FrançaisWhat if you had invested in Tandem Diabetes Care (TNDM)?
📈 See the interactive version (live chart) →
Calculator: how much would I have made?
If you had invested $1000…
| Investment | Value today | Gain |
|---|---|---|
| 1 years ago (2025) | $431 | -57% |
| 3 years ago (2023) | $346 | -65% |
| 5 years ago (2021) | $162 | -84% |
| 10 years ago (2016) | $132 | -87% |
| since 2013 | $60.30 | -94% |
Performance and « what if you had invested » — year by year
| Year | Year's return | $1,000 invested at year start → worth today |
|---|---|---|
| 2026 (YTD) | -29% | $707 (-29%) |
| 2025 | -39% | $431 (-57%) |
| 2024 | +22% | $525 (-47%) |
| 2023 | -34% | $346 (-65%) |
| 2022 | -70% | $103 (-90%) |
| 2021 | +57% | $162 (-84%) |
| 2020 | +61% | $261 (-74%) |
| 2019 | +57% | $409 (-59%) |
| 2018 | +1509% | $6,585 (+558%) |
| 2017 | -89% | $723 (-28%) |
| 2016 | -82% | $132 (-87%) |
📊 See the analyst analysis of Tandem Diabetes Care →
Frequently asked questions
How much would I have made investing in Tandem Diabetes Care?
$1000 invested in Tandem Diabetes Care 5 years ago would be worth $162 today, and $132 over 10 years (price return, excluding dividends).
What was Tandem Diabetes Care's return in recent years?
Calendar-year returns — 2024: +22%. 2025: -39%. 2026: -29%. Full breakdown in the table above.
What is Tandem Diabetes Care's average annual return?
Over 10 years, Tandem Diabetes Care's average annual return (CAGR) is about -18% per year, and -30%/yr over 5 years.
What was Tandem Diabetes Care's best and worst year?
Best year: 2018 (+1509%). Worst year: 2017 (-89%).
What if I had invested a different amount ($100, $5,000, $10,000) in Tandem Diabetes Care?
It's proportional — just multiply. Over 5 years, $1,000 invested in Tandem Diabetes Care is worth $162, so $100 would be worth a tenth, $5,000 five times more, and $10,000 ten times more. Use the calculator at the top of the page for your exact amount and chosen year.
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⚠️ Past performance, no predictive value and not investment advice. Prices in $, excluding dividends. Data: Yahoo Finance.