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Alphatec Holdings, Inc. (ATEC)
NASDAQ: ATEC · Real-Time Price · USD
15.50
+0.61 (4.10%)
Oct 20, 2025, 4:00 PM EDT - Market closed

Alphatec Holdings Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
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
Oct 3, 202513.7614.0713.7413.9613.961.45%1,475,160
Oct 2, 202513.9714.3313.5713.7613.76-1.50%1,986,627
Oct 1, 202514.3914.3913.7313.9713.97-3.92%2,594,453
Sep 30, 202514.7014.8014.4014.5414.54-1.42%3,026,638
Sep 29, 202515.0115.1114.6514.7514.75-1.80%1,241,606
Sep 26, 202515.4715.5014.9515.0215.02-2.40%1,339,252
Sep 25, 202515.1415.4814.9315.3915.391.18%1,299,060
Sep 24, 202515.5815.6715.1515.2115.21-1.81%1,268,316
Sep 23, 202515.6015.6515.3515.4915.49-0.71%1,036,250
Sep 22, 202515.5015.6915.2915.6015.600.39%1,373,094
Sep 19, 202515.3915.5715.1715.5415.542.10%2,658,991
Sep 18, 202514.7015.2514.6815.2215.223.54%1,611,621
Sep 17, 202515.0415.1314.6514.7014.70-2.20%1,789,510
Sep 16, 202515.0015.1714.7415.0315.03-0.13%1,324,294
Sep 15, 202515.3215.4415.0315.0515.05-1.38%1,232,188
Sep 12, 202515.4615.5215.1315.2615.26-2.37%1,736,720
Sep 11, 202515.3915.6915.2615.6315.631.82%2,416,444
Sep 10, 202515.7515.8915.2115.3515.35-2.85%2,030,294
Sep 9, 202516.3416.3815.7715.8015.80-3.30%2,583,620
Sep 8, 202516.5916.5916.2016.3416.34-0.37%1,342,835
Sep 5, 202516.5616.6516.3216.4016.40-0.91%1,427,181
Sep 4, 202515.9016.7015.8016.5516.554.09%3,213,161
Sep 3, 202515.5315.9315.5215.9015.901.40%2,081,359
Sep 2, 202515.5415.9815.5415.6815.68-1.38%2,801,427
Aug 29, 202516.1416.1415.7715.9015.90-0.81%1,651,222
Aug 28, 202516.1616.1615.1016.0316.03-0.93%3,599,168
Aug 27, 202516.0016.3215.8716.1816.180.81%1,739,946
Aug 26, 202515.9016.1615.7716.0516.051.33%1,954,715
Aug 25, 202515.6416.0315.5515.8415.84-1.83%1,536,982
Aug 22, 202516.1316.4715.8416.1416.141.29%2,490,745
Aug 21, 202515.8516.0715.7815.9315.930.25%1,884,155
Aug 20, 202515.7915.9315.7215.8915.890.57%1,575,131
Aug 19, 202515.9115.9815.7215.8015.80-0.38%1,878,008
Aug 18, 202515.7515.9115.6615.8615.861.02%1,602,310
Aug 15, 202515.6715.8915.5015.7015.700.83%1,804,568
Aug 14, 202515.6015.6715.4015.5715.57-1.46%1,666,000
Aug 13, 202515.8716.0215.4315.8015.800.51%2,391,791
Aug 12, 202515.4915.8415.3915.7215.722.61%2,607,547
Aug 11, 202514.9815.4414.7515.3215.322.34%2,244,830