Business Brain Showa-Ota Inc. (9658.T) JPX

Currency In JPY

9658.T Historical Return

If you invested ¥1000 in Business Brain Showa-Ota Inc. (9658.T) 10 years ago, it would be worth ¥9,213.48 as of August 22, 2026, based on a reinvested dividends scenario. Over the same period, a ¥1000 investment made 5 years ago would be worth ¥2,258.19, while ¥1000 invested 1 year ago would be worth ¥1,188.37. This corresponds to total returns of 821.35%, 125.82%, 18.84%, respectively, with annualized returns of 24.85%, 17.69%, 18.84%.

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

9658.T Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
August 21, 2026	1,065	1,066	1,066	1,074	1,057	73,900
August 20, 2026	1,049	1,065	1,065	1,068	1,044	67,500
August 19, 2026	1,066	1,049	1,049	1,070	1,048	59,600
August 18, 2026	1,056	1,063	1,063	1,064	1,043	84,200
August 17, 2026	1,077	1,056	1,056	1,085	1,056	71,400
August 14, 2026	1,008	1,084	1,084	1,084	1,005	247,000
August 13, 2026	1,057	1,068	1,068	1,072	1,056	96,200
August 12, 2026	1,050	1,055	1,055	1,061	1,050	78,100
August 10, 2026	1,046	1,049	1,049	1,050	1,026	76,300
August 07, 2026	1,034	1,041	1,041	1,044	1,025	44,900
August 06, 2026	1,010	1,035	1,035	1,041	1,009	83,400
August 05, 2026	1,000	1,014	1,014	1,016	998	76,100
August 04, 2026	1,016	1,002	1,002	1,021	998	105,900
August 03, 2026	1,036	1,016	1,016	1,036	1,008	91,600
July 31, 2026	1,063	1,035	1,035	1,063	1,035	72,700
July 30, 2026	1,075	1,067	1,067	1,080	1,063	75,300
July 29, 2026	1,058	1,085	1,085	1,091	1,054	110,000
July 28, 2026	1,056	1,055	1,055	1,060	1,045	57,600
July 27, 2026	1,037	1,055	1,055	1,055	1,037	87,700
July 24, 2026	1,050	1,032	1,032	1,050	1,024	103,200
July 23, 2026	1,036	1,025	1,025	1,036	1,018	65,000
July 22, 2026	1,031	1,035	1,035	1,035	1,017	45,200
July 21, 2026	1,042	1,030	1,030	1,052	1,030	63,400
July 17, 2026	1,030	1,030	1,030	1,042	1,027	62,200
July 16, 2026	1,030	1,035	1,035	1,040	1,030	40,900
July 15, 2026	1,028	1,039	1,039	1,039	1,028	32,200
July 14, 2026	1,028	1,028	1,028	1,037	1,026	49,700
July 13, 2026	1,033	1,025	1,025	1,041	1,025	43,800
July 10, 2026	1,040	1,038	1,038	1,044	1,031	46,000
July 09, 2026	1,035	1,033	1,033	1,040	1,030	32,700
July 08, 2026	1,048	1,036	1,036	1,049	1,036	54,300
July 07, 2026	1,023	1,043	1,043	1,043	1,020	94,800
July 06, 2026	1,019	1,014	1,014	1,023	1,011	60,400
July 03, 2026	1,011	1,018	1,018	1,022	1,009	74,500
July 02, 2026	1,002	1,006	1,006	1,012	997	60,500
July 01, 2026	998	996	996	999	991	32,400
June 30, 2026	1,001	996	996	1,002	987	65,000
June 29, 2026	1,002	1,004	1,004	1,020	998	63,800
June 26, 2026	986	993	993	996	980	56,200
June 25, 2026	994	978	978	994	977	71,500
June 24, 2026	994	991	991	1,003	989	56,300
June 23, 2026	992	993	993	994	979	83,600
June 22, 2026	994	993	993	999	986	62,400
June 19, 2026	1,007	993	993	1,008	987	74,700
June 18, 2026	999	1,007	1,007	1,009	999	33,200
June 17, 2026	998	992	992	1,005	990	53,400
June 16, 2026	993	989	989	994	984	51,100
June 15, 2026	1,002	1,001	1,001	1,003	995	65,300
June 12, 2026	996	988	988	996	983	61,500
June 11, 2026	1,006	995	995	1,012	986	58,200
June 10, 2026	1,015	1,006	1,006	1,022	1,001	45,200
June 09, 2026	1,030	1,016	1,016	1,035	1,014	51,700
June 08, 2026	1,020	1,025	1,025	1,031	1,017	95,700
June 05, 2026	1,028	1,025	1,025	1,040	1,025	66,800
June 04, 2026	1,010	1,021	1,021	1,027	994	72,800
June 03, 2026	1,020	1,024	1,024	1,028	1,014	99,300
June 02, 2026	1,024	1,031	1,031	1,036	1,019	132,800
June 01, 2026	1,037	1,026	1,026	1,040	1,022	113,800
May 29, 2026	1,017	1,036	1,036	1,045	1,017	111,500
May 28, 2026	1,015	1,012	1,012	1,017	1,005	86,900