Thank you @DavidW for your insight. I looked up the Top 5...

Thank you @DavidW for your insight. I looked up the Top 5 shareholders for our big 4 banks. This is what I found.

TOP 5 SHAREHOLDERS OF AUSTRALIA.pdf

TOP5 SHAREHOLDERS OF AUSTRALIA’S BIG 4 BANKS

	CBA
1	Name	Shares	Capital
2	HSBC Custody Nominees	378,954,475	22.27%
3	J P Morgan Nominees Australia Limited	242,237,957	14.24%
4	Citicorp Nominees Pty Limited	102,282,340	6.01%
5	BNP Paribas Noms Pty Ltd	53,441,540	3.14%
6	National Nominees Limited	40,051,338	2.35%
7
8	NAB
9	Name	Shares	Capital
10	HSBC Custody Nominees (Australia) Limited	784,355,688	23.90%
11	J P Morgan Nominees Australia Pty Limited	496,630,362	15.13%
12	Citicorp Nominees Pty Limited	272,306,042	8.30%
13	National Nominees Limited	122,060,970	3.72%
14	BNP Paribas Nominees Pty Ltd <Agency Lending DRP A/C>	73,544,878	2.24%
15
16	WESTPAC
17	Name	Shares	Capital
18	HSBC Custody Nominees (Australia) Limited	832,515,440	22.69%
19	J P Morgan Nominees Australia Pty Limited	535,476,465	14.60%
20	Citicorp Nominees Pty Limited	243,347,363	6.63%
21	National Nominees Limited	111,965,892	3.05%
22	BNP Paribas Nominees Pty Ltd (Agency Lending Drp A/C)	65,358,435	1.78%
23
24	ANZ
25	Name	Shares	Capital
26	HSBC Custody Nominees (Australia) Limited	732,183,388	25.94%
27	J P Morgan Nominees Australia Pty Limited	437,803,033	15.51%
28	Citicorp Nominees Pty Limited	210,892,503	7.47%
29	National Nominees Limited	85,004,301	3.01%
30	BNP Paribas Nominees Pty Ltd <Agency Lending DRP A/C>	42,765,637	1.51%