ABCLAbCellera Biologics Inc.

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Market reactionShares fell 10% on Nov 5.

IntactLast material event Aug 13, 2026 · Updated Oct 25, 2026

ABCL635 cut hot flashes 83% after one injection in Phase 2; the next step is a U.S. Phase 3 plan

AbCellera is a clinical-stage company developing ABCL635, an injected antibody for menopausal hot flashes, and ABCL575 for atopic dermatitis; neither is approved.

AbCellera's case rests on ABCL635, a long-acting injected antibody that blocks the NK3 receptor, for moderate-to-severe menopausal hot flashes. In Phase 2, a single 600 mg dose cut hot-flash frequency 83% versus 33% on placebo at week 4, with no serious or severe side effects. AbCellera has not yet set out the Phase 3 design, and it reported over $565 million of cash and marketable securities at June 30, then raised $200 million in August.

Thesis checklist

0 risks need attention

Select a row for evidence
A U.S. Phase 3 plan for ABCL635Awaiting evidenceNext: Phase 3 design and start date.

Why it is in this state

The evidence, what would weaken it and the source filing

ABCL575 Phase 1 dataAwaiting evidenceNext: ABCL575 Phase 1 data (Q4 2026).

Why it is in this state

The evidence, what would weaken it and the source filing

Cash funds the internal pipelineSupportedNext: The Q3 cash balance.

Why it is in this state

The evidence, what would weaken it and the source filing

Next decision point

ABCL635 Phase 3 plan

Tests: A U.S. Phase 3 plan for ABCL635

Not yet guided

Can AbCellera start a Phase 3 that supports approval of a long-acting injection?

Strong, inconclusive and weak outcomes

What to look for in the result and how each would move the checklist

Questions to investigate

History

Price and material events

Select an event marker to read the update below. Marker colors show Thesis status.

IntactCurrentFinancial
+5.9%Aug 13, 2026

ABCL635 cut hot flashes 83% after one injection in Phase 2; the next step is a U.S. Phase 3 plan

IntactClinical
+34.8%Aug 10, 2026

ABCL635 Phase 2 primary endpoints met

IntactCorporate
+5.6%Jul 29, 2026

ABCL635's Phase 2 efficacy readout in postmenopausal vasomotor symptoms will determine whether AbCellera's antibody platform can compete with approved NK3R antagonists

IntactCommercial
+6.9%Jun 17, 2026

ABCL635's Phase 2 efficacy readout in postmenopausal vasomotor symptoms will determine whether AbCellera's clinical-stage pivot translates platform into therapeutic value

About this history: every entry shows when the Thesis moved and what it said. The reasoning behind each move (the evidence, the analysis and the source filing) and the earnings write-ups are part of a subscription.

Pipeline

Atopic dermatitis· moderate to severe
ABCL575 · 1 upcoming · 1 completed
Phase 1 Data
Q4 2026
Autoimmunity
ABCL688 · 1 upcoming
IND Submission
2027
Oncology
ABCL386 · 1 upcoming
Phase 1/2 Study Initiation
2027
GI cancers· solid tumors
TCE program (Jazz collaboration) · 1 upcoming
Study Initiation
by 2027-06-17
Vasomotor symptoms due to menopause
ABCL635 · 3 completed
Phase 2 Data: Topline
Reported Aug 10, 2026
Phase 1 Data: Interim
Reported May 11, 2026
Phase 1 Study Initiation
Reported Aug 7, 2025

Dates, trials and completed outcomes are open to everyone. What each upcoming milestone hinges on is part of a subscription.

Quick answers

Is the AbCellera Biologics (ABCL) investment thesis intact?
Yes. Readouts currently rates the AbCellera Biologics Thesis Intact. ABCL635 cut hot flashes 83% after one injection in Phase 2; the next step is a U.S. Phase 3 plan.
What is the next catalyst for AbCellera Biologics (ABCL)?
The next dated event is Phase 1 results for ABCL575, expected Q4 2026, as stated by the company.

Competitive landscape

8 peers tracked

For informational purposes only—not investment advice. Always conduct your own research before making investment decisions.

Financial snapshot

Dates and calculation details

Cash: Market-data provider estimate; measurement period unavailable.

Debt: Market-data provider estimate; a complete comparable filing balance is unavailable.

Quarterly burn: Estimated from trailing free cash flow; measurement period unavailable.

Net cash and estimated runway require verified matching measurement periods. Missing debt components are not assumed to be zero.

Runway: No underlying guidance available.