ATH:SPIR Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Oct 30, 2026	0.33	0.33	0.31	0.32	0.32	0.63%	1,128
Oct 29, 2026	0.32	0.32	0.32	0.32	0.32	-3.61%	1,180
Oct 27, 2026	0.32	0.33	0.32	0.33	0.33	-1.78%	616
Oct 26, 2026	0.34	0.34	0.34	0.34	0.34	-	85
Oct 23, 2026	0.34	0.34	0.34	0.34	0.34	2.42%	1
Oct 22, 2026	0.25	0.33	0.25	0.33	0.33	0.61%	426
Oct 21, 2026	0.34	0.34	0.33	0.33	0.33	-1.20%	240
Oct 20, 2026	0.24	0.34	0.24	0.33	0.33	-1.78%	1,562
Oct 19, 2026	0.34	0.34	0.34	0.34	0.34	3.05%	5
Oct 16, 2026	0.33	0.33	0.32	0.33	0.33	-2.96%	1,331
Oct 15, 2026	0.34	0.34	0.34	0.34	0.34	-	4
Oct 14, 2026	0.34	0.34	0.34	0.34	0.34	-	-
Oct 13, 2026	0.34	0.35	0.34	0.34	0.34	-2.87%	2,029
Oct 12, 2026	0.35	0.35	0.35	0.35	0.35	2.35%	6
Oct 9, 2026	0.34	0.34	0.26	0.34	0.34	3.03%	1,886
Oct 8, 2026	0.25	0.35	0.25	0.33	0.33	-4.62%	440
Oct 7, 2026	0.33	0.35	0.33	0.35	0.35	-2.81%	1,424
Oct 6, 2026	0.36	0.36	0.36	0.36	0.36	6.59%	22
Oct 5, 2026	0.35	0.35	0.33	0.33	0.33	-6.70%	919
Oct 2, 2026	0.36	0.36	0.36	0.36	0.36	-	-
Oct 1, 2026	0.35	0.36	0.34	0.36	0.36	2.29%	672
Sep 30, 2026	0.33	0.35	0.33	0.35	0.35	9.37%	11,564
Sep 29, 2026	0.30	0.32	0.29	0.32	0.32	0.63%	14,480
Sep 28, 2026	0.33	0.33	0.31	0.32	0.32	-8.62%	14,209
Sep 25, 2026	0.35	0.36	0.35	0.35	0.35	-3.33%	340
Sep 24, 2026	0.35	0.36	0.35	0.36	0.36	-2.17%	877
Sep 23, 2026	0.37	0.37	0.36	0.37	0.37	-0.54%	346
Sep 22, 2026	0.38	0.38	0.36	0.37	0.37	3.35%	1,066
Sep 21, 2026	0.35	0.36	0.35	0.36	0.36	-2.19%	1,150
Sep 18, 2026	0.37	0.37	0.37	0.37	0.37	-	-
Sep 17, 2026	0.35	0.37	0.35	0.37	0.37	-1.61%	40
Sep 16, 2026	0.37	0.37	0.37	0.37	0.37	-	-
Sep 15, 2026	0.37	0.37	0.37	0.37	0.37	-	-
Sep 14, 2026	0.37	0.38	0.34	0.37	0.37	3.33%	7,090
Sep 11, 2026	0.34	0.37	0.34	0.36	0.36	4.05%	4,700
Sep 10, 2026	0.35	0.35	0.33	0.35	0.35	-0.57%	5,920
Sep 9, 2026	0.35	0.35	0.35	0.35	0.35	-	-
Sep 8, 2026	0.37	0.37	0.35	0.35	0.35	-6.45%	2,580
Sep 7, 2026	0.34	0.37	0.34	0.37	0.37	3.33%	713
Sep 4, 2026	0.36	0.36	0.36	0.36	0.36	-	3,510
Sep 3, 2026	0.36	0.36	0.35	0.36	0.36	1.69%	2,067
Sep 2, 2026	0.35	0.35	0.34	0.35	0.35	4.12%	588
Sep 1, 2026	0.36	0.36	0.32	0.34	0.34	-9.57%	12,982
Aug 31, 2026	0.38	0.38	0.31	0.38	0.38	1.08%	1,392
Aug 28, 2026	0.36	0.38	0.34	0.37	0.37	2.76%	21,699
Aug 27, 2026	0.31	0.36	0.31	0.36	0.36	9.70%	6,970
Aug 26, 2026	0.33	0.33	0.31	0.33	0.33	-0.60%	6,694
Aug 25, 2026	0.33	0.35	0.33	0.33	0.33	-5.14%	3,820
Aug 24, 2026	0.35	0.35	0.35	0.35	0.35	-1.69%	1,000
Aug 21, 2026	0.36	0.36	0.36	0.36	0.36	1.71%	730