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ABCL 424B5: Secondary offering

Filed with the SEC on · accession 0001193125-26-349333

ABCL filed a 424B5 (prospectus (offering)) with the SEC on Aug 13, 2026. The final terms of an offering of shares or bonds. The stock moved +5.9% by the first close after the filing.

Summary of the filing

AbCellera Biologics Inc. is offering 17,435,897 common shares and pre-funded warrants to purchase up to 3,076,926 common shares in a public offering at $9.75 per share, with expected gross proceeds of approximately $200 million.

For details, click here →How to read a 424B5 →

Key details

Total gross proceeds from offering$200.0M
Underwriting discounts and commissions$12.0M
Net proceeds to company before expenses$188.0M
IssuerAbCellera Biologics Inc.
UnderwriterJefferies
UnderwriterJ.P. Morgan
UnderwriterCantor
UnderwriterUBS Investment Bank
UnderwriterBMO Capital Markets

How ABCL stock reacted

Close before

$10.36

Aug 12, 2026

First close after

+5.94%

$10.97

5 trading days

+15.98%

$12.01

Since filing

+20.71%

$12.50

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Frequently asked questions

What did ABCL file with the SEC on Aug 13, 2026?

ABCL filed a 424B5 (Secondary offering). AbCellera Biologics Inc. is offering 17,435,897 common shares and pre-funded warrants to purchase up to 3,076,926 common shares in a public offering at $9.75 per share, with expected gross proceeds of approximately $200 million.

What does a secondary offering mean for ABCL stock?

New shares dilute existing holders and are often sold at a discount to the market price.

How do I read a 424B5?

The final terms of an offering of shares or bonds. Look at price, number of shares and the discount to the market price. Large offerings dilute existing shareholders.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A 424B5 (prospectus (offering)): The final terms of an offering of shares or bonds.

How did ABCL stock react to this filing?

ABCL closed at $10.36 before the filing and $10.97 on Aug 13, 2026 (+5.94%). Five trading days later: $12.01 (+15.98%).

Other ABCL SEC filings

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