Skip to main content
NPK International Inc. (NPKI)
NYSE: NPKI · Real-Time Price · USD
15.76
-0.31 (-1.93%)
At close: Apr 28, 2026, 4:00 PM EDT
15.76
0.00 (0.00%)
After-hours: Apr 28, 2026, 6:30 PM EDT

NPK International Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Apr 28, 202616.0816.1915.7215.7615.76-1.93%934,780
Apr 27, 202615.7416.2115.6016.0716.076.42%1,360,632
Apr 24, 202614.6715.1314.6015.1015.102.65%604,999
Apr 23, 202614.6015.0414.5614.7114.711.38%507,950
Apr 22, 202614.4714.6614.3614.5114.511.47%669,993
Apr 21, 202614.3414.8114.2114.3014.30-0.14%529,999
Apr 20, 202614.6314.6814.1814.3214.32-2.59%660,636
Apr 17, 202614.3614.9414.3614.7014.702.30%520,678
Apr 16, 202615.0815.4414.3014.3714.37-5.21%938,360
Apr 15, 202615.0015.1714.8815.1615.161.07%508,625
Apr 14, 202615.0115.1214.7715.0015.00-0.13%600,583
Apr 13, 202615.0015.2114.8315.0215.02-0.07%459,192
Apr 10, 202615.0415.2014.9015.0315.03-544,391
Apr 9, 202614.7715.2414.5815.0315.031.14%837,578
Apr 8, 202614.7714.9314.6014.8614.863.70%1,323,186
Apr 7, 202614.3314.5014.1314.3314.33-0.56%650,435
Apr 6, 202614.3314.4914.2414.4114.41-0.07%728,817
Apr 2, 202614.1614.4914.0314.4214.420.42%644,967
Apr 1, 202614.5414.6814.3414.3614.36-0.90%488,505
Mar 31, 202614.4014.7314.3014.4914.491.83%580,265
Mar 30, 202614.7514.7514.1714.2314.23-2.60%716,441
Mar 27, 202614.2114.6314.2114.6114.611.32%751,139
Mar 26, 202614.7714.9114.3314.4214.42-3.42%541,267
Mar 25, 202615.0015.1414.8014.9314.930.34%813,272
Mar 24, 202614.0814.9014.0814.8814.884.57%575,032
Mar 23, 202613.8814.3013.7814.2314.234.94%595,574
Mar 20, 202614.1614.1613.3413.5613.56-3.56%1,206,388
Mar 19, 202613.7514.1513.7114.0614.061.30%634,642
Mar 18, 202613.7914.0813.6713.8813.88-0.07%645,519
Mar 17, 202613.8113.9813.7113.8913.891.24%517,220
Mar 16, 202613.5613.7313.3213.7213.722.69%571,930
Mar 13, 202613.2613.6213.1513.3613.361.37%598,381
Mar 12, 202613.3713.5113.0313.1813.18-3.37%919,628
Mar 11, 202613.7913.8713.4713.6413.64-2.08%430,670
Mar 10, 202613.8714.2313.7813.9313.930.36%699,979
Mar 9, 202613.3613.9113.1313.8813.882.36%588,464
Mar 6, 202613.4813.7313.1913.5613.56-1.88%819,235
Mar 5, 202613.9613.9613.4513.8213.82-1.78%849,131
Mar 4, 202613.9614.3313.6914.0714.072.78%1,292,311
Mar 3, 202613.6013.9013.1713.6913.69-2.70%1,005,636
Mar 2, 202614.4014.5213.9014.0714.07-2.49%1,097,449
Feb 27, 202614.8914.8913.4114.4314.43-3.09%2,198,021
Feb 26, 202615.2515.9614.4314.8914.894.13%1,841,038
Feb 25, 202614.5914.5914.0914.3014.30-1.17%656,152
Feb 24, 202614.4614.5814.1814.4714.470.56%442,659
Feb 23, 202614.5514.5514.0314.3914.39-1.30%526,151
Feb 20, 202614.5314.8114.3814.5814.58-0.27%583,137
Feb 19, 202614.5114.7314.2914.6214.620.27%540,928
Feb 18, 202614.6014.9014.4714.5814.580.41%514,253
Feb 17, 202614.4714.7414.1314.5214.520.55%688,872
Feb 13, 202613.8814.4913.6514.4414.443.51%871,045
Feb 12, 202614.7515.0513.8913.9513.95-4.65%675,346
Feb 11, 202614.5014.6914.2314.6314.632.81%569,712
Feb 10, 202614.2214.3314.0114.2314.23-576,029
Feb 9, 202614.1914.6213.8114.2314.230.85%678,647
Feb 6, 202613.8414.2513.8014.1114.113.07%856,132
Feb 5, 202613.8713.9013.4813.6913.69-0.73%548,131
Feb 4, 202614.4514.5613.4613.7913.79-3.90%936,563
Feb 3, 202614.4314.4813.9514.3514.352.28%646,491
Feb 2, 202613.6814.2013.6714.0314.031.59%605,001
Jan 30, 202613.6513.9113.5213.8113.81-0.14%582,329
Jan 29, 202613.8514.0013.4013.8313.831.69%564,404
Jan 28, 202613.9213.9213.4513.6013.60-1.88%601,519
Jan 27, 202613.6313.9713.5513.8613.861.54%462,971
Jan 26, 202613.8213.9813.6113.6513.65-0.51%730,921
Jan 23, 202614.3414.6913.6113.7213.72-3.24%996,702
Jan 22, 202613.9914.3313.7914.1814.181.50%1,093,913
Jan 21, 202613.5513.9813.4313.9713.974.10%611,697
Jan 20, 202613.7213.9313.2713.4213.42-3.66%731,792
Jan 16, 202613.8013.9813.5813.9313.931.09%649,730
Jan 15, 202613.6113.9413.6113.7813.781.25%425,142
Jan 14, 202613.6713.9813.4313.6113.61-0.37%523,271
Jan 13, 202613.0113.7913.0013.6613.665.81%1,058,444
Jan 12, 202612.2712.9512.2612.9112.913.95%565,333
Jan 9, 202612.5512.6012.2512.4212.42-0.72%422,744
Jan 8, 202612.0812.5412.0812.5112.513.39%440,965
Jan 7, 202612.5112.5612.0412.1012.10-2.81%452,948
Jan 6, 202612.5512.5512.2812.4512.45-1.11%499,213
Jan 5, 202612.2412.6812.1412.5912.594.05%599,132
Jan 2, 202612.0212.1211.8412.1012.101.51%444,412
Dec 31, 202512.1512.1511.8711.9211.92-1.65%376,504
Dec 30, 202512.1512.1512.0112.1212.120.17%332,907
Dec 29, 202512.1212.1411.9112.1012.10-0.17%478,862
Dec 26, 202512.1612.2811.9612.1212.12-0.66%333,343
Dec 24, 202512.1812.2812.0412.2012.20-0.16%206,587
Dec 23, 202512.2812.3512.2112.2212.22-0.89%385,288
Dec 22, 202512.3612.5712.2812.3312.330.74%481,284
Dec 19, 202512.2812.4212.2112.2412.24-0.73%1,502,529
Dec 18, 202512.5112.7112.2812.3312.33-0.08%591,238
Dec 17, 202512.6612.7612.2412.3412.34-2.45%572,732
Dec 16, 202512.8212.9712.3812.6512.65-1.63%614,848
Dec 15, 202512.9913.0812.8612.8612.86-0.39%575,816
Dec 12, 202513.1513.2512.8412.9112.91-1.45%540,217
Dec 11, 202512.8513.2212.8513.1013.100.92%539,695
Dec 10, 202512.8613.2312.8612.9812.980.31%843,616
Dec 9, 202512.6513.0112.6512.9412.941.73%513,747
Dec 8, 202512.8813.0912.6212.7212.72-0.63%710,929
Dec 5, 202512.9713.0912.7612.8012.80-1.08%624,979
Dec 4, 202512.5412.9512.4812.9412.943.52%822,029
Dec 3, 202512.5012.6912.4212.5012.500.64%1,252,517