INMB 424B5: Secondary offering

Filed with the SEC on · accession 0001213900-26-113531

INMB filed a 424B5 (prospectus (offering)) with the SEC on Oct 29, 2026. The final terms of an offering of shares or bonds. The stock moved +4.6% by the first close after the filing.

Summary of the filing

Inmune Bio, Inc. is offering 3,000,000 shares of common stock at $1.50 per share for gross proceeds of $4.5 million, with a concurrent private placement of 3,000,000 warrants exercisable at $1.65 per share.

Key details

Offering price per share$2
Total gross offering proceeds$4.5M
Placement agent fees$315K
Net proceeds before expenses$4.2M
Warrant exercise price$2
Sole placement agentA.G.P.
IssuerInmune Bio, Inc.

How INMB stock reacted

Close before

$1.53

Oct 28, 2026

First close after

+4.58%

$1.60

5 trading days

-13.07%

$1.33

Since filing

-23.20%

$1.18

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Frequently asked questions

What did INMB file with the SEC on Oct 29, 2026?

INMB filed a 424B5 (Secondary offering). Inmune Bio, Inc. is offering 3,000,000 shares of common stock at $1.50 per share for gross proceeds of $4.5 million, with a concurrent private placement of 3,000,000 warrants exercisable at $1.65 per share.

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

INMB closed at $1.53 before the filing and $1.60 on Oct 29, 2026 (+4.58%). Five trading days later: $1.33 (-13.07%).

Other INMB SEC filings

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