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EDSA 424B5: Secondary offering

Edesa Biotech, Inc.

Filed with the SEC on · accession 0001171843-26-005685

EDSA filed a 424B5 (prospectus (offering)) with the SEC on Aug 20, 2026. Edesa Biotech, Inc. filed a prospectus supplement for a public offering of 3,870,500 common shares, pre-funded warrants to purchase up to 675,000 common shares, and common share warrants to purchase up to 4,545,500 common shares, with a combined public offering price of $5.50 per share and… The stock moved -17.2% by the first close after the filing.

Summary of the filing

Edesa Biotech, Inc. filed a prospectus supplement for a public offering of 3,870,500 common shares, pre-funded warrants to purchase up to 675,000 common shares, and common share warrants to purchase up to 4,545,500 common shares, with a combined public offering price of $5.50 per share and accompanying warrant. The offering is expected to raise approximately $23.5 million in net proceeds before expenses.

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

Key details

Total public offering price$25.0M
Underwriting discounts and commissions$1.5M
Net proceeds to Edesa Biotech$23.5M
IssuerEdesa Biotech, Inc.
UnderwriterGuggenheim Securities

How EDSA stock reacted

Close before

$5.75

Aug 19, 2026

First close after

-17.22%

$4.76

5 trading days

-14.09%

$4.94

Since filing

-62.78%

$2.14

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Frequently asked questions

What did EDSA file with the SEC on Aug 20, 2026?

EDSA filed a 424B5 (Secondary offering). Edesa Biotech, Inc. filed a prospectus supplement for a public offering of 3,870,500 common shares, pre-funded warrants to purchase up to 675,000 common shares, and common share warrants to purchase up to 4,545,500 common shares, with a combined public offering price of $5.50 per share and accompanying warrant. The offering is expected to raise approximately $23.5 million in net proceeds before expenses.

What does a secondary offering mean for EDSA 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 EDSA stock react to this filing?

EDSA closed at $5.75 before the filing and $4.76 on Aug 20, 2026 (-17.22%). Five trading days later: $4.94 (-14.09%).

Other EDSA SEC filings

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