SLARK MARTIN P

Director at Hub Group, Inc. · on record since Jan 4, 2006
Director at MOLEX INC · on record since Apr 24, 2006
Director at NORTHERN TRUST CORP · on record since Apr 2, 2026
Vice Chairman and C.E.O. at MOLEX INC · on record since Aug 30, 2005

Insider trading activity of SLARK MARTIN P

Transactions on record: 518; since Jul 29, 2003

Open-market buys: 1; $348.8K

Open-market sells: 193; $15.4M

Companies traded: 3; last filing Oct 2, 2026

Figures computed from official regulatory filings — .

Companies where SLARK MARTIN P has traded

NORTHERN TRUST CORP58 tx · $182K · Oct 2, 2026
Hub Group, Inc.57 tx · $3.6M · Jan 7, 2026
MOLEX INC403 tx · $229.5M · Dec 11, 2013

Track record of SLARK MARTIN P

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of SLARK MARTIN P

Co-insiders of SLARK MARTIN P

KREHBIEL FREDERICK AMOLEX INC +1
Alexander Brian DanielHub Group, Inc.
Allnutt Lauren ENORTHERN TRUST CORP
Bansal DhruvHub Group, Inc.
BARRAT SHERRY SNORTHERN TRUST CORP
BECK DOUGLAS G.Hub Group, Inc.
Bellows CliveNORTHERN TRUST CORP
Beth KevinHub Group, Inc.
BIRCK MICHAEL JMOLEX INC
Blake Aileen BNORTHERN TRUST CORP
Bond JohnNORTHERN TRUST CORP
Boosalis Mary HHub Group, Inc.
Bowman BiffNORTHERN TRUST CORP
Braun Eric AnthonyHub Group, Inc.
Brock Graham CharlesMOLEX INC

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Src
NORTHERN TRUST CORPListing on record	Oct 2, 2026	Award	70.65	169.20 USD	$12K	SEC
NORTHERN TRUST CORPListing on record	Jul 2, 2026	Award	61.6	175.60 USD	$10.8K	SEC
NORTHERN TRUST CORPListing on record	Apr 23, 2026	Award	34.89	171.74 USD	$6K	SEC
NORTHERN TRUST CORPListing on record	Apr 23, 2026	Award	989	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Apr 2, 2026	Award	65.17	141.41 USD	$9.2K	SEC
Hub Group, Inc.Listing on record	Jan 7, 2026	Other	-1,695	42.75 USD	$72.5K	SEC
Hub Group, Inc.Listing on record	Jan 7, 2026	Award	4,679	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Jan 5, 2026	Award	67.08	136.59 USD	$9.2K	SEC
NORTHERN TRUST CORPListing on record	Oct 2, 2025	Award	69.41	131.20 USD	$9.1K	SEC
NORTHERN TRUST CORPListing on record	Jul 2, 2025	Award	66.32	127.99 USD	$8.5K	SEC
NORTHERN TRUST CORPListing on record	Apr 24, 2025	Award	1,902	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Apr 24, 2025	Award	71.69	97.95 USD	$7K	SEC
NORTHERN TRUST CORPListing on record	Apr 24, 2025	Award	61.17	89.36 USD	$5.5K	SEC
Hub Group, Inc.Listing on record	Jan 7, 2025	Other	-1,592	44.17 USD	$70.3K	SEC
Hub Group, Inc.Listing on record	Jan 7, 2025	Award	4,528	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Jan 3, 2025	Award	68	102.50 USD	$7K	SEC
NORTHERN TRUST CORPListing on record	Oct 2, 2024	Award	77.9	88.72 USD	$6.9K	SEC
NORTHERN TRUST CORPListing on record	Jul 2, 2024	Award	81.72	83.83 USD	$6.9K	SEC
NORTHERN TRUST CORPListing on record	Apr 18, 2024	Award	69.95	79.56 USD	$5.6K	SEC
NORTHERN TRUST CORPListing on record	Apr 18, 2024	Award	1,822	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Apr 2, 2024	Award	60.62	88.44 USD	$5.4K	SEC
Hub Group, Inc.Listing on record	Jan 4, 2024	Other	-932	91.23 USD	$85K	SEC
Hub Group, Inc.Listing on record	Jan 4, 2024	Award	2,193	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Jan 3, 2024	Award	62.98	84.38 USD	$5.3K	SEC
NORTHERN TRUST CORPListing on record	Oct 3, 2023	Award	75.68	69.48 USD	$5.3K	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
NORTHERN TRUST CORPListing on record	Oct 2, 2026	Award	70.65	169.20 USD	$12K	SEC
NORTHERN TRUST CORPListing on record	Jul 2, 2026	Award	61.6	175.60 USD	$10.8K	SEC
NORTHERN TRUST CORPListing on record	Apr 23, 2026	Award	34.89	171.74 USD	$6K	SEC
NORTHERN TRUST CORPListing on record	Apr 23, 2026	Award	989	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Apr 2, 2026	Award	65.17	141.41 USD	$9.2K	SEC
Hub Group, Inc.Listing on record	Jan 7, 2026	Other	-1,695	42.75 USD	$72.5K	SEC
Hub Group, Inc.Listing on record	Jan 7, 2026	Award	4,679	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Jan 5, 2026	Award	67.08	136.59 USD	$9.2K	SEC
NORTHERN TRUST CORPListing on record	Oct 2, 2025	Award	69.41	131.20 USD	$9.1K	SEC
NORTHERN TRUST CORPListing on record	Jul 2, 2025	Award	66.32	127.99 USD	$8.5K	SEC
NORTHERN TRUST CORPListing on record	Apr 24, 2025	Award	1,902	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Apr 24, 2025	Award	71.69	97.95 USD	$7K	SEC
NORTHERN TRUST CORPListing on record	Apr 24, 2025	Award	61.17	89.36 USD	$5.5K	SEC
Hub Group, Inc.Listing on record	Jan 7, 2025	Other	-1,592	44.17 USD	$70.3K	SEC
Hub Group, Inc.Listing on record	Jan 7, 2025	Award	4,528	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Jan 3, 2025	Award	68	102.50 USD	$7K	SEC
NORTHERN TRUST CORPListing on record	Oct 2, 2024	Award	77.9	88.72 USD	$6.9K	SEC
NORTHERN TRUST CORPListing on record	Jul 2, 2024	Award	81.72	83.83 USD	$6.9K	SEC
NORTHERN TRUST CORPListing on record	Apr 18, 2024	Award	69.95	79.56 USD	$5.6K	SEC
NORTHERN TRUST CORPListing on record	Apr 18, 2024	Award	1,822	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Apr 2, 2024	Award	60.62	88.44 USD	$5.4K	SEC
Hub Group, Inc.Listing on record	Jan 4, 2024	Other	-932	91.23 USD	$85K	SEC
Hub Group, Inc.Listing on record	Jan 4, 2024	Award	2,193	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NORTHERN TRUST CORPListing on record	Jan 3, 2024	Award	62.98	84.38 USD	$5.3K	SEC
NORTHERN TRUST CORPListing on record	Oct 3, 2023	Award	75.68	69.48 USD	$5.3K	SEC