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PLSE 424B5: Secondary offering

Pulse Biosciences

Filed with the SEC on · accession 0001437749-26-026350

PLSE filed a 424B5 (prospectus (offering)) with the SEC on Aug 6, 2026. The final terms of an offering of shares or bonds. The stock moved +0.9% by the first close after the filing.

Summary of the filing

Pulse Biosciences filed a prospectus supplement to offer up to $75 million of common stock through an at-the-market offering with Mizuho Securities as sales agent.

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

Key details

Maximum aggregate offering price of common stock$75.0M
IssuerPulse Biosciences, Inc.
Sales agent/underwriterMizuho Securities USA LLC

How PLSE stock reacted

Close before

$37.90

Aug 5, 2026

First close after

+0.90%

$38.24

5 trading days

+14.30%

$43.32

Since filing

+40.03%

$53.07

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Frequently asked questions

What did PLSE file with the SEC on Aug 6, 2026?

PLSE filed a 424B5 (Secondary offering). Pulse Biosciences filed a prospectus supplement to offer up to $75 million of common stock through an at-the-market offering with Mizuho Securities as sales agent.

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

PLSE closed at $37.90 before the filing and $38.24 on Aug 6, 2026 (+0.90%). Five trading days later: $43.32 (+14.30%).

Other PLSE SEC filings

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