Historical Stock Prices

NI 
$16.99
*  
0.87
4.87%
Get NI Alerts
*Delayed - data as of Jul. 2, 2015  -  Find a broker to begin trading NI now
Exchange: NYSE
Industry: Public Utilities
Community Rating:
 
 
Symbol List Views
FlashQuotes InfoQuotes
Stock Details
Summary Quote Real-Time Quote After Hours Quote Pre-market Quote Historical Quote Option Chain
CHARTS
Basic Chart Interactive Chart
COMPANY NEWS
Company Headlines Press Releases Market Stream
STOCK ANALYSIS
Analyst Research Guru Analysis Stock Report Competitors Stock Consultant Stock Comparison
FUNDAMENTALS
Call Transcripts Annual Report Income Statement Revenue/EPS SEC Filings Short Interest Dividend History
HOLDINGS
Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
 Save Stocks

Get up to 10 years of daily historical stock prices & volumes.

Select the Timeframe:

Results for: 1 Year, From 03-JUL-2014 TO 03-JUL-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.
07/02/2015 17.61 17.94 16.91 16.99 16,010,300
07/01/2015 17.672 17.7107 17.4395 17.61 3,740,554
06/30/2015 17.672 17.8308 17.6061 17.6642 2,910,080
06/29/2015 17.9393 18.1369 17.7921 17.8037 2,179,037
06/26/2015 18.0285 18.0285 17.8638 17.92 2,947,353
06/25/2015 18.2493 18.2958 17.9897 18.0323 2,130,975
06/24/2015 18.2997 18.3423 18.1408 18.2106 1,898,457
06/23/2015 18.1447 18.6329 18.1447 18.35 2,161,431
06/22/2015 18.7026 18.9506 18.6213 18.7181 2,432,633
06/19/2015 18.7724 18.877 18.6038 18.6174 2,704,422
06/18/2015 18.7569 18.97 18.6949 18.877 3,497,498
06/17/2015 18.0904 19.0475 18.0904 18.753 6,544,893
06/16/2015 17.8928 18.0866 17.8192 18.0827 2,277,698
06/15/2015 17.8231 18.013 17.7069 17.9587 2,622,356
06/12/2015 17.8502 17.951 17.7572 17.8076 1,838,534
06/11/2015 17.7805 17.9665 17.7113 17.9587 2,351,735
06/10/2015 17.579 17.7495 17.517 17.6836 1,426,181
06/09/2015 17.4473 17.5635 17.4201 17.4589 1,056,507
06/08/2015 17.5596 17.6449 17.4279 17.4395 1,729,322
06/05/2015 17.5093 17.5984 17.3465 17.548 1,445,601
06/04/2015 17.7572 17.9161 17.6836 17.6991 1,347,752
06/03/2015 18.0246 18.0866 17.7572 17.8386 1,953,217
06/02/2015 18.1369 18.1447 17.8773 18.0246 1,639,396
06/01/2015 18.2648 18.3733 18.2183 18.2338 1,289,436
05/29/2015 18.3307 18.4159 18.2454 18.2803 1,935,757
05/28/2015 18.1524 18.3694 18.0207 18.35 1,760,478
05/27/2015 18.2377 18.2919 18.104 18.1524 1,854,586
05/26/2015 18.2958 18.3113 18.1563 18.2261 3,047,136
05/22/2015 18.2532 18.4547 18.1369 18.3345 1,987,258
05/21/2015 18.2416 18.3733 18.1098 18.2454 2,310,738
05/20/2015 18.1951 18.5167 18.1447 18.2919 3,744,132
05/19/2015 17.9045 18.2493 17.8773 18.1834 2,618,091
05/18/2015 17.5131 18.0556 17.4744 18.0478 3,878,293
05/15/2015 17.1179 17.6255 17.0792 17.6216 2,882,804
05/14/2015 17.1024 17.3736 17.0676 17.1102 2,776,708
05/13/2015 17.2729 17.3775 16.9746 17.0249 3,202,996
05/12/2015 17.1102 17.2729 16.9862 17.2264 2,855,594
05/11/2015 17.1799 17.4666 17.1102 17.1954 2,633,024
05/08/2015 16.8971 17.2109 16.8777 17.0753 2,608,621
05/07/2015 16.6452 16.777 16.6181 16.6723 1,372,423
05/06/2015 16.7498 16.8235 16.3701 16.6065 2,275,227
05/05/2015 17.0714 17.0986 16.6181 16.7072 1,858,646
05/04/2015 17.0017 17.2845 17.0017 17.1024 1,078,531
05/01/2015 16.8467 17.0133 16.7382 16.9939 2,042,368
04/30/2015 17.0559 17.2419 16.7111 16.8235 2,336,986
04/29/2015 17.0598 17.1024 16.9358 17.0482 1,565,498
04/28/2015 17.0094 17.2458 16.9707 17.1644 1,883,518
04/27/2015 17.4356 17.4356 17.0869 17.2032 1,767,908
04/24/2015 17.269 17.5325 17.269 17.3853 1,528,410
04/23/2015 17.1295 17.3814 17.1295 17.2768 1,695,561
04/22/2015 17.0056 17.2187 16.87 17.1218 2,195,400
04/21/2015 16.9048 17.1334 16.8545 16.9242 2,272,477
04/20/2015 16.7847 16.9784 16.7343 16.8583 2,724,865
04/17/2015 16.6414 16.7847 16.5832 16.7188 2,253,327
04/16/2015 16.9087 16.9242 16.6414 16.7886 2,292,412
04/15/2015 16.8118 17.0017 16.7615 16.9552 2,254,255
04/14/2015 16.7886 16.87 16.6878 16.7731 2,398,769
04/13/2015 17.0249 17.0249 16.746 16.746 1,615,957
04/10/2015 16.9591 17.0404 16.8196 17.0017 1,313,473
04/09/2015 17.0172 17.0172 16.8157 16.9048 1,250,947
04/08/2015 17.1722 17.1896 16.9823 17.0598 1,553,069
04/07/2015 17.269 17.2962 17.1179 17.1257 1,666,666
04/06/2015 17.1915 17.4124 17.1179 17.3078 1,240,203
04/02/2015 17.1683 17.3814 17.0753 17.1102 2,338,693
04/01/2015 17.0714 17.2225 16.8545 17.145 2,601,680
03/31/2015 17.1179 17.2942 17.0009 17.1102 2,902,503
03/30/2015 17.0482 17.1838 16.9513 17.1179 1,981,867
03/27/2015 16.5329 17.1063 16.4864 17.0172 2,976,383
03/26/2015 16.6995 16.7925 16.5755 16.5832 2,023,000
03/25/2015 16.7653 16.8622 16.6568 16.6956 2,804,583
03/24/2015 16.8855 16.9707 16.6878 16.6956 1,502,125
03/23/2015 16.9978 17.0947 16.9106 16.9397 2,316,533
03/20/2015 16.839 17.0908 16.7576 17.0404 2,689,851
03/19/2015 16.9087 17.0714 16.715 16.7382 1,647,289
03/18/2015 16.2578 17.0598 16.1725 16.9591 2,156,537
03/17/2015 16.1919 16.2733 16.1105 16.2423 1,796,483
03/16/2015 16.0447 16.2837 16.0369 16.2113 1,472,106
03/13/2015 16.2616 16.2733 15.8432 15.971 1,381,530
03/12/2015 15.9904 16.3546 15.9478 16.2965 1,515,258
03/11/2015 16.1067 16.1687 15.8432 15.8703 1,727,718
03/10/2015 16.0757 16.25 15.9827 16.1067 1,682,145
03/09/2015 16.1687 16.2268 16.1028 16.1338 1,117,597
03/06/2015 16.4166 16.4166 16.0098 16.1144 2,173,004
03/05/2015 16.5096 16.6646 16.4244 16.622 1,409,762
03/04/2015 16.4128 16.5057 16.3469 16.4476 1,165,973
03/03/2015 16.3895 16.5174 16.2791 16.4709 1,132,562
03/02/2015 16.5949 16.6336 16.281 16.405 2,381,162
02/27/2015 16.498 16.6414 16.4166 16.6259 2,020,550
02/26/2015 16.715 16.8041 16.4709 16.4825 2,482,565
02/25/2015 16.9668 17.0366 16.6142 16.6878 1,657,315
02/24/2015 16.9009 17.1116 16.8273 16.9862 980,748
02/23/2015 16.8777 16.9397 16.7615 16.9319 1,222,722
02/20/2015 16.8893 16.9823 16.6452 16.9009 1,516,406
02/19/2015 17.0521 17.1412 16.7789 16.8428 2,495,591
02/18/2015 16.5251 17.1799 16.5019 17.0133 4,055,419
02/17/2015 16.436 16.6065 16.3081 16.4902 3,121,140
02/13/2015 16.7537 16.7886 16.3469 16.4747 2,924,431
02/12/2015 16.8118 16.8796 16.5949 16.8041 2,750,639
02/11/2015 17.2458 17.2458 16.6414 16.7576 3,268,763
02/10/2015 16.6801 17.4744 16.6801 17.3853 4,015,061
02/09/2015 16.6917 16.8041 16.5522 16.6917 2,188,414
02/06/2015 17.3698 17.3698 16.5561 16.715 3,349,285
02/05/2015 17.2729 17.4356 17.0869 17.4356 2,175,584
02/04/2015 17.3 17.3891 17.2032 17.2613 2,548,789
02/03/2015 17.0133 17.4473 16.9591 17.4279 2,801,326
02/02/2015 16.8196 17.0753 16.6026 17.0133 2,313,359
01/30/2015 16.8002 17.0947 16.7382 16.7615 1,881,868
01/29/2015 16.6723 16.9533 16.5949 16.9242 1,671,956
01/28/2015 17.0598 17.2303 16.6375 16.6956 1,612,697
01/27/2015 16.9242 17.1683 16.9242 17.0288 1,814,909
01/26/2015 17.0947 17.1179 16.835 16.9978 1,514,132
01/23/2015 17.2303 17.2962 17.1295 17.1334 1,690,175
01/22/2015 17.3465 17.3969 16.9862 17.1644 1,430,448
01/21/2015 17.0482 17.3543 16.9281 17.2768 1,893,016
01/20/2015 17.1489 17.1644 16.9126 17.1257 1,529,092
01/16/2015 16.8738 17.0637 16.7886 17.0521 1,367,859
01/15/2015 16.7963 16.9513 16.7111 16.8816 2,095,078
01/14/2015 16.2733 16.7615 16.2461 16.7305 2,423,751
01/13/2015 16.5174 16.6994 16.2926 16.3895 2,133,816
01/12/2015 16.5019 16.5019 16.188 16.3934 1,933,217
01/09/2015 16.6336 16.6336 16.2868 16.4709 1,447,387
01/08/2015 16.4089 16.6568 16.3391 16.6336 1,717,230
01/07/2015 16.1764 16.4128 16.0834 16.3353 1,362,659
01/06/2015 16.25 16.4476 15.9749 16.064 2,894,856
01/05/2015 16.405 16.498 16.1958 16.2539 2,303,861
01/02/2015 16.4825 16.5716 16.2965 16.4476 2,151,092
12/31/2014 16.8467 16.8583 16.4011 16.436 1,796,240
12/30/2014 17.1605 17.1683 16.7731 16.8196 1,414,820
12/29/2014 17.0598 17.4008 17.0482 17.1683 1,804,365
12/26/2014 16.7033 17.1179 16.7033 17.0792 1,658,283
12/24/2014 16.3081 16.7305 16.2888 16.6917 880,474
12/23/2014 16.3159 16.4321 16.2655 16.312 1,178,597
12/22/2014 16.188 16.3081 16.1454 16.2849 1,069,644
12/19/2014 16.1725 16.3004 16.0098 16.1687 2,487,315
12/18/2014 15.7424 16.1105 15.6456 16.1067 2,064,104
12/17/2014 15.1845 15.6688 15.169 15.6146 3,214,497
12/16/2014 15.2 15.5565 15.0489 15.1496 1,741,604
12/15/2014 15.5371 15.5681 15.1709 15.2194 1,628,364
12/12/2014 15.7347 15.7967 15.4635 15.4867 2,251,330
12/11/2014 15.8083 15.9827 15.7541 15.8044 1,798,825
12/10/2014 16.2268 16.2849 15.7657 15.7928 1,825,372
12/09/2014 16.0137 16.2345 15.9555 16.2306 1,237,624
12/08/2014 16.2306 16.2965 16.0098 16.0795 1,264,909
12/05/2014 16.2694 16.4089 16.1415 16.1996 1,524,280
12/04/2014 16.2965 16.4457 16.2268 16.4089 1,659,051
12/03/2014 16.1958 16.3004 16.1222 16.281 1,630,796
12/02/2014 16.0214 16.2384 15.9788 16.219 2,084,312
12/01/2014 16.1028 16.1958 16.0447 16.0834 1,622,714
11/28/2014 16.1609 16.312 16.1609 16.2113 1,276,494
11/26/2014 16.2035 16.2616 16.0989 16.2035 1,205,212
11/25/2014 16.0408 16.2113 15.9594 16.157 1,525,993
11/24/2014 16.0679 16.1648 16.002 16.0292 1,432,397
11/21/2014 16.1609 16.2539 15.9207 16.0408 3,150,671
11/20/2014 15.8083 15.9982 15.7541 15.9865 1,752,941
11/19/2014 15.8703 15.9594 15.7579 15.8626 1,835,473
11/18/2014 15.9788 16.0524 15.8819 15.9129 3,689,318
11/17/2014 15.8122 15.9284 15.7657 15.9284 1,592,315
11/14/2014 15.9129 15.9284 15.7269 15.8044 2,145,767
11/13/2014 16.1648 16.1687 15.8819 15.9788 1,951,943
11/12/2014 16.3353 16.3624 16.0369 16.1067 2,167,223
11/11/2014 16.4554 16.4825 16.2733 16.4709 1,383,344
11/10/2014 16.3895 16.4554 16.3275 16.4515 1,642,151
11/07/2014 16.374 16.4321 16.2771 16.4205 1,965,692
11/06/2014 16.4902 16.5019 16.2151 16.3779 2,528,676
11/05/2014 16.2578 16.5367 16.1687 16.5329 2,360,288
11/04/2014 16.5212 16.5716 16.0873 16.1105 1,860,236
11/03/2014 16.2965 16.5639 16.2423 16.5174 2,424,130
10/31/2014 16.4554 16.467 16.1028 16.2965 2,216,773
10/30/2014 16.2849 16.4515 15.792 16.4166 1,687,242
10/29/2014 16.2151 16.2384 15.9284 16.126 1,411,355
10/28/2014 16.1222 16.2965 16.0795 16.2849 1,934,924
10/27/2014 16.1687 16.2384 16.066 16.1105 1,137,953
10/24/2014 16.0369 16.312 16.0137 16.1803 1,612,179
10/23/2014 15.9207 16.1144 15.9091 15.9943 1,240,041
10/22/2014 15.8781 16.0795 15.7386 15.7928 1,818,329
10/21/2014 15.9478 15.9478 15.8044 15.8897 1,658,937
10/20/2014 15.3899 15.8044 15.3782 15.7851 2,019,878
10/17/2014 15.3627 15.5293 15.2659 15.3821 2,702,845
10/16/2014 14.8009 15.4131 14.6847 15.2775 3,110,384
10/15/2014 15.0063 15.1264 14.5607 14.952 3,496,928
10/14/2014 15.5642 15.5952 15.0528 15.1535 4,343,311
10/13/2014 15.7347 15.8393 15.4286 15.4441 1,559,587
10/10/2014 15.7928 15.9439 15.6921 15.7153 3,245,640
10/09/2014 16.3314 16.3856 15.6998 15.7308 3,461,937
10/08/2014 16.0757 16.343 16.0137 16.3353 1,669,216
10/07/2014 16.0175 16.1919 16.0144 16.0563 2,443,587
10/06/2014 15.9904 16.1338 15.9672 16.095 1,979,132
10/03/2014 15.8044 16.0059 15.696 15.9749 1,907,312
10/02/2014 15.8393 15.9478 15.6611 15.8006 2,525,284
10/01/2014 15.8626 16.0544 15.7994 15.8316 2,551,961
09/30/2014 15.9827 16.157 15.8432 15.8781 3,858,349
09/29/2014 15.5991 16.064 15.3472 15.8238 8,635,719
09/26/2014 14.9675 15.0256 14.8823 14.9482 2,680,980
09/25/2014 15.1303 15.2039 14.9443 14.9753 1,994,488
09/24/2014 15.262 15.262 15.1225 15.1496 1,155,435
09/23/2014 15.1923 15.3739 15.1341 15.2388 3,343,995
09/22/2014 15.355 15.3589 15.2019 15.2116 1,850,787
09/19/2014 15.3124 15.6223 15.2039 15.4054 4,238,552
09/18/2014 15.2581 15.355 15.0799 15.2 1,573,468
09/17/2014 15.3511 15.386 15.1574 15.2542 1,114,236
09/16/2014 15.0528 15.3627 15.0528 15.293 1,373,073
09/15/2014 15.1341 15.2039 15.0411 15.0838 1,498,478
09/12/2014 15.4325 15.4441 15.0528 15.1225 2,249,947
09/11/2014 15.479 15.5448 15.3937 15.5022 1,141,680
09/10/2014 15.5332 15.5758 15.4325 15.4828 1,232,072
09/09/2014 15.5991 15.7076 15.4945 15.5642 2,184,261
09/08/2014 15.6301 15.7424 15.5495 15.6495 1,519,096
09/05/2014 15.479 15.7541 15.479 15.6533 2,547,844
09/04/2014 15.3627 15.5138 15.3589 15.4364 1,844,806
09/03/2014 15.4092 15.51 15.3627 15.4209 1,358,178
09/02/2014 15.3511 15.51 15.2697 15.3744 1,896,115
08/29/2014 15.2969 15.4247 15.2814 15.3705 1,248,936
08/28/2014 15.1225 15.3279 15.0838 15.3085 1,302,370
08/27/2014 14.9908 15.2581 14.952 15.1419 1,453,493
08/26/2014 15.0256 15.1031 14.921 14.9365 1,348,861
08/25/2014 15.0489 15.0799 14.985 15.0295 1,839,410
08/22/2014 15.0256 15.0768 14.8939 14.9753 1,353,613
08/21/2014 15.0954 15.1264 14.9947 15.0295 1,358,514
08/20/2014 15.107 15.1303 15.0256 15.0799 1,374,316
08/19/2014 14.9482 15.0993 14.9365 15.0954 1,268,740
08/18/2014 15.0024 15.014 14.8823 14.921 1,367,676
08/15/2014 14.9404 15.0876 14.8745 14.9869 1,814,724
08/14/2014 14.7467 14.9133 14.6963 14.8939 1,078,720
08/13/2014 14.6033 14.7641 14.5878 14.7079 1,254,233
08/12/2014 14.5181 14.6227 14.4483 14.5723 1,488,571
08/11/2014 14.4793 14.6072 14.46 14.5065 1,480,884
08/08/2014 14.181 14.46 14.181 14.46 2,223,269
08/07/2014 14.2042 14.2779 14.1035 14.1771 1,586,761
08/06/2014 14.0686 14.2159 13.9485 14.1539 4,185,316
08/05/2014 14.4445 14.4638 14.1422 14.2159 3,145,419
08/04/2014 14.429 14.4948 14.0725 14.4832 3,530,923
08/01/2014 14.5839 14.7002 14.4018 14.429 2,721,339
07/31/2014 14.6382 14.8958 14.4561 14.5994 3,075,983
07/30/2014 15.0528 15.138 14.8009 14.921 2,290,137
07/29/2014 15.169 15.2465 15.045 15.0528 2,072,354
07/28/2014 15.2039 15.2969 15.1535 15.262 2,024,360
07/25/2014 15.293 15.3511 15.2194 15.231 1,156,201
07/24/2014 15.2814 15.3821 15.2194 15.3356 1,047,464
07/23/2014 15.2814 15.3279 15.2039 15.2775 1,051,837
07/22/2014 15.2233 15.3271 15.2078 15.2852 1,236,269
07/21/2014 15.1884 15.2388 15.0411 15.1961 979,111
07/18/2014 14.8707 15.2233 14.828 15.1961 2,576,082
07/17/2014 14.9404 15.0411 14.8823 14.8939 908,751
07/16/2014 15.0334 15.0373 14.8978 14.9985 1,182,758
07/15/2014 14.983 15.1341 14.9753 15.0102 1,202,692
07/14/2014 15.1884 15.2039 15.0102 15.0218 1,531,308
07/11/2014 15.0334 15.1864 15.0334 15.1458 1,981,792
07/10/2014 14.8668 15.1186 14.8164 15.0838 1,699,305
07/09/2014 14.8823 14.9559 14.7467 14.921 2,073,472
07/08/2014 14.8125 14.9017 14.7738 14.828 1,892,997
07/07/2014 14.828 14.9675 14.7428 14.8203 1,745,989
07/03/2014 14.9055 14.9637 14.7815 14.7932 1,232,797
*This data reflects the latest intra-day delayed pricing.
Download Excel icon Download this file in Excel Format

Research Brokers before you trade

Want to trade FX?