[Form 4] HOLOGIC INC Insider Trading Activity

Rhea-AI Filing Summary

Hologic (HOLX) reported insider activity by its Chairman, President and CEO. On 11/04/2025, the executive acquired 83,589 shares of common stock designated as performance stock units, for which performance criteria have been satisfied but that remain subject to service-based vesting. Following the transaction, directly owned shares totaled 1,318,213. Indirect holdings were 1,146,829 shares through the MacMillan Family Trust.

The total includes 1,079,673 restricted/performance stock units whose settlement has been deferred under the company’s Deferred Equity Plan. Performance stock units settle one-for-one into common stock.

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^*

MACMILLAN STEPHEN P

(Last) (First) (Middle)

250 CAMPUS DRIVE

(Street)

MARLBOROUGH MA 01752

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
HOLOGIC INC [ HOLX ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman, President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
11/04/2025

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

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

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

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	11/04/2025		A		83,589(1)	A	(2)	1,318,213(3)	D
Common Stock								1,146,829	I	MacMillan Family Trust

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. Represents performance stock units as to which the performance criteria has been satisfied but which remain subject to service-based vesting requirements.

2. Performance stock units are settled in shares of common stock on a one-for-one basis.

3. Includes 1,079,673 restricted stock units/performance stock units, the settlement of which has been deferred pursuant to the Issuer's Deferred Equity Plan.

	/s/ Mark W. Irving, attorney-in-fact for Mr. MacMillan	11/06/2025
	** 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.

FAQ

What did HOLX's CEO report on Form 4?

On 11/04/2025, the CEO acquired 83,589 performance stock units of common stock, with performance criteria met and service-based vesting remaining.

How many HOLX shares does the CEO own directly after the transaction?

Direct beneficial ownership was 1,318,213 shares after the reported transaction.

What are the CEO’s indirect holdings of HOLX?

Indirect holdings were 1,146,829 shares through the MacMillan Family Trust.

How are the performance stock units settled at HOLX?

Performance stock units are settled in shares of common stock on a one-for-one basis.

What portion of the CEO’s HOLX equity is deferred?

Holdings include 1,079,673 restricted/performance stock units with settlement deferred under the Deferred Equity Plan.

What roles does the reporting person hold at HOLX?

Director and Officer, serving as Chairman, President and CEO.