Tandem Diabetes Care, Inc. (TNDM)
NASDAQ: TNDM · Real-Time Price · USD
20.88
-0.26 (-1.23%)
At close: Mar 9, 2026, 4:00 PM EDT
20.88
0.00 (0.00%)
After-hours: Mar 9, 2026, 4:10 PM EDT
Tandem Diabetes Care Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Mar 9, 2026 | 20.60 | 21.28 | 20.17 | 20.97 | - | -0.80% | 1,612,081 |
| Mar 6, 2026 | 22.12 | 22.59 | 21.02 | 21.14 | 21.14 | -6.58% | 1,797,423 |
| Mar 5, 2026 | 22.81 | 23.22 | 22.31 | 22.63 | 22.63 | -3.33% | 1,538,453 |
| Mar 4, 2026 | 23.92 | 24.48 | 23.38 | 23.41 | 23.41 | -1.39% | 1,762,238 |
| Mar 3, 2026 | 24.41 | 24.64 | 23.62 | 23.74 | 23.74 | -5.91% | 2,159,910 |
| Mar 2, 2026 | 24.88 | 25.39 | 24.32 | 25.23 | 25.23 | -0.28% | 1,457,488 |
| Feb 27, 2026 | 26.10 | 26.10 | 24.93 | 25.30 | 25.30 | -1.90% | 1,780,431 |
| Feb 26, 2026 | 25.98 | 26.88 | 25.57 | 25.79 | 25.79 | -0.85% | 2,778,290 |
| Feb 25, 2026 | 26.92 | 27.05 | 25.62 | 26.01 | 26.01 | -3.31% | 7,112,277 |
| Feb 24, 2026 | 25.71 | 29.65 | 25.70 | 26.90 | 26.90 | -4.81% | 6,247,587 |
| Feb 23, 2026 | 25.59 | 28.90 | 24.77 | 28.26 | 28.26 | 15.02% | 6,653,664 |
| Feb 20, 2026 | 22.75 | 26.21 | 22.00 | 24.57 | 24.57 | 32.67% | 12,698,964 |
| Feb 19, 2026 | 18.95 | 19.09 | 17.71 | 18.52 | 18.52 | -2.22% | 1,992,106 |
| Feb 18, 2026 | 19.14 | 19.27 | 18.45 | 18.94 | 18.94 | 0.53% | 1,518,211 |
| Feb 17, 2026 | 19.00 | 19.56 | 18.68 | 18.84 | 18.84 | -0.58% | 1,235,003 |
| Feb 13, 2026 | 18.95 | 19.50 | 18.49 | 18.95 | 18.95 | 1.39% | 753,131 |
| Feb 12, 2026 | 19.63 | 19.81 | 18.34 | 18.69 | 18.69 | -4.93% | 975,431 |
| Feb 11, 2026 | 19.47 | 19.92 | 18.50 | 19.66 | 19.66 | 0.61% | 1,296,649 |
| Feb 10, 2026 | 19.13 | 20.27 | 18.90 | 19.54 | 19.54 | 3.44% | 1,071,285 |
| Feb 9, 2026 | 19.34 | 19.39 | 18.81 | 18.89 | 18.89 | -1.46% | 781,377 |
| Feb 6, 2026 | 19.04 | 19.53 | 18.99 | 19.17 | 19.17 | 1.21% | 738,205 |
| Feb 5, 2026 | 18.80 | 19.32 | 18.63 | 18.94 | 18.94 | -0.26% | 837,816 |
| Feb 4, 2026 | 19.44 | 19.99 | 18.63 | 18.99 | 18.99 | -2.31% | 1,336,958 |
| Feb 3, 2026 | 20.13 | 20.88 | 19.18 | 19.44 | 19.44 | -3.24% | 923,225 |
| Feb 2, 2026 | 19.89 | 20.96 | 19.57 | 20.09 | 20.09 | 1.01% | 1,137,126 |
| Jan 30, 2026 | 19.57 | 20.32 | 19.04 | 19.89 | 19.89 | 0.66% | 1,672,137 |
| Jan 29, 2026 | 19.05 | 19.86 | 18.90 | 19.76 | 19.76 | 3.40% | 2,039,071 |
| Jan 28, 2026 | 20.19 | 20.20 | 19.06 | 19.11 | 19.11 | -5.16% | 1,128,957 |
| Jan 27, 2026 | 20.22 | 20.60 | 19.75 | 20.15 | 20.15 | -0.25% | 1,032,321 |
| Jan 26, 2026 | 19.80 | 20.52 | 19.75 | 20.20 | 20.20 | 1.51% | 851,481 |
| Jan 23, 2026 | 20.45 | 20.75 | 19.76 | 19.90 | 19.90 | -3.35% | 1,174,919 |
| Jan 22, 2026 | 20.72 | 21.64 | 20.42 | 20.59 | 20.59 | -0.72% | 2,014,476 |
| Jan 21, 2026 | 20.93 | 21.25 | 20.34 | 20.74 | 20.74 | 1.22% | 1,140,740 |
| Jan 20, 2026 | 19.97 | 20.65 | 19.61 | 20.49 | 20.49 | 1.64% | 1,345,561 |
| Jan 16, 2026 | 20.83 | 21.98 | 20.11 | 20.16 | 20.16 | -4.32% | 1,377,238 |
| Jan 15, 2026 | 20.80 | 21.35 | 20.53 | 21.07 | 21.07 | 0.96% | 1,099,176 |
| Jan 14, 2026 | 20.75 | 20.97 | 20.21 | 20.87 | 20.87 | -0.14% | 1,048,098 |
| Jan 13, 2026 | 21.38 | 21.43 | 20.41 | 20.90 | 20.90 | -2.11% | 1,640,263 |
| Jan 12, 2026 | 21.64 | 22.14 | 21.15 | 21.35 | 21.35 | -1.61% | 1,245,742 |
| Jan 9, 2026 | 23.03 | 23.11 | 20.29 | 21.70 | 21.70 | -3.56% | 2,399,863 |
| Jan 8, 2026 | 22.71 | 23.35 | 22.06 | 22.50 | 22.50 | -0.92% | 1,211,208 |
| Jan 7, 2026 | 23.55 | 23.58 | 22.71 | 22.71 | 22.71 | -3.53% | 920,109 |
| Jan 6, 2026 | 23.27 | 23.95 | 22.99 | 23.54 | 23.54 | 1.68% | 1,052,678 |
| Jan 5, 2026 | 21.50 | 23.18 | 21.35 | 23.15 | 23.15 | 7.42% | 1,784,407 |
| Jan 2, 2026 | 22.31 | 22.45 | 21.55 | 21.55 | 21.55 | -1.96% | 993,154 |
| Dec 31, 2025 | 22.31 | 22.45 | 21.98 | 21.98 | 21.98 | -2.35% | 815,090 |
| Dec 30, 2025 | 22.32 | 22.55 | 22.17 | 22.51 | 22.51 | 0.81% | 671,854 |
| Dec 29, 2025 | 22.35 | 22.68 | 21.97 | 22.33 | 22.33 | -0.09% | 784,819 |
| Dec 26, 2025 | 22.48 | 22.48 | 22.13 | 22.35 | 22.35 | -0.58% | 830,112 |
| Dec 24, 2025 | 22.43 | 22.79 | 22.12 | 22.48 | 22.48 | -0.62% | 597,738 |
| Dec 23, 2025 | 23.01 | 23.28 | 22.51 | 22.62 | 22.62 | -2.75% | 1,133,087 |
| Dec 22, 2025 | 22.09 | 24.06 | 22.05 | 23.26 | 23.26 | 5.39% | 1,615,100 |
| Dec 19, 2025 | 21.80 | 22.37 | 21.75 | 22.07 | 22.07 | 1.24% | 1,900,149 |
| Dec 18, 2025 | 22.44 | 22.73 | 21.77 | 21.80 | 21.80 | -2.77% | 1,142,012 |
| Dec 17, 2025 | 22.67 | 23.10 | 22.30 | 22.42 | 22.42 | -0.80% | 1,796,047 |
| Dec 16, 2025 | 24.46 | 24.50 | 22.13 | 22.60 | 22.60 | 2.22% | 2,863,097 |
| Dec 15, 2025 | 21.61 | 22.16 | 21.32 | 22.11 | 22.11 | 3.37% | 1,803,354 |
| Dec 12, 2025 | 21.31 | 21.68 | 20.56 | 21.39 | 21.39 | 2.00% | 1,564,298 |
| Dec 11, 2025 | 20.78 | 21.81 | 20.42 | 20.97 | 20.97 | -2.24% | 1,882,943 |
| Dec 10, 2025 | 20.41 | 22.10 | 20.27 | 21.45 | 21.45 | 4.94% | 2,690,638 |
| Dec 9, 2025 | 20.79 | 21.05 | 20.30 | 20.44 | 20.44 | -1.45% | 1,959,921 |
| Dec 8, 2025 | 21.01 | 21.28 | 20.20 | 20.74 | 20.74 | -0.86% | 973,847 |
| Dec 5, 2025 | 20.74 | 21.36 | 20.51 | 20.92 | 20.92 | 1.01% | 1,405,601 |
| Dec 4, 2025 | 19.78 | 20.77 | 19.70 | 20.71 | 20.71 | 3.91% | 1,211,310 |
| Dec 3, 2025 | 19.62 | 20.62 | 19.47 | 19.93 | 19.93 | 1.58% | 1,856,968 |
| Dec 2, 2025 | 20.73 | 21.07 | 19.48 | 19.62 | 19.62 | -4.34% | 2,255,303 |
| Dec 1, 2025 | 19.98 | 20.53 | 19.33 | 20.51 | 20.51 | -2.38% | 2,126,406 |
| Nov 28, 2025 | 20.82 | 21.17 | 20.24 | 21.01 | 21.01 | 1.35% | 942,513 |
| Nov 26, 2025 | 21.74 | 21.82 | 20.61 | 20.73 | 20.73 | -5.08% | 1,876,197 |
| Nov 25, 2025 | 21.50 | 22.13 | 21.26 | 21.84 | 21.84 | 1.72% | 2,352,762 |
| Nov 24, 2025 | 21.16 | 21.77 | 20.91 | 21.47 | 21.47 | 0.89% | 4,184,949 |
| Nov 21, 2025 | 19.48 | 21.48 | 19.35 | 21.28 | 21.28 | 9.13% | 3,265,354 |
| Nov 20, 2025 | 18.97 | 20.13 | 18.91 | 19.50 | 19.50 | 4.06% | 3,414,710 |
| Nov 19, 2025 | 18.71 | 19.07 | 18.57 | 18.74 | 18.74 | 0.16% | 1,990,821 |
| Nov 18, 2025 | 18.14 | 19.23 | 17.86 | 18.71 | 18.71 | 2.02% | 5,422,821 |
| Nov 17, 2025 | 18.61 | 19.28 | 18.11 | 18.34 | 18.34 | -1.45% | 1,996,358 |
| Nov 14, 2025 | 17.01 | 18.70 | 16.95 | 18.61 | 18.61 | 6.16% | 2,460,427 |
| Nov 13, 2025 | 17.97 | 18.17 | 17.41 | 17.53 | 17.53 | -2.93% | 2,090,371 |
| Nov 12, 2025 | 17.39 | 18.64 | 17.20 | 18.06 | 18.06 | 3.08% | 2,635,069 |
| Nov 11, 2025 | 16.52 | 18.40 | 16.39 | 17.52 | 17.52 | 7.03% | 3,513,489 |
| Nov 10, 2025 | 16.51 | 16.69 | 15.50 | 16.37 | 16.37 | 0.68% | 3,312,586 |
| Nov 7, 2025 | 16.00 | 16.71 | 15.20 | 16.26 | 16.26 | 21.98% | 6,035,292 |
| Nov 6, 2025 | 14.61 | 14.82 | 13.24 | 13.33 | 13.33 | -9.13% | 2,814,966 |
| Nov 5, 2025 | 15.20 | 15.30 | 14.45 | 14.67 | 14.67 | -3.55% | 1,570,892 |
| Nov 4, 2025 | 14.23 | 15.36 | 14.14 | 15.21 | 15.21 | 5.92% | 2,472,862 |
| Nov 3, 2025 | 14.17 | 14.42 | 13.69 | 14.36 | 14.36 | 2.57% | 1,860,795 |
| Oct 31, 2025 | 14.21 | 14.29 | 13.66 | 14.00 | 14.00 | -4.04% | 1,733,126 |
| Oct 30, 2025 | 15.05 | 15.43 | 14.51 | 14.59 | 14.59 | -3.70% | 1,800,800 |
| Oct 29, 2025 | 15.12 | 15.41 | 14.84 | 15.15 | 15.15 | 0.33% | 1,359,103 |
| Oct 28, 2025 | 14.95 | 15.51 | 14.72 | 15.10 | 15.10 | 1.07% | 1,469,464 |
| Oct 27, 2025 | 15.00 | 15.20 | 14.81 | 14.94 | 14.94 | -0.07% | 1,093,055 |
| Oct 24, 2025 | 14.83 | 15.36 | 14.80 | 14.95 | 14.95 | 1.98% | 1,343,473 |
| Oct 23, 2025 | 14.96 | 15.07 | 14.63 | 14.66 | 14.66 | -2.01% | 1,095,985 |
| Oct 22, 2025 | 15.28 | 15.70 | 14.84 | 14.96 | 14.96 | -2.79% | 1,257,572 |
| Oct 21, 2025 | 15.25 | 15.92 | 15.12 | 15.39 | 15.39 | -0.97% | 1,828,755 |
| Oct 20, 2025 | 15.02 | 15.78 | 14.92 | 15.54 | 15.54 | 5.07% | 1,693,842 |
| Oct 17, 2025 | 15.02 | 15.58 | 14.53 | 14.79 | 14.79 | -3.27% | 1,258,998 |
| Oct 16, 2025 | 14.93 | 15.53 | 14.80 | 15.29 | 15.29 | 3.66% | 1,968,901 |
| Oct 15, 2025 | 14.52 | 15.33 | 14.45 | 14.75 | 14.75 | 2.57% | 2,370,447 |
| Oct 14, 2025 | 13.69 | 14.46 | 13.50 | 14.38 | 14.38 | 3.68% | 3,101,183 |