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ATU 
$25.44
*  
0.06
0.24%
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*Delayed - data as of Feb. 27, 2015  -  Find a broker to begin trading ATU now
Exchange: NYSE
Industry: Technology
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Get up to 10 years of daily historical stock prices & volumes.
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Results for: 1 Year, From 27-FEB-2014 TO 27-FEB-2015

Date Open High Low Close / Last Volume
02/27/2015 25.45 25.6 25.34 25.44 463,492
02/26/2015 25.3 25.64 25.25 25.5 324,174
02/25/2015 25.42 25.55 25.29 25.33 302,635
02/24/2015 25.28 25.6 25.2 25.46 413,912
02/23/2015 25.4 25.65 25.09 25.2 367,605
02/20/2015 25.56 25.61 25.15 25.58 750,355
02/19/2015 25.51 25.69 25.19 25.69 566,659
02/18/2015 25.62 25.9 25.49 25.72 660,497
02/17/2015 25.45 25.9001 25.29 25.65 674,707
02/13/2015 25.2 25.67 25.16 25.51 491,598
02/12/2015 25.03 25.27 24.94 25.16 393,589
02/11/2015 25.05 25.08 24.7 24.81 626,290
02/10/2015 25.1 25.21 24.41 25.13 1,036,778
02/09/2015 24.5 25.249 24.4 25.01 1,143,020
02/06/2015 24.05 24.375 24.05 24.3 677,835
02/05/2015 23.65 24.12 23.62 23.96 457,875
02/04/2015 24.27 24.35 23.36 23.5 680,759
02/03/2015 23.84 24.51 23.7901 24.44 668,527
02/02/2015 23.17 23.79 23.08 23.7 708,207
01/30/2015 23.44 23.535 23.02 23.11 903,149
01/29/2015 23.24 23.61 23.09 23.54 593,906
01/28/2015 23.56 23.56 23.19 23.21 901,123
01/27/2015 23.43 23.61 23.08 23.41 1,047,275
01/26/2015 23.42 23.77 23.28 23.71 613,461
01/23/2015 23.22 23.64 22.96 23.45 1,454,870
01/22/2015 23.82 23.852 23.21 23.3 753,017
01/21/2015 22.88 23.68 22.82 23.61 1,200,765
01/20/2015 22.92 23.125 22.64 22.98 1,447,384
01/16/2015 22.55 23.01 22.55 22.95 806,478
01/15/2015 23.44 23.4802 22.62 22.62 1,005,753
01/14/2015 23.45 23.8 23.105 23.34 676,453
01/13/2015 24.22 24.43 23.35 23.74 1,234,628
01/12/2015 24.44 24.5 23.94 24.11 1,021,467
01/09/2015 24.91 24.99 24.57 24.59 746,277
01/08/2015 25.42 25.42 24.71 24.91 1,303,733
01/07/2015 25.87 25.87 25.14 25.29 1,010,541
01/06/2015 26.33 26.45 25.505 25.74 640,982
01/05/2015 26.54 26.82 26.16 26.27 890,947
01/02/2015 27.35 27.41 26.74 27.14 447,719
12/31/2014 27.64 27.8 27.23 27.24 437,777
12/30/2014 27.78 27.88 27.54 27.62 796,641
12/29/2014 27.59 27.75 27.4 27.68 651,066
12/26/2014 27.25 27.62 27.25 27.48 354,128
12/24/2014 27.2 27.33 27 27.21 382,171
12/23/2014 27 27.23 26.87 27.18 1,089,441
12/22/2014 26.75 26.88 26.39 26.85 1,532,855
12/19/2014 28 28.31 26.45 26.8 3,716,623
12/18/2014 28.59 28.92 27.28 28 2,262,922
12/17/2014 28.37 28.95 28.26 28.63 1,597,127
12/16/2014 28.53 28.76 28.29 28.37 1,363,843
12/15/2014 28.68 28.87 28.33 28.76 848,853
12/12/2014 28.6 28.88 28.51 28.54 795,497
12/11/2014 28.84 29.169 28.5 28.97 1,033,087
12/10/2014 28.93 29.1 28.52 28.71 1,075,098
12/09/2014 28.24 29.18 28.1 29.18 631,383
12/08/2014 28.76 29.15 28.51 28.54 608,116
12/05/2014 28.56 29.08 28.01 29 1,022,040
12/04/2014 29.3 29.41 29 29.13 355,439
12/03/2014 28.74 29.4 28.724 29.26 748,848
12/02/2014 28.78 29.12 28.56 28.74 549,541
12/01/2014 29.37 29.43 28.39 28.66 1,137,594
11/28/2014 30.97 30.97 29.33 29.36 524,140
11/26/2014 31.32 31.46 30.98 31.05 358,427
11/25/2014 31.41 31.66 31.28 31.28 343,867
11/24/2014 31.2 31.505 31.2 31.46 314,092
11/21/2014 31.4 31.58 30.99 31.15 368,848
11/20/2014 30.32 31.14 30.32 30.95 356,702
11/19/2014 31.11 31.11 30.45 30.47 582,482
11/18/2014 31.28 31.6 31.11 31.13 634,897
11/17/2014 31.41 31.53 30.9 31.21 539,791
11/14/2014 31.45 31.7 31.28 31.42 395,357
11/13/2014 31.89 31.93 31.45 31.49 254,232
11/12/2014 32.01 32.31 31.91 31.92 375,368
11/11/2014 32.06 32.32 31.92 32.13 331,052
11/10/2014 32.08 32.24 31.94 32.08 335,822
11/07/2014 31.97 32.14 31.86 32.06 580,564
11/06/2014 32.18 32.36 31.95 32 368,346
11/05/2014 31.99 32.12 31.74 32.1 550,189
11/04/2014 32.06 32.27 31.72 31.75 513,900
11/03/2014 31.68 32.29 31.645 32.11 730,462
10/31/2014 31.49 31.79 31.07 31.69 1,223,139
10/30/2014 31.15 31.38 30.8 31.01 709,701
10/29/2014 31.73 31.865 31.0029 31.22 453,458
10/28/2014 30.5 31.76 30.5 31.64 456,745
10/27/2014 30.36 30.46 30.02 30.41 581,883
10/24/2014 30.36 30.54 30.13 30.43 321,399
10/23/2014 30.03 30.47 30.03 30.31 585,231
10/22/2014 30.34 30.55 29.74 29.75 517,398
10/21/2014 29.81 30.4 29.73 30.29 616,295
10/20/2014 29.52 29.69 29.42 29.62 529,296
10/17/2014 29.52 29.79 29.4 29.56 761,324
10/16/2014 28.86 29.39 28.795 29.25 793,809
10/15/2014 28.88 29.39 28.54 29.28 832,178
10/14/2014 28.79 29.55 28.79 29.16 883,934
10/13/2014 29.22 29.34 28.53 28.54 805,274
10/10/2014 29.6 29.93 29.11 29.12 743,040
10/09/2014 30.05 30.09 29.369 29.73 871,775
10/08/2014 29.75 30.2 29.69 30.14 934,296
10/07/2014 30.14 30.46 29.88 29.89 600,622
10/06/2014 30.29 30.65 30.235 30.42 592,435
10/03/2014 30.42 30.63 30 30.18 784,667
10/02/2014 29.58 31.57 29.18 30.66 1,674,462
10/01/2014 30.41 30.68 29.94 29.98 1,170,932
09/30/2014 31.59 31.766 30.48 30.52 1,138,408
09/29/2014 31.06 31.83 31.06 31.59 1,019,015
09/26/2014 31.76 31.76 31.05 31.53 1,376,095
09/25/2014 32.85 32.9125 32.28 32.28 760,932
09/24/2014 32.8 33.05 32.725 32.95 665,557
09/23/2014 32.65 32.94 32.45 32.73 638,492
09/22/2014 32.8 32.84 32.525 32.67 475,910
09/19/2014 32.74 32.92 32.63 32.91 1,325,329
09/18/2014 32.71 32.71 32.45 32.55 876,939
09/17/2014 32.64 33.09 32.505 32.55 486,250
09/16/2014 32.83 33.16 32.615 32.64 579,145
09/15/2014 32.8 33.02 32.7 32.88 340,032
09/12/2014 33.12 33.19 32.86 32.86 369,468
09/11/2014 32.87 33.12 32.72 33.06 580,274
09/10/2014 33.1 33.13 32.74 33.11 439,873
09/09/2014 33.53 33.54 33.08 33.1 351,574
09/08/2014 33.43 33.675 33.385 33.51 311,817
09/05/2014 33.27 33.55 33.17 33.46 270,677
09/04/2014 33.47 33.77 33.36 33.42 286,745
09/03/2014 33.79 33.84 33.32 33.38 327,714
09/02/2014 33.82 34.057 33.5 33.64 507,545
08/29/2014 33.68 33.82 33.45 33.73 315,636
08/28/2014 33.55 33.79 33.42 33.64 442,268
08/27/2014 34.06 34.065 33.695 33.75 557,915
08/26/2014 34.12 34.28 34.04 34.11 359,379
08/25/2014 34.42 34.5 34.01 34.08 344,896
08/22/2014 34.04 34.49 33.95 34.29 343,535
08/21/2014 33.88 34.3 33.49 34.11 340,186
08/20/2014 33.95 34.09 33.72 33.92 252,525
08/19/2014 33.63 34.1 33.54 34.07 290,965
08/18/2014 33.38 33.68 33.38 33.62 293,483
08/15/2014 33.54 33.56 32.79 33.11 306,696
08/14/2014 33.01 33.2855 32.94 33.25 193,862
08/13/2014 32.95 33.36 32.95 33.01 314,595
08/12/2014 32.92 33.2 32.78 32.93 485,715
08/11/2014 32.9 33.37 32.88 32.95 299,247
08/08/2014 32.21 32.8 32.1 32.77 387,270
08/07/2014 32.34 32.48 32.06 32.19 316,467
08/06/2014 31.76 32.24 31.76 32.15 371,412
08/05/2014 31.84 32.39 31.8 31.98 687,539
08/04/2014 32.05 32.24 31.74 31.98 631,504
08/01/2014 32.21 32.32 31.9 32.04 679,325
07/31/2014 32.23 32.6 32.23 32.28 815,929
07/30/2014 32.51 32.7 32.28 32.57 508,237
07/29/2014 32.53 32.85 32.35 32.36 701,627
07/28/2014 32.85 32.89 32.45 32.55 516,542
07/25/2014 32.69 32.99 32.6 32.86 329,987
07/24/2014 33.03 33.36 32.9 32.97 264,258
07/23/2014 33.28 33.54 32.88 33.01 411,911
07/22/2014 33.29 33.6 33.13 33.2 381,015
07/21/2014 32.79 33.17 32.73 33.1 260,993
07/18/2014 32.58 33.12 32.54 32.99 366,673
07/17/2014 32.92 33.02 32.51 32.55 404,074
07/16/2014 33.31 33.3399 32.85 33.05 426,896
07/15/2014 33.16 33.53 33.14 33.15 522,650
07/14/2014 33.34 33.46 33.04 33.25 415,524
07/11/2014 33.11 33.22 32.9 33.05 304,409
07/10/2014 32.71 33.195 32.5536 33.11 549,488
07/09/2014 33.76 33.87 33.205 33.31 619,799
07/08/2014 34.08 34.18 33.53 33.6 726,767
07/07/2014 34.51 34.6 34.07 34.09 456,373
07/03/2014 34.41 34.76 34.41 34.61 401,318
07/02/2014 34.52 34.65 34.15 34.24 748,284
07/01/2014 34.63 34.95 34.54 34.59 805,634
06/30/2014 34.5 34.67 34.015 34.57 849,897
06/27/2014 33.67 34.79 33.67 34.64 1,034,141
06/26/2014 33.99 34 33.54 33.85 367,844
06/25/2014 33.61 33.95 33.59 33.91 460,078
06/24/2014 33.82 34.175 33.65 33.71 633,292
06/23/2014 34.28 34.42 33.93 34.05 559,870
06/20/2014 34.37 34.41 34.11 34.29 1,040,601
06/19/2014 35.52 35.52 34.06 34.2 1,071,577
06/18/2014 34.98 35.6 34.44 35.57 1,793,274
06/17/2014 35.96 36.56 35.88 36.3 609,874
06/16/2014 36.12 36.13 35.74 36 716,393
06/13/2014 36.04 36.115 35.74 36.05 248,233
06/12/2014 36.17 36.31 35.78 35.92 279,917
06/11/2014 36.41 36.41 36.04 36.24 288,685
06/10/2014 36.31 36.74 36.31 36.49 337,904
06/09/2014 36.29 36.62 36.16 36.51 558,741
06/06/2014 36.23 36.64 36.2 36.41 377,603
06/05/2014 35.63 36.2 35.4 36.12 373,628
06/04/2014 35.37 35.66 35.31 35.55 214,385
06/03/2014 35.46 35.76 35.25 35.5 357,114
06/02/2014 35.51 35.67 35.22 35.54 258,770
05/30/2014 35.54 35.6975 35.4 35.53 329,669
05/29/2014 35.42 35.51 35.12 35.5 310,937
05/28/2014 35.42 35.53 35.275 35.31 355,553
05/27/2014 35.48 35.86 35.25 35.45 326,624
05/23/2014 34.33 35.28 34.31 35.26 681,672
05/22/2014 34.37 34.76 34.32 34.32 539,211
05/21/2014 34.2 34.57 34.06 34.29 705,819
05/20/2014 34.51 34.5975 33.925 34.1 900,758
05/19/2014 34.02 34.6 33.85 34.56 577,842
05/16/2014 33.67 34.175 33.56 34.17 304,229
05/15/2014 33.84 34.07 33.51 33.7 735,138
05/14/2014 34.68 34.71 33.96 34.03 439,875
05/13/2014 34.99 35.03 34.68 34.71 500,327
05/12/2014 34.41 35.06 34.41 34.96 421,107
05/09/2014 33.97 34.39 33.9 34.21 455,011
05/08/2014 33.94 34.485 33.9 34.1 548,979
05/07/2014 33.58 33.98 33.32 33.98 583,727
05/06/2014 33.81 33.82 33.43 33.53 464,221
05/05/2014 33.78 33.98 33.46 33.93 370,569
05/02/2014 34.02 34.33 33.89 34 1,001,398
05/01/2014 33.82 34.195 33.7 33.99 1,215,937
04/30/2014 33.93 34.09 33.54 33.86 940,114
04/29/2014 33.99 34.37 33.89 34.01 735,849
04/28/2014 33.98 34.12 33.27 33.92 703,828
04/25/2014 34.36 34.39 33.78 33.81 493,918
04/24/2014 34.79 34.79 34.33 34.53 390,641
04/23/2014 34.88 35.05 34.53 34.56 388,169
04/22/2014 34.91 35.06 34.775 34.93 512,145
04/21/2014 34.88 35.01 34.55 34.87 327,895
04/17/2014 34.32 35.08 34.161 34.89 493,412
04/16/2014 34.16 34.53 34.11 34.34 648,993
04/15/2014 33.56 33.95 33.08 33.86 728,873
04/14/2014 33.73 33.76 33.17 33.46 401,892
04/11/2014 33.46 33.891 33.27 33.34 820,219
04/10/2014 34.43 34.55 33.6 33.76 791,517
04/09/2014 34.16 34.56 34.02 34.54 752,893
04/08/2014 33.89 34.32 33.86 34.15 894,698
04/07/2014 34.3 34.42 33.794 33.97 832,710
04/04/2014 35.7 35.7 34.44 34.48 686,723
04/03/2014 35.54 35.6 35.12 35.59 1,013,992
04/02/2014 35.28 35.65 35.01 35.5 974,800
04/01/2014 34.25 34.52 34.14 34.51 795,053
03/31/2014 34.16 34.27 33.86 34.15 782,594
03/28/2014 32.98 34.0001 32.98 33.99 868,478
03/27/2014 33.02 33.16 32.54 32.94 1,710,690
03/26/2014 33.72 33.79 33.03 33.08 800,957
03/25/2014 33.66 33.9 33.33 33.52 605,638
03/24/2014 33.98 34.12 33.2 33.41 704,049
03/21/2014 34.17 34.44 33.87 33.97 795,379
03/20/2014 33.67 34.19 33.49 33.95 1,078,118
03/19/2014 33.46 34.55 33.05 33.72 1,356,312
03/18/2014 32.56 33.32 32.56 33.28 1,449,485
03/17/2014 32.92 33.3 32.76 32.86 870,808
03/14/2014 32.41 32.69 32.39 32.59 401,469
03/13/2014 33.08 33.19 32.37 32.48 493,725
03/12/2014 33.11 33.11 32.4075 33.01 964,280
03/11/2014 34.11 34.21 33.37 33.44 442,374
03/10/2014 34.38 34.38 33.7 34.16 464,488
03/07/2014 34.57 34.69 34.19 34.4 592,031
03/06/2014 34.47 34.64 34.34 34.44 560,403
03/05/2014 34.77 34.88 34.26 34.35 841,101
03/04/2014 34.81 35.11 34.74 34.75 758,911
03/03/2014 34.69 34.78 34.17 34.36 521,947
02/28/2014 34.89 35.428 34.77 35.06 1,015,217
02/27/2014 34.68 34.99 34.52 34.85 786,587
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*This data reflects the latest intra-day delayed pricing.

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