Supernus Raises Notes Conversion Rate to 30.9355 Shares per $1,000
Supernus Pharmaceuticals increased the conversion rate of its 0.625% Convertible Senior Notes due 2031 to 30.9355 shares per $1,000 principal amount, reflecting a conversion price of $32.33 per share. The change followed a special dividend, but no bondholders converted their notes into common stock.
How this was made

The 30-second read
Why it matters
The revised conversion rate increases the number of shares per $1,000 principal, implying a lower effective conversion price, but the lack of conversions suggests no immediate shift in capital structure from noteholders.
Market read
This is a specific convertible terms update that can influence equity dilution expectations and dealer hedging, though it does not indicate active conversion demand.
What to watch
Traders may need to assess whether the special dividend was large enough to materially change conversion incentives, and how dealers adjust hedges around the revised conversion price.
Background
Convertible senior notes often have conversion-rate adjustments tied to corporate actions like dividends, changing the effective conversion price.
Ticker impact
Supernus revised the conversion rate on its 0.625% Convertible Senior Notes due 2031 from 24.0033 to 30.9355 shares per $1,000 after a special dividend.
Likely modest support for SUPN as the market prices in more favorable conversion economics, offset by the explicit note that no conversions occurred.
The article discloses a specific conversion-rate adjustment tied to a special dividend, which can affect dilution/hedging expectations, but it provides no evidence of actual conversion demand.
Market effects
Limited spillover to biotech financing peers; this is a single-issuer convertible mechanics update.
No clear regional market linkage beyond US credit/equity convertible dynamics.
Primarily relevant to convertible bond desks and SUPN equity hedging, not global macro.
Counterpoint
Because the article states no bondholders converted, the conversion-rate change may have limited immediate equity impact and could be largely mechanical.
Key entities
- companySupernus, Inc.
Issuer of 0.625% Convertible Senior Notes due 2031; increased conversion rate after a special dividend.



