Historical Stock Prices

ATU 
$25.01
*  
0.31
1.22%
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*Delayed - data as of May 22, 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 22-MAY-2014 TO 22-MAY-2015

Date Open High "High" is the highest sales price the stock has achieved during the regular trading hours, the intra-day high. Low "Low" is the lowest sales price the stock has fallen to during the regular trading hours, the intra-day low. Close / Last "Close" is the period at the end of the trading session. Sometimes used to refer to closing price. Volume "Volume" The closing daily official volumes represented graphically for each trading day.
05/22/2015 25.26 25.38 24.99 25.01 280,665
05/21/2015 24.73 25.5 24.73 25.32 517,506
05/20/2015 24.5 24.8 24.32 24.7 359,696
05/19/2015 24.34 24.52 24 24.45 1,262,572
05/18/2015 24.11 24.41 23.96 24.33 693,995
05/15/2015 24.63 24.74 24.03 24.16 564,482
05/14/2015 24.63 24.87 24.5601 24.65 563,619
05/13/2015 23.99 24.61 23.95 24.49 818,237
05/12/2015 23.67 23.97 23.48 23.94 548,216
05/11/2015 23.72 24.05 23.68 23.69 555,580
05/08/2015 23.87 23.9999 23.71 23.75 610,376
05/07/2015 23.81 23.82 23.57 23.63 372,447
05/06/2015 23.87 23.9 23.58 23.86 524,890
05/05/2015 23.79 24.16 23.6 23.73 833,033
05/04/2015 23.9 24.14 23.81 23.82 251,036
05/01/2015 23.91 24.17 23.69 23.88 340,970
04/30/2015 23.94 24.07 23.7 23.82 542,026
04/29/2015 24.14 24.25 23.98 24.04 906,247
04/28/2015 24.1 24.315 23.91 24.28 441,749
04/27/2015 24.01 24.3 24.01 24.13 307,038
04/24/2015 24.28 24.28 23.82 23.89 234,848
04/23/2015 24.04 24.315 23.94 24.27 336,280
04/22/2015 23.95 24.11 23.7201 24.07 293,278
04/21/2015 24.32 24.426 23.92 23.94 344,527
04/20/2015 24.05 24.25 23.94 24.21 448,025
04/17/2015 24.16 24.22 23.81 23.94 511,053
04/16/2015 24.69 24.85 24.34 24.35 495,573
04/15/2015 24.25 24.92 24.16 24.72 810,297
04/14/2015 24.06 24.19 23.99 24.12 747,350
04/13/2015 24.16 24.33 23.97 24.09 350,529
04/10/2015 24.1 24.22 23.95 24.14 462,737
04/09/2015 23.99 24.11 23.78 24.05 493,614
04/08/2015 24.29 24.29 23.83 24.03 511,457
04/07/2015 24.45 24.48 24.09 24.3 642,415
04/06/2015 24.09 24.5 24.09 24.46 526,452
04/02/2015 24.03 24.37 23.98 24.21 527,551
04/01/2015 23.69 24.165 23.56 24.01 455,918
03/31/2015 23.87 24.02 23.61 23.74 797,368
03/30/2015 24.17 24.39 23.93 23.96 653,224
03/27/2015 23.86 24.12 23.72 24.09 511,406
03/26/2015 24.06 24.28 23.749 23.83 823,371
03/25/2015 24.31 24.43 24.06 24.06 761,996
03/24/2015 24.16 24.3 23.97 24.22 1,165,603
03/23/2015 24.78 24.85 24.1 24.13 752,752
03/20/2015 24.63 24.81 24.285 24.77 1,168,562
03/19/2015 25.19 25.21 24.63 24.72 986,775
03/18/2015 24.24 25.78 24.24 25.57 1,581,547
03/17/2015 24.37 24.61 24.25 24.55 921,670
03/16/2015 25.11 25.392 24.4 24.52 804,260
03/13/2015 25.06 25.275 24.83 25.21 574,143
03/12/2015 24.68 25.27 24.62 25.13 640,609
03/11/2015 24.52 24.59 24.3 24.51 742,476
03/10/2015 24.51 24.62 24.25 24.52 419,687
03/09/2015 24.94 25.05 24.6201 24.78 330,693
03/06/2015 24.53 24.97 24.53 24.88 647,610
03/05/2015 24.66 24.86 24.42 24.74 714,423
03/04/2015 25.23 25.28 24.64 24.7 428,990
03/03/2015 25.38 25.565 25.23 25.36 536,073
03/02/2015 25.35 25.52 25.05 25.39 471,837
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
*This data reflects the latest intra-day delayed pricing.
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