Permian Basin Royalty Trust (NY: PBT )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 29, 2006	6.501	6.541	6.477	6.501	287,493	-0.01(-0.19%)
Dec 28, 2006	6.541	6.574	6.485	6.513	214,569	+0.03(+0.50%)
Dec 27, 2006	6.473	6.566	6.452	6.481	278,099	-0.04(-0.62%)
Dec 26, 2006	6.473	6.586	6.464	6.521	408,126	+0.02(+0.25%)
Dec 22, 2006	6.412	6.513	6.412	6.505	278,099	+0.06(+0.88%)
Dec 21, 2006	6.432	6.533	6.392	6.448	365,113	-0.00(-0.06%)
Dec 20, 2006	6.473	6.493	6.444	6.452	363,136	-0.02(-0.25%)
Dec 19, 2006	6.404	6.509	6.392	6.468	388,350	+0.00(+0.00%)
Dec 18, 2006	6.493	6.529	6.420	6.468	498,354	-0.02(-0.37%)
Dec 15, 2006	6.493	6.545	6.468	6.493	460,532	-0.04(-0.62%)
Dec 14, 2006	6.642	6.642	6.521	6.533	333,966	-0.09(-1.34%)
Dec 13, 2006	6.598	6.622	6.553	6.622	263,762	+0.05(+0.74%)
Dec 12, 2006	6.553	6.574	6.521	6.574	409,609	+0.02(+0.25%)
Dec 11, 2006	6.618	6.618	6.533	6.557	341,629	-0.04(-0.63%)
Dec 08, 2006	6.671	6.687	6.392	6.599	327,292	-0.06(-0.84%)
Dec 07, 2006	6.655	6.659	6.578	6.655	303,808	+0.04(+0.61%)
Dec 06, 2006	6.687	6.691	6.614	6.614	481,050	-0.03(-0.43%)
Dec 05, 2006	6.683	6.699	6.582	6.642	419,745	-0.04(-0.55%)
Dec 04, 2006	6.715	6.748	6.614	6.679	266,728	+0.00(+0.06%)