Stephen P. Macmillan - 14 Nov 2025 Form 4 Insider Report for HOLOGIC INC (HOLX)

Role: Chairman, President and CEO, Director
Signature: /s/ Mark W. Irving, attorney-in-fact for Mr. MacMillan
Issuer symbol: HOLX
Transactions as of: 14 Nov 2025
Net transactions value: -$509,707
Form type: 4
Filing time: 18 Nov 2025, 16:33:19 UTC
Previous filing: 12 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
MACMILLAN STEPHEN P	Chairman, President and CEO, Director	250 CAMPUS DRIVE, MARLBOROUGH	/s/ Mark W. Irving, attorney-in-fact for Mr. MacMillan	18 Nov 2025	0001239351

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	HOLX	Common Stock	Tax liability	$509,707	-6,874	-0.48%	$74.15	1,423,837	14 Nov 2025	Direct	F1, F2
holding	HOLX	Common Stock						1,146,829	14 Nov 2025	MacMillan Family Trust

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Shares withheld for tax obligations in connection with the settlement of restricted stock units for which service-based vesting requirements have been satisfied.
F2	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.