[Form 4] HALOZYME THERAPEUTICS, INC. Insider Trading Activity

Rhea-AI Filing Summary

HALOZYME THERAPEUTICS, INC. director Bernadette Connaughton received equity compensation awards on May 5, 2026. She was granted 6,796 restricted stock units (RSUs), each representing one share of common stock, and a stock option for 6,040 shares at an exercise price of $65.87 per share.

Both the RSU grant and the option grant will vest in full on the earlier of May 5, 2027 or the date of the company’s next annual meeting of stockholders. Following the RSU award, Connaughton directly holds 45,294 shares of common stock.

Insights

Equity Compensation Analyst

Routine director equity grants with time-based vesting and added option exposure.

The filing shows routine compensation for a director of HALOZYME THERAPEUTICS, INC.. Bernadette Connaughton received 6,796 RSUs and options for 6,040 shares at an exercise price of $65.87, all tied to continued board service.

These awards align the director’s interests with shareholders by increasing her equity exposure, but they do not involve open-market buying or selling. The RSUs and options vest in full on the earlier of May 5, 2027 or the next annual meeting of stockholders, making this a standard, time-based incentive structure.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Connaughton Bernadette

Role null

Type	Security	Shares	Price	Value
Grant/Award	Option to Purchase Common Stock	6,040	$0.00	--
Grant/Award	Common Stock	6,796	$0.00	--

Holdings After Transaction: Option to Purchase Common Stock — 6,040 shares (Direct, null); Common Stock — 45,294 shares (Direct, null)

Footnotes (1)

1. Represents annual restricted stock unit ("RSU") grant under the Issuer's director compensation program. Each RSU represents the right to receive one share of common stock of the Issuer. This grant will vest in full on the earlier of (i) May 5, 2027 and (ii) the date of the Issuer's next annual meeting of stockholders. Represents annual stock option grant under the Issuer's director compensation program. This grant will vest in full on the earlier of (i) May 5, 2027 and (ii) the date of the Issuer's next annual meeting of stockholders.

Form 4 Insider Transactions: What Each Field Means →

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^*

Connaughton Bernadette

(Last) (First) (Middle)

C/O HALOZYME THERAPEUTICS, INC.

12390 EL CAMINO REAL

(Street)

SAN DIEGO CALIFORNIA 92130

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
HALOZYME THERAPEUTICS, INC. [ HALO ]

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)
05/05/2026

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
Common Stock	05/05/2026		A		6,796(1)	A	$0	45,294	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
Option to Purchase Common Stock	$65.87	05/05/2026		A		6,040		(2)	05/05/2036	Common Stock	6,040	$0	6,040	D

Explanation of Responses:

1. Represents annual restricted stock unit ("RSU") grant under the Issuer's director compensation program. Each RSU represents the right to receive one share of common stock of the Issuer. This grant will vest in full on the earlier of (i) May 5, 2027 and (ii) the date of the Issuer's next annual meeting of stockholders.

2. Represents annual stock option grant under the Issuer's director compensation program. This grant will vest in full on the earlier of (i) May 5, 2027 and (ii) the date of the Issuer's next annual meeting of stockholders.

Remarks:

	/s/ James R. Oehler, Attorney-in-Fact	05/07/2026
	** 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)