#1 FILER

( 502 fillings in this category )

JOHNSON & JOHNSON

660 White Plains Road, Suite 250
Tarrytown NY 10591

#2 FILER

( 409 fillings in this category )

Novartis AG

CH 4002
Basel 4002

#3 FILER

( 397 fillings in this category )

UHS OF DELAWARE, INC.

367 S. Gulph Road
King of Prussia PA 19406

#4 FILER

( 295 fillings in this category )

PFIZER INC.

235 East 42nd Street
New York NY 100175755

#5 FILER

( 288 fillings in this category )

UNITEDHEALTH GROUP INCORPORATED

9900 Bren Road East, MN008-T202
Minnetonka MN 55343

#6 FILER

( 214 fillings in this category )

American Specialty Health Incorporated

10221 Wateridge Circle, Mail Stop A1-1
10221 Wateridge Circle
San Diego CA 92121

#7 FILER

( 178 fillings in this category )

Centene Corporation

7700 Forsyth Boulevard
St. Louis MO 63015

#8 FILER

( 152 fillings in this category )

HUMANA INC.

500 West Main Street
Louisville KY 40291

#9 FILER

( 133 fillings in this category )

Abbott Laboratories

100 Abbott Park Road
Abbott Park IL 60064

#10 FILER

( 113 fillings in this category )

CIGNA INTELLECTUAL PROPERTY, INC.

300 Bellevue Parkway
Wilmington PA 19192

#11 FILER

( 111 fillings in this category )

Laboratory Corporation of America Holdings

531 South Spring Street
Burlington NC 27215

#12 FILER

( 107 fillings in this category )

Eli Lilly and Company

Lilly Corporate Center
City of Indianapolis IN 46285

#13 FILER

( 97 fillings in this category )

BowTie, Inc.

2030 Main St., Ste. 1400
Irvine CA 92614

#14 FILER

( 95 fillings in this category )

Milux Holding S.A.

12 Rue Guillaume Schneider
Luxembourg L-2522

#15 FILER

( 92 fillings in this category )

SANOFI

54 rue La Bo├ętie
Paris 75008

#16 FILER

( 90 fillings in this category )

C/HCA, Inc.

One Park Plaza
Nashville TN 37023

#17 FILER

( 82 fillings in this category )

Celgene Corporation

86 Morris Avenue
Summit, NJ 17901
DE 17901

#18 FILER

( 79 fillings in this category )

GLAXO GROUP LIMITED

980 Great West Road
Brentford, Middlesex TW89GS