ABT

ABBOTT LABORATORIES

Superinvestors

Institutional investors holding ABT

Investor	Fund	Weight	Shares	Value	Quarter
Jensen Investment Management	Jensen Investment Management	3.01%	1,486,036	$152.6M	2026Q1
Mason Hawkins	Longleaf Partners – Southeastern Asset Management	2.33%	8,977,941	$404.2M	2014Q4
Lee Ainslie	Maverick Capital	2.08%	1,758,160	$180.5M	2026Q1
Valley Forge Capital Management	Valley Forge Capital Management	1.01%	50,164	$2.4M	2010Q4
Mairs & Power	Mairs & Power Growth Fund	0.76%	721,778	$74.1M	2026Q1
William Von Mueffling	Cantillon Capital Management	0.52%	481,900	$23.5M	2006Q4
Viking Global Investors	Viking Global Investors	0.34%	143,000	$5.7M	2002Q4
Chuck Akre	Akre Capital Management	0.25%	12,100	$529K	2003Q2
David Tepper	Appaloosa Management	0.17%	36,133	$1.4M	2005Q4
First Eagle Investment Management	First Eagle Investment Management	0.14%	1,271,914	$53.8M	2016Q3
David Katz	Matrix Asset Advisors	0.04%	6,125	$235K	2016Q4
Torray Funds	Torray Investment Partners	0.03%	1,800	$226K	2025Q4
Kenneth Fisher	Fisher Asset Management	0.03%	752,105	$77.2M	2026Q1
Polen Capital Management	Polen Capital Management	0.01%	15,081	$1.5M	2026Q1
Thomas Gayner	Markel Group	0.01%	3,600	$201K	2007Q1
Thomas Russo	Gardner Russo & Quinn	0.01%	11,510	$1.2M	2026Q1
Ruane Cunniff	Sequoia Fund	0.00%	12,886	$628K	2006Q4
Christopher Davis	Davis Selected Advisers	0.00%	0	$3.8M	2008Q2
Bill Nygren	Oakmark Select Fund – Harris Associates	0.00%	2,046	$256K	2025Q4
Dodge & Cox	Dodge & Cox	0.00%	17,324	$1.8M	2026Q1

Congressional data coming soon

Total trades

$15.2M

Volume

Buys

Sells

Last trade: Apr 24, 2026

Date	Insider	Type	Value
Apr 24, 2026	Nita Ahuja	Buy	$927K
Apr 24, 2026	Nita Ahuja	Buy	–

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