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BBLG 424B3: Secondary offering

Filed with the SEC on · accession 0001493152-26-034605

BBLG filed a 424B3 (prospectus (offering)) with the SEC on Jul 24, 2026. Bone Biologics Corporation registered 6,464,792 shares of common stock for resale by selling stockholders, primarily upon exercise of warrants issued in a private placement that closed on July 9, 2026. The stock moved -0.9% by the first close after the filing.

Summary of the filing

Bone Biologics Corporation registered 6,464,792 shares of common stock for resale by selling stockholders, primarily upon exercise of warrants issued in a private placement that closed on July 9, 2026. The company will not receive any proceeds from the sale of these shares.

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Key details

Total shares registered for resaleshares 6.5M
Shares issuable upon exercise of pre-funded warrantsshares 2.1M
Shares issuable upon exercise of Series F warrantsshares 2.1M
Shares issuable upon exercise of Series G warrantsshares 2.1M
Shares issuable upon exercise of placement agent warrantsshares 127K
Exercise price of pre-funded warrants$0
Exercise price of Series F and Series G warrants$1
Exercise price of placement agent warrants$2
Closing price of common stock on July 15, 2026$1
IssuerBone Biologics Corporation

How BBLG stock reacted

Close before

$1.08

Jul 23, 2026

First close after

-0.93%

$1.07

5 trading days

-20.36%

$0.86

Since filing

-68.41%

$0.34

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Frequently asked questions

What did BBLG file with the SEC on Jul 24, 2026?

BBLG filed a 424B3 (Secondary offering). Bone Biologics Corporation registered 6,464,792 shares of common stock for resale by selling stockholders, primarily upon exercise of warrants issued in a private placement that closed on July 9, 2026. The company will not receive any proceeds from the sale of these shares.

What does a secondary offering mean for BBLG stock?

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

How do I read a 424B3?

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 424B3 (prospectus (offering)): The final terms of an offering of shares or bonds.

How did BBLG stock react to this filing?

BBLG closed at $1.08 before the filing and $1.07 on Jul 24, 2026 (-0.93%). Five trading days later: $0.86 (-20.36%).

Other BBLG SEC filings

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