07:18:27 EST Fri 22 Feb 2019
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Close Prices Last 3 MonthsPrice/volumes not adjusted for restructures
DateExSymOpenHighLowCloseChgVol#TrBidAsk
2019-02-21QSLAB86.6887.4885.2285.46-1.17221,1233,13739.7098.50
2019-02-20QSLAB86.7987.5086.4286.63-0.07273,7012,99439.7098.50
2019-02-19QSLAB86.3588.3084.689286.70-1.64389,2214,67286.7189.45
2019-02-18QSLAB87.6788.3987.3688.341.180080.1498.50
2019-02-15QSLAB87.6788.3987.3688.341.18277,1173,41280.1498.50
2019-02-14QSLAB86.1587.3386.1287.160.54250,2333,09480.1498.50
2019-02-13QSLAB86.5987.4783.005386.620.17258,3153,10380.1488.48
2019-02-12QSLAB85.8287.2885.3586.451.59201,4502,55980.2898.50
2019-02-11QSLAB84.4084.9283.6484.860.83237,6342,94880.1498.50
2019-02-08QSLAB84.0084.2982.747584.03-0.10365,5104,65680.1498.50
2019-02-07QSLAB84.3085.4983.6084.13-1.09587,2466,65882.2098.50
2019-02-06QSLAB81.5086.1581.4885.224.29754,4308,23877.6698.50
2019-02-05QSLAB80.2981.0279.093580.930.64294,9884,03280.8084.91
2019-02-04QSLAB79.4480.3877.9780.291.08298,4384,77974.6984.70
2019-02-01QSLAB76.4279.2976.2479.212.71513,8146,18376.5180.00
2019-01-31QSLAB75.0177.6375.0176.50-0.35747,8998,24073.5680.00
2019-01-30QSLAB81.0183.9574.0176.85-12.713,376,29424,99576.9078.50
2019-01-29QSLAB92.0092.0489.4189.56-2.25235,4113,43870.0098.50
2019-01-28QSLAB90.6692.4890.6691.81-0.76240,3643,10089.1698.50
2019-01-25QSLAB90.4892.6290.0092.572.65322,2934,56591.8698.50
2019-01-24QSLAB86.3190.3984.0489.924.10346,5984,90989.6898.50
2019-01-23QSLAB86.9187.9985.12585.82-0.19269,6953,67683.5398.50
2019-01-22QSLAB87.6087.8685.0686.01-2.24363,0123,24485.5498.50
2019-01-21QSLAB87.2288.42286.187588.251.56205,100085.0098.50
2019-01-18QSLAB87.2288.42286.187588.251.56205,1002,65485.0098.50
2019-01-17QSLAB85.5587.0685.4186.690.45238,1143,14086.0698.50
2019-01-16QSLAB86.1086.8384.762586.240.56216,5783,07882.5298.50
2019-01-15QSLAB85.0986.6284.1885.680.86163,5912,57185.6087.49
2019-01-14QSLAB84.6585.2583.165484.82-0.56277,3743,53384.7298.50
2019-01-11QSLAB84.1185.9181.053385.381.07278,7413,37685.0398.50
2019-01-10QSLAB82.0084.3177.223584.312.01241,4432,33084.0398.50
2019-01-09QSLAB81.7183.5081.7182.300.75363,8513,54181.8198.50
2019-01-08QSLAB80.8581.6978.5581.551.53298,2963,46079.7481.75
2019-01-07QSLAB78.3680.8877.7380.022.15222,8043,18979.7898.50
2019-01-04QSLAB75.6378.0875.1877.873.49266,5033,09477.6298.50
2019-01-03QSLAB78.1278.4474.2474.38-4.86324,5514,50173.9498.50
2019-01-02QSLAB77.1879.4176.5479.240.43236,7142,77078.8579.00
2019-01-01QSLAB79.2079.2077.872578.810.31192,192078.6478.80
2018-12-31QSLAB79.2079.2077.872578.810.31192,1922,39878.6478.80
2018-12-28QSLAB78.3780.2777.317578.500.13205,2062,85978.3998.50
2018-12-27QSLAB76.1178.3975.5178.370.76204,2592,56577.6198.50
2018-12-26QSLAB74.1577.6973.1377.614.22206,2132,28974.2098.50
2018-12-25QSLAB74.5875.3573.3473.39-1.47124,79000.3298.50
2018-12-24QSLAB74.5875.3573.3473.39-1.47124,7902,0350.3298.50
2018-12-21QSLAB76.3377.4474.6274.86-1.26513,3383,22272.7098.50
2018-12-20QSLAB76.8077.9475.0876.12-0.84291,3163,98339.7077.25
2018-12-19QSLAB80.4181.277976.5676.96-3.99322,7673,88939.7098.50
2018-12-18QSLAB80.7582.8279.5080.951.15246,0713,00939.7098.50
2018-12-17QSLAB81.9282.7279.41579.80-2.17335,4294,23539.7098.50
2018-12-14QSLAB82.5284.2081.8781.97-1.56253,5812,63539.7098.50
2018-12-13QSLAB85.7385.7883.5383.53-1.82137,0992,15639.7098.50
2018-12-12QSLAB85.3586.9684.5185.351.64342,1143,85939.7098.50
2018-12-11QSLAB84.1685.07583.0283.711.22216,2682,94539.7098.50
2018-12-10QSLAB82.3383.82581.60582.490.23234,9672,81839.7098.50
2018-12-07QSLAB84.5185.70581.7082.26-2.44334,4493,03439.7098.50
2018-12-06QSLAB84.3486.1083.27584.70-1.52310,2053,61539.7098.50
2018-12-05QSLAB90.4990.6286.1086.22-4.58327,775039.7098.50
2018-12-04QSLAB90.4990.6286.1086.22-4.58327,7753,50239.7098.50
2018-12-03QSLAB90.0090.8889.1590.802.43387,2064,10539.7098.50
2018-11-30QSLAB86.4988.6185.9288.371.84274,5753,63939.7098.50
2018-11-29QSLAB87.0087.7284.9786.53-1.08222,6802,77239.7098.50
2018-11-28QSLAB85.4887.7084.3387.612.77217,1012,70339.7098.50
2018-11-27QSLAB85.3885.7184.4484.84-1.19130,3112,04539.7098.50
2018-11-26QSLAB85.5186.5184.8086.031.63219,6291,98339.7092.50
2018-11-23QSLAB83.8385.6283.03584.40-0.1646,91171339.7098.50