Tandem Diabetes Care, Inc. (TNDM)

Historical Shares Outstanding

Current Count

68.4M

Financial Fundamentals

TNDM • Quarterly Data • 5Y View

Date	Shares Out. (M)	Change (M)	Change %
2026-03-31	68.4	0.4	+0.56%
2025-12-31	68.0	0.4	+0.54%
2025-09-30	67.7	0.6	+0.90%
2025-06-30	67.1	0.6	+0.97%
2025-03-31	66.4	0.2	+0.37%
2024-12-31	66.2	0.6	+0.94%
2024-09-30	65.5	0.5	+0.84%
2024-06-30	65.0	-0.3	-0.51%
2024-03-31	65.3	-0.0	-0.07%
2023-12-31	65.4	0.3	+0.39%
2023-09-30	65.1	0.3	+0.44%
2023-06-30	64.8	0.3	+0.44%
2023-03-31	64.5	0.2	+0.26%
2022-12-31	64.4	0.1	+0.23%
2022-09-30	64.2	0.2	+0.25%
2022-06-30	64.1	0.2	+0.31%
2022-03-31	63.9	-2.0	-3.10%
2021-12-31	65.9	1.1	+1.76%
2021-09-30	64.8	-0.9	-1.34%
2021-06-30	65.7	3.2	+5.15%
2021-03-31	62.4	-3.2	-4.92%
2020-12-31	65.7	4.1	+6.74%
2020-09-30	61.5	1.1	+1.83%
2020-06-30	60.4	0.7	+1.14%
2020-03-31	59.7	-3.1	-5.00%
2019-12-31	62.9	3.7	+6.23%
2019-09-30	59.2	1.0	+1.68%
2019-06-30	58.2	0.4	+0.78%
2019-03-31	57.8	-3.1	-5.10%
2018-12-31	60.9	5.3	+9.46%
2018-09-30	55.6	4.7	+9.16%
2018-06-30	50.9	33.0	+183.15%
2018-03-31	18.0	8.7	+94.25%
2017-12-31	9.3	4.1	+78.48%
2017-09-30	5.2	0.2	+3.72%
2017-06-30	5.0	1.8	+56.91%
2017-03-31	3.2	0.1	+3.32%
2016-12-31	3.1	0.0	+0.77%
2016-09-30	3.1	0.0	+0.46%
2016-06-30	3.0	0.0	+0.64%
2016-03-31	3.0	0.0	+0.42%
2015-12-31	3.0	0.0	+0.43%
2015-09-30	3.0	0.0	+0.46%
2015-06-30	3.0	0.4	+17.16%
2015-03-31	2.6	0.2	+8.28%
2014-12-31	2.4	0.0	+0.42%
2014-09-30	2.3	0.0	+1.62%
2014-06-30	2.3	0.0	+0.71%
2014-03-31	2.3	-0.0	-0.00%
2013-12-31	2.3	0.2	+7.29%
2013-09-30	2.1	0.9	+70.45%
2013-06-30	1.3	0.0	0.00%
2013-03-31	1.3	0.0	0.00%
2012-12-31	1.3	0.0	0.00%
2012-09-30	1.3	—	—