SEPTInvestingStart Free

INO 424B5: Secondary offering

Inovio Pharmaceuticals

Filed with the SEC on · accession 0001193125-26-323616

INO filed a 424B5 (prospectus (offering)) with the SEC on Jul 29, 2026. Inovio Pharmaceuticals filed a prospectus supplement for a public offering of shares of common stock and warrants to purchase common stock, with Piper Sandler as sole manager. The stock moved +1.0% by the first close after the filing.

Summary of the filing

Inovio Pharmaceuticals filed a prospectus supplement for a public offering of shares of common stock and warrants to purchase common stock, with Piper Sandler as sole manager. The offering includes shares sold in fixed combinations with warrants to purchase two shares of common stock per share.

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

Key details

last reported sale price per share$1
IssuerInovio Pharmaceuticals, Inc.
UnderwriterPiper Sandler

How INO stock reacted

Close before

$1.03

Jul 28, 2026

First close after

+0.97%

$1.04

5 trading days

-35.62%

$0.66

Since filing

+40.78%

$1.45

✦ Ask GOAX AI about this filing — what it means for INO, what changed since its last filings and what to watch next.

Try it free for 7 days

🔔 Want to stay updated on new SEC filings for INO?

Click here

Frequently asked questions

What did INO file with the SEC on Jul 29, 2026?

INO filed a 424B5 (Secondary offering). Inovio Pharmaceuticals filed a prospectus supplement for a public offering of shares of common stock and warrants to purchase common stock, with Piper Sandler as sole manager. The offering includes shares sold in fixed combinations with warrants to purchase two shares of common stock per share.

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

INO closed at $1.03 before the filing and $1.04 on Jul 29, 2026 (+0.97%). Five trading days later: $0.66 (-35.62%).

Other INO SEC filings

Get alerts when INO files with the SEC, plus live charts, key levels and news for 13,000+ stocks.

Try SEPT free for 7 days
INO overviewINO analysisINO newsLatest SEC filings