Historical Stock Prices

ATRI 
$390.57
*  
1.88
0.48%
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*Delayed - data as of Aug. 28, 2015  -  Find a broker to begin trading ATRI now
Exchange: NASDAQ
Industry: Health Care
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Results for: 1 Year, From 28-AUG-2014 TO 28-AUG-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.
08/28/2015 386.3 394.47 384.01 390.57 3,584
08/27/2015 377.6499 401.33 377.6499 388.69 13,145
08/26/2015 370.89 380.37 368 380.37 6,384
08/25/2015 378.9 381 365 367.9 7,895
08/24/2015 371.31 383.5 371.31 374.99 6,698
08/21/2015 391 391 388.75 389.5 4,084
08/20/2015 398.77 398.77 394.415 394.45 3,602
08/19/2015 394.63 398.67 394.63 397.23 2,127
08/18/2015 396.6 401.905 394.24 399.88 3,261
08/17/2015 401.1 401.165 397.02 399.88 3,079
08/14/2015 401.2 409.432 401 407 5,017
08/13/2015 401.28 406.5 400.13 402.01 3,163
08/12/2015 398.64 428.85 396 406.43 7,258
08/11/2015 397.89 399.5 390 396.7 8,173
08/10/2015 391.52 398.38 391.52 398.38 3,564
08/07/2015 393.99 395.8 391.01 391.01 4,104
08/06/2015 397 405 395 396.44 4,988
08/05/2015 395.5 410 395.5 400.7 24,926
08/04/2015 398.96 405 395 398 8,522
08/03/2015 404.85 404.85 397.5 398.01 9,797
07/31/2015 404.2 410 387.18 403.9 16,179
07/30/2015 392.23 404.8 391.11 404.78 8,398
07/29/2015 389.1 401.02 389.1 395 10,515
07/28/2015 390.99 402.05 390.99 393.91 8,930
07/27/2015 394.01 395.735 388.87 392.21 6,150
07/24/2015 395 396.75 391.11 391.11 3,983
07/23/2015 395.2 404.9 393.8 398.1 9,357
07/22/2015 394 403.25 385.23 399.36 7,690
07/21/2015 387.3 396.09 387 393.5 11,590
07/20/2015 388.47 388.47 387.32 387.32 1,358
07/17/2015 383.84 400 383.84 390 9,857
07/16/2015 380.99 395.76 375.01 388.09 8,001
07/15/2015 377.99 382 376 382 9,213
07/14/2015 382.01 382.01 367.75 375.79 15,059
07/13/2015 380.6 385.61 377.9 379.03 7,264
07/10/2015 387.3501 387.3501 376 379.9 14,183
07/09/2015 392 393.15 380.5 383 8,168
07/08/2015 388 393 380 392.03 5,602
07/07/2015 385.4999 391.5 385.4999 390.2 2,082
07/06/2015 388.42 390.5 384.22 387.54 2,924
07/02/2015 391 391 388.42 388.42 1,077
07/01/2015 388.05 394.49 388.05 391.11 3,085
06/30/2015 388.375 395 382.35 392.31 5,982
06/29/2015 382 391.14 378.5 381.39 7,564
06/26/2015 386.2 392.04 382.9001 389.46 18,379
06/25/2015 378.21 385.145 378.15 382.2 2,586
06/24/2015 382.09 382.09 374.5 380 6,547
06/23/2015 384.75 389.22 376.18 385.99 5,615
06/22/2015 391 395.5 389 391 4,186
06/19/2015 390.1 394.07 385 393.65 9,486
06/18/2015 384.5 396 373 388.01 5,488
06/17/2015 390.2 392 372 387.25 3,607
06/16/2015 388.88 395.97 385 388.39 3,327
06/15/2015 356 390 356 388.88 3,010
06/12/2015 378.85 385.39 377.21 385.39 22,067
06/11/2015 385.16 387.49 380.8 382.51 15,527
06/10/2015 384 389.99 383.06 386.7 16,020
06/09/2015 375.72 385.99 375.72 382.6 9,905
06/08/2015 394 394 383.97 383.98 5,001
06/05/2015 391.5 395 390.53 394.01 4,583
06/04/2015 391.99 391.99 385.81 387.87 1,946
06/03/2015 379.2 392.9899 377.49 390.9 39,923
06/02/2015 371.85 385 371.276 378.41 17,209
06/01/2015 378.01 379.5101 368.04 370.74 5,132
05/29/2015 380.35 382 372.472 374.88 5,632
05/28/2015 380.99 383.05 380.71 381.97 4,012
05/27/2015 381.95 384.6 381 382.99 4,273
05/26/2015 382.51 382.99 370.02 378.14 5,865
05/22/2015 379 388 379 380 13,893
05/21/2015 366.33 380.91 366.33 380.13 29,046
05/20/2015 351.1 371.89 350.05 369.27 28,584
05/19/2015 347.98 353 345.8 350.88 11,456
05/18/2015 344.02 351.98 342.49 346.79 9,677
05/15/2015 344.89 348.09 342.5999 345.31 9,338
05/14/2015 338.7999 344.19 338.7999 344.19 3,884
05/13/2015 337.7999 340.69 337.7999 340.69 3,111
05/12/2015 335.1999 342.7 334.0999 340.41 13,648
05/11/2015 332.5001 341.99 332.5001 338.89 14,919
05/08/2015 331 331 331 331 895
05/07/2015 327 327 327 327 1,949
05/06/2015 332 332 325 327.17 20,113
05/05/2015 330 332 320.02 331.24 8,366
05/04/2015 320 328 320 328 5,040
05/01/2015 321.6 328.65 321.6 326.8 9,240
04/30/2015 328.09 329.4 324.85 324.85 11,247
04/29/2015 331 332 325.11 331.42 8,180
04/28/2015 325.03 330.43 325.03 326.2 2,473
04/27/2015 340 340 325.07 326.8 6,972
04/24/2015 328.92 331.98 324.01 327.89 27,327
04/23/2015 325.6 329.2515 325.6 326.9 3,718
04/22/2015 316.25 331.5075 316.25 328.43 2,020
04/21/2015 336.11 344.64 332 334.24 35,095
04/20/2015 325.5 340.63 325.5 337.6 37,637
04/17/2015 335.61 336.33 330 332.3 30,992
04/16/2015 329.4 348.07 326.99 339.7 26,733
04/15/2015 320 332 319.5 332 19,019
04/14/2015 326.48 326.48 319.03 320.15 17,983
04/13/2015 333.22 333.22 323.95 326.65 12,144
04/10/2015 337.67 337.67 333.39 334 2,407
04/09/2015 344.67 344.67 334.54 335.4 4,354
04/08/2015 337.99 349.884 335.6 340.25 2,818
04/07/2015 342.44 349.954 337.89 337.89 6,822
04/06/2015 347.81 347.81 343.45 347.38 1,507
04/02/2015 344.3 344.3 334.4 337.99 8,853
04/01/2015 342.04 354.55 342.04 344.98 4,050
03/31/2015 332.32 347 331.52 345.51 8,974
03/30/2015 355.62 355.62 328.88 335.49 4,146
03/27/2015 332.19 341.51 332.19 340.54 6,076
03/26/2015 334 336.8 333.76 336.19 3,792
03/25/2015 342.52 342.52 328 333.36 5,127
03/24/2015 336.65 345.7497 336.65 344.6 12,206
03/23/2015 336 343.67 334.9899 339.61 17,631
03/20/2015 333.61 338.25 330 337.92 18,019
03/19/2015 330 334.67 326.45 329.61 9,770
03/18/2015 328 332.88 326.3 328.81 13,530
03/17/2015 335.25 335.25 333.05 333.05 2,626
03/16/2015 330.16 335.45 327.2 335.45 3,587
03/13/2015 333.5 333.5 325.05 330.14 4,762
03/12/2015 329.37 332.26 329.08 332.26 3,786
03/11/2015 325.01 331 325.01 326.15 3,734
03/10/2015 325 327.21 325 325.05 2,180
03/09/2015 323.2 330.01 323.1 329 13,441
03/06/2015 320 327 320 322.78 17,843
03/05/2015 321.03 333.75 321.03 321.4 4,917
03/04/2015 326.5 326.5 322.43 322.43 1,115
03/03/2015 328 334 324.515 325 6,136
03/02/2015 325.8 329.39 323.61 328.79 20,578
02/27/2015 325 325 325 325 1,211
02/26/2015 325.63 325.63 325.63 325.63 878
02/25/2015 323.2 328.4 323.2 328.4 1,103
02/24/2015 324 324 321.03 321.03 906
02/23/2015 317 323.35 317 321.2 1,557
02/20/2015 331.73 332 315.0101 317.01 4,546
02/19/2015 328.57 328.57 328.57 328.57 00
02/18/2015 328.57 328.57 328.57 328.57 602
02/17/2015 336.03 336.03 332.91 332.91 2,257
02/13/2015 337.2 338 330.05 332.77 13,509
02/12/2015 337.4 339.51 335.62 335.62 6,888
02/11/2015 336.25 336.25 336.25 336.25 472
02/10/2015 335 340 335 338.74 2,618
02/09/2015 341 341 338 338 1,431
02/06/2015 335.02 340 334.87 339.96 5,858
02/05/2015 335 337.15 335 336.39 1,698
02/04/2015 335.13 335.13 335 335.05 2,874
02/03/2015 336.48 338.38 333.09 335.21 3,817
02/02/2015 335 339.44 335 339.44 2,979
01/30/2015 337.25 337.25 335 335 2,572
01/29/2015 335.1 337.98 335.1 337.55 1,378
01/28/2015 335.01 340 335 335.06 5,955
01/27/2015 335 339.6 335 339.22 2,729
01/26/2015 335.26 338.89 335 338.89 4,644
01/23/2015 336.07 337 335.01 336.01 4,246
01/22/2015 339 339 335 337.8 3,996
01/21/2015 342.997 342.997 335 336 3,329
01/20/2015 338.5 338.5 335 335 1,874
01/16/2015 335.96 337.48 335 335.09 4,443
01/15/2015 335 340.95 335 339.89 2,999
01/14/2015 335 341 335 335.11 1,980
01/13/2015 337.2 339.99 335 339.99 3,125
01/12/2015 335 337.95 335 336.52 1,315
01/09/2015 336.2 337.99 336.2 337.99 1,710
01/08/2015 339.94 339.94 339.94 339.94 624
01/07/2015 339.99 343.39 337.56 337.56 1,654
01/06/2015 342.46 342.46 335 335.4 3,750
01/05/2015 340.01 341 337.75 341 48,575
01/02/2015 340 344.3842 339.97 341.94 5,286
12/31/2014 336.75 342.49 336.75 340.01 5,009
12/30/2014 338.19 343.89 336 339.9 2,029
12/29/2014 344 345.05 342.02 342.02 1,010
12/26/2014 338.9 346.17 338.9 346.17 1,386
12/24/2014 336.69 338.9 336.69 338.9 899
12/23/2014 335.01 341.8 335.01 339 1,750
12/22/2014 338 342 336.01 342 1,148
12/19/2014 346.43 349.9397 340 346.42 18,167
12/18/2014 340.1 355.91 340.1 348.89 4,023
12/17/2014 339.46 340 335 340 2,809
12/16/2014 337.99 340 335 336.97 23,794
12/15/2014 339.8 339.8 335 335 2,365
12/12/2014 335.99 336.96 335 335 1,729
12/11/2014 332.33 337.5 325 337.29 5,748
12/10/2014 329.77 333 325.7466 330.43 1,511
12/09/2014 325 332.3 325 332.3 2,606
12/08/2014 325 326.14 325 326.14 1,060
12/05/2014 326.15 332.47 325.01 328.95 12,265
12/04/2014 325.02 329.99 325 328.7 2,851
12/03/2014 329.99 330 329.99 330 1,871
12/02/2014 322.34 328.88 322.34 328.88 1,595
12/01/2014 322.73 322.73 322.34 322.34 1,032
11/28/2014 318.145 325.01 318.145 325.01 2,641
11/26/2014 325.02 326.4 325.02 326.4 777
11/25/2014 329.13 329.13 329.13 329.13 1,912
11/24/2014 322.72 328.59 322.72 328.59 658
11/21/2014 328.88 328.88 326.2 326.2 878
11/20/2014 325 325 325 325 1,659
11/19/2014 325 325.01 325 325.01 1,141
11/18/2014 324.88 327.47 324.79 327.47 2,355
11/17/2014 315.06 325.01 315.06 325 6,214
11/14/2014 329.22 329.22 325.41 325.41 922
11/13/2014 325.01 328.01 325.01 328.01 931
11/12/2014 325 328.98 325 328.98 2,507
11/11/2014 319.991 329.89 319.99 329.89 2,028
11/10/2014 333 334 327.31 334 1,352
11/07/2014 332.96 335 330.11 334.99 2,993
11/06/2014 325.32 333 325.32 333 1,536
11/05/2014 333.99 334.2 329.651 330.64 5,817
11/04/2014 331 332.36 329.5 332.36 2,507
11/03/2014 325.5 329.25 325.5 329.25 2,109
10/31/2014 328.001 330.01 328 330.01 5,098
10/30/2014 328 329.98 325.5 329.98 2,532
10/29/2014 322.01 329 322 325.01 3,319
10/28/2014 319.96 323 315 322 3,983
10/27/2014 314.12 314.12 314.12 314.12 1,103
10/24/2014 315 315 315 315 767
10/23/2014 308.01 310.55 308.01 309.72 1,284
10/22/2014 313.02 313.7995 307.98 307.98 4,944
10/21/2014 302 315.77 301.88 308.4 2,165
10/20/2014 319.08 319.08 313.87 317.93 1,545
10/17/2014 328.07 328.07 311.55 311.55 1,840
10/16/2014 323.37 323.37 315.17 323.29 1,548
10/15/2014 315.1 323.5 313 323.04 2,366
10/14/2014 305.785 316.58 305.785 315.99 3,267
10/13/2014 307.4 307.4 303.66 303.66 1,122
10/10/2014 290.5 295.96 290.5 294.25 1,652
10/09/2014 288.5 288.5 288.5 288.5 886
10/08/2014 307.31 307.31 307.31 307.31 901
10/07/2014 291.42 308.25 291.42 295 1,770
10/06/2014 304.13 304.13 302.21 302.21 664
10/03/2014 313.91 313.91 311.94 311.94 1,133
10/02/2014 297 315 296 314.69 1,931
10/01/2014 305 305 295.01 295.01 1,671
09/30/2014 305 314.49 305 305.01 3,556
09/29/2014 306.97 306.97 306.97 306.97 955
09/26/2014 305 318.64 305 318.64 2,216
09/25/2014 305 313.83 305 305.01 1,734
09/24/2014 305 311.12 305 310 1,475
09/23/2014 306 311.53 305 305.21 2,771
09/22/2014 316.02 316.02 313.25 313.25 1,969
09/19/2014 312.41 317.98 312.41 316.02 6,002
09/18/2014 305.01 311 305.01 311 1,031
09/17/2014 308.35 308.35 305.01 305.01 687
09/16/2014 307.5 309.45 307.5 309.45 1,100
09/15/2014 307.5 307.5 304.99 305.01 4,232
09/12/2014 310.2 310.5 305.0001 307.15 2,205
09/11/2014 316.2 318 292.55 308.99 11,210
09/10/2014 310.69 319.76 310.69 319.76 3,353
09/09/2014 315.31 315.31 315.31 315.31 570
09/08/2014 319.351 319.92 316.821 319.92 1,040
09/05/2014 328.12 328.12 321.2 323 2,249
09/04/2014 323.64 323.64 323.64 323.64 294
09/03/2014 328.97 329.99 324.74 328 2,660
09/02/2014 326.21 328.7 326.21 328.7 2,483
08/29/2014 320 320 320 320 829
08/28/2014 319 322.93 319 322.2 1,547
*This data reflects the latest intra-day delayed pricing.
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