Tandem Diabetes Care, Inc. (TNDM) Stock Price History
Historical prices from 2013 to 2026
- 1M
- +4.6%
- 3M
- -10.0%
- YTD
- -21.5%
- 1Y
- +26.9%
- 3Y
- +3.4%
- 5Y
- -34.1%
Loading 10-year price history...
TNDM Historical Performance
TNDM Annual Returns
Year-by-year price performance · 2013–2026
- 2013 annual price return
- +33.8%
- 2014 annual price return
- -50.4%
- 2015 annual price return
- -6.6%
- 2016 annual price return
- -81.4%
- 2017 annual price return
- -88.8%
- 2018 annual price return
- +1394.9%
- 2019 annual price return
- +75.3%
- 2020 annual price return
- +58.9%
- 2021 annual price return
- +61.0%
- 2022 annual price return
- -70.1%
- 2023 annual price return
- -33.6%
- 2024 annual price return
- +27.1%
- 2025 annual price return
- -38.7%
- 2026 annual price return
- -25.2%
TNDM Stock Price Trajectory (2013–2026)
As of November 8, 2026, Tandem Diabetes Care, Inc. (TNDM) trades at $16.91, representing a +26.9% return over the past year. The stock has delivered a -87.5% total return over five years (-34.1% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $302.50 on January 14, 2014. From this peak, TNDM has corrected -94.4%, currently trading 10% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers PODD (-54.7% 1Y), DXCM (+36.9% 1Y), and ABBV (+33.0% 1Y), TNDM has underperformed the peer group average. Compare TNDM vs PODD →
TNDM Historical Price Data · from 2013
Rows 1–50 of 3,264| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-11-06 | 15.83 | 17.32 | 15.45 | 16.91 | 5.88M | -6.00% |
| 2026-11-05 | 18.93 | 19.57 | 17.63 | 17.99 | 3.03M | -5.56% |
| 2026-11-04 | 17.83 | 19.29 | 17.83 | 19.05 | 3.71M | +7.93% |
| 2026-11-03 | 18.67 | 18.67 | 17.61 | 17.65 | 2.57M | -5.46% |
| 2026-11-02 | 19.35 | 19.59 | 18.42 | 18.67 | 2.90M | -2.30% |
| 2026-10-30 | 19.42 | 19.59 | 18.71 | 19.11 | 1.87M | -3.44% |
| 2026-10-29 | 19.71 | 20.25 | 19.46 | 19.79 | 3.36M | +0.56% |
| 2026-10-28 | 18.93 | 19.71 | 18.75 | 19.68 | 2.14M | +2.39% |
| 2026-10-27 | 18.73 | 19.25 | 18.18 | 19.22 | 2.06M | +1.69% |
| 2026-10-26 | 17.42 | 18.98 | 17.21 | 18.90 | 4.49M | +8.43% |
| 2026-10-23 | 17.06 | 17.56 | 16.89 | 17.43 | 1.82M | +1.63% |
| 2026-10-22 | 16.47 | 17.20 | 16.24 | 17.15 | 1.87M | +4.89% |
| 2026-10-21 | 16.60 | 16.95 | 16.12 | 16.35 | 1.53M | -1.03% |
| 2026-10-20 | 16.47 | 16.86 | 16.37 | 16.52 | 1.59M | +0.85% |
| 2026-10-19 | 16.23 | 16.52 | 16.00 | 16.38 | 1.27M | +0.86% |
| 2026-10-16 | 16.61 | 17.25 | 16.14 | 16.24 | 1.63M | -1.69% |
| 2026-10-15 | 16.01 | 16.55 | 15.61 | 16.52 | 4.59M | +3.19% |
| 2026-10-14 | 16.64 | 16.70 | 15.86 | 16.01 | 2.22M | -3.84% |
| 2026-10-13 | 16.24 | 16.80 | 15.72 | 16.65 | 1.71M | +1.22% |
| 2026-10-12 | 16.11 | 16.91 | 15.86 | 16.45 | 1.58M | +2.11% |
| 2026-10-09 | 15.64 | 16.13 | 15.38 | 16.11 | 1.43M | +2.74% |
| 2026-10-08 | 15.57 | 15.77 | 15.13 | 15.68 | 2.90M | -1.01% |
| 2026-10-07 | 15.80 | 16.64 | 15.73 | 15.84 | 2.27M | -1.98% |
| 2026-10-06 | 16.77 | 17.05 | 15.94 | 16.16 | 1.48M | -2.18% |
| 2026-10-05 | 16.50 | 16.95 | 16.14 | 16.52 | 1.79M | +0.12% |
| 2026-10-02 | 16.66 | 17.35 | 16.27 | 16.50 | 2.19M | 0.00% |
| 2026-10-01 | 16.42 | 16.58 | 16.04 | 16.50 | 2.40M | +1.16% |
| 2026-09-30 | 16.63 | 16.68 | 16.00 | 16.31 | 2.20M | -1.57% |
| 2026-09-29 | 16.24 | 16.65 | 15.87 | 16.57 | 1.89M | +0.91% |
| 2026-09-28 | 15.60 | 16.54 | 15.52 | 16.42 | 2.85M | +4.45% |
| 2026-09-25 | 15.20 | 16.18 | 14.83 | 15.72 | 2.84M | +3.29% |
| 2026-09-24 | 16.43 | 16.60 | 15.20 | 15.22 | 2.65M | -7.08% |
| 2026-09-23 | 17.44 | 17.67 | 15.87 | 16.38 | 2.81M | -6.40% |
| 2026-09-22 | 17.88 | 18.03 | 16.97 | 17.50 | 2.69M | -0.68% |
| 2026-09-21 | 17.01 | 17.83 | 16.60 | 17.62 | 2.10M | +4.45% |
| 2026-09-18 | 17.13 | 17.15 | 16.77 | 16.87 | 2.28M | -2.09% |
| 2026-09-17 | 17.72 | 17.72 | 16.93 | 17.23 | 2.22M | -1.71% |
| 2026-09-16 | 16.31 | 18.00 | 16.12 | 17.53 | 3.87M | +7.68% |
| 2026-09-15 | 16.66 | 17.01 | 16.25 | 16.28 | 2.38M | -3.15% |
| 2026-09-14 | 17.18 | 17.62 | 16.60 | 16.81 | 2.20M | -1.75% |
| 2026-09-11 | 18.48 | 18.67 | 17.07 | 17.11 | 1.79M | -6.55% |
| 2026-09-10 | 18.77 | 19.05 | 18.10 | 18.31 | 1.59M | -4.19% |
| 2026-09-09 | 19.67 | 19.73 | 19.04 | 19.11 | 1.57M | -3.87% |
| 2026-09-08 | 19.51 | 20.62 | 19.34 | 19.88 | 1.64M | -0.10% |
| 2026-09-04 | 20.04 | 20.36 | 19.49 | 19.90 | 1.36M | -2.59% |
| 2026-09-03 | 20.71 | 20.91 | 20.03 | 20.43 | 1.59M | -0.63% |
| 2026-09-02 | 21.25 | 21.74 | 20.54 | 20.56 | 1.14M | -3.38% |
| 2026-09-01 | 21.98 | 22.21 | 21.08 | 21.28 | 919K | -3.32% |
| 2026-08-31 | 21.00 | 22.30 | 20.56 | 22.01 | 1.66M | +2.71% |
| 2026-08-28 | 21.40 | 21.77 | 21.22 | 21.43 | 922K | +0.14% |
TNDM Chart Terminal
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Live Breakouts Feed
High-probability breakout stocks crossing their pivot across 5 pattern engines.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
Peer Comparison
Compare growth, multiples, and margins vs sector.
TNDM — Frequently Asked Questions
Quick answers to the most common questions about buying TNDM stock.
How has TNDM stock performed recently?
TNDM returned +26.9% over the past year, beating its 5-year annualized CAGR of -34.1%. The stock trades below its 200-day moving average, confirming the uptrend.
What is TNDM's all-time high price?
Tandem Diabetes Care, Inc. reached $302.50 on 2014-01-14. The 52-week high is $29.65. Current 1-year return of +26.9% places the stock closer to historical peaks.
Where can I download TNDM historical price data?
This page provides TNDM daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2013-2026, downloadable in CSV format.