on 2026-10-16 — Alector entered an underwriting agreement to sell 36.6M shares at $2.05/share, raising ~$75M gross proceeds. The offering dilutes existing shareholders significantly, indicating ca.

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

ALECAlector, Inc.Follow ALEC — free
Biotechnology · Healthcare
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Market cap
204.3M
P/E TTM
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Dividend yield
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52-week
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Next earnings
10 Nov, in 17 days

Every filing, read

last 12 months · SEC

What happened, the numbers inside, guidance and risks. The original is one click away.

16 Oct 20268-K · 1.01, 8.01Alector entered an underwriting agreement to sell 36.6M shares at $2.05/share, raising ~$75M gross proceeds. The offering dilutes existing shareholders significantly, indicating cash need.open

Figures in the filing · each found in the filing text

Gross proceeds · Q4-2026$75M
Shares offered · Q4-202636,600,000
Offering price per share · Q4-2026$2.05

Risks flagged

Dilution risk from large equity offering

“36.6M shares issued at $2.05, representing significant dilution.”

Cash burn concern

“Company raising $75M via equity, suggesting insufficient cash from operations.”
Read the original on SEC EDGAR ↗
14 Oct 20268-K · 5.02Alector repriced underwater employee stock options (including CEO and CAO) from $6.48-$33.11 to $1.87 per share to retain and motivate employees, reflecting stock price decline and potential talent retention risk.open

Risks flagged

Underwater options and repricing signal potential talent retention risk and depressed stock price.

“majority of stock options held by Company employees were 'underwater'... repricing to $1.87 per share.”
Read the original on SEC EDGAR ↗
5 Oct 20268-K · 1.01, 2.02, 7.01, 8.01Alector entered exclusive global license agreement with Genentech for AL050 GCase ERT for Parkinson's; $100M upfront, up to $1.17B milestones plus royalties; cash runway extended into 2029.open

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities (preliminary) · Q3-2026$139M
Pro forma cash, cash equivalents, and marketable securities · Q3-2026$224M
Upfront payment · Q3-2026$100M
Milestone payments (potential) · unknown$1.17B

Risks flagged

Dependence on Genentech for development and commercialization of AL050

“Genentech will be responsible for development, regulatory, manufacturing, and commercialization across all indications” · word for word

Milestone payments contingent on future success

“additional payments of up to $1.17 billion upon the achievement of development, regulatory, and commercial milestones” · word for word
Read the original on SEC EDGAR ↗
6 Aug 20268-K · 2.02Cash, cash equivalents and investments $173Mearningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents and investments · Q2-2026$173M

Risks flagged

Pre-revenue biotech with significant clinical and regulatory risk; AL137 IND still pending.

“No approved products; pipeline entirely preclinical/early clinical; cash runway through 2027 but no revenue.”

Competition in Alzheimer's space from approved anti-amyloid therapies (e.g., Leqembi, donanemab).

“AL137 is an anti-amyloid beta antibody, competing with established therapies.”
Read the original on SEC EDGAR ↗
6 Aug 202610-QGSK terminated the collaboration agreement effective January 2, 2027, following discontinuation of key clinical programs.open

Figures in the filing · each found in the filing text

Cash, Cash Equivalents, and Marketable Securities · 2026-06-30$173M
Collaboration Revenue · Q2-2026$3M-58% y/y
Net Loss · Q2-2026$-23M-25% y/y
Research and Development Expenses · Q2-2026$19M-30% y/y
General and Administrative Expenses · Q2-2026$8M-43% y/y
Deferred Revenue · 2026-06-30$163M-5% y/y
Accumulated Deficit · 2026-06-30$-1.02B+5% y/y

Risks flagged

Collaboration Termination Risk

“On July 6, 2026, GSK provided written notice to the Company terminating the GSK Agreement” · word for word

Clinical Trial Failure Risk

“In April 2026, GSK discontinued the global Phase 2 PROGRESS-AD trial of nivisnebart ... following a pre-specified interim futility analysis” · word for word

Cash Runway Risk

“Net cash used in operating activities was $84.0 million for the six months ended June 30, 2026”
Read the original on SEC EDGAR ↗
8 Jul 20268-K · 1.02Principal repaid $10Mopen

Figures in the filing · each found in the filing text

principal repaid · Q3-2026$10M

Risks flagged

Clinical trial failure and partnership termination create existential risk for a pre-revenue biotech.

“Phase 3 INFRONT-3 failed; Phase 2 PROGRESS-AD discontinued; GSK terminated collaboration.”

Cash burn without revenue or partnership support increases financing risk.

“Loan repayment of $10.4M; no new funding sources disclosed.”
Read the original on SEC EDGAR ↗
7 May 20268-K · 1.01Alector entered into an at-the-market sales agreement with TD Cowen to sell up to $125M of common stock for general corporate purposes, including R&D and working capital.open

Risks flagged

Dilution risk from potential equity issuance up to $125M, which may pressure stock price.

“Company may offer and sell up to $125,000,000 of shares of common stock”
Read the original on SEC EDGAR ↗
7 May 202610-QCollaboration Revenue $1M (-72% y/y); Net Loss $-23M (+43% y/y); Research and Development Expenses $18M (-47% y/y)open

Figures in the filing · each found in the filing text

Collaboration Revenue · Q1-2026$1M-72% y/y
Net Loss · Q1-2026$-23M+43% y/y
Research and Development Expenses · Q1-2026$18M-47% y/y
General and Administrative Expenses · Q1-2026$8M-45% y/y
Cash, Cash Equivalents, and Marketable Securities · 2026-03-31$207M
Accumulated Deficit · 2026-03-31$-995M

Guidance

Management expects expenses to decrease for latozinemab and AL002 but continue to invest in preclinical pipeline. Cash runway is expected at least through 2027.

Risks flagged

Clinical Trial Failure

“In April 2026, GSK discontinued the global Phase 2 PROGRESS-AD trial of nivisnebart” · word for word

Pipeline Dependency

“This next generation pipeline, built on the ABC platform and distinct from our prior clinical programs, positions us to develop therapeutic candidates for a range of neurodegenerative diseases.” · word for word

Financing Risk

“We will need to obtain substantial additional funding in the future for our research and development activities and continuing operations.” · word for word
Read the original on SEC EDGAR ↗
7 May 20268-K · 2.02Cash, cash equivalents, and investments $206Mearningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and investments · Q1-2026$207M

Risks flagged

Pre-revenue biotech with clinical-stage pipeline; no approved products; cash burn risk.

“No revenue reported; pipeline in preclinical/IND-enabling stages.”
Read the original on SEC EDGAR ↗
28 Apr 2026DEF 14ANet loss $-143M; Net loss $-119M; Net loss $-130Mopen

Figures in the filing · each found in the filing text

Net loss · FY2025$-143M
Net loss · FY2024$-119M
Net loss · FY2023$-130M
CEO total compensation · FY2025$2M
CEO compensation actually paid · FY2025$2M
CEO base salary · FY2025$678100.000% y/y
CFO base salary · FY2026$500000.00
CEO target bonus percentage · FY202655.0%
CFO target bonus percentage · FY202640.0%
Bonus plan funding level · FY202580.0%
Read the original on SEC EDGAR ↗
25 Feb 20268-K · 2.02Cash, cash equivalents and investments $256M; Collaboration revenue $6M (-89% y/y); R&D expenses $32M (-30% y/y)earningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents and investments · Q4-2025$256M
Collaboration revenue · Q4-2025$6M-89% y/y
R&D expenses · Q4-2025$33M-30% y/y
Full year collaboration revenue · FY2025$21M-79% y/y
Full year R&D expenses · FY2025$123M-34% y/y

Risks flagged

Clinical trial risk; PROGRESS-AD interim futility analysis in 1H 2026 could be negative.

“Independent interim futility analysis for PROGRESS-AD Phase 2 trial expected in first half of 2026.”

Collaboration revenue decline; dependency on partnership with GSK.

“Collaboration revenue declined significantly due to satisfaction of performance obligations.”
Read the original on SEC EDGAR ↗
25 Feb 202610-KNet Loss $-143M (+20% y/y); Accumulated Deficit $-972M; Cash, Cash Equivalents, and Marketable Securities $256Mopen

Figures in the filing · each found in the filing text

Net Loss · FY2025$-143M+20% y/y
Accumulated Deficit · FY2025$-972M
Cash, Cash Equivalents, and Marketable Securities · FY2025$256M

Risks flagged

Clinical Trial Failure

“Latozinemab failed to meet the clinical co-primary endpoint in that trial.” · word for word

Capital Requirement

“We will need to obtain substantial additional financing to complete the development and any commercialization of our product candidates.” · word for word

No Approved Products

“We have no products approved for commercial sale and have not generated any revenue from product sales.” · word for word

Debt Covenant Restrictions

“The Loan Agreement contains customary representations and warranties, events of default and affirmative and negative covenants, including covenants that limit or restrict our ability to, among other things, dispose of assets, enter into certain licensing arrangements, effect certain mergers, incur debt, grant liens, pay dividends or other distributions on ou” · word for word
Read the original on SEC EDGAR ↗
12 Dec 20258-K · 5.02Reported the departure of a director or principal officer (CEO/CFO change); filed financial statements and exhibits with this reportSEC ↗
6 Nov 202510-QNet loss $-35M (+18% y/y); Research and development expenses $29M (-39% y/y); General and administrative expenses $12M (-27% y/y)open

Figures in the filing · each found in the filing text

Net loss · Q3-2025$-35M+18% y/y
Research and development expenses · Q3-2025$29M-39% y/y
General and administrative expenses · Q3-2025$12M-27% y/y
Cash and cash equivalents · 2025-09-30$77M
Accumulated deficit · 2025-09-30$-935M

Risks flagged

Phase 3 clinical trial failure

“Latozinemab did not meet the clinical co-primary endpoint of slowing FTD-GRN progression.” · word for word

Workforce reduction execution risk

“On October 21, 2025, the Company committed to a plan to reduce its workforce by approximately 47%.” · word for word

Dependence on GSK collaboration

“Collaboration revenue decreased to $3.3 million for the three months ended September 30, 2025 from $15.3 million for the same period in 2024.”
Read the original on SEC EDGAR ↗
6 Nov 20258-K · 2.02Cash, cash equivalents, and investments $291M; Collaboration revenue $3M (-78% y/y)earningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and investments · Q3-2025$291M
Collaboration revenue · Q3-2025$3M-78% y/y

Risks flagged

Clinical trial failure risk materialized with latozinemab Phase 3 miss

“INFRONT-3 Phase 3 clinical trial of latozinemab did not demonstrate clinical benefit; open-label extension discontinued.” · word for word

Workforce reduction may impact operational capacity and morale

“Reduction in force of approximately 47% implemented in October 2025.”
Read the original on SEC EDGAR ↗

Alector, Inc. — questions

What did Alector, Inc. file recently?
15 SEC filings in the last 12 months. Latest: 8-K on 2026-10-16 — Alector entered an underwriting agreement to sell 36.6M shares at $2.05/share, raising ~$75M gross proceeds. The offering dilutes existing shareholders significantly, indicating cash need.

Every figure on this page comes from Alector, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.