Archimedes Tech SPAC Partners II Co. Ordinary Shares (ATII) NASDAQ

Currency In USD

ATII Historical Return

If you invested $1000 in Archimedes Tech SPAC Partners II Co. Ordinary Shares (ATII) since IPO date, it would be worth $1,071.21 as of October 04, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 6 months ago would be worth $1,025.94, while $1000 invested 3 months ago would be worth $984.33. This corresponds to total returns of 7.12%, 2.59%, -1.57%, respectively, with annualized returns of 4.68%, 2.59%, -1.57%.

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

ATII Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 02, 2026	10.7	10.68	10.68	10.7	10.68	57,352
October 01, 2026	10.69	10.69	10.69	10.7	10.68	28,296
September 30, 2026	10.69	10.68	10.68	10.7	10.68	724,300
September 29, 2026	10.69	10.69	10.69	10.69	10.67	792,767
September 28, 2026	10.68	10.69	10.69	10.69	10.67	317,696
September 25, 2026	10.69	10.69	10.69	10.7	10.68	158,632
September 24, 2026	10.7	10.69	10.69	10.72	10.68	2.12M
September 23, 2026	10.7	10.68	10.68	10.71	10.68	85,844
September 22, 2026	10.69	10.7	10.7	10.7	10.68	144,404
September 21, 2026	10.67	10.69	10.69	10.69	10.67	142,981
September 18, 2026	10.67	10.67	10.67	10.68	10.65	1.82M
September 17, 2026	10.66	10.67	10.67	10.68	10.66	13,044
September 16, 2026	10.67	10.66	10.66	10.67	10.66	142,581
September 15, 2026	10.67	10.66	10.66	10.67	10.65	518,002
September 11, 2026	10.68	10.64	10.64	10.68	10.64	54,642
September 10, 2026	10.65	10.65	10.65	10.67	10.65	26,536
September 09, 2026	10.65	10.66	10.66	10.66	10.64	381,407
September 08, 2026	10.66	10.65	10.65	10.67	10.65	59,235
September 04, 2026	10.64	10.65	10.65	10.66	10.64	8,951
September 03, 2026	10.67	10.64	10.64	10.67	10.64	87,804
September 02, 2026	10.71	10.66	10.66	10.71	10.65	123,384
September 01, 2026	10.7	10.65	10.65	10.7	10.64	57,617
August 31, 2026	10.67	10.69	10.69	10.7	10.64	173,785
August 28, 2026	10.7	10.67	10.67	10.7	10.63	316,900
August 27, 2026	10.67	10.67	10.67	10.73	10.64	328,835
August 26, 2026	10.68	10.66	10.66	10.71	10.65	20,557
August 25, 2026	10.68	10.65	10.65	10.68	10.65	32,251
August 24, 2026	10.7	10.65	10.65	10.71	10.65	53,877
August 21, 2026	10.64	10.69	10.69	10.71	10.62	362,870
August 20, 2026	10.62	10.63	10.63	10.64	10.62	141,153
August 19, 2026	10.62	10.62	10.62	10.63	10.62	0
August 18, 2026	10.65	10.62	10.62	10.66	10.62	218,531
August 17, 2026	10.65	10.64	10.64	10.66	10.64	98,282
August 14, 2026	10.65	10.64	10.64	10.69	10.64	60,819
August 13, 2026	10.65	10.66	10.66	10.67	10.64	81,174
August 12, 2026	10.7	10.64	10.64	10.7	10.64	39,995
August 11, 2026	10.65	10.65	10.65	10.65	10.65	23,238
August 10, 2026	10.69	10.65	10.65	10.71	10.64	120,635
August 07, 2026	10.71	10.69	10.69	10.72	10.64	131,045
August 06, 2026	10.73	10.72	10.72	10.74	10.71	13,362
August 05, 2026	10.66	10.73	10.73	10.8	10.66	137,844
August 04, 2026	10.67	10.7	10.7	10.86	10.66	276,246
August 03, 2026	10.65	10.65	10.65	10.68	10.58	344,069
July 31, 2026	10.71	10.65	10.65	10.71	10.64	89,521
July 30, 2026	10.68	10.65	10.65	10.71	10.64	175,298
July 29, 2026	10.72	10.65	10.65	10.72	10.62	432,208
July 28, 2026	10.64	10.68	10.68	10.75	10.64	291,943
July 27, 2026	10.64	10.68	10.68	10.7	10.64	192,823
July 23, 2026	10.66	10.7	10.7	10.72	10.66	385,121
July 22, 2026	10.7	10.68	10.68	10.7	10.66	81,800
July 21, 2026	10.74	10.7	10.7	10.74	10.67	128,843
July 20, 2026	10.71	10.71	10.71	10.72	10.68	121,209
July 17, 2026	10.7	10.71	10.71	10.74	10.65	193,230
July 16, 2026	10.75	10.74	10.74	10.78	10.68	315,556
July 15, 2026	10.8	10.75	10.75	10.8	10.71	143,984
July 14, 2026	10.83	10.8	10.8	10.85	10.77	98,412
July 13, 2026	10.82	10.8	10.8	10.93	10.78	78,722
July 10, 2026	10.88	10.86	10.86	10.88	10.84	62,881
July 09, 2026	10.84	10.89	10.89	10.94	10.83	424,437
July 08, 2026	10.98	10.82	10.82	10.98	10.82	32,634