Tandem Diabetes Care, Inc. (TNDM)

NASDAQ: TNDM · Real-Time Price · USD

17.60

-0.50 (-2.76%)

At close: Jul 21, 2026, 4:00 PM EDT

17.69

+0.09 (0.51%)

After-hours: Jul 21, 2026, 4:36 PM EDT

Tandem Diabetes Care Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jul 21, 2026	17.83	17.83	17.25	17.62	-	-2.68%	1,667,566
Jul 20, 2026	16.95	18.16	16.70	18.10	18.10	5.97%	1,893,081
Jul 17, 2026	16.25	17.09	15.91	17.08	17.08	4.85%	2,100,086
Jul 16, 2026	15.37	16.72	15.34	16.29	16.29	6.61%	1,982,647
Jul 15, 2026	15.22	15.90	15.08	15.28	15.28	-1.67%	1,376,387
Jul 14, 2026	15.75	16.03	14.58	15.54	15.54	-4.37%	1,874,546
Jul 13, 2026	15.50	16.51	15.40	16.25	16.25	5.45%	1,895,942
Jul 10, 2026	15.46	15.50	15.00	15.41	15.41	0.26%	1,320,894
Jul 9, 2026	15.24	15.68	14.95	15.37	15.37	1.39%	1,393,818
Jul 8, 2026	15.17	15.45	14.89	15.16	15.16	-1.75%	1,870,771
Jul 7, 2026	15.65	15.86	14.90	15.43	15.43	0.06%	1,206,562
Jul 6, 2026	15.20	15.59	14.80	15.42	15.42	0.65%	1,322,415
Jul 2, 2026	15.94	16.17	15.22	15.32	15.32	-2.73%	1,611,404
Jul 1, 2026	15.10	15.77	15.10	15.75	15.75	4.37%	1,312,740
Jun 30, 2026	15.97	15.97	15.05	15.09	15.09	-4.67%	1,145,880
Jun 29, 2026	16.24	16.44	15.58	15.83	15.83	-2.52%	1,467,176
Jun 26, 2026	15.69	16.50	15.47	16.24	16.24	3.05%	3,369,114
Jun 25, 2026	15.12	15.98	15.01	15.76	15.76	4.93%	2,304,856
Jun 24, 2026	14.42	15.26	14.41	15.02	15.02	4.23%	2,206,539
Jun 23, 2026	14.17	14.49	13.95	14.41	14.41	0.49%	3,498,148
Jun 22, 2026	15.17	15.34	14.32	14.34	14.34	-6.27%	2,451,800
Jun 18, 2026	15.68	15.86	15.08	15.30	15.30	-0.65%	2,537,836
Jun 17, 2026	16.44	17.07	15.33	15.40	15.40	-7.73%	2,102,985
Jun 16, 2026	16.95	17.21	16.60	16.69	16.69	-0.42%	1,905,533
Jun 15, 2026	16.92	17.01	16.30	16.76	16.76	0.96%	1,682,910
Jun 12, 2026	15.56	16.64	15.51	16.60	16.60	5.06%	1,925,474
Jun 11, 2026	15.96	16.06	15.38	15.80	15.80	-2.65%	3,631,196
Jun 10, 2026	17.50	17.69	15.93	16.23	16.23	-7.84%	2,905,362
Jun 9, 2026	18.64	18.83	17.50	17.61	17.61	-4.66%	2,637,949
Jun 8, 2026	19.53	20.18	18.44	18.47	18.47	-4.50%	2,994,995
Jun 5, 2026	19.53	20.62	19.31	19.34	19.34	-0.57%	2,305,399
Jun 4, 2026	18.52	19.78	18.32	19.45	19.45	7.88%	2,415,548
Jun 3, 2026	18.60	18.80	17.64	18.03	18.03	-3.06%	2,362,028
Jun 2, 2026	18.83	19.13	18.33	18.60	18.60	-2.72%	1,428,358
Jun 1, 2026	19.47	20.04	17.72	19.12	19.12	11.16%	5,618,580
May 29, 2026	16.83	18.28	16.80	17.20	17.20	2.87%	3,010,429
May 28, 2026	14.59	16.75	14.42	16.72	16.72	12.82%	4,032,438
May 27, 2026	14.69	14.99	14.11	14.82	14.82	1.93%	2,758,624
May 26, 2026	15.07	15.35	14.53	14.54	14.54	-2.84%	2,845,800
May 22, 2026	15.74	15.92	14.94	14.97	14.97	-5.04%	1,989,751
May 21, 2026	14.94	15.86	14.80	15.76	15.76	4.79%	2,780,185
May 20, 2026	13.89	15.10	13.61	15.04	15.04	8.51%	1,715,714
May 19, 2026	13.53	14.03	13.47	13.86	13.86	2.44%	1,995,433
May 18, 2026	13.15	13.67	12.83	13.53	13.53	5.54%	4,718,585
May 15, 2026	13.65	13.68	12.26	12.82	12.82	-9.40%	6,098,285
May 14, 2026	14.17	14.69	13.96	14.15	14.15	0.28%	2,770,876
May 13, 2026	14.41	14.83	13.95	14.11	14.11	-3.95%	2,640,166
May 12, 2026	14.74	15.34	14.42	14.69	14.69	-0.54%	2,367,731
May 11, 2026	15.16	15.35	14.18	14.77	14.77	-4.59%	3,647,417
May 8, 2026	20.00	20.03	15.44	15.48	15.48	-16.19%	7,532,578