NTRS

NORTHERN TRUST CORP

Superinvestors

Institutional investors holding NTRS

Investor	Fund	Weight	Shares	Value	Quarter
Valley Forge Capital Management	Valley Forge Capital Management	2.01%	175,480	$10.5M	2009Q1
Meridian / ArrowMark	Meridian Contrarian Fund	2.01%	68,000	$3.6M	2009Q4
Ariel Investments	Ariel Investments (Bobrinskoy & Rogers)	1.78%	1,141,118	$159.3M	2026Q1
Thomas Gayner	Markel Group	0.44%	130,000	$8.6M	2007Q3
David Katz	Matrix Asset Advisors	0.19%	12,385	$1.0M	2000Q4
Yacktman Asset Management	Yacktman Asset Management	0.02%	9,500	$1.3M	2026Q1
Ruane Cunniff	Sequoia Fund	0.01%	11,200	$729K	2000Q2
Mairs & Power	Mairs & Power Growth Fund	0.00%	2,400	$335K	2026Q1
Kenneth Fisher	Fisher Asset Management	0.00%	2,248	$314K	2026Q1
Christopher Davis	Davis Selected Advisers	0.00%	30,000	$1.4M	2003Q4
Bill Nygren	Oakmark Select Fund – Harris Associates	0.00%	2,652	$236K	2016Q4
Dodge & Cox	Dodge & Cox	0.00%	8,000	$401K	2012Q4

Congressional Activity

Congressional data coming soon

Insider Activity

23

Total trades

$3.8M

Volume

20

Buys

3

Sells

Last trade: Apr 28, 2026

Insider Tradeslast 90 days

Date	Insider	Type	Value
Apr 28, 2026	David W Fox Jr	Sell	$3.3M
Apr 28, 2026	David W Fox Jr	Sell	$2K

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.