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Saturday, November 28, 2009, 12:25PM ET - U.S. Markets Closed. Dow Down 1.48% Nasdaq Down 1.73%
Gen-Probe Inc. (GPRO)On Nov 27: 41.99  Down 0.34 (0.80%)  
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Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: 0%
% of Shares Held by Institutional & Mutual Fund Owners: 100%
% of Float Held by Institutional & Mutual Fund Owners: 100%
Number of Institutions Holding Shares: 236

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
NORDHOFF HENRY L121,72617-Nov-09
HULL CARL41,68817-Aug-09
KACIAN DANIEL L36,76419-Oct-09
BOWEN R WILLIAM26,67619-Oct-09
ROSENMAN HERM25,36319-Oct-09


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
MORGAN STANLEY4,731,8099.64$196,086,16430-Sep-09
Barclays Global Investors UK Holdings Ltd2,570,1685.24$106,507,76130-Sep-09
BAMCO INC.2,464,5415.02$102,130,57930-Sep-09
VANGUARD GROUP, INC. (THE)1,734,2973.53$71,869,26730-Sep-09
SECTORAL ASSET MANAGEMENT, INC.1,697,8283.46$70,357,99230-Sep-09
PARNASSUS INVESTMENTS1,640,0003.34$67,961,60030-Sep-09
Perkins Investment Management, LLC1,582,4373.22$65,576,18930-Sep-09
DSM CAPITAL PARTNERS1,534,3393.13$63,583,00830-Sep-09
OSTERWEIS CAPITAL MANAGEMENT, INC.1,439,0752.93$59,635,26830-Sep-09
ValueAct Holdings, L.P.1,280,6002.61$53,068,06430-Sep-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
JANUS PERKINS MID CAP VALUE FUND1,450,0002.95$60,088,00030-Sep-09
BARON GROWTH FUND1,175,0002.39$50,536,75030-Jun-09
MORGAN STANLEY INST FD TR-MID CAP GROWTH PORT1,031,0192.10$44,344,12730-Jun-09
CALAMOS GROWTH FUND800,0001.63$33,152,00030-Sep-09
BARON SMALL CAP FUND650,0001.32$27,956,50030-Jun-09
EATON VANCE WORLDWIDE HEALTH SCIENCES FD602,3001.23$24,959,31230-Sep-09
VANGUARD MID-CAP INDEX FUND550,7321.12$23,686,98330-Jun-09
VAN KAMPEN MID CAP GROWTH FUND538,4121.10$23,157,10030-Jun-09
ARTISAN MID-CAP FUND512,6701.04$22,049,93630-Jun-09
VANGUARD TOTAL STOCK MARKET INDEX FUND498,5901.02$21,444,35530-Jun-09

View Transactions for Insiders & Institutional Holders
* Value shown is computed using the security's price on the report date given.


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