There seems to be some discrepancies in historical data compared with other data sources. For example the VOO historical data for 2022-01-12T14:00:00Z has a high value of 473.0980 as shown in the last row below:
t o h l c v n vw
0 2022-01-11T09:00:00Z 428.5600 430.2200 428.5600 430.2200 2864 59 429.436425
1 2022-01-11T10:00:00Z 429.8900 429.9000 429.7900 429.7900 628 12 429.852452
2 2022-01-11T11:00:00Z 429.4800 429.4800 429.3500 429.4100 1937 31 429.415002
3 2022-01-11T12:00:00Z 429.2400 429.4100 428.8200 428.8200 6096 93 429.198405
4 2022-01-11T13:00:00Z 429.2796 429.4396 427.9600 427.9696 5714 203 428.378315
5 2022-01-11T14:00:00Z 427.8600 427.9400 424.7800 425.4900 1459194 24711 426.515237
6 2022-01-11T15:00:00Z 425.4600 427.4500 425.0800 426.0400 1246577 29593 426.269142
7 2022-01-11T16:00:00Z 426.0600 430.3000 425.9900 429.8200 1186194 22969 428.563202
8 2022-01-11T17:00:00Z 429.9100 430.2000 429.0300 430.1000 610597 13386 429.742129
9 2022-01-11T18:00:00Z 430.0000 430.7800 429.3300 430.6700 798752 12759 430.269929
10 2022-01-11T19:00:00Z 430.6800 431.5200 429.9800 431.1100 588721 11487 430.638620
11 2022-01-11T20:00:00Z 431.0900 431.9500 430.7800 431.8500 1156635 15008 431.487302
12 2022-01-11T21:00:00Z 431.8500 432.0200 431.7200 431.8000 147068 369 431.800275
13 2022-01-11T22:00:00Z 431.8500 431.9100 431.8100 431.9100 1068 21 431.876049
14 2022-01-11T23:00:00Z 431.9000 432.0000 431.7000 431.7000 3954 33 431.832936
15 2022-01-12T00:00:00Z 432.0400 432.2700 432.0400 432.0800 1005 10 432.117214
16 2022-01-12T09:00:00Z 431.4200 432.3000 431.4200 432.3000 851 19 431.961352
17 2022-01-12T10:00:00Z 432.3700 432.5000 432.0000 432.5000 434 10 432.311844
18 2022-01-12T12:00:00Z 432.0900 432.6000 431.9900 432.2500 3489 49 432.266174
19 2022-01-12T13:00:00Z 432.4100 434.1000 432.3000 434.0800 28895 407 433.361241
20 2022-01-12T14:00:00Z 433.9600 473.0980 432.9100 434.5000 2350893 20767 444.422775
What is the cause of this discrepancy?