Glossary term

Attached Warrant

An attached warrant is a warrant issued with another security, often a bond or preferred stock, giving the holder the right to buy shares or another instrument at set terms.

Updated

May 21, 2026

Read time

3 min read

What Is an Attached Warrant?

An attached warrant is a warrant issued together with another security, often a bond or preferred stock. The warrant gives the holder the right, but not the obligation, to buy shares or another specified instrument at a set exercise price within a defined period.

Companies use attached warrants as an incentive. The main security provides the basic financing, while the warrant adds upside if the issuer's stock or referenced instrument rises. Because the warrant can make the package more attractive, the issuer may be able to offer a lower coupon, dividend rate, or other financing cost than it would on a plain security.

Key Takeaways

  • An attached warrant is issued as part of a financing package.
  • It is often attached to a bond or preferred stock.
  • The warrant can give investors equity upside while the main security provides income or principal repayment rights.
  • Some warrants are detachable and can trade separately after issuance.
  • Exercise can dilute existing shareholders if new shares are issued.

How It Works

A company might issue a bond with an attached warrant. The bond pays interest and has its own maturity and credit risk. The warrant gives the investor the right to buy the company's stock at a specified price. If the stock price rises above the exercise price, the warrant can become valuable. If the stock stays below the exercise price, the warrant may expire worthless.

The warrant may be detachable or non-detachable. A detachable warrant can be separated from the bond and sold or exercised independently. A non-detachable warrant remains tied to the host security, which can make valuation and liquidity less flexible.

Why Investors Care

Attached warrants can change the tradeoff between income, credit risk, and upside. An investor may accept a lower bond coupon because the warrant provides potential equity participation. The investor is not simply buying debt; they are buying a package with both fixed-income and option-like features.

The issuer may benefit from cheaper financing, but the long-term cost can be dilution. If warrants are exercised, new shares may be issued, spreading future earnings and ownership across more shares. That potential dilution matters to existing shareholders.

What to Watch

The warrant terms matter more than the label. Investors should review the exercise price, expiration date, number of shares, anti-dilution adjustments, detachability, call or redemption provisions, transfer limits, and whether exercise requires cash or can be settled another way.

Attached warrants can also complicate accounting and valuation. The bond and warrant may need to be valued separately, especially when the warrant is detachable or has a readily measurable fair value. The package should be analyzed as both a financing instrument and an embedded source of optionality.

The Bottom Line

An attached warrant gives a financing package extra upside. It can help an issuer raise capital on better headline terms, but investors and shareholders need to understand the warrant's exercise economics, dilution effect, and whether the warrant can trade separately from the host security.

Related Terms