10:52:55 EST Thu 21 Feb 2019
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Close Prices Last 3 MonthsPrice/volumes not adjusted for restructures
DateExSymOpenHighLowCloseChgVol#TrBidAsk
2019-02-20QALGN255.23256.49250.91253.79-1.451,191,29714,494252.01258.00
2019-02-19QALGN254.96257.59254.01255.240.28830,28410,668253.01256.19
2019-02-18QALGN253.04255.68251.39254.964.2100255.00255.99
2019-02-15QALGN253.04255.68251.39254.964.21851,66010,032255.00255.99
2019-02-14QALGN247.04252.91246.47250.75-1.101,120,69912,215249.00250.75
2019-02-13QALGN256.99259.932248.841251.85-2.471,137,70914,545248.00251.85
2019-02-12QALGN246.80256.77246.355254.329.751,601,06418,780254.50256.60
2019-02-11QALGN242.86247.54242.07244.573.31873,47611,005243.39247.00
2019-02-08QALGN236.78241.41234.23241.261.81831,16610,999240.50242.72
2019-02-07QALGN241.89244.55238.26239.45-4.59904,60111,893232.50243.99
2019-02-06QALGN244.00246.46240.70244.040.53988,28412,723242.35244.04
2019-02-05QALGN241.85246.20241.42243.51-1.031,175,70416,468242.00245.38
2019-02-04QALGN243.91245.23239.70244.540.54943,88611,443237.28239.15
2019-02-01QALGN248.08248.75239.00244.00-4.951,569,89718,985240.85244.00
2019-01-31QALGN233.57249.24231.76248.9516.123,182,95635,681249.00251.00
2019-01-30QALGN208.74234.44207.99232.8310.804,375,59646,277233.06234.50
2019-01-29QALGN222.16223.835216.52222.030.541,927,98121,271206.50208.85
2019-01-28QALGN224.50225.915220.15221.49-5.731,421,37016,732220.05221.28
2019-01-25QALGN222.61228.97221.48227.226.551,344,12315,058227.22228.48
2019-01-24QALGN218.25224.08218.25220.673.45970,08211,870215.23223.00
2019-01-23QALGN217.00221.21215.14217.221.061,111,04914,019210.00218.70
2019-01-22QALGN220.68221.65213.9027216.16-3.931,107,90014,225211.36216.15
2019-01-21QALGN216.00223.5999212.89220.097.422,433,4240220.10223.00
2019-01-18QALGN216.00223.5999212.89220.097.422,433,42422,601220.10223.00
2019-01-17QALGN206.87215.849206.78212.675.881,798,72220,642213.00214.00
2019-01-16QALGN197.07208.5099195.38206.7911.742,213,77324,849203.00206.79
2019-01-15QALGN194.90197.50191.93195.051.111,927,69919,793194.80196.97
2019-01-14QALGN196.54198.3393193.23193.94-4.311,817,13715,693194.50195.09
2019-01-11QALGN201.60201.60195.63198.25-4.391,084,89912,085197.80198.49
2019-01-10QALGN198.99205.99194.12202.642.321,247,53513,488201.00210.35
2019-01-09QALGN194.26207.00194.2584200.327.371,666,32619,993197.25200.32
2019-01-08QALGN191.35194.99187.59192.953.031,001,49912,915188.00200.00
2019-01-07QALGN187.41190.77184.505189.923.211,311,21716,754189.75195.18
2019-01-04QALGN181.68190.39177.925186.711.932,518,18228,770183.10188.01
2019-01-03QALGN200.03200.77183.62184.78-17.342,414,31229,508183.00187.25
2019-01-02QALGN205.32207.16200.54202.12-7.311,126,78919,501195.50201.00
2019-01-01QALGN209.89214.1772206.6797209.431.14809,3480208.00209.89
2018-12-31QALGN209.89214.1772206.6797209.431.14809,34810,780208.00209.89
2018-12-28QALGN212.86212.86206.00208.29-3.04875,96513,017207.01212.00
2018-12-27QALGN207.00211.33201.49211.330.34894,63713,658195.00213.00
2018-12-26QALGN194.71212.2997194.24210.9917.271,274,74115,716209.00211.49
2018-12-25QALGN196.57198.19190.7468193.72-5.45504,8000190.00193.72
2018-12-24QALGN196.57198.19190.7468193.72-5.45504,8007,856190.00193.72
2018-12-21QALGN199.14201.05193.28199.171.391,983,63219,580194.75215.00
2018-12-20QALGN201.19204.70191.24197.78-3.781,787,71024,957198.01202.00
2018-12-19QALGN209.14212.88198.51201.56-7.941,019,89013,991201.56207.29
2018-12-18QALGN209.84213.315206.505209.502.53981,65313,685201.00209.45
2018-12-17QALGN213.03213.98205.22206.97-8.60981,04813,704207.10215.00
2018-12-14QALGN214.27217.4545212.01215.57-1.661,206,91414,649213.00225.00
2018-12-13QALGN218.82221.455212.94217.23-2.06884,52713,093214.35217.23
2018-12-12QALGN225.08226.90219.13219.29-0.98749,65111,691218.39224.49
2018-12-11QALGN220.07223.80218.02220.273.611,099,18914,838215.25222.60
2018-12-10QALGN209.79218.17208.99216.666.381,081,26114,881215.00225.00
2018-12-07QALGN217.39220.40208.87210.28-9.061,000,22814,905205.88225.09
2018-12-06QALGN211.11219.38210.11219.34-1.611,413,60819,759217.40225.00
2018-12-05QALGN234.22234.3643218.31220.95-14.751,541,9790220.10225.50
2018-12-04QALGN234.22234.3643218.31220.95-14.751,541,97922,833220.10225.50
2018-12-03QALGN234.40235.92228.00235.705.811,372,44619,356232.75236.00
2018-11-30QALGN227.69232.97224.72229.891.191,206,37514,131229.10230.49
2018-11-29QALGN234.53235.50224.13228.70-6.891,157,10017,274225.00231.00
2018-11-28QALGN222.25236.35222.02235.5914.881,375,08918,732235.00236.00
2018-11-27QALGN221.79225.388219.63220.71-2.671,416,29314,310220.99222.99
2018-11-26QALGN221.92229.365221.10223.384.511,076,42214,395221.25222.80
2018-11-23QALGN214.88220.56214.2101218.873.15539,2726,843211.00221.00
2018-11-22QALGN213.94219.75212.24215.725.621,130,6090203.57221.00