MFS Series Trust I MFS Research International Fund Class A (MRSAX) NASDAQ

Currency In USD

MRSAX Historical Return

If you invested $1000 in MFS Series Trust I MFS Research International Fund Class A (MRSAX) 10 years ago, it would be worth $2,254.14 as of July 14, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,324.68, while $1000 invested 1 year ago would be worth $1,166.67. This corresponds to total returns of 125.41%, 32.47%, 16.67%, respectively, with annualized returns of 8.46%, 5.78%, 16.67%.

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

MRSAX Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low
July 13, 2026	28.56	28.56	28.56	28.56	28.56
July 10, 2026	28.69	28.69	28.69	28.69	28.69
July 09, 2026	28.63	28.63	28.63	28.63	28.63
July 08, 2026	28.87	28.87	28.87	28.87	28.87
July 07, 2026	29.17	29.17	29.17	29.17	29.17
July 06, 2026	28.81	28.81	28.81	28.81	28.81
July 02, 2026	28.47	28.47	28.47	28.47	28.47
July 01, 2026	28.64	28.64	28.64	28.64	28.64
June 30, 2026	28.49	28.49	28.49	28.49	28.49
June 29, 2026	28.26	28.26	28.26	28.26	28.26
June 26, 2026	28.38	28.38	28.38	28.38	28.38
June 25, 2026	28.19	28.19	28.19	28.19	28.19
June 24, 2026	28.18	28.18	28.18	28.18	28.18
June 23, 2026	28.74	28.74	28.74	28.74	28.74
June 22, 2026	28.75	28.75	28.75	28.75	28.75
June 18, 2026	28.53	28.53	28.53	28.53	28.53
June 17, 2026	28.67	28.67	28.67	28.67	28.67
June 16, 2026	28.64	28.64	28.64	28.64	28.64
June 15, 2026	28.44	28.44	28.44	28.44	28.44
June 12, 2026	28.34	28.34	28.34	28.34	28.34
June 11, 2026	27.54	27.54	27.54	27.54	27.54
June 10, 2026	27.74	27.74	27.74	27.74	27.74
June 09, 2026	27.84	27.84	27.84	27.84	27.84
June 08, 2026	27.65	27.65	27.65	27.65	27.65
June 05, 2026	28.35	28.35	28.35	28.35	28.35
June 04, 2026	28.15	28.15	28.15	28.15	28.15
June 03, 2026	28.29	28.29	28.29	28.29	28.29
June 02, 2026	28.12	28.12	28.12	28.12	28.12
June 01, 2026	28.26	28.26	28.26	28.26	28.26
May 29, 2026	28.22	28.22	28.22	28.22	28.22
May 28, 2026	28.2	28.2	28.2	28.2	28.2
May 27, 2026	28.27	28.27	28.27	28.27	28.27
May 26, 2026	28.05	28.05	28.05	28.05	28.05
May 22, 2026	28.05	28.05	28.05	28.05	28.05
May 21, 2026	27.8	27.8	27.8	27.8	27.8
May 20, 2026	27.63	27.63	27.63	27.63	27.63
May 19, 2026	27.58	27.58	27.58	27.58	27.58
May 18, 2026	27.43	27.43	27.43	27.43	27.43
May 15, 2026	27.42	27.42	27.42	27.42	27.42
May 14, 2026	27.83	27.83	27.83	27.83	27.83
May 13, 2026	27.85	27.85	27.85	27.85	27.85
May 12, 2026	27.92	27.92	27.92	27.92	27.92
May 11, 2026	28.01	28.01	28.01	28.01	28.01
May 08, 2026	27.85	27.85	27.85	27.85	27.85
May 07, 2026	28.16	28.16	28.16	28.16	28.16
May 06, 2026	27.41	27.41	27.41	27.41	27.41
May 05, 2026	27.32	27.32	27.32	27.32	27.32
May 04, 2026	27.54	27.54	27.54	27.54	27.54
May 01, 2026	27.68	27.68	27.68	27.68	27.68
April 30, 2026	27.22	27.22	27.22	27.22	27.22
April 29, 2026	27.4	27.4	27.4	27.4	27.4
April 28, 2026	27.46	27.46	27.46	27.46	27.46
April 27, 2026	27.53	27.53	27.53	27.53	27.53
April 24, 2026	27.48	27.48	27.48	27.48	27.48
April 23, 2026	27.48	27.48	27.48	27.48	27.48
April 22, 2026	27.62	27.62	27.62	27.62	27.62
April 21, 2026	28.1	28.1	28.1	28.1	28.1
April 20, 2026	28.05	28.05	28.05	28.05	28.05
April 17, 2026	28.06	28.06	28.06	28.06	28.06
April 16, 2026	28.01	28.01	28.01	28.01	28.01