Amprius Technologies, Inc. (AMPX) NYSE

Currency In USD

AMPX Historical Return

If you invested $1000 in Amprius Technologies, Inc. (AMPX) since IPO date, it would be worth $1,245.78 as of August 22, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 3 years ago would be worth $2,084.68, while $1000 invested 1 year ago would be worth $1,442.12. This corresponds to total returns of 24.58%, 108.47%, 44.21%, respectively, with annualized returns of 5.74%, 27.72%, 44.21%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

AMPX Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
August 21, 2026	10.28	10.34	10.34	10.49	10.08	3.5M
August 20, 2026	10.67	10.2	10.2	10.72	9.94	5.34M
August 19, 2026	10.83	10.63	10.63	10.83	10.25	3.97M
August 18, 2026	10.85	10.71	10.71	11.36	10.66	5.25M
August 17, 2026	12.25	11.58	11.58	12.45	11.45	6.51M
August 14, 2026	12.91	12.51	12.51	13.42	12.49	9.03M
August 13, 2026	12.22	11.94	11.94	12.33	11.82	4.24M
August 12, 2026	12.61	12.24	12.24	12.69	12.01	4.66M
August 11, 2026	11.77	12.08	12.08	12.09	11.41	5.11M
August 10, 2026	11.98	11.81	11.81	12.48	11.77	6.54M
August 07, 2026	11.57	11.85	11.85	11.99	11.06	6.36M
August 06, 2026	11.07	11.19	11.19	11.88	10.76	9.3M
August 05, 2026	12.4	11.72	11.72	12.44	11.55	12.16M
August 04, 2026	10.6	10.81	10.81	11.03	10.48	8.14M
August 03, 2026	9.44	10.12	10.12	10.25	9.25	4.55M
July 31, 2026	9.87	9.6	9.6	10.03	9.29	5.25M
July 30, 2026	8.94	9.47	9.47	9.52	8.9	6M
July 29, 2026	9.1	8.44	8.44	9.18	8.44	6.55M
July 28, 2026	9.3	9.13	9.13	9.37	8.74	6.42M
July 27, 2026	9.24	9.71	9.71	9.73	9.03	5.45M
July 24, 2026	9.95	9.24	9.24	10.08	9.23	4.23M
July 23, 2026	10	9.91	9.91	10.47	9.81	4.19M
July 22, 2026	10.5	10.17	10.17	10.85	10.16	4.78M
July 21, 2026	10.45	10.88	10.88	10.91	10.24	5.56M
July 20, 2026	10.33	10.14	10.14	10.38	9.93	4.79M
July 17, 2026	9.94	10.16	10.16	10.45	9.49	5.85M
July 16, 2026	10.96	10.1	10.1	10.97	9.8	9.73M
July 15, 2026	11.2	11.34	11.34	11.6	10.95	3.92M
July 14, 2026	11.31	11.12	11.12	11.49	11.01	5.33M
July 13, 2026	11.32	11.08	11.08	11.46	10.77	6.5M
July 10, 2026	11.98	11.53	11.53	12.05	11.37	4.56M
July 09, 2026	12.11	11.88	11.88	12.3	11.6	4.97M
July 08, 2026	11.55	11.58	11.58	11.93	11.18	7.13M
July 07, 2026	12.55	11.72	11.72	12.72	11.7	11.29M
July 06, 2026	12.53	13.09	13.09	13.68	12.46	6.35M
July 02, 2026	13.38	12.38	12.38	14.47	12.26	8.28M
July 01, 2026	13.53	13.59	13.59	14.11	13.13	7.26M
June 30, 2026	13.84	13.86	13.86	14.58	13.68	7.42M
June 29, 2026	13.29	13.52	13.52	13.84	12.99	5.93M
June 26, 2026	12.11	12.91	12.91	13.12	12.1	10.86M
June 25, 2026	12.86	12.56	12.56	13.08	11.76	9.51M
June 24, 2026	14.3	12.52	12.52	14.4	12.28	12.65M
June 23, 2026	14.98	14.12	14.12	15.21	14.09	7.52M
June 22, 2026	16.33	15.65	15.65	16.63	15.27	4.86M
June 18, 2026	15.3	16.17	16.17	16.19	14.84	7.75M
June 17, 2026	15.58	15	15	15.64	14.97	7.86M
June 16, 2026	16.7	15.49	15.49	16.8	15.4	7.04M
June 15, 2026	16.87	16.82	16.82	17.26	16.58	5.01M
June 12, 2026	17.2	16.31	16.31	17.45	15.85	6.42M
June 11, 2026	16.57	17.1	17.1	17.13	16.21	5.76M
June 10, 2026	17.09	16.43	16.43	17.67	16.41	4.85M
June 09, 2026	19.23	17.42	17.42	19.49	16.33	8.57M
June 08, 2026	20.22	18.83	18.83	20.44	18.5	4.74M
June 05, 2026	21.87	19.69	19.69	22	19.09	8.31M
June 04, 2026	21.3	22.54	22.54	22.94	20.8	7.37M
June 03, 2026	22.7	21.74	21.74	23.4	21.72	8.34M
June 02, 2026	21.82	22.91	22.91	24.23	21.7	10.56M
June 01, 2026	20.5	21.75	21.75	22.25	19.96	9.52M
May 29, 2026	20.49	20.28	20.28	20.78	19.16	7.97M
May 28, 2026	18.31	20.85	20.85	22.11	18.31	25.21M