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Tandem Diabetes Care Inc Stock (TNDM) Price History

The historical daily chart and data for Tandem Diabetes Care Inc stock (TNDM), show that the latest closing stock price as of October 16, 2026, is $16.24.
  • Tandem Diabetes Care Inc all-time high stock price is $269.00, occurred on March 03, 2014.
  • The lowest Tandem Diabetes Care Inc stock price recorded was $2.14 on February 09, 2018. Since then, Tandem Diabetes Care Inc's stock price has risen over 658.88% to $16.24 now.
  • The 52-week high stock price for TNDM is $29.65, representing a 82.57% increase from the current share price, occurred on February 24, 2026.
  • The 52-week low stock price for TNDM is $12.26, indicating a -24.51% decrease from the current share price, occurred on May 15, 2026.
  • The closing price of Tandem Diabetes Care Inc (TNDM) stock in the beginning of 2025 was $35.84. The stock closed the year at $21.98, a loss of over -38.67% for the year.
The table below shows more information about TNDM historical price data:
Date High Low High - Low Volume % Change
Oct 16, 2026 $17.25 $16.14 $1.11 1,634,311.0 -1.69%
Oct 15, 2026 $16.55 $15.61 $0.935 4,590,450.0 +3.19%
Oct 14, 2026 $16.70 $15.86 $0.84 2,221,716.0 -3.84%
Oct 13, 2026 $16.80 $15.71 $1.09 1,708,696.0 +1.22%
Oct 12, 2026 $16.91 $15.86 $1.05 1,579,728.0 +2.11%
Oct 09, 2026 $16.13 $15.38 $0.75 1,431,357.0 +2.78%
Oct 08, 2026 $15.77 $15.12 $0.64 2,899,015.0 -1.04%
Oct 07, 2026 $16.64 $15.73 $0.91 2,273,377.0 -1.98%
Oct 06, 2026 $17.05 $15.94 $1.11 1,484,879.0 -2.18%
Oct 05, 2026 $16.95 $16.14 $0.81 1,790,266.0 +0.12%
Oct 02, 2026 $17.35 $16.27 $1.08 2,194,632.0 +0.00%
Oct 01, 2026 $16.58 $16.04 $0.54 2,402,334.0 +1.16%
Sep 30, 2026 $16.68 $16.00 $0.68 2,198,743.0 -1.57%
Sep 29, 2026 $16.64 $15.87 $0.775 1,849,231.0 +0.91%
Sep 28, 2026 $16.54 $15.52 $1.02 2,852,543.0 +4.45%
Sep 25, 2026 $16.18 $14.83 $1.35 2,839,699.0 +3.29%
Sep 24, 2026 $16.60 $15.20 $1.40 2,651,102.0 -7.08%
Sep 23, 2026 $17.67 $15.87 $1.81 2,806,771.0 -6.40%
Sep 22, 2026 $18.03 $16.97 $1.06 2,688,156.0 -0.68%
Sep 21, 2026 $17.83 $16.60 $1.23 2,101,589.0 +4.45%
Sep 18, 2026 $17.15 $16.77 $0.38 2,282,062.0 -2.09%

Tandem Diabetes Care Inc Stock (TNDM) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Tandem Diabetes Care Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of TNDM shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Tandem Diabetes Care Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Tandem Diabetes Care Inc Stock (TNDM) Price History 2026

Month High Low High - Low Volume % Change
Oct, 2026 $17.35 $15.12 $2.23 26,210,761.0 -0.43%
Sep, 2026 $22.21 $14.83 $7.38 44,443,472.0 -25.90%
Aug, 2026 $24.81 $17.07 $7.74 43,417,188.0 +12.87%
Jul, 2026 $19.66 $14.57 $5.09 36,064,049.0 +29.22%
Jun, 2026 $20.62 $13.95 $6.67 51,995,345.0 -12.27%
May, 2026 $20.44 $12.26 $8.18 61,652,176.0 -11.91%
Apr, 2026 $21.96 $17.59 $4.38 32,674,273.0 +1.85%
Mar, 2026 $26.38 $18.89 $7.49 43,024,572.0 -24.23%
Feb, 2026 $29.65 $17.71 $11.94 51,774,778.0 +27.20%
Jan, 2026 $23.95 $18.90 $5.05 26,832,453.0 -9.51%

Tandem Diabetes Care Inc Stock (TNDM) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $24.50 $19.33 $5.17 30,995,461.0 +7.14%
Nov, 2025 $22.13 $13.23 $8.89 53,275,582.0 +50.07%
Oct, 2025 $15.92 $12.07 $3.85 41,077,750.0 +15.32%
Sep, 2025 $13.52 $11.46 $2.06 37,324,128.0 -2.96%
Aug, 2025 $15.66 $9.98 $5.68 58,460,516.0 -19.70%
Jul, 2025 $18.13 $14.31 $3.82 40,194,646.0 -16.42%
Jun, 2025 $22.59 $18.54 $4.05 27,165,536.0 -5.95%
May, 2025 $24.00 $18.27 $5.73 34,837,860.0 +17.63%
Apr, 2025 $19.39 $15.75 $3.63 33,520,744.0 -12.06%
Mar, 2025 $22.39 $17.64 $4.75 33,290,996.0 -13.46%
Feb, 2025 $37.78 $20.36 $17.42 34,142,809.0 -40.26%
Jan, 2025 $38.28 $34.33 $3.95 18,418,245.0 +2.89%

Tandem Diabetes Care Inc Stock (TNDM) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $37.62 $29.48 $8.14 24,099,446.0 +20.37%
Nov, 2024 $35.50 $27.15 $8.35 33,169,411.0 -2.36%
Oct, 2024 $42.70 $30.68 $12.02 27,731,462.0 -26.03%
Sep, 2024 $47.60 $39.58 $8.02 22,585,387.0 -2.51%
Aug, 2024 $46.43 $34.60 $11.83 33,562,665.0 +17.63%
Jul, 2024 $48.24 $35.59 $12.65 32,699,169.0 -8.22%
Jun, 2024 $53.63 $39.04 $14.59 32,525,760.0 -21.35%
May, 2024 $53.69 $34.43 $19.26 39,749,779.0 +39.63%
Apr, 2024 $38.16 $30.12 $8.04 26,497,516.0 +3.61%
Mar, 2024 $36.09 $25.78 $10.31 47,955,955.0 +32.97%
Feb, 2024 $31.07 $21.94 $9.13 33,861,809.0 +16.80%
Jan, 2024 $30.18 $21.85 $8.33 32,964,983.0 -22.92%
$88.27
price down icon 1.23%
$21.78
price down icon 0.41%
$10.78
price up icon 0.00%
$13.21
price down icon 2.37%
$17.57
price down icon 3.20%
$25.04
price down icon 9.41%
Cap:     |  Volume (24h):