Stock Markets February 23, 2026

Tandem Diabetes Plans $200M Convertible Note Sale; Shares Drop After-Hours

Company to issue unsecured convertible senior notes due 2032 and seek capped call protection as stock falls 5% in after-hours trading

By Jordan Park TNDM
Tandem Diabetes Plans $200M Convertible Note Sale; Shares Drop After-Hours
TNDM

Tandem Diabetes Care announced a private placement of $200 million in convertible senior notes due 2032, with an initial purchaser option for an additional $30 million. The unsecured notes will accrue semiannual interest and may be settled in cash, common stock, or a combination at the company's election. Tandem said net proceeds will fund capped call transactions and general corporate needs; the announcement triggered a roughly 5% decline in the company's shares in after-hours trading.

Key Points

  • Tandem Diabetes announced a private placement of $200 million in convertible senior notes due 2032, with an option for an additional $30 million within 13 days.
  • Notes are unsecured, accrue interest payable semiannually, and conversion may be settled in cash, common stock, or a combination at the company's election; net proceeds are earmarked for capped call transactions and general corporate purposes.
  • The financing and related capped call arrangements, plus the possibility of option counterparties buying shares around pricing, have market implications for Tandem’s stock and touch both the healthcare and capital markets sectors.

Tandem Diabetes Care Inc reported late Monday that it will offer $200 million in convertible senior notes maturing in 2032 in a private placement to qualified institutional buyers, and its shares fell about 5% in after-hours trading following the disclosure.

The company said it also will grant initial purchasers an option to acquire up to an additional $30 million principal amount of notes within 13 days of issuance. The notes are described as unsecured obligations of Tandem and will accrue interest that is payable on a semiannual basis.

Under the terms disclosed by the company, upon conversion Tandem will either pay cash, deliver shares of its common stock, or use a combination of both methods at its election. Tandem indicated it expects to use the net proceeds to pay for capped call transactions and for general corporate purposes, which the company specified may include acquisitions or strategic investments in complementary businesses or technologies, as well as working capital, operating expenses and capital expenditures.

In connection with the pricing of the notes, Tandem plans to enter into privately negotiated capped call transactions with the initial purchasers or their affiliates and with other financial institutions. The company said these capped call transactions are intended to offset potential dilution to its common stock that could result if the notes are converted, although the offset will be subject to a cap.

Tandem also disclosed that option counterparties or their affiliates may purchase shares of its common stock concurrently with, or shortly after, the pricing of the notes. The company noted this activity could have an impact on the market price of its stock.

Finally, Tandem cautioned that the notes and any shares issuable upon conversion have not been registered under the Securities Act of 1933 and may not be offered or sold in the United States absent registration or an applicable exemption.


Context and immediate market reaction

The announcement combined a financing structure that includes conversion features and capped call protection with disclosure that affiliated parties may transact in the company’s shares around the pricing. The securities are being placed privately and are unregistered under U.S. securities law, and the company has outlined a set of permissible uses for proceeds that range from derivative hedging instruments to potential strategic investments.

The stock movement in after-hours trading reflected investor response to the financing plan and associated mechanics described by the company.

Risks

  • Conversion of the notes could dilute existing shareholders if and when conversions occur, although capped call transactions are intended to offset dilution only up to a cap - impacts equity holders and the broader healthcare equipment and supplies sector.
  • Purchases of common stock by option counterparties or their affiliates concurrent with or shortly after pricing could affect the market price of Tandem’s shares - market risk relevant to investors and traders.
  • The notes and any shares issuable on conversion are unregistered under the Securities Act of 1933 and may not be offered or sold in the United States absent registration or an exemption, which limits liquidity and resale options for those securities.

More from Stock Markets

FedEx Seeks Full Reimbursement for Emergency Tariffs Ruled Illegal by Supreme Court Feb 23, 2026 LA28 CEO Reaffirms Backing for Chair Casey Wasserman Amid Epstein-Related Document Release Feb 23, 2026 Paramount Skydance Raises Offer for Warner Bros. Discovery, Escalating High-Stakes Bidding Battle Feb 23, 2026 Northrop Grumman and U.S. Air Force Push to Ramp B-21 Raider Production Feb 23, 2026 BAE Systems Secures Up to $98.9M Air Force IDIQ for F-16 Avionics Sustainment Feb 23, 2026