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Alphatec Holdings, Inc. (ATEC)
NASDAQ: ATEC · Real-Time Price · USD
13.62
-0.39 (-2.78%)
At close: Feb 27, 2026, 4:00 PM EST
13.65
+0.03 (0.22%)
After-hours: Feb 27, 2026, 5:53 PM EST

Alphatec Holdings Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Feb 27, 202613.8013.9013.5013.6213.62-2.78%2,121,392
Feb 26, 202614.2114.4513.5714.0114.01-0.21%1,988,610
Feb 25, 202613.2614.2313.1314.0414.040.79%6,014,838
Feb 24, 202613.1813.9813.0013.9313.935.85%5,771,277
Feb 23, 202612.9113.3612.7713.1613.161.15%2,477,879
Feb 20, 202613.6313.6312.8013.0113.01-3.49%2,575,076
Feb 19, 202613.5313.7313.2413.4813.48-0.44%1,395,533
Feb 18, 202613.7713.9113.5113.5413.540.30%2,913,305
Feb 17, 202613.3613.8213.2613.5013.501.05%1,461,161
Feb 13, 202613.2213.5613.2213.3613.361.98%1,832,660
Feb 12, 202613.5513.7313.0113.1013.10-2.75%2,497,181
Feb 11, 202613.8014.3113.2813.4713.47-3.09%2,229,597
Feb 10, 202613.6214.6513.5413.9013.902.89%3,353,404
Feb 9, 202613.8413.8413.3313.5113.51-2.24%2,437,030
Feb 6, 202613.5014.0513.3513.8213.822.37%2,253,653
Feb 5, 202614.0614.2113.4313.5013.50-3.98%3,270,074
Feb 4, 202614.6214.6213.7214.0614.06-4.16%2,847,134
Feb 3, 202614.4614.9114.3014.6714.671.24%3,273,503
Feb 2, 202614.5414.9814.4314.4914.49-2.29%3,473,189
Jan 30, 202615.0015.2214.5414.8314.83-0.13%3,354,986
Jan 29, 202615.2615.2614.3514.8514.85-2.69%3,758,182
Jan 28, 202615.2715.5514.9715.2615.26-2,058,174
Jan 27, 202615.4315.5414.9315.2615.26-2.68%2,811,092
Jan 26, 202615.5816.1015.5815.6815.680.38%2,319,118
Jan 23, 202615.8016.2315.5515.6215.62-1.14%2,184,161
Jan 22, 202616.9117.1215.7815.8015.80-7.22%4,530,541
Jan 21, 202617.1117.3516.5717.0317.03-0.70%3,376,001
Jan 20, 202617.2517.4816.8517.1517.15-3.33%3,329,478
Jan 16, 202617.4017.9717.3917.7417.741.60%3,729,095
Jan 15, 202616.1517.5016.0017.4617.469.47%7,942,897
Jan 14, 202616.4216.5315.4215.9515.95-3.04%4,561,680
Jan 13, 202617.6017.8416.1516.4516.45-6.48%8,671,395
Jan 12, 202621.4721.5617.4317.5917.59-22.34%13,648,119
Jan 9, 202622.6522.8921.9922.6522.65-0.13%2,453,590
Jan 8, 202622.2523.2922.1322.6822.683.23%4,248,830
Jan 7, 202622.0222.2221.7321.9721.970.83%1,415,576
Jan 6, 202621.0721.8621.0721.7921.792.78%2,402,887
Jan 5, 202620.5321.3720.4821.2021.202.12%1,685,391
Jan 2, 202621.0021.2020.2920.7620.76-1.33%1,658,019
Dec 31, 202520.9221.3020.8921.0421.040.86%1,498,780
Dec 30, 202520.9421.1620.8420.8620.86-0.57%1,189,414
Dec 29, 202521.0021.2020.9020.9820.980.07%1,149,103
Dec 26, 202520.8321.0420.7220.9720.970.94%1,026,917
Dec 24, 202520.9320.9420.5520.7720.77-1.10%956,347
Dec 23, 202520.5021.0320.4821.0021.001.45%2,258,139
Dec 22, 202520.0020.9519.6920.7020.703.45%3,791,248
Dec 19, 202519.8720.3419.7820.0120.010.70%2,093,683
Dec 18, 202519.8020.2119.6619.8719.871.53%1,203,109
Dec 17, 202519.6620.0719.4719.5719.57-0.96%1,551,178
Dec 16, 202519.8919.9919.3319.7619.760.25%2,529,593
Dec 15, 202519.8620.1119.5119.7119.71-1.25%2,675,441
Dec 12, 202519.9820.4419.9319.9619.960.25%1,836,465
Dec 11, 202521.2021.4219.7719.9119.91-4.74%2,576,178
Dec 10, 202520.7221.0120.5420.9020.901.11%4,026,107
Dec 9, 202521.0021.1320.6220.6720.67-1.38%1,429,245
Dec 8, 202521.3521.4220.9620.9620.96-2.28%2,285,844
Dec 5, 202521.4721.6521.2821.4521.450.80%1,848,553
Dec 4, 202521.2921.5721.1421.2821.280.24%1,282,338
Dec 3, 202521.1121.4620.8721.2321.230.28%2,097,824
Dec 2, 202521.9922.0621.1421.1721.17-3.60%2,915,812
Dec 1, 202522.3822.4421.8221.9621.96-2.62%1,852,961
Nov 28, 202522.5822.6022.3022.5522.55-0.18%769,384
Nov 26, 202521.9622.6621.6822.5922.593.48%2,478,680
Nov 25, 202520.7422.0020.6421.8321.835.82%2,887,087
Nov 24, 202520.3520.8020.3120.6320.631.58%2,199,184
Nov 21, 202519.5320.7419.0920.3120.313.57%2,307,083
Nov 20, 202519.9720.0019.4319.6119.61-0.05%1,267,569
Nov 19, 202519.9020.2019.6019.6219.62-1.56%1,610,350
Nov 18, 202519.8220.2019.4119.9319.930.30%2,009,432
Nov 17, 202519.5219.9419.4219.8719.870.66%1,680,838
Nov 14, 202519.8720.0619.5119.7419.74-2.28%2,603,599
Nov 13, 202520.7520.8220.0020.2020.20-2.65%2,140,971
Nov 12, 202520.7521.1620.6720.7520.750.14%3,683,678
Nov 11, 202520.4121.0420.4020.7220.722.37%2,304,438
Nov 10, 202519.7520.6519.6320.2420.242.22%2,604,716
Nov 7, 202519.6220.1719.4919.8019.801.49%2,364,460
Nov 6, 202519.6420.0019.0719.5119.51-1.06%2,643,563
Nov 5, 202519.4419.9819.4319.7219.721.54%2,888,107
Nov 4, 202519.0219.5719.0219.4219.420.67%2,473,891
Nov 3, 202518.8519.4717.8819.2919.291.58%4,551,002
Oct 31, 202520.0320.1518.6918.9918.9916.29%11,584,901
Oct 30, 202516.5016.7316.2116.3316.33-0.97%4,115,542
Oct 29, 202516.5917.1516.4616.4916.49-0.96%2,235,140
Oct 28, 202516.7217.1116.6216.6516.650.42%2,434,831
Oct 27, 202516.1216.7516.0216.5816.582.92%2,305,094
Oct 24, 202516.2016.2816.0116.1116.111.38%1,830,531
Oct 23, 202515.6615.9315.4515.8915.891.40%1,228,759
Oct 22, 202515.5915.9115.3815.6715.671.10%2,095,720
Oct 21, 202515.5715.8415.2015.5015.50-2,529,288
Oct 20, 202514.9815.5214.8215.5015.504.10%1,953,953
Oct 17, 202514.2614.9914.0514.8914.894.42%2,411,040
Oct 16, 202514.1314.5013.9214.2614.261.93%2,450,867
Oct 15, 202513.7714.3413.5513.9913.991.30%2,399,325
Oct 14, 202513.2113.9813.1913.8113.814.31%2,115,713
Oct 13, 202513.1613.5213.1413.2413.240.76%1,796,969
Oct 10, 202513.7713.8713.1313.1413.14-4.51%1,522,268
Oct 9, 202514.0014.0513.7113.7613.76-1.85%1,482,736
Oct 8, 202513.4514.0513.3114.0214.024.24%2,316,078
Oct 7, 202513.6213.9813.3713.4513.45-1.10%1,809,945
Oct 6, 202514.0014.0613.5413.6013.60-2.58%1,877,530