Jazz Pharmaceuticals Director Proposes Sale of $942K in Common Stock

Executive Summary

On August 31, 2026, Mary Elizabeth Henderson, a Director of Jazz Pharmaceuticals plc ($JAZZ), filed a Form 144 notice proposing the sale of 3,852 shares of common stock with an aggregate market value of approximately $941,968.00.

Key Transaction Details

• Filer: Mary Elizabeth Henderson
• Role: Director
• Shares Proposed for Sale: 3,852 shares
• Aggregate Market Value: $941,968.00 (~$244.54 per share)
• Shares Outstanding: 64,914,577
• Acquisition Origin: The shares were acquired on August 28, 2026, via restricted stock vesting as part of equity compensation.
• Broker: E*TRADE Financial Corporation
• Past 3-Month Activity: No other sales reported in the past three months.

Market Impact & Significance

The proposed sale represents less than 0.01% of the company's outstanding shares. Given that the transaction stems from standard equity compensation vesting and represents a modest dollar value relative to the company's total market capitalization, this transaction is assessed as having Low trading significance.