Date Contract #Units $Volume Low High Last 04/21/97 AAPLe 51 11.4260 0.2000 0.2490 0.2000 04/21/97 IBMe 52 8.6030 0.1360 0.2400 0.2390 04/21/97 MSFTe 48 31.9640 0.5410 0.6900 0.5450 04/21/97 SP500e 64 2.6400 0.0400 0.1000 0.0410 04/22/97 AAPLe 51 9.2420 0.1510 0.1940 0.1940 04/22/97 IBMe 16 2.8750 0.1600 0.1860 0.1850 04/22/97 MSFTe 58 38.0180 0.6000 0.7000 0.6000 04/22/97 SP500e 9 0.4980 0.0410 0.0940 0.0550 04/23/97 AAPLe 149 23.3460 0.1500 0.1910 0.1690 04/23/97 IBMe 97 23.5570 0.1670 0.3310 0.3310 04/23/97 MSFTe 98 58.8040 0.5600 0.6750 0.6090 04/23/97 SP500e 73 3.6880 0.0500 0.0880 0.0500 04/24/97 AAPLe 218 28.2920 0.0500 0.1680 0.0520 04/24/97 IBMe 421 216.3170 0.3200 0.6000 0.5390 04/24/97 MSFTe 317 119.7880 0.3000 0.5000 0.4690 04/24/97 SP500e 233 10.3600 0.0150 0.0500 0.0480 04/25/97 AAPLe 62 5.3330 0.0520 0.0990 0.0990 04/25/97 IBMe 43 18.9620 0.4300 0.4500 0.4300 04/25/97 MSFTe 59 29.4710 0.4200 0.5520 0.5340 04/25/97 SP500e 60 2.3720 0.0160 0.0470 0.0470 04/26/97 AAPLe 25 1.3750 0.0550 0.0550 0.0550 04/26/97 IBMe 40 17.8000 0.4300 0.4600 0.4300 04/26/97 MSFTe 1 0.5290 0.5290 0.5290 0.5290 04/26/97 SP500e 17 0.2400 0.0120 0.0150 0.0120 04/27/97 AAPLe 0 0.0000 -1.0 -1.0 0.0550 04/27/97 IBMe 0 0.0000 -1.0 -1.0 0.4300 04/27/97 MSFTe 9 4.4310 0.4250 0.5280 0.5280 04/27/97 SP500e 0 0.0000 -1.0 -1.0 0.0120 04/28/97 AAPLe 68 4.2330 0.0620 0.0690 0.0690 04/28/97 IBMe 12 5.2860 0.4400 0.4420 0.4400 04/28/97 MSFTe 20 9.7800 0.4890 0.4890 0.4890 04/28/97 SP500e 71 0.9880 0.0100 0.0290 0.0290 04/29/97 AAPLe 111 6.8850 0.0620 0.0630 0.0620 04/29/97 IBMe 30 13.6200 0.4250 0.4940 0.4360 04/29/97 MSFTe 21 10.5050 0.5000 0.5050 0.5000 04/29/97 SP500e 30 0.1700 0.0050 0.0060 0.0050 04/30/97 AAPLe 162 9.1980 0.0200 0.0620 0.0200 04/30/97 IBMe 22 11.1100 0.5050 0.5050 0.5050 04/30/97 MSFTe 0 0.0000 -1.0 -1.0 0.5000 04/30/97 SP500e 75 0.8250 0.0110 0.0110 0.0110 05/01/97 AAPLe 1 0.0300 0.0300 0.0300 0.0300 05/01/97 IBMe 2 0.9300 0.4450 0.4850 0.4450 05/01/97 MSFTe 0 0.0000 -1.0 -1.0 0.5000 05/01/97 SP500e 0 0.0000 -1.0 -1.0 0.0110 05/02/97 AAPLe 3 0.1320 0.0440 0.0440 0.0440 05/02/97 IBMe 1 0.5100 0.5100 0.5100 0.5100 05/02/97 MSFTe 122 49.5380 0.4000 0.4890 0.4000 05/02/97 SP500e 12 0.3020 0.0200 0.0270 0.0270 05/03/97 AAPLe 50 1.2600 0.0250 0.0260 0.0250 05/03/97 IBMe 56 29.0690 0.4800 0.5600 0.4800 05/03/97 MSFTe 19 8.7090 0.4220 0.4990 0.4990 05/03/97 SP500e 0 0.0000 -1.0 -1.0 0.0270 05/04/97 AAPLe 0 0.0000 -1.0 -1.0 0.0250 05/04/97 IBMe 0 0.0000 -1.0 -1.0 0.4800 05/04/97 MSFTe 0 0.0000 -1.0 -1.0 0.4990 05/04/97 SP500e 0 0.0000 -1.0 -1.0 0.0270 05/05/97 AAPLe 21 0.5300 0.0250 0.0260 0.0250 05/05/97 IBMe 60 39.8070 0.5690 0.7000 0.6690 05/05/97 MSFTe 232 86.9620 0.3000 0.4010 0.4000 05/05/97 SP500e 27 0.7120 0.0110 0.0300 0.0300 05/06/97 AAPLe 54 1.2100 0.0110 0.0250 0.0110 05/06/97 IBMe 75 46.6210 0.6190 0.6290 0.6200 05/06/97 MSFTe 110 38.1500 0.3150 0.3500 0.3150 05/06/97 SP500e 12 0.1320 0.0110 0.0110 0.0110 05/07/97 AAPLe 5 0.0860 0.0110 0.0420 0.0110 05/07/97 IBMe 1 0.7770 0.7770 0.7770 0.7770 05/07/97 MSFTe 10 3.8990 0.3290 0.4000 0.4000 05/07/97 SP500e 4 0.0840 0.0200 0.0240 0.0200 05/08/97 AAPLe 37 0.3680 0.0030 0.0110 0.0100 05/08/97 IBMe 112 79.8380 0.6550 0.7880 0.7010 05/08/97 MSFTe 244 61.6600 0.2500 0.4100 0.2600 05/08/97 SP500e 32 0.6460 0.0200 0.0230 0.0200 05/09/97 AAPLe 0 0.0000 -1.0 -1.0 0.0100 05/09/97 IBMe 144 113.8950 0.7740 0.8250 0.8250 05/09/97 MSFTe 101 23.2350 0.2300 0.2350 0.2300 05/09/97 SP500e 100 2.1000 0.0210 0.0210 0.0210 05/10/97 AAPLe 0 0.0000 -1.0 -1.0 0.0100 05/10/97 IBMe 72 57.5040 0.7750 0.7990 0.7990 05/10/97 MSFTe 0 0.0000 -1.0 -1.0 0.2300 05/10/97 SP500e 0 0.0000 -1.0 -1.0 0.0210 05/11/97 AAPLe 0 0.0000 -1.0 -1.0 0.0100 05/11/97 IBMe 0 0.0000 -1.0 -1.0 0.7990 05/11/97 MSFTe 0 0.0000 -1.0 -1.0 0.2300 05/11/97 SP500e 1 0.0140 0.0140 0.0140 0.0140 05/12/97 AAPLe 0 0.0000 -1.0 -1.0 0.0100 05/12/97 IBMe 2 1.2000 0.6000 0.6000 0.6000 05/12/97 MSFTe 175 13.9700 0.0530 0.0910 0.0530 05/12/97 SP500e 0 0.0000 -1.0 -1.0 0.0140 05/13/97 AAPLe 50 0.5500 0.0110 0.0110 0.0110 05/13/97 IBMe 1 0.9000 0.9000 0.9000 0.9000 05/13/97 MSFTe 0 0.0000 -1.0 -1.0 0.0530 05/13/97 SP500e 0 0.0000 -1.0 -1.0 0.0140 05/14/97 AAPLe 40 0.4000 0.0100 0.0100 0.0100 05/14/97 IBMe 3 2.9640 0.9880 0.9880 0.9880 05/14/97 MSFTe 180 9.0000 0.0500 0.0500 0.0500 05/14/97 SP500e 10 0.0950 0.0090 0.0100 0.0100 05/15/97 AAPLe 41 0.0410 0.0010 0.0010 0.0010 05/15/97 IBMe 0 0.0000 -1.0 -1.0 0.9880 05/15/97 MSFTe 52 1.5600 0.0300 0.0300 0.0300 05/15/97 SP500e 0 0.0000 -1.0 -1.0 0.0100 05/16/97 AAPLe 0 0.0000 -1.0 -1.0 0.0010 05/16/97 IBMe 0 0.0000 -1.0 -1.0 0.9880 05/16/97 MSFTe 161 0.1610 0.0010 0.0010 0.0010 05/16/97 SP500e 0 0.0000 -1.0 -1.0 0.0100 05/17/97 AAPLe 0 0.0000 -1.0 -1.0 0.0010 05/17/97 IBMe 0 0.0000 -1.0 -1.0 0.9880 05/17/97 MSFTe 0 0.0000 -1.0 -1.0 0.0010 05/17/97 SP500e 0 0.0000 -1.0 -1.0 0.0100 05/18/97 AAPLe 0 0.0000 -1.0 -1.0 0.0010 05/18/97 IBMe 0 0.0000 -1.0 -1.0 0.9880 05/18/97 MSFTe 0 0.0000 -1.0 -1.0 0.0010 05/18/97 SP500e 0 0.0000 -1.0 -1.0 0.0100