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TANDEM DIABETES CARE INC (TNDM) Stock Technical Analysis

USA - NASDAQ:TNDM - US8753722037 - Common Stock

12.57 USD
-0.67 (-5.06%)
Last: 9/19/2025, 8:00:01 PM
12.75 USD
+0.18 (+1.43%)
After Hours: 9/19/2025, 8:00:01 PM
Technical Rating and Analysis

1

Overall TNDM gets a technical rating of 1 out of 10. TNDM's overall performance in the market is below average. Also recent evolutions are not that positive. Both the medium and short term picture give negative signs.

The long term trend is still negative, but the short term trend is neutral. It is advised to wait a little bit longer to see how this turns out.
When comparing the yearly performance of all stocks, TNDM is a bad performer in the overall market: 98% of all stocks are doing better.
TNDM is part of the Health Care Equipment & Supplies industry. There are 191 other stocks in this industry, of which 82% are performing better than TNDM.
TNDM is currently trading near the lower end of its 52 week range, which is not a good sign. Certainly not because the S&P500 Index is trading near new 52 week highs at the moment.
In the last month TNDM has a been trading in the 11.16 - 13.52 range, which is quite wide. It is currently trading near the high of this range.
Prices have been consolidating recently, this may present a good entry opportunity.
TNDM has an average volume of 2216350 traded shares per day. This is a good sign as it is always nice to have a liquid stock.
Weekly and Daily overview Charts
TANDEM DIABETES CARE INC / TNDM Weekly stock chart
TANDEM DIABETES CARE INC / TNDM Daily stock chart
Setup Rating and Analysis

8

TNDM has a bad technical rating, but it does show a decent setup pattern. Prices have been consolidating lately. There is very little resistance above the current price. There is a support zone below the current price at 12.50, a Stop Loss order could be placed below this zone. We notice that large players showed an interest for TNDM in the last couple of days, which is a good sign.

  • Behavior of large players is measured by the Effective Volume indicator. This indicator inspects the 1 minute timeframe looking for high volume transactions.
Support and Resistance Analysis

11.96

23.85

When analyzing the support we can see 2 important areas.

  • A support zone ranging from 12.40 to 12.50. This zone is formed by a combination of multiple trend lines and important moving averages in the daily time frame.
  • Support @12.08 from a horizontal line in the daily time frame.

3 important resistance areas can be observed.

  • Resistance @12.59 from a horizontal line in the weekly time frame.
  • A resistance zone ranging from 13.25 to 13.28. This zone is formed by a combination of multiple trend lines and important moving averages in the daily time frame.
  • Resistance @23.61 from a trend line in the weekly time frame.
Technical Indicator Signal Analysis

The Technical Rating and Setup analysis above combine different indicators and trends in different timeframes. Individual signals from indicators may give more contradictive signals and should always be interpreted in the more global context.

IndicatorValueSignalComment
ChartMill Long Term Trend IndicatorDOWNNEGATIVEThe long term trend for TNDM is down.
ChartMill Short Term Trend IndicatorNEUTRALNEUTRALThe short term trend for TNDM is neutral.
ChartMill Relative Strength2.12NEGATIVETNDM has a low relative strength, it was outperformed by 97.88% off all stocks on the market.
Simple Moving Average/SMA (20)UPPOSITIVEThe current price of TNDM is above the rising SMA(20).
Simple Moving Average/SMA (50)DOWNNEGATIVEThe current price of TNDM is below a declining SMA(50).
Simple Moving Average/SMA (200)DOWNNEGATIVEThe current price of TNDM is below a declining SMA(200).
Relative Strength Index/RSI (14)49.26NEUTRALThe RSI value for TNDM is a neutral value.
Moving Average Convergence Divergence/MACD (12, 26, 9)0.16POSITIVEThe MACD value suggests TNDM has a positive trend, although the MACD value is declining.
Stochastics (14,3)54.09NEUTRALThe Stochastics value for TNDM is a neutral value.
Average True Range in percent/ATR (20)5.37HIGH VOLATILITYThe high ATR as a percentage value for TNDM suggests high volalility.
Average Directional Index/ADX (14)15.5NEGATIVEThe low ADX value for TNDM suggests a weak or negative trend.
Chart- and CandleStick Pattern Analysis
Daily CandleStick Patterns
Bullish Engulfing (D)
Bullish Hammer (D)
Bearish Inverted Hammer (D)
Hanging Man (D)
Bullish Harami (D)
Doji (D)
Gravestone Doji (D)
DragonFly Doji (D)
Bearish Engulfing (D)
Bearish Shooting Star (D)
Bearish Harami (D)
Inside Bar (D)
Red Dog Reversal Down (D)
Red Dog Reversal Up (D)
Dark Cloud Cover (D)
Weekly CandleStick Patterns
Bullish Engulfing (W)
Bullish Hammer (W)
Bearish Inverted Hammer (W)
Hanging Man (W)
Bullish Harami (W)
Doji (W)
Gravestone Doji (W)
DragonFly Doji (W)
Bearish Engulfing (W)
Bearish Shooting Star (W)
Bearish Harami (W)
Inside Bar (W)
Dark Cloud Cover (W)
Daily Chart Patterns
Bull Flag
Bear Flag
Ascending Triangle (D)
Descending Triangle (D)
Symmetrical Triangle (D)
Squeeze
Channel (D)
Channel Up (D)
Channel Down (D)
Rising Wedge (D)
Falling Wedge (D)
Double Bottom (D)
Multiple Bottom (D)
Double Top (D)
Multiple Top (D)
Weekly Chart Patterns
Weekly Bull Flag
Weekly Bear Flag
Squeeze Week
Channel (W)
Double Bottom (W)
Multiple Bottom (W)
Double Top (W)
Multiple Top (W)
TANDEM DIABETES CARE INC / TNDM Daily stock chart

TANDEM DIABETES CARE INC

NASDAQ:TNDM (9/19/2025, 8:00:01 PM)

After market: 12.75 +0.18 (+1.43%)

12.57

-0.67 (-5.06%)

Chartmill TA Rating
Chartmill Setup Rating
Sector
GICS SectorHealth Care
GICS IndustryHealth Care Equipment & Supplies
Performance
% Chg-5.06%
1 Week2.44%
2 Weeks-0.08%
1 Month13.76%
3 Month-37.83%
6 Month-38.05%
12 Month-71.84%
2 Year-39.48%
3 Year-73.73%
5 Year-88.93%
10 Year-85.73%
15 YearN/A
Volatility
ATR(14)0.7
ATR(20)%5.37%
ATR Inc76.67%
Range Today0.97
ADR(20)0.66
ADR(20)%5.26%
Trend & SMA
ST Trend
LT Trend
SMA(5)
SMA(10)
SMA(20)
SMA(50)
SMA(100)
SMA(200)
Relative Strength & Ranges
CRS2.12
Mansfield-5.44
10 Day High13.52
10 Day Low12.01
20 Day High13.52
20 Day Low11.16
52 Week High47.6
52 Week Low9.98
CS1 End12.5
CR1 Start12.59
Volume & EV
DER(3)3.83%
DER(5)2.81%
Volume2.53M
Volume Incr21.56%
Vol(5)2.28M
Vol(50)2.22M