HOLOGIC INC — Director's Dealing 2017

May 2, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HOLOGIC INC (HOLX)
CIK: 0000859737
Period of Report: 2017-04-28

Reporting Person: CRAWFORD SALLY (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-04-28	Common Stock	M	8325	$18.82	Acquired	151692	Direct
2017-04-28	Common Stock	S	8325	$45.00	Disposed	143367	Direct
2017-04-28	Common Stock	M	16769	$32.815	Acquired	160136	Direct
2017-04-28	Common Stock	S	16769	$45.00	Disposed	143367	Direct
2017-05-01	Common Stock	M	4449	$18.82	Acquired	147816	Direct
2017-05-01	Common Stock	M	3231	$32.815	Acquired	151047	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-04-28	Non-qualified Stock Option (Right to Buy)	$18.82	M	8325	Disposed	2018-01-01	Common Stock (8325)	Direct
2017-04-28	Non-qualified Stock Option (Right to Buy)	$32.815	M	16769	Disposed	2017-10-22	Common Stock (16769)	Direct
2017-05-01	Non-qualified Stock Option (Right to Buy)	$18.82	M	4449	Disposed	2018-01-01	Common Stock (4449)	Direct
2017-05-01	Non-qualified Stock Option (Right to Buy)	$32.815	M	3231	Disposed	2017-10-22	Common Stock (3231)	Direct

Footnotes

F1: Transaction pursuant to an existing Rule 10b5-1 trading plan.

F2: The option became fully vested on 1/1/2012.

F3: This option became fully vested on 1/1/2008.