255 hedge funds and large institutions have $5.18B invested in Gartner in 2013 Q3 according to their latest regulatory filings, with 36 funds opening new positions, 100 increasing their positions, 83 reducing their positions, and 23 closing their positions.

Holders
255
Holders Change
+10
Holders Change %
+4.08%
% of All Funds
8.27%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
36
Increased
100
Reduced
83
Closed
23
Calls
$54.8M
Puts
$44.7M
Net Calls
+$10.1M
Net Calls Change
+$10.5M
Name Market Value Shares Shares
Change
Shares
Change %
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$651M 10,847,926 -49,400 -0.5%
BAMCO Inc
2
BAMCO Inc
New York
$510M 8,497,572 +75,688 +0.9%
Morgan Stanley
3
Morgan Stanley
New York
$388M 6,473,911 +127,438 +2%
Vanguard Group
4
Vanguard Group
Pennsylvania
$335M 5,580,678 +57,941 +1%
Fidelity Investments
5
Fidelity Investments
Massachusetts
$247M 4,120,557 +219,740 +6%
William Blair & Company
6
William Blair & Company
Illinois
$160M 2,667,029 +1,183,080 +80%
BIT
7
BlackRock Institutional Trust
California
$159M 2,654,980 +31,191 +1%
JHIU
8
Janus Henderson Investors US
Colorado
$154M 2,562,193 -238,224 -9%
State Street
9
State Street
Massachusetts
$147M 2,441,803 -37,293 -2%
BFA
10
BlackRock Fund Advisors
California
$145M 2,410,110 -43,273 -2%
Jennison Associates
11
Jennison Associates
New York
$132M 2,206,716 -419,868 -16%
TCM
12
TimesSquare Capital Management
New York
$103M 1,724,000 -931,300 -35%
Polen Capital Management
13
Polen Capital Management
Florida
$96.6M 1,609,440 -88,444 -5%
ACM
14
Atlanta Capital Management
Georgia
$82.5M 1,375,253 +1,185 +0.1%
Artisan Partners
15
Artisan Partners
Wisconsin
$80M 1,333,193 +89,093 +7%
RA
16
Royce & Associates
New York
$78M 1,300,700 -431,100 -25%
Massachusetts Financial Services
17
Massachusetts Financial Services
Massachusetts
$67.1M 1,117,770 +235,140 +27%
Renaissance Technologies
18
Renaissance Technologies
New York
$62M 1,033,200 +19,700 +2%
Bank of New York Mellon
19
Bank of New York Mellon
New York
$57.7M 961,762 -47,124 -5%
GA
20
Geneva Advisors
Illinois
$56.1M 935,258 -293,090 -24%
Wellington Management Group
21
Wellington Management Group
Massachusetts
$56M 933,732 +89,697 +11%
Ameriprise
22
Ameriprise
Minnesota
$52.7M 877,793 +155,795 +22%
SO
23
STRS Ohio
Ohio
$52.5M 875,000 -125,000 -13%
MAMU
24
Marathon Asset Management (UK)
United Kingdom
$50.9M 848,101 -468,287 -36%
Norges Bank
25
Norges Bank
Norway
$46.6M 777,273