IDT vs TNDM
Comparison between IDT Corp - Class B (IDT, Company) and Tandem Diabetes Care Inc (TNDM, Company).
IDT is from the Communication Services sector, while TNDM is from the Healthcare sector.
5-Year PerformanceIDT has outperformed TNDM, delivering a return of +4.0% compared to -26.4%
IDT vs TNDM - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
IDT vs TNDM - Historical Returns
Returns include dividend reinvestment.
IDT vs TNDM - Annual Returns (2001 - 2026)
Returns include dividend reinvestment.
| Year | IDT | TNDM |
|---|---|---|
| 2026 | +33.09% | +7.33% |
| 2025 | +9.28% | -38.67% |
| 2024 | +41.68% | +27.14% |
| 2023 | +20.97% | -33.62% |
| 2022 | -36.54% | -70.05% |
| 2021 | +249.64% | +61.00% |
| 2020 | +71.91% | +58.91% |
| 2019 | +13.90% | +75.32% |
| 2018 | -32.76% | +1394.88% |
| 2017 | -40.90% | -88.76% |
| 2016 | +102.23% | -81.35% |
| 2015 | -36.15% | -6.64% |
| 2014 | +24.10% | -50.37% |
| 2013 | +122.05% | +33.80% |
| 2012 | +10.79% | N/A |
| 2011 | -34.63% | N/A |
| 2010 | +462.80% | N/A |
| 2009 | +341.85% | N/A |
| 2008 | -94.88% | N/A |
| 2007 | -34.83% | N/A |
| 2006 | +14.14% | N/A |
| 2005 | -23.33% | N/A |
| 2004 | -30.89% | N/A |
| 2003 | +54.72% | N/A |
| 2002 | +2.04% | N/A |
| 2001 | +25.36% | N/A |
IDT vs TNDM Drawdown Comparison
The maximum drawdown for IDT was -99.05%, occurring on Dec 19, 2008. Recovery took 3889 trading sessions.
The maximum drawdown for TNDM was -99.25%, occurring on Nov 3, 2017. This drawdown has not yet recovered.
The current IDT drawdown is -3.47%. The current TNDM drawdown is -92.28%.
| Rank | IDT | TNDM |
|---|---|---|
| #1 | -99.05% May 31, 2001 - Nov 14, 2016 | -99.25% Jan 10, 2014 - Nov 3, 2017 |
| #2 | -72.54% Nov 23, 2016 - Feb 5, 2021 | -8.83% Dec 5, 2013 - Dec 26, 2013 |
| #3 | -66.93% Nov 12, 2021 - Jun 6, 2025 | -8.24% Nov 15, 2013 - Nov 27, 2013 |
| #4 | -33.18% Jul 2, 2025 - Oct 10, 2025 | -1.92% Nov 27, 2013 - Dec 2, 2013 |
| #5 | -27.72% Aug 13, 2021 - Nov 5, 2021 | -0.80% Dec 27, 2013 - Dec 31, 2013 |
| #6 | -22.15% Feb 10, 2021 - Mar 9, 2021 | -0.70% Dec 31, 2013 - Jan 3, 2014 |
| #7 | -15.80% Jun 9, 2021 - Jul 2, 2021 | -0.35% Dec 2, 2013 - Dec 4, 2013 |
| #8 | -12.37% Jul 12, 2021 - Jul 21, 2021 | -0.28% Jan 7, 2014 - Jan 9, 2014 |
| #9 | -7.82% Apr 19, 2021 - Apr 26, 2021 | N/A |
| #10 | -7.19% Nov 14, 2016 - Nov 21, 2016 | N/A |
| #11 | -6.82% Jul 26, 2021 - Jul 29, 2021 | N/A |
| #12 | -6.46% Jul 29, 2021 - Aug 10, 2021 | N/A |
| #13 | -5.99% Jun 6, 2025 - Jul 1, 2025 | N/A |
| #14 | -5.11% May 3, 2021 - May 10, 2021 | N/A |
| #15 | -4.97% Mar 16, 2021 - Mar 26, 2021 | N/A |
Correlation
Correlation between IDT and TNDM is -0.33 which considered as a weak negative correlation - the stocks show a slight tendency to move in opposite directions.
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