price
TN
NASDAQ · TNDM
Tandem Diabetes Care, Inc.
Healthcare · Medical - Devices
$15.22
Up+$0.50 (+3.29%)
Updated Sep 25, 2026, 11:28 PM
SID Score
3.6/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 1.42B
- P/E ratio
- -6.98
- Dividend yield
- 0.00%
- 52-week range
- $11.46 – $29.65
- Volume
- 2.65M
- Avg. volume
- 2.11M
Price performance
TNDM price history
1M range · 20 trading sessions · Daily adjusted prices
TNDM closed at $15.22 after 20 trading sessions, down 28.88% for the selected period.
- Last close
- $15.22
- Period change
- -28.88%
- Period low
- $15.22
- Period high
- $22.01
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Sep 24, 2026 | $16.43 | $16.602 | $15.20 | $15.22 | 2.65M |
| Sep 23, 2026 | $17.44 | $17.67 | $15.865 | $16.38 | 2.81M |
| Sep 22, 2026 | $17.88 | $18.03 | $16.97 | $17.50 | 2.69M |
| Sep 21, 2026 | $17.01 | $17.83 | $16.60 | $17.62 | 2.1M |
| Sep 18, 2026 | $17.13 | $17.15 | $16.77 | $16.87 | 2.28M |
| Sep 17, 2026 | $17.72 | $17.72 | $16.93 | $17.23 | 2.22M |
| Sep 16, 2026 | $16.305 | $18.00 | $16.12 | $17.53 | 3.87M |
| Sep 15, 2026 | $16.66 | $17.005 | $16.25 | $16.28 | 2.38M |
| Sep 14, 2026 | $17.18 | $17.62 | $16.60 | $16.81 | 2.2M |
| Sep 11, 2026 | $18.48 | $18.67 | $17.065 | $17.11 | 1.79M |
| Sep 10, 2026 | $18.77 | $19.05 | $18.095 | $18.31 | 1.59M |
| Sep 9, 2026 | $19.67 | $19.73 | $19.035 | $19.11 | 1.57M |
| Sep 8, 2026 | $19.51 | $20.62 | $19.34 | $19.88 | 1.64M |
| Sep 4, 2026 | $20.04 | $20.36 | $19.49 | $19.90 | 1.36M |
| Sep 3, 2026 | $20.71 | $20.91 | $20.03 | $20.43 | 1.59M |
| Sep 2, 2026 | $21.25 | $21.735 | $20.54 | $20.56 | 1.14M |
| Sep 1, 2026 | $21.98 | $22.2105 | $21.08 | $21.28 | 919.28K |
| Aug 31, 2026 | $21.00 | $22.295 | $20.56 | $22.01 | 1.66M |
| Aug 28, 2026 | $21.40 | $21.77 | $21.22 | $21.43 | 921.99K |
| Aug 27, 2026 | $21.20 | $21.94 | $21.02 | $21.40 | 1.03M |
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