HOSS SPX Opening

HOSS Messages

The Hybrid Opening System (HOSS) disseminates Expected Opening Price and Size Messages during the Pre-Open and Rotation States until series move into the OPEN State.

The messages that may be disseminated are:

Need More Buyers / Need More Sellers

The NEED MORE messages indicate that there is an imbalance in the market and more liquidity is needed.The Quantity field displays the additional quantity needed to successfully open the series, and the Price field shows the widest point that the series can open with the current BBO.


Opening Price

This message is sent in pre-open and rotation states when the system has calculated that a trade will occur under current conditions.

For any additional information or questions concerning the SPX HOSS process, please contact the Help Desk at 1-866-728-2263

The HOSS data has a time stamp of: 5/16/2012 8:30 AM..  To download the Opening as a CSV file Click Here.



Series Message Quantity Price State Legal Market
SPX Jun-16-12 200.00 PUT NO OPENING TRADE 0 0.00 Pre-Open true
SPX Jun-16-12 300.00 PUT NO OPENING TRADE 0 0.00 Pre-Open true
SPX Jun-16-12 400.00 PUT NO OPENING TRADE 0 0.00 Pre-Open true
SPX Jun-16-12 500.00 PUT NO OPENING TRADE 0 0.00 Pre-Open true
SPX Jun-16-12 550.00 PUT NO OPENING TRADE 0 0.00 Pre-Open true
SPX Jun-16-12 725.00 PUT OPENING PRICE 2150 0.05 Pre-Open true
SPX Jun-16-12 740.00 PUT OPENING PRICE 1771 0.05 Pre-Open true
SPX Jun-16-12 750.00 PUT OPENING PRICE 1609 0.05 Pre-Open true
SPX Jun-16-12 760.00 PUT OPENING PRICE 2067 0.05 Pre-Open true
SPX Jun-16-12 775.00 PUT OPENING PRICE 1133 0.05 Pre-Open true
SPX Jun-16-12 780.00 PUT OPENING PRICE 2331 0.05 Pre-Open true
SPX Jun-16-12 800.00 PUT OPENING PRICE 2692 0.05 Pre-Open true
SPX Jun-16-12 810.00 PUT OPENING PRICE 2759 0.05 Pre-Open true
SPX Jun-16-12 820.00 PUT OPENING PRICE 1926 0.05 Pre-Open true
SPX Jun-16-12 825.00 PUT OPENING PRICE 1476 0.05 Pre-Open true
SPX Jun-16-12 830.00 PUT OPENING PRICE 2208 0.05 Pre-Open true
SPX Jun-16-12 840.00 PUT OPENING PRICE 2710 0.05 Pre-Open true
SPX Jun-16-12 850.00 PUT OPENING PRICE 2109 0.05 Pre-Open true
SPX Jun-16-12 855.00 PUT OPENING PRICE 2028 0.05 Pre-Open true
SPX Jun-16-12 860.00 PUT OPENING PRICE 1985 0.05 Pre-Open true
SPX Jun-16-12 865.00 PUT OPENING PRICE 1963 0.05 Pre-Open true
SPX Jun-16-12 870.00 PUT OPENING PRICE 2230 0.10 Pre-Open true
SPX Jun-16-12 875.00 PUT OPENING PRICE 2206 0.10 Pre-Open true
SPX Jun-16-12 880.00 PUT OPENING PRICE 2182 0.10 Pre-Open true
SPX Jun-16-12 885.00 PUT OPENING PRICE 2155 0.10 Pre-Open true
SPX Jun-16-12 890.00 PUT OPENING PRICE 2130 0.10 Pre-Open true
SPX Jun-16-12 895.00 PUT OPENING PRICE 2106 0.10 Pre-Open true
SPX Jun-16-12 900.00 PUT OPENING PRICE 2511 0.10 Pre-Open true
SPX Jun-16-12 905.00 PUT OPENING PRICE 2181 0.10 Pre-Open true
SPX Jun-16-12 910.00 PUT OPENING PRICE 2157 0.10 Pre-Open true
SPX Jun-16-12 915.00 PUT OPENING PRICE 2132 0.10 Pre-Open true
SPX Jun-16-12 920.00 PUT OPENING PRICE 2110 0.10 Pre-Open true
SPX Jun-16-12 925.00 PUT OPENING PRICE 2301 0.10 Pre-Open true
SPX Jun-16-12 930.00 PUT OPENING PRICE 2315 0.15 Pre-Open true
SPX Jun-16-12 935.00 PUT OPENING PRICE 2293 0.15 Pre-Open true
SPX Jun-16-12 940.00 PUT OPENING PRICE 2271 0.15 Pre-Open true
SPX Jun-16-12 945.00 PUT OPENING PRICE 2320 0.15 Pre-Open true
SPX Jun-16-12 950.00 PUT OPENING PRICE 2365 0.20 Pre-Open true
SPX Jun-16-12 955.00 PUT OPENING PRICE 2208 0.20 Pre-Open true
SPX Jun-16-12 960.00 PUT OPENING PRICE 2055 0.20 Pre-Open true
SPX Jun-16-12 965.00 PUT OPENING PRICE 2035 0.20 Pre-Open true
SPX Jun-16-12 970.00 PUT OPENING PRICE 2015 0.20 Pre-Open true
SPX Jun-16-12 975.00 PUT OPENING PRICE 2258 0.25 Pre-Open true
SPX Jun-16-12 980.00 PUT OPENING PRICE 1974 0.25 Pre-Open true
SPX Jun-16-12 985.00 PUT OPENING PRICE 1954 0.25 Pre-Open true
SPX Jun-16-12 990.00 PUT OPENING PRICE 1936 0.30 Pre-Open true
SPX Jun-16-12 995.00 PUT OPENING PRICE 1916 0.30 Pre-Open true
SPX Jun-16-12 1000.00 PUT OPENING PRICE 2175 0.35 Pre-Open true
SPX Jun-16-12 1005.00 PUT OPENING PRICE 1908 0.40 Pre-Open true
SPX Jun-16-12 1010.00 PUT OPENING PRICE 1988 0.40 Pre-Open true
SPX Jun-16-12 1015.00 PUT OPENING PRICE 1872 0.45 Pre-Open true
SPX Jun-16-12 1020.00 PUT OPENING PRICE 1851 0.45 Pre-Open true
SPX Jun-16-12 1025.00 PUT OPENING PRICE 1832 0.45 Pre-Open true
SPX Jun-16-12 1030.00 PUT OPENING PRICE 1791 0.50 Pre-Open true
SPX Jun-16-12 1035.00 PUT OPENING PRICE 1774 0.55 Pre-Open true
SPX Jun-16-12 1040.00 PUT OPENING PRICE 1757 0.55 Pre-Open true
SPX Jun-16-12 1045.00 PUT OPENING PRICE 1742 0.60 Pre-Open true
SPX Jun-16-12 1050.00 PUT OPENING PRICE 1897 0.60 Pre-Open true
SPX Jun-16-12 1055.00 PUT OPENING PRICE 1731 0.65 Pre-Open true
SPX Jun-16-12 1060.00 PUT OPENING PRICE 1677 0.70 Pre-Open true
SPX Jun-16-12 1065.00 PUT OPENING PRICE 1659 0.75 Pre-Open true
SPX Jun-16-12 1070.00 PUT OPENING PRICE 1670 0.80 Pre-Open true
SPX Jun-16-12 1075.00 PUT OPENING PRICE 1833 0.80 Pre-Open true
SPX Jun-16-12 1080.00 PUT OPENING PRICE 1615 0.90 Pre-Open true
SPX Jun-16-12 1085.00 PUT OPENING PRICE 1637 0.95 Pre-Open true
SPX Jun-16-12 1090.00 PUT OPENING PRICE 1584 1.00 Pre-Open true
SPX Jun-16-12 1095.00 PUT OPENING PRICE 1549 1.05 Pre-Open true
SPX Jun-16-12 1100.00 PUT OPENING PRICE 1611 1.15 Pre-Open true
SPX Jun-16-12 1105.00 PUT OPENING PRICE 1522 1.20 Pre-Open true
SPX Jun-16-12 1110.00 PUT OPENING PRICE 1507 1.30 Pre-Open true
SPX Jun-16-12 1115.00 PUT OPENING PRICE 1514 1.40 Pre-Open true
SPX Jun-16-12 1120.00 PUT OPENING PRICE 1507 1.45 Pre-Open true
SPX Jun-16-12 1125.00 PUT OPENING PRICE 1484 1.60 Pre-Open true
SPX Jun-16-12 1130.00 PUT OPENING PRICE 1476 1.70 Pre-Open true
SPX Jun-16-12 1135.00 PUT OPENING PRICE 1442 1.80 Pre-Open true
SPX Jun-16-12 1140.00 PUT OPENING PRICE 1430 1.95 Pre-Open true
SPX Jun-16-12 1145.00 PUT OPENING PRICE 1417 2.05 Pre-Open true
SPX Jun-16-12 1150.00 PUT OPENING PRICE 1405 2.20 Pre-Open true
SPX Jun-16-12 1155.00 PUT OPENING PRICE 1418 2.35 Pre-Open true
SPX Jun-16-12 1160.00 PUT OPENING PRICE 1380 2.55 Pre-Open true
SPX Jun-16-12 1165.00 PUT OPENING PRICE 1389 2.70 Pre-Open true
SPX Jun-16-12 1170.00 PUT OPENING PRICE 1553 2.90 Pre-Open true
SPX Jun-16-12 1175.00 PUT OPENING PRICE 1366 3.10 Pre-Open true
SPX Jun-16-12 1180.00 PUT OPENING PRICE 1352 3.30 Pre-Open true
SPX Jun-16-12 1185.00 PUT OPENING PRICE 1338 3.60 Pre-Open true
SPX Jun-16-12 1190.00 PUT OPENING PRICE 1313 3.80 Pre-Open true
SPX Jun-16-12 1195.00 PUT OPENING PRICE 1319 4.10 Pre-Open true
SPX Jun-16-12 1200.00 PUT OPENING PRICE 1432 4.40 Pre-Open true
SPX Jun-16-12 1205.00 PUT OPENING PRICE 1280 4.70 Pre-Open true
SPX Jun-16-12 1210.00 PUT OPENING PRICE 1289 5.00 Pre-Open true
SPX Jun-16-12 1215.00 PUT OPENING PRICE 1279 5.40 Pre-Open true
SPX Jun-16-12 1220.00 PUT OPENING PRICE 1276 5.80 Pre-Open true
SPX Jun-16-12 1225.00 PUT OPENING PRICE 1384 6.20 Pre-Open true
SPX Jun-16-12 1230.00 PUT OPENING PRICE 1249 6.60 Pre-Open true
SPX Jun-16-12 1235.00 PUT OPENING PRICE 1318 7.10 Pre-Open true
SPX Jun-16-12 1240.00 PUT OPENING PRICE 1228 7.60 Pre-Open true
SPX Jun-16-12 1245.00 PUT OPENING PRICE 1212 8.30 Pre-Open true
SPX Jun-16-12 1250.00 PUT OPENING PRICE 1363 8.60 Pre-Open true
SPX Jun-16-12 1255.00 PUT OPENING PRICE 1192 9.50 Pre-Open true
SPX Jun-16-12 1260.00 PUT OPENING PRICE 1190 10.10 Pre-Open true
SPX Jun-16-12 1265.00 PUT OPENING PRICE 1174 11.00 Pre-Open true
SPX Jun-16-12 1270.00 PUT OPENING PRICE 1152 11.80 Pre-Open true
SPX Jun-16-12 1275.00 PUT OPENING PRICE 1162 12.60 Pre-Open true
SPX Jun-16-12 1280.00 PUT OPENING PRICE 1297 13.50 Pre-Open true
SPX Jun-16-12 1285.00 PUT OPENING PRICE 1126 14.60 Pre-Open true
SPX Jun-16-12 1290.00 PUT OPENING PRICE 1165 15.60 Pre-Open true
SPX Jun-16-12 1295.00 PUT OPENING PRICE 1120 16.90 Pre-Open true
SPX Jun-16-12 1300.00 PUT OPENING PRICE 1112 18.20 Pre-Open true
SPX Jun-16-12 1305.00 PUT OPENING PRICE 1246 19.20 Pre-Open true
SPX Jun-16-12 1310.00 PUT OPENING PRICE 1239 20.80 Pre-Open true
SPX Jun-16-12 1315.00 PUT OPENING PRICE 1074 22.50 Pre-Open true
SPX Jun-16-12 1320.00 PUT OPENING PRICE 1080 24.00 Pre-Open true
SPX Jun-16-12 1325.00 PUT OPENING PRICE 1328 25.50 Pre-Open true
SPX Jun-16-12 1330.00 CALL OPENING PRICE 93 32.30 Pre-Open true
SPX Jun-16-12 1330.00 PUT OPENING PRICE 1197 27.50 Pre-Open true
SPX Jun-16-12 1335.00 CALL OPENING PRICE 565 29.30 Pre-Open true
SPX Jun-16-12 1335.00 PUT OPENING PRICE 881 29.40 Pre-Open true
SPX Jun-16-12 1340.00 CALL OPENING PRICE 1184 26.30 Pre-Open true
SPX Jun-16-12 1340.00 PUT OPENING PRICE 89 32.40 Pre-Open true
SPX Jun-16-12 1345.00 CALL OPENING PRICE 1173 23.60 Pre-Open true
SPX Jun-16-12 1350.00 CALL OPENING PRICE 1165 21.00 Pre-Open true
SPX Jun-16-12 1355.00 CALL OPENING PRICE 1156 18.60 Pre-Open true
SPX Jun-16-12 1360.00 CALL OPENING PRICE 1215 16.20 Pre-Open true
SPX Jun-16-12 1360.00 PUT OPENING PRICE 1 41.50 Pre-Open true
SPX Jun-16-12 1365.00 CALL OPENING PRICE 1141 14.20 Pre-Open true
SPX Jun-16-12 1370.00 CALL OPENING PRICE 1133 12.30 Pre-Open true
SPX Jun-16-12 1375.00 CALL OPENING PRICE 1189 10.60 Pre-Open true
SPX Jun-16-12 1380.00 CALL OPENING PRICE 1136 9.10 Pre-Open true
SPX Jun-16-12 1385.00 CALL OPENING PRICE 1108 7.70 Pre-Open true
SPX Jun-16-12 1390.00 CALL OPENING PRICE 1099 6.50 Pre-Open true
SPX Jun-16-12 1395.00 CALL OPENING PRICE 1090 5.40 Pre-Open true
SPX Jun-16-12 1400.00 CALL OPENING PRICE 1051 4.40 Pre-Open true
SPX Jun-16-12 1405.00 CALL OPENING PRICE 1014 3.70 Pre-Open true
SPX Jun-16-12 1410.00 CALL OPENING PRICE 972 3.00 Pre-Open true
SPX Jun-16-12 1415.00 CALL OPENING PRICE 966 2.45 Pre-Open true
SPX Jun-16-12 1420.00 CALL OPENING PRICE 959 1.95 Pre-Open true
SPX Jun-16-12 1425.00 CALL OPENING PRICE 955 1.60 Pre-Open true
SPX Jun-16-12 1430.00 CALL OPENING PRICE 927 1.30 Pre-Open true
SPX Jun-16-12 1435.00 CALL OPENING PRICE 933 1.05 Pre-Open true
SPX Jun-16-12 1440.00 CALL OPENING PRICE 913 0.85 Pre-Open true
SPX Jun-16-12 1445.00 CALL OPENING PRICE 902 0.70 Pre-Open true
SPX Jun-16-12 1450.00 CALL OPENING PRICE 1002 0.60 Pre-Open true
SPX Jun-16-12 1455.00 CALL OPENING PRICE 885 0.45 Pre-Open true
SPX Jun-16-12 1460.00 CALL OPENING PRICE 879 0.35 Pre-Open true
SPX Jun-16-12 1465.00 CALL OPENING PRICE 873 0.30 Pre-Open true
SPX Jun-16-12 1470.00 CALL OPENING PRICE 867 0.25 Pre-Open true
SPX Jun-16-12 1475.00 CALL OPENING PRICE 872 0.30 Pre-Open true
SPX Jun-16-12 1480.00 CALL OPENING PRICE 856 0.15 Pre-Open true
SPX Jun-16-12 1485.00 CALL OPENING PRICE 850 0.15 Pre-Open true
SPX Jun-16-12 1490.00 CALL OPENING PRICE 844 0.10 Pre-Open true
SPX Jun-16-12 1495.00 CALL OPENING PRICE 838 0.10 Pre-Open true
SPX Jun-16-12 1500.00 CALL OPENING PRICE 838 0.10 Pre-Open true
SPX Jun-16-12 1505.00 CALL OPENING PRICE 766 0.10 Pre-Open true
SPX Jun-16-12 1510.00 CALL OPENING PRICE 645 0.05 Pre-Open true
SPX Jun-16-12 1515.00 CALL OPENING PRICE 641 0.05 Pre-Open true
SPX Jun-16-12 1520.00 CALL OPENING PRICE 636 0.05 Pre-Open true
SPX Jun-16-12 1525.00 CALL OPENING PRICE 632 0.05 Pre-Open true
SPX Jun-16-12 1530.00 CALL OPENING PRICE 628 0.05 Pre-Open true
SPX Jun-16-12 1535.00 CALL OPENING PRICE 550 0.05 Pre-Open true
SPX Jun-16-12 1540.00 CALL OPENING PRICE 597 0.05 Pre-Open true
SPX Jun-16-12 1545.00 CALL OPENING PRICE 608 0.05 Pre-Open true
SPX Jun-16-12 1550.00 CALL OPENING PRICE 643 0.05 Pre-Open true
SPX Jun-16-12 1555.00 CALL OPENING PRICE 280 0.05 Pre-Open true
SPX Jun-16-12 1560.00 CALL OPENING PRICE 185 0.05 Pre-Open true
SPX Jun-16-12 1565.00 CALL OPENING PRICE 184 0.05 Pre-Open true
SPX Jun-16-12 1570.00 CALL OPENING PRICE 181 0.05 Pre-Open true
SPX Jun-16-12 1575.00 CALL OPENING PRICE 181 0.05 Pre-Open true
SPX Jun-16-12 1580.00 CALL OPENING PRICE 141 0.05 Pre-Open true
SPX Jun-16-12 1585.00 CALL OPENING PRICE 141 0.05 Pre-Open true
SPX Jun-16-12 1590.00 CALL OPENING PRICE 138 0.05 Pre-Open true
SPX Jun-16-12 1595.00 CALL OPENING PRICE 138 0.05 Pre-Open true
SPX Jun-16-12 1600.00 CALL OPENING PRICE 88 0.05 Pre-Open true



The information on this website is provided solely for general education and information purposes and therefore should not be considered complete, precise, or current. Many of the matters discussed are subject to detailed rules, regulations, and statutory provisions which should be referred to for additional detail and are subject to changes that may not be reflected in the website information. No statement within the website should be construed as a recommendation to buy or sell a security or to provide investment advice. The inclusion of non-CBOE advertisements on the website should not be construed as an endorsement or an indication of the value of any product, service, or website. The Terms and Conditions govern use of this website and use of this website will be deemed acceptance of those Terms and Conditions.

CBOE.com Web Browser Requirements