top 20 shareholders

Hi all
Can anyone explain to me why some entities appear twice in the TOP 20 shareholders list for QRN

eg HBSC, MERRIL LYNCH,

I'm sure its something obvious but would appreciate an answer!


1.
MR ANDREW FRASER, TREASURER AND MINISTER FOR EMPLOYMENT AND ECONOMIC DEVELOPMENT OF THE STATE OF QUEENSLAND
33.67%
821,436,735
2.
HSBC CUSTODY NOMINEES (AUSTRALIA) LIMITED
14.94%
364,605,616
3.
CITICORP NOMINEES PTY LIMITED
6.38%
155,629,166
4.
HSBC CUSTODY NOMINEES (AUSTRALIA) LIMITED
5.69%
138,724,941
5.
NATIONAL NOMINEES LIMITED
4.85%
118,323,132
6.
J P MORGAN NOMINEES AUSTRALIA LIMITED
2.34%
57,143,041
7.
MERRILL LYNCH (AUSTRALIA) NOMINEES PTY LIMITED
1.58%
38,614,171
8.
JP MORGAN NOMINEES AUSTRALIA LIMITED
1.47%
35,875,284
9.
COGENT NOMINEES PTY LIMITED
0.98%
23,900,079
10.
WARBONT NOMINEES PTY LTD
0.81%
19,861,799
11.
MORGAN STANLEY AUSTRALIA SECURITIES (NOMINEE) PTY LIMITED
0.77%
18,760,079
12.
UBS NOMINEES PTY LTD
0.63%
15,265,340
13.
UBS WEALTH MANAGEMENT AUSTRALIA NOMINEES PTY LTD
0.62%
15,223,385
14.
MERRILL LYNCH (AUSTRALIA) NOMINEES PTY LIMITED
0.62%
15,083,489
15.
PAN AUSTRALIAN NOMINEES PTY LIMITED
0.62%
15,041,843
16.
HSBC CUSTODY NOMINEES (AUSTRALIA) LIMITED
0.53%
13,001,291
17.
UBS NOMINEES PTY LTD
0.44%
10,827,530
18.
CS FOURTH NOMINEES PTY LTD C/- CS EQUITIES (AUST) LTD
0.44%
10,656,862
19.
WOODROSS NOMINEES PTY LTD
0.43%
10,500,000
20.
FLEET NOMINEES PTY LIMITED
0.41%
10,011,000