Jazz Pharma director covers taxes with 1,706 shares

Jazz Pharmaceuticals plc (JAZZ) reported that director Jennifer E. Cook disposed of ordinary shares on August 31, 2026 to satisfy tax obligations from the vesting of previously granted restricted stock units.

Rhea-AI Filing Summary

Jazz Pharmaceuticals plc (JAZZ) reported that director Jennifer E. Cook disposed of ordinary shares on August 31, 2026 to satisfy tax obligations from the vesting of previously granted restricted stock units. A total of 1,706 ordinary shares were delivered or withheld for tax, in two transactions priced at $244.0643 and $241.39 per share, respectively. No Rule 10b5-1 trading plan is reported in connection with these transactions.

Insider Trade Summary

Tax Withholding: 1,706 shares

Tax Withholding 2 txns

Insider Cook Jennifer E.

Role Director

Type	Security	Shares	Price	Value
Tax Withholding	Ordinary Shares F1	14	$244.0643	$3K
Tax Withholding	Ordinary Shares F1	1,692	$241.39	$408K

Holdings After Transaction: Ordinary Shares — 10,736 shares (Direct)

Footnotes (1)

1. F1. Shares sold to satisfy tax obligations arising out of the vesting of previously granted restricted stock units.

Key Figures

Shares delivered/withheld for taxes (total): 1,706 shares First tax-withholding lot: 14 shares at $244.0643 per share Second tax-withholding lot: 1,692 shares at $241.39 per share +1 more

4 metrics

Shares delivered/withheld for taxes (total) 1,706 shares Ordinary shares used to satisfy tax obligations on August 31, 2026

First tax-withholding lot 14 shares at $244.0643 per share Ordinary share disposition on August 31, 2026 for tax obligations

Second tax-withholding lot 1,692 shares at $241.39 per share Ordinary share disposition on August 31, 2026 for tax obligations

Transactions for exercise price or tax liability 2 transactions, 1,706 shares Aggregate code F transactions reported in the Form 4

Key Terms

restricted stock units, tax obligations, Ordinary Shares

3 terms

restricted stock units financial

"arising out of the vesting of previously granted restricted stock units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax obligations financial

"Shares sold to satisfy tax obligations arising out of the vesting"

Ordinary Shares financial

"The security involved in each transaction is listed as Ordinary Shares"

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

FAQ

What did Jazz Pharmaceuticals (JAZZ) disclose about Jennifer E. Cook’s Form 4 transactions?

Jazz Pharmaceuticals disclosed that director Jennifer E. Cook had ordinary shares delivered or withheld on August 31, 2026 to pay tax obligations arising from the vesting of previously granted restricted stock units.

How many Jazz Pharmaceuticals (JAZZ) shares were used to cover Jennifer E. Cook’s tax obligations?

A total of 1,706 ordinary shares of Jazz Pharmaceuticals were delivered or withheld for tax purposes, consisting of 14 shares in one transaction and 1,692 shares in another, both dated August 31, 2026.

At what prices were the Jazz Pharmaceuticals (JAZZ) shares valued in Jennifer E. Cook’s tax-withholding transactions?

The tax-withholding dispositions were reported at per-share values of $244.0643 for 14 ordinary shares and $241.39 for 1,692 ordinary shares, both occurring on August 31, 2026.

Were Jennifer E. Cook’s Jazz Pharmaceuticals (JAZZ) Form 4 transactions made under a Rule 10b5-1 trading plan?

No. The filing indicates no Rule 10b5-1 trading plan applies to these transactions; the document-level trading plan checkbox is not marked as being made under such a plan.

What was the reason for the share dispositions reported for Jennifer E. Cook at Jazz Pharmaceuticals (JAZZ)?

According to the footnote, the ordinary shares were sold or withheld to satisfy tax obligations arising from the vesting of previously granted restricted stock units, rather than as discretionary open-market sales.

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Available on EDGAR 09/02/2026 - 05:21 PM Accepted by SEC EDGAR 09/02/2026 - 05:20 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Cook Jennifer E.

(Last) (First) (Middle)

5TH FL, WATERLOO EXCHANGE

WATERLOO RD

(Street)

DUBLIN 4

(City) (State) (Zip)

IRELAND

(Country)

2. Issuer Name and Ticker or Trading Symbol
Jazz Pharmaceuticals plc [ JAZZ ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/31/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares	08/31/2026		F(1)		14	D	$244.0643	12,428	D
Ordinary Shares	08/31/2026		F(1)		1,692	D	$241.39	10,736	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares sold to satisfy tax obligations arising out of the vesting of previously granted restricted stock units.

	By: /s/Paz Dizon, as attorney in fact For: Jennifer E. Cook	09/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)