Halozyme plans $650 million each of convertible notes due 2031 and 2032
Halozyme proposed offering $650 million of convertible senior notes due 2031 and $650 million due 2032, with an option for up to $100 million more of each. The company also amended its credit agreement, extending the revolving facility to November 5, 2030 and raising total commitments to $750 million, with $0 currently drawn. The proceeds are partly earmarked for repurchasing existing 2027 and 2028 convertible notes, which adds debt while refinancing part of the existing convertible debt.
Key points
- Proposed offering: $650 million of 2031 notes and $650 million of 2032 notes, plus a 13-day option for up to $100 million more of each series
- Revolving credit facility commitments increased to $750 million and maturity extended to November 5, 2030, with no outstanding borrowings as of November 5, 2025
- Net proceeds partly used for capped call transactions and privately negotiated repurchases of 0.25% notes due 2027 and 1.00% notes due 2028
- Offering is subject to market conditions and pricing terms were not yet set in the filing
The filing
Written by AI on Nov 8, 2026, 1:12 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on November 05, 2025.
Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.