MSFT

MICROSOFT CORP

48 superinvestors own MSFT

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

Investor	Fund	Weight	Shares	Value	Quarter	Activity
AltaRock Partners	AltaRock Partners	16.75%	1,867,537	$691.3M	2026Q1	Reduced
Bill Ackman	Pershing Square Capital Management	15.26%	5,654,078	$2.1B	2026Q1	New
Triple Frond Partners	Triple Frond Partners	13.55%	352,504	$130K	2026Q1	Held
Bill & Melinda Gates Foundation	Bill & Melinda Gates Foundation Trust	10.52%	7,691,207	$3.7B	2025Q4	Reduced
John Armitage	Egerton Capital	9.19%	1,748,656	$845.7M	2025Q4	Reduced
Jensen Investment Management	Jensen Investment Management	8.55%	1,171,009	$433.5M	2026Q1	Reduced
Mairs & Power	Mairs & Power Growth Fund	7.35%	1,942,391	$719.0M	2026Q1	Added
Polen Capital Management	Polen Capital Management	7.29%	2,845,888	$1.1B	2026Q1	Reduced
Daniel Loeb	Third Point	6.15%	925,000	$447.3M	2025Q4	Reduced
David Katz	Matrix Asset Advisors	5.82%	171,359	$63.4M	2026Q1	Added
David Rolfe	Wedgewood Partners	5.65%	73,919	$27.4M	2026Q1	Reduced
AKO Capital	AKO Capital	5.33%	735,214	$272K	2026Q1	Reduced
Josh Tarasoff	Greenlea Lane Capital	5.14%	39,350	$16.9M	2024Q3	Reduced
Yacktman Asset Management	Yacktman Asset Management	4.90%	992,916	$367.5M	2026Q1	Added
Stephen Mandel	Lone Pine Capital	4.39%	1,234,125	$596.8M	2025Q4	Added
Wallace Weitz	Weitz Investment Management	4.38%	169,450	$62.7M	2026Q1	Added
Torray Funds	Torray Investment Partners	4.22%	77,732	$28.8M	2026Q1	Added
Chase Coleman	Tiger Global Management	4.05%	2,500,000	$925.4M	2026Q1	Reduced
Kenneth Fisher	Fisher Asset Management	3.26%	25,941,594	$9.6B	2026Q1	Added
Lee Ainslie	Maverick Capital	3.10%	725,649	$268.6M	2026Q1	Reduced
Hillman Capital Management	Hillman Value Fund	2.78%	10,828	$4.0M	2026Q1	Added
William Von Mueffling	Cantillon Capital Management	2.74%	1,112,265	$411.7M	2026Q1	Reduced
David Einhorn	Greenlight Capital	2.65%	6,079,544	$173.9M	2013Q1	Reduced
Robert Vinall	RV Capital GmbH	2.46%	25,220	$9.4M	2026Q1	Added
Dodge & Cox	Dodge & Cox	2.43%	11,959,935	$4.4B	2026Q1	Added
Viking Global Investors	Viking Global Investors	2.39%	2,309,446	$854.9M	2026Q1	Reduced
Chris Hohn	TCI Fund Management	2.24%	2,728,412	$1.0B	2026Q1	Reduced
Duan Yongping	H&H International Investment	1.88%	1,016,000	$376.1M	2026Q1	Added
Valley Forge Capital Management	Valley Forge Capital Management	1.72%	234,430	$5.4M	2010Q2	New
Bill Miller	Miller Value Partners	1.38%	745,975	$34.6M	2014Q3	Added
Robert Olstein	Olstein Capital Management	1.35%	16,700	$6K	2026Q1	Added
David Tepper	Appaloosa Management	0.70%	1,400,000	$48.3M	2013Q2	Reduced
First Eagle Investment Management	First Eagle Investment Management	0.65%	1,325,098	$490.5M	2026Q1	Added
Ariel Investments	Ariel Investments (Bobrinskoy & Rogers)	0.26%	62,192	$23.0M	2026Q1	Reduced
Kahn Brothers Group	Kahn Brothers Group	0.14%	2,092	$774K	2026Q1	Reduced
Christopher Davis	Davis Selected Advisers	0.13%	78,489	$29.1M	2026Q1	Added
Francois Rochon	Giverny Capital	0.03%	1,910	$707K	2026Q1	Added
Meridian / ArrowMark	Meridian Contrarian Fund	0.02%	1,835	$679K	2026Q1	Added
Thomas Russo	Gardner Russo & Quinn	0.02%	3,544	$1.3M	2026Q1	Reduced
Glenn Greenberg	Brave Warrior Advisors	0.02%	2,025	$750K	2026Q1	Added
Tweedy Browne Co.	Tweedy Browne Value Fund	0.01%	8,000	$214K	2008Q3	New
Thomas Gayner	Markel Group	0.01%	9,590	$283K	2007Q3	New
Greenhaven Associates	Greenhaven Associates	0.01%	7,170	$333K	2014Q4	Reduced
Mason Hawkins	Longleaf Partners – Southeastern Asset Management	0.01%	51,295	$1.4M	2012Q4	New
Ruane Cunniff	Sequoia Fund	0.01%	15,100	$994K	2017Q1	Reduced
Richard Pzena	Pzena Investment Management	0.00%	762	$282K	2026Q1	New
Sarah Ketterer	Causeway Capital Management	0.00%	772	$286K	2026Q1	Reduced
Bill Nygren	Oakmark Select Fund – Harris Associates	0.00%	6,757	$2.5M	2026Q1	Reduced

Recent insider activity — MSFT

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.

Congressional trades — MSFT

STOCK Act disclosures · last 12 months

Congressional trade data coming soon.

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

Learn more

What Is SEC Form 4?

Understand the insider trade filings behind MSFT 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.