State Street Prime Money Market ETF (MMK)

MMK Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jul 27, 2026	100.27	100.27	100.26	100.26	100.26	-	1,476
Jul 24, 2026	100.26	100.26	100.26	100.26	100.26	0.03%	1,018
Jul 23, 2026	100.22	100.22	100.21	100.22	100.22	-	5,965
Jul 22, 2026	100.22	100.22	100.22	100.22	100.22	0.01%	106
Jul 21, 2026	100.21	100.21	100.21	100.21	100.21	-	251
Jul 20, 2026	100.20	100.20	100.20	100.20	100.20	0.01%	2,030
Jul 17, 2026	100.18	100.19	100.18	100.19	100.19	0.03%	1,393
Jul 16, 2026	100.16	100.16	100.15	100.16	100.16	0.01%	2,992
Jul 15, 2026	100.15	100.15	100.15	100.15	100.15	0.01%	305
Jul 14, 2026	100.14	100.14	100.13	100.14	100.14	0.01%	721
Jul 13, 2026	100.13	100.13	100.12	100.12	100.12	-	207
Jul 10, 2026	100.11	100.12	100.11	100.12	100.12	0.02%	1,389
Jul 9, 2026	100.10	100.10	100.10	100.10	100.10	0.01%	2,187
Jul 8, 2026	100.08	100.09	100.08	100.09	100.09	0.02%	2,961
Jul 7, 2026	100.06	100.07	100.06	100.07	100.07	-	893
Jul 6, 2026	100.05	100.07	100.05	100.06	100.06	0.02%	13,353
Jul 2, 2026	100.04	100.04	100.04	100.04	100.04	0.03%	571
Jul 1, 2026	100.01	100.01	100.01	100.01	100.01	0.01%	100
Jun 30, 2026	100.27	100.29	100.27	100.28	99.99	0.01%	1,078
Jun 29, 2026	100.27	100.27	100.27	100.27	99.98	-	193
Jun 26, 2026	100.25	100.26	100.25	100.26	99.97	0.03%	979
Jun 25, 2026	100.23	100.24	100.22	100.24	99.95	0.01%	963
Jun 24, 2026	100.22	100.23	100.22	100.23	99.94	0.03%	369
Jun 23, 2026	100.20	100.20	100.20	100.20	99.91	-	1,953
Jun 22, 2026	100.22	100.22	100.18	100.20	99.91	-	2,526
Jun 18, 2026	100.23	100.23	100.20	100.20	99.91	0.03%	1,673
Jun 17, 2026	100.17	100.17	100.16	100.17	99.88	0.01%	2,846
Jun 16, 2026	100.16	100.16	100.15	100.15	99.86	0.01%	928
Jun 15, 2026	100.14	100.15	100.13	100.14	99.85	0.01%	7,218
Jun 12, 2026	100.11	100.13	100.11	100.13	99.84	0.01%	3,530
Jun 11, 2026	100.10	100.11	100.10	100.11	99.82	0.02%	15,059
Jun 10, 2026	100.09	100.10	100.09	100.10	99.81	0.02%	326
Jun 9, 2026	100.08	100.08	100.08	100.08	99.79	-	167
Jun 8, 2026	100.08	100.08	100.08	100.08	99.79	0.01%	2,740
Jun 5, 2026	100.06	100.07	100.06	100.06	99.77	0.02%	2,113
Jun 4, 2026	100.04	100.04	100.04	100.04	99.75	0.02%	2,255
Jun 3, 2026	100.02	100.02	100.02	100.02	99.73	-	22
Jun 2, 2026	100.01	100.02	100.00	100.01	99.72	0.02%	578
Jun 1, 2026	100.00	100.00	100.00	100.00	99.71	-0.01%	1,052
May 29, 2026	100.29	100.32	100.29	100.32	99.72	0.04%	8,183
May 28, 2026	100.27	100.27	100.27	100.27	99.68	0.01%	8,101
May 27, 2026	100.26	100.26	100.26	100.26	99.67	0.02%	811
May 26, 2026	100.23	100.24	100.23	100.24	99.65	-	2,287
May 22, 2026	100.24	100.24	100.24	100.24	99.65	0.04%	813
May 21, 2026	100.20	100.20	100.20	100.20	99.60	0.01%	1,453
May 20, 2026	100.18	100.18	100.18	100.18	99.59	0.01%	101
May 19, 2026	100.17	100.17	100.17	100.17	99.58	0.01%	105
May 18, 2026	100.16	100.16	100.16	100.16	99.57	-	1,177
May 15, 2026	100.16	100.16	100.16	100.16	99.57	0.02%	-
May 14, 2026	100.14	100.14	100.13	100.14	99.54	0.01%	2,248

Data Source: S&P Global Market Intelligence Last updated: Jul 27, 2026

Historical price data is provided by S&P Global Market Intelligence. New prices are added after the close of each trading day, and past prices are adjusted for stock splits.

Update frequency:

Daily

Last checked:

Jul 28, 2026

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