RX

D IMS HEALTH INC

7 superinvestors own RX

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

Investor	Fund	Weight	Shares	Value	Quarter	Activity
Chase Coleman	Tiger Global Management	0.76%	1,225,039	$25.8M	2009Q4	Reduced
William Von Mueffling	Cantillon Capital Management	0.38%	486,892	$9.2M	2008Q3	Held
Christopher Davis	Davis Selected Advisers	0.24%	4,504,900	$67.4M	2002Q3	Reduced
Ruane Cunniff	Sequoia Fund	0.01%	14,200	$354K	2001Q1	Reduced
Bill Nygren	Oakmark Select Fund – Harris Associates	0.01%	33,100	$695K	2008Q1	Added
Jensen Investment Management	Jensen Investment Management	0.00%	7,340	$113K	2009Q3	New
Dodge & Cox	Dodge & Cox	0.00%	15,753	$332K	2009Q4	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 RX 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.