Tandem Diabetes Care Inc (TNDM)
Earnings
Annual and quarterly EPS data presented alongside analyst estimates, earnings surprises, and historical growth statistics. The side-by-side view of reported versus estimated EPS — combined with surprise percentage and report timing — allows investors to assess whether a company consistently beats, meets, or misses market expectations, and how that track record has evolved across full economic cycles.
Earnings annual
Fiscal date endingReported EPS
Dec 31, 2013
-27.0971
Dec 31, 2014
-34.2
Dec 31, 2015
-25.3
Dec 31, 2016
-28.05
Dec 31, 2017
-16.71
Dec 31, 2018
-1.64
Dec 31, 2019
-0.48
Dec 31, 2020
-0.63
Dec 31, 2021
0.23
Dec 31, 2022
-0.98
Dec 31, 2023
-1.58
Dec 31, 2024
-1.9156
Dec 31, 2025
-1.47
Mar 31, 2026
-0.3
Jun 30, 2026
-0.61
Calculation
Growth rate
23.74%
Average
-9.382
Maximum
Dec 31, 2021
0.23
Minimum
Dec 31, 2014
-34.2
Median
Dec 31, 2023
-1.58
Earnings quarterly
| Fiscal date ending | Sep 30, 2013 |
| Reported date | Nov 27, 2013 |
| Report time | PRE_MARKET |
| Reported EPS | -5.6971 |
| Estimated EPS | |
| Surprise | 0 |
| Surprise (%) | % |
| Fiscal date ending | Dec 31, 2013 |
| Reported date | Mar 6, 2014 |
| Report time | PRE_MARKET |
| Reported EPS | -21.4 |
| Estimated EPS | -11.37 |
| Surprise | -10.03 |
| Surprise (%) | -88.2146% |
| Fiscal date ending | Mar 31, 2014 |
| Reported date | May 6, 2014 |
| Report time | POST_MARKET |
| Reported EPS | -9.6 |
| Estimated EPS | -6.92 |
| Surprise | -2.68 |
| Surprise (%) | -38.7283% |
| Fiscal date ending | Jun 30, 2014 |
| Reported date | Jul 31, 2014 |
| Report time | POST_MARKET |
| Reported EPS | -8.3 |
| Estimated EPS | -8.89 |
| Surprise | 0.59 |
| Surprise (%) | 6.6367% |
| Fiscal date ending | Sep 30, 2014 |
| Reported date | Nov 6, 2014 |
| Report time | PRE_MARKET |
| Reported EPS | -8.5 |
| Estimated EPS | -8.17 |
| Surprise | -0.33 |
| Surprise (%) | -4.0392% |
| Fiscal date ending | Dec 31, 2014 |
| Reported date | Feb 24, 2015 |
| Report time | POST_MARKET |
| Reported EPS | -7.8 |
| Estimated EPS | -8.12 |
| Surprise | 0.32 |
| Surprise (%) | 3.9409% |
| Fiscal date ending | Mar 31, 2015 |
| Reported date | Apr 30, 2015 |
| Report time | POST_MARKET |
| Reported EPS | -8.3 |
| Estimated EPS | -7.83 |
| Surprise | -0.47 |
| Surprise (%) | -6.0026% |
| Fiscal date ending | Jun 30, 2015 |
| Reported date | Jul 30, 2015 |
| Report time | POST_MARKET |
| Reported EPS | -6.5 |
| Estimated EPS | -7.11 |
| Surprise | 0.61 |
| Surprise (%) | 8.5795% |
| Fiscal date ending | Sep 30, 2015 |
| Reported date | Oct 29, 2015 |
| Report time | POST_MARKET |
| Reported EPS | -6.5 |
| Estimated EPS | -8.04 |
| Surprise | 1.54 |
| Surprise (%) | 19.1542% |
| Fiscal date ending | Dec 31, 2015 |
| Reported date | Feb 24, 2016 |
| Report time | POST_MARKET |
| Reported EPS | -4 |
| Estimated EPS | -5.12 |
| Surprise | 1.12 |
| Surprise (%) | 21.875% |
| Fiscal date ending | Mar 31, 2016 |
| Reported date | Apr 28, 2016 |
| Report time | POST_MARKET |
| Reported EPS | -6.8 |
| Estimated EPS | -6.88 |
| Surprise | 0.08 |
| Surprise (%) | 1.1628% |
| Fiscal date ending | Jun 30, 2016 |
| Reported date | Jul 28, 2016 |
| Report time | POST_MARKET |
| Reported EPS | -6 |
| Estimated EPS | -6.47 |
| Surprise | 0.47 |
| Surprise (%) | 7.2643% |
| Fiscal date ending | Sep 30, 2016 |
| Reported date | Nov 1, 2016 |
| Report time | POST_MARKET |
| Reported EPS | -9.7 |
| Estimated EPS | -5.77 |
| Surprise | -3.93 |
| Surprise (%) | -68.1109% |
| Fiscal date ending | Dec 31, 2016 |
| Reported date | Mar 8, 2017 |
| Report time | POST_MARKET |
| Reported EPS | -5.55 |
| Estimated EPS | -6.49 |
| Surprise | 0.94 |
| Surprise (%) | 14.4838% |
| Fiscal date ending | Mar 31, 2017 |
| Reported date | Apr 27, 2017 |
| Report time | POST_MARKET |
| Reported EPS | -7.5 |
| Estimated EPS | -6.11 |
| Surprise | -1.39 |
| Surprise (%) | -22.7496% |
| Fiscal date ending | Jun 30, 2017 |
| Reported date | Jul 27, 2017 |
| Report time | POST_MARKET |
| Reported EPS | -4.4 |
| Estimated EPS | -4.79 |
| Surprise | 0.39 |
| Surprise (%) | 8.142% |
| Fiscal date ending | Sep 30, 2017 |
| Reported date | Oct 26, 2017 |
| Report time | POST_MARKET |
| Reported EPS | -3.59 |
| Estimated EPS | -3.74 |
| Surprise | 0.15 |
| Surprise (%) | 4.0107% |
| Fiscal date ending | Dec 31, 2017 |
| Reported date | Mar 1, 2018 |
| Report time | POST_MARKET |
| Reported EPS | -1.22 |
| Estimated EPS | -1.3 |
| Surprise | 0.08 |
| Surprise (%) | 6.1538% |
| Fiscal date ending | Mar 31, 2018 |
| Reported date | Apr 26, 2018 |
| Report time | POST_MARKET |
| Reported EPS | -1.03 |
| Estimated EPS | -0.62 |
| Surprise | -0.41 |
| Surprise (%) | -66.129% |
| Fiscal date ending | Jun 30, 2018 |
| Reported date | Jul 30, 2018 |
| Report time | POST_MARKET |
| Reported EPS | -0.33 |
| Estimated EPS | -0.33 |
| Surprise | 0 |
| Surprise (%) | 0% |
| Fiscal date ending | Sep 30, 2018 |
| Reported date | Nov 1, 2018 |
| Report time | POST_MARKET |
| Reported EPS | -0.3 |
| Estimated EPS | -0.31 |
| Surprise | 0.01 |
| Surprise (%) | 3.2258% |
| Fiscal date ending | Dec 31, 2018 |
| Reported date | Feb 26, 2019 |
| Report time | POST_MARKET |
| Reported EPS | 0.02 |
| Estimated EPS | -0.2 |
| Surprise | 0.22 |
| Surprise (%) | 110% |
| Fiscal date ending | Mar 31, 2019 |
| Reported date | Apr 30, 2019 |
| Report time | POST_MARKET |
| Reported EPS | -0.4 |
| Estimated EPS | -0.29 |
| Surprise | -0.11 |
| Surprise (%) | -37.931% |
| Fiscal date ending | Jun 30, 2019 |
| Reported date | Aug 1, 2019 |
| Report time | POST_MARKET |
| Reported EPS | -0.03 |
| Estimated EPS | -0.29 |
| Surprise | 0.26 |
| Surprise (%) | 89.6552% |
| Fiscal date ending | Sep 30, 2019 |
| Reported date | Nov 4, 2019 |
| Report time | POST_MARKET |
| Reported EPS | -0.09 |
| Estimated EPS | -0.22 |
| Surprise | 0.13 |
| Surprise (%) | 59.0909% |
| Fiscal date ending | Dec 31, 2019 |
| Reported date | Feb 24, 2020 |
| Report time | POST_MARKET |
| Reported EPS | 0.04 |
| Estimated EPS | -0.05 |
| Surprise | 0.09 |
| Surprise (%) | 180% |
| Fiscal date ending | Mar 31, 2020 |
| Reported date | Apr 30, 2020 |
| Report time | POST_MARKET |
| Reported EPS | -0.25 |
| Estimated EPS | -0.18 |
| Surprise | -0.07 |
| Surprise (%) | -38.8889% |
| Fiscal date ending | Jun 30, 2020 |
| Reported date | Jul 30, 2020 |
| Report time | POST_MARKET |
| Reported EPS | -0.45 |
| Estimated EPS | -0.25 |
| Surprise | -0.2 |
| Surprise (%) | -80% |
| Fiscal date ending | Sep 30, 2020 |
| Reported date | Nov 5, 2020 |
| Report time | POST_MARKET |
| Reported EPS | -0.15 |
| Estimated EPS | -0.12 |
| Surprise | -0.03 |
| Surprise (%) | -25% |
| Fiscal date ending | Dec 31, 2020 |
| Reported date | Feb 24, 2021 |
| Report time | POST_MARKET |
| Reported EPS | 0.22 |
| Estimated EPS | 0.12 |
| Surprise | 0.1 |
| Surprise (%) | 83.3333% |
| Fiscal date ending | Mar 31, 2021 |
| Reported date | May 5, 2021 |
| Report time | POST_MARKET |
| Reported EPS | -0.08 |
| Estimated EPS | -0.15 |
| Surprise | 0.07 |
| Surprise (%) | 46.6667% |
| Fiscal date ending | Jun 30, 2021 |
| Reported date | Aug 4, 2021 |
| Report time | POST_MARKET |
| Reported EPS | 0.06 |
| Estimated EPS | -0.08 |
| Surprise | 0.14 |
| Surprise (%) | 175% |
| Fiscal date ending | Sep 30, 2021 |
| Reported date | Nov 3, 2021 |
| Report time | POST_MARKET |
| Reported EPS | 0.09 |
| Estimated EPS | 0.06 |
| Surprise | 0.03 |
| Surprise (%) | 50% |
| Fiscal date ending | Dec 31, 2021 |
| Reported date | Feb 22, 2022 |
| Report time | POST_MARKET |
| Reported EPS | 0.16 |
| Estimated EPS | 0.21 |
| Surprise | -0.05 |
| Surprise (%) | -23.8095% |
| Fiscal date ending | Mar 31, 2022 |
| Reported date | May 4, 2022 |
| Report time | POST_MARKET |
| Reported EPS | -0.23 |
| Estimated EPS | -0.07 |
| Surprise | -0.16 |
| Surprise (%) | -228.5714% |
| Fiscal date ending | Jun 30, 2022 |
| Reported date | Aug 3, 2022 |
| Report time | POST_MARKET |
| Reported EPS | -0.23 |
| Estimated EPS | 0.02 |
| Surprise | -0.25 |
| Surprise (%) | -1250% |
| Fiscal date ending | Sep 30, 2022 |
| Reported date | Nov 2, 2022 |
| Report time | POST_MARKET |
| Reported EPS | -0.27 |
| Estimated EPS | -0.05 |
| Surprise | -0.22 |
| Surprise (%) | -440% |
| Fiscal date ending | Dec 31, 2022 |
| Reported date | Feb 22, 2023 |
| Report time | POST_MARKET |
| Reported EPS | -0.25 |
| Estimated EPS | -0.06 |
| Surprise | -0.19 |
| Surprise (%) | -316.6667% |
| Fiscal date ending | Mar 31, 2023 |
| Reported date | May 3, 2023 |
| Report time | POST_MARKET |
| Reported EPS | -0.63 |
| Estimated EPS | -0.53 |
| Surprise | -0.1 |
| Surprise (%) | -18.8679% |
| Fiscal date ending | Jun 30, 2023 |
| Reported date | Aug 3, 2023 |
| Report time | POST_MARKET |
| Reported EPS | -0.3 |
| Estimated EPS | -0.49 |
| Surprise | 0.19 |
| Surprise (%) | 38.7755% |
| Fiscal date ending | Sep 30, 2023 |
| Reported date | Nov 1, 2023 |
| Report time | POST_MARKET |
| Reported EPS | -0.38 |
| Estimated EPS | -0.36 |
| Surprise | -0.02 |
| Surprise (%) | -5.5556% |
| Fiscal date ending | Dec 31, 2023 |
| Reported date | Feb 21, 2024 |
| Report time | POST_MARKET |
| Reported EPS | -0.27 |
| Estimated EPS | -0.25 |
| Surprise | -0.02 |
| Surprise (%) | -8% |
| Fiscal date ending | Mar 31, 2024 |
| Reported date | May 2, 2024 |
| Report time | POST_MARKET |
| Reported EPS | -0.64 |
| Estimated EPS | -0.76 |
| Surprise | 0.12 |
| Surprise (%) | 15.7895% |
| Fiscal date ending | Jun 30, 2024 |
| Reported date | Aug 1, 2024 |
| Report time | POST_MARKET |
| Reported EPS | -0.48 |
| Estimated EPS | -0.53 |
| Surprise | 0.05 |
| Surprise (%) | 9.434% |
| Fiscal date ending | Sep 30, 2024 |
| Reported date | Nov 6, 2024 |
| Report time | POST_MARKET |
| Reported EPS | -0.36 |
| Estimated EPS | -0.41 |
| Surprise | 0.05 |
| Surprise (%) | 12.1951% |
| Fiscal date ending | Dec 31, 2024 |
| Reported date | Feb 26, 2025 |
| Report time | POST_MARKET |
| Reported EPS | -0.4356 |
| Estimated EPS | -0.2357 |
| Surprise | -0.1999 |
| Surprise (%) | -84.8112% |
| Fiscal date ending | Mar 31, 2025 |
| Reported date | Apr 30, 2025 |
| Report time | POST_MARKET |
| Reported EPS | -0.67 |
| Estimated EPS | -0.61 |
| Surprise | -0.06 |
| Surprise (%) | -9.8361% |
| Fiscal date ending | Jun 30, 2025 |
| Reported date | Aug 6, 2025 |
| Report time | POST_MARKET |
| Reported EPS | -0.48 |
| Estimated EPS | -0.4 |
| Surprise | -0.08 |
| Surprise (%) | -20% |
| Fiscal date ending | Sep 30, 2025 |
| Reported date | Nov 6, 2025 |
| Report time | POST_MARKET |
| Reported EPS | -0.31 |
| Estimated EPS | -0.34 |
| Surprise | 0.03 |
| Surprise (%) | 8.8235% |
| Fiscal date ending | Dec 31, 2025 |
| Reported date | Feb 19, 2026 |
| Report time | POST_MARKET |
| Reported EPS | -0.01 |
| Estimated EPS | -0.09 |
| Surprise | 0.08 |
| Surprise (%) | 88.8889% |
| Fiscal date ending | Mar 31, 2026 |
| Reported date | May 7, 2026 |
| Report time | POST_MARKET |
| Reported EPS | -0.3 |
| Estimated EPS | -0.44 |
| Surprise | 0.14 |
| Surprise (%) | 31.8182% |
| Fiscal date ending | Jun 30, 2026 |
| Reported date | Aug 6, 2026 |
| Report time | POST_MARKET |
| Reported EPS | -0.31 |
| Estimated EPS | -0.34 |
| Surprise | 0.03 |
| Surprise (%) | 8.8235% |
Calculation
Growth rate
5.55%
Average
-2.701
Maximum
Dec 31, 2020
0.22
Minimum
Dec 31, 2013
-21.4
Median
Dec 31, 2024
-0.4356