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Tandem Diabetes Care, Inc. (TNDM)
NASDAQ: TNDM · Real-Time Price · USD
20.65
+0.72 (3.61%)
At close: Dec 4, 2025, 4:00 PM EST
20.71
+0.06 (0.29%)
After-hours: Dec 4, 2025, 5:42 PM EST

Tandem Diabetes Care Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Dec 4, 202519.7820.7719.7020.7120.713.91%1,107,644
Dec 3, 202519.6220.6219.4719.9319.931.58%1,856,869
Dec 2, 202520.7321.0719.4819.6219.62-4.34%2,255,303
Dec 1, 202519.9820.5319.3320.5120.51-2.38%2,126,318
Nov 28, 202520.8221.1720.2421.0121.011.35%942,513
Nov 26, 202521.7421.8220.6120.7320.73-5.08%1,874,501
Nov 25, 202521.5022.1321.2621.8421.841.72%2,352,592
Nov 24, 202521.1621.7720.9121.4721.470.89%3,387,132
Nov 21, 202519.4821.4819.3521.2821.289.13%3,265,153
Nov 20, 202518.9720.1318.9119.5019.504.06%3,413,724
Nov 19, 202518.7119.0718.5718.7418.740.16%1,990,821
Nov 18, 202518.1419.2317.8618.7118.712.02%5,422,821
Nov 17, 202518.6119.2818.1118.3418.34-1.45%1,996,358
Nov 14, 202517.0118.7016.9518.6118.616.16%2,460,427
Nov 13, 202517.9718.1717.4117.5317.53-2.93%2,090,371
Nov 12, 202517.3918.6417.2018.0618.063.08%2,635,069
Nov 11, 202516.5218.4016.3917.5217.527.03%3,513,489
Nov 10, 202516.5116.6915.5016.3716.370.68%3,312,586
Nov 7, 202516.0016.7115.2016.2616.2621.98%6,035,292
Nov 6, 202514.6114.8213.2413.3313.33-9.13%2,814,966
Nov 5, 202515.2015.3014.4514.6714.67-3.55%1,570,892
Nov 4, 202514.2315.3614.1415.2115.215.92%2,472,862
Nov 3, 202514.1714.4213.6914.3614.362.57%1,860,795
Oct 31, 202514.2114.2913.6614.0014.00-4.04%1,733,126
Oct 30, 202515.0515.4314.5114.5914.59-3.70%1,800,800
Oct 29, 202515.1215.4114.8415.1515.150.33%1,359,103
Oct 28, 202514.9515.5114.7215.1015.101.07%1,469,464
Oct 27, 202515.0015.2014.8114.9414.94-0.07%1,093,055
Oct 24, 202514.8315.3614.8014.9514.951.98%1,343,473
Oct 23, 202514.9615.0714.6314.6614.66-2.01%1,095,985
Oct 22, 202515.2815.7014.8414.9614.96-2.79%1,257,572
Oct 21, 202515.2515.9215.1215.3915.39-0.97%1,828,755
Oct 20, 202515.0215.7814.9215.5415.545.07%1,693,842
Oct 17, 202515.0215.5814.5314.7914.79-3.27%1,258,998
Oct 16, 202514.9315.5314.8015.2915.293.66%1,968,901
Oct 15, 202514.5215.3314.4514.7514.752.57%2,370,447
Oct 14, 202513.6914.4613.5014.3814.383.68%3,101,183
Oct 13, 202514.1114.3513.8013.8713.87-0.93%1,227,152
Oct 10, 202514.8114.8113.4914.0014.00-5.53%1,755,437
Oct 9, 202515.3415.5714.7814.8214.82-3.39%2,179,414
Oct 8, 202514.5215.3414.5215.3415.345.65%2,202,692
Oct 7, 202515.1415.2314.4914.5214.52-3.26%1,879,257
Oct 6, 202514.9015.1814.6015.0115.012.04%2,136,363
Oct 3, 202513.2114.8513.1814.7114.7112.20%2,237,674
Oct 2, 202512.4613.2012.3813.1113.115.64%2,429,756
Oct 1, 202512.1812.6412.0712.4112.412.22%1,685,467
Sep 30, 202511.7512.1911.4612.1412.142.97%1,561,217
Sep 29, 202512.0812.0811.6811.7911.79-1.75%1,421,668
Sep 26, 202512.0012.1611.7812.0012.000.33%1,242,642
Sep 25, 202512.4212.5511.8611.9611.96-5.38%1,960,807