GM

GENERAL MTRS CO

10 superinvestors own GM

Based on latest 13F filings — data is 45–90 days delayed

Investor	Fund	Weight	Shares	Value	Quarter	Activity
David Tepper	Appaloosa Management	8.54%	12,585,294	$428.0M	2015Q4	Reduced
Harry Burn	Sound Shore	2.76%	1,066,395	$86.7M	2025Q4	Reduced
Donald Smith & Co	Donald Smith & Co	2.59%	1,702,430	$138.4M	2025Q4	Reduced
Samantha McLemore	Patient Capital Management	2.42%	771,647	$62.8M	2025Q4	Reduced
Bill Nygren	Oakmark Select Fund – Harris Associates	1.79%	17,407,745	$1.4B	2025Q4	Reduced
Prem Watsa	Fairfax Financial Holdings	1.47%	375,965	$30.6M	2025Q4	New
Viking Global Investors	Viking Global Investors	1.47%	6,806,095	$553.5M	2025Q4	Reduced
Robert Olstein	Olstein Capital Management	0.80%	48,000	$4K	2025Q4	New
Tweedy Browne Co.	Tweedy Browne Value Fund	0.17%	25,695	$2.1M	2025Q4	Added
Kenneth Fisher	Fisher Asset Management	0.00%	112,938	$9.2M	2025Q4	Reduced

Open-market purchases (P) and sales (S) from SEC Form 4 filings · last 12 months

No open-market insider trades in the last 12 months.

Form 4 filings for option exercises and other transaction types are excluded.

STOCK Act disclosures · last 12 months

Congressional trade data coming soon.

We are sourcing STOCK Act disclosures and will display them here shortly.

What Is SEC Form 4?

Understand the insider trade filings behind GM activity.

What Is a 13F Filing?

How superinvestors disclose their quarterly holdings.

Insider Cluster Buying

Why multiple insiders buying together is a strong signal.

Superinvestor Consensus

The most widely held stocks across all tracked institutions.