OSI Systems Inc（OSIS）— 株価履歴

2026-10-16 時点 — Closelookデータレイクから毎晩更新。投資日記としての記録であり、助言ではありません。

日次株価

日付	始値	高値	安値	終値	騰落率	出来高
2026-10-16	196.21	196.21	192.96	194.98	-0.63%	202,900
2026-10-15	192.99	197.42	190.94	196.21	+1.83%	135,100
2026-10-14	192.11	194.13	190.21	192.68	-1.04%	180,900
2026-10-13	195.54	197.70	194.05	194.70	-0.32%	176,700
2026-10-12	195.49	196.96	193.36	195.32	+0.21%	171,800
2026-10-09	193.72	195.52	190.07	194.91	+0.80%	134,800
2026-10-08	192.75	196.52	191.09	193.36	-0.36%	158,800
2026-10-07	195.53	197.41	191.09	194.05	-2.27%	224,300
2026-10-06	199.55	199.55	196.43	198.56	+0.35%	122,700
2026-10-05	197.73	199.53	194.24	197.87	+0.55%	198,900
2026-10-02	199.40	199.40	195.90	196.78	+0.08%	149,400
2026-10-01	195.00	199.39	190.24	196.62	+1.16%	174,900
2026-09-30	193.40	196.02	190.77	194.37	+1.08%	208,300
2026-09-29	192.86	193.02	190.44	192.30	-0.38%	174,300
2026-09-28	197.62	197.62	192.29	193.04	-2.13%	123,300
2026-09-25	202.48	202.93	195.37	197.24	-2.02%	197,200
2026-09-24	202.00	205.15	200.15	201.30	-0.84%	134,300
2026-09-23	200.83	203.78	198.93	203.00	+1.08%	213,300
2026-09-22	203.18	203.45	199.23	200.84	+0.22%	183,900
2026-09-21	199.20	202.06	196.43	200.40	+1.36%	162,900
2026-09-18	200.46	202.67	197.06	197.71	-1.32%	395,500
2026-09-17	206.06	206.06	198.14	200.35	-0.69%	205,400
2026-09-16	205.63	206.38	200.20	201.75	-0.41%	270,700
2026-09-15	198.26	202.80	195.32	202.59	+1.32%	282,600
2026-09-14	202.06	203.84	199.37	199.95	-2.12%	225,200
2026-09-11	203.11	205.44	200.83	204.29	+1.51%	236,100
2026-09-10	196.05	202.21	195.69	201.25	+1.90%	267,800
2026-09-09	202.75	205.77	195.76	197.49	-3.31%	381,500
2026-09-08	203.64	207.26	201.00	204.25	+0.05%	333,000
2026-09-04	206.23	207.49	201.43	204.15	-1.20%	204,900
2026-09-03	207.93	207.93	201.10	206.62	-0.06%	284,300
2026-09-02	208.52	210.80	206.11	206.75	-0.85%	199,200
2026-09-01	207.93	210.47	204.83	208.52	+0.29%	192,300
2026-08-31	207.16	210.62	205.22	207.91	+0.61%	248,200
2026-08-28	210.27	212.21	205.70	206.64	-2.02%	215,100
2026-08-27	211.31	213.00	207.79	210.89	-0.07%	313,400
2026-08-26	203.92	211.43	203.67	211.04	+3.42%	347,900
2026-08-25	207.11	208.99	202.85	204.07	+0.01%	485,400
2026-08-24	206.44	209.99	202.00	204.05	-1.30%	857,500
2026-08-21	196.00	207.82	186.50	206.73	-5.21%	1,289,800
2026-08-20	219.32	221.40	214.17	218.09	-1.28%	381,300
2026-08-19	221.00	223.73	217.97	220.92	+1.00%	163,500
2026-08-18	226.47	226.65	218.52	218.73	-4.85%	162,600
2026-08-17	232.21	234.73	226.59	229.87	+0.70%	125,500
2026-08-14	228.56	232.91	226.98	228.27	-0.13%	132,300
2026-08-13	234.35	236.83	226.95	228.56	-1.30%	149,300
2026-08-12	236.80	236.80	228.55	231.57	-0.70%	196,500
2026-08-11	235.09	236.92	231.50	233.20	+0.25%	170,500
2026-08-10	236.06	239.07	231.62	232.61	-1.53%	210,700
2026-08-07	238.77	239.00	234.26	236.23	-0.37%	93,900
2026-08-06	236.26	240.90	233.70	237.10	+0.85%	96,600
2026-08-05	236.24	237.25	233.52	235.09	-0.64%	133,400
2026-08-04	228.82	237.46	225.30	236.60	+4.89%	159,000
2026-08-03	222.37	227.13	221.04	225.57	+1.89%	206,000
2026-07-31	222.07	223.90	218.62	221.39	+0.67%	198,800
2026-07-30	215.96	220.38	212.08	219.92	+2.76%	107,400
2026-07-29	219.27	224.03	213.55	214.02	-3.00%	142,400
2026-07-28	217.30	222.57	217.30	220.64	+1.54%	128,400
2026-07-27	217.95	220.34	213.08	217.30	+0.28%	134,700
2026-07-24	214.55	218.23	210.40	216.70	+1.08%	181,200
2026-07-23	208.00	214.68	205.87	214.39	+2.19%	187,400
2026-07-22	210.14	212.23	208.29	209.79	-0.22%	141,900
2026-07-21	211.92	213.00	208.02	210.25	-0.11%	238,181
2026-07-20	212.66	215.93	209.90	210.48	-1.03%	230,217
2026-07-17	213.35	218.01	210.00	212.66	-1.65%	217,200
2026-07-16	217.30	223.33	213.06	216.22	-0.95%	131,000
2026-07-15	211.69	218.76	211.01	218.29	+3.42%	134,800
2026-07-14	214.94	220.20	211.05	211.07	-1.00%	161,800
2026-07-13	214.95	216.25	211.30	213.20	-1.53%	279,900
2026-07-10	218.54	223.69	215.99	216.51	-0.06%	211,600
2026-07-09	217.35	217.98	213.10	216.65	-0.35%	159,400
2026-07-08	218.22	220.04	213.27	217.42	-0.59%	180,400
2026-07-07	219.89	221.00	213.85	218.72	-0.96%	194,800
2026-07-06	222.13	224.90	216.20	220.83	-0.42%	227,300
2026-07-02	217.00	221.93	213.87	221.76	+3.19%	172,900
2026-07-01	218.39	223.07	214.41	214.90	-1.74%	234,200
2026-06-30	214.74	221.00	214.04	218.70	+2.56%	284,200
2026-06-29	217.59	219.34	210.79	213.24	-2.31%	241,600
2026-06-26	216.28	219.70	212.88	218.29	-0.29%	645,600
2026-06-25	217.09	220.18	213.03	218.93	+2.44%	244,200
2026-06-24	213.95	219.11	212.30	213.72	-0.90%	340,700
2026-06-23	217.31	220.59	213.32	215.66	-1.64%	152,600
2026-06-22	221.30	228.00	219.06	219.26	-1.58%	165,100
2026-06-18	222.51	227.29	216.28	222.78	+2.42%	286,100
2026-06-17	222.69	231.39	216.60	217.51	-1.45%	219,000
2026-06-16	222.05	224.67	219.09	220.70	-0.44%	178,800
2026-06-15	229.48	232.04	220.12	221.68	-1.71%	204,900
2026-06-12	231.02	233.44	224.19	225.53	-2.38%	304,300
2026-06-11	220.27	232.54	220.20	231.02	+5.99%	317,900
2026-06-10	214.96	223.35	212.36	217.96	+1.19%	428,900
2026-06-09	213.73	218.86	207.89	215.39	+2.33%	267,700
2026-06-08	199.75	211.46	198.00	210.49	+6.45%	346,800
2026-06-05	211.10	213.55	197.27	197.73	-7.00%	230,000
2026-06-04	216.00	216.00	210.13	212.61	-0.41%	250,900
2026-06-03	213.14	215.25	211.44	213.48	+0.69%	164,900
2026-06-02	214.61	216.16	211.00	212.01	-0.64%	229,800
2026-06-01	214.61	217.39	212.03	213.37	-1.56%	278,200
2026-05-29	221.95	222.51	216.52	216.75	-1.99%	326,800
2026-05-28	217.30	222.63	215.03	221.16	+1.69%	204,200
2026-05-27	221.16	222.65	216.03	217.48	-1.58%	187,000
2026-05-26	222.62	223.10	216.33	220.97	-0.51%	250,700
2026-05-22	208.98	224.82	208.98	222.10	+6.85%	461,600
2026-05-21	214.37	214.37	203.45	207.86	-1.66%	351,000
2026-05-20	210.50	212.47	208.06	211.37	+1.13%	413,000
2026-05-19	206.28	211.95	206.08	209.01	+0.60%	322,100
2026-05-18	205.41	209.13	204.33	207.77	+1.15%	270,100
2026-05-15	211.18	214.05	204.94	205.40	-4.85%	364,700
2026-05-14	222.23	224.09	215.06	215.86	-1.20%	402,800
2026-05-13	229.24	229.24	213.88	218.49	-3.92%	386,300
2026-05-12	230.64	232.76	221.44	227.41	-1.94%	580,000
2026-05-11	230.00	237.32	226.50	231.92	+0.47%	415,500
2026-05-08	241.11	242.47	230.31	230.83	-4.26%	321,900
2026-05-07	239.90	244.77	233.05	241.11	+0.35%	568,000
2026-05-06	235.01	240.60	225.00	240.27	+2.36%	477,000
2026-05-05	276.89	276.89	232.50	234.74	-17.01%	1,227,000
2026-05-04	280.42	286.49	274.32	282.87	+0.13%	237,300
2026-05-01	287.80	289.40	279.43	282.50	-1.54%	232,100
2026-04-30	284.71	287.62	279.61	286.92	+1.80%	297,800
2026-04-29	287.71	293.52	279.98	281.84	-1.90%	194,300
2026-04-28	290.94	292.21	281.89	287.30	-1.39%	242,200
2026-04-27	292.61	295.50	284.15	291.34	-0.43%	221,800
2026-04-24	285.87	295.36	284.69	292.61	+2.19%	259,600
2026-04-23	295.62	308.56	285.97	286.35	-2.11%	390,000
2026-04-22	300.39	304.22	290.28	292.52	-1.46%	226,200
2026-04-21	309.08	311.72	293.56	296.84	-3.99%	247,000
2026-04-20	307.28	310.43	302.28	309.19	-0.16%	269,700
2026-04-17	306.47	311.27	304.27	309.68	+2.86%	190,900
2026-04-16	305.88	307.16	299.85	301.08	-1.58%	175,100
2026-04-15	301.87	309.73	301.00	305.90	+3.05%	248,000
2026-04-14	298.11	300.72	296.70	296.86	-0.20%	131,500
2026-04-13	293.66	300.31	290.87	297.45	+1.38%	190,900
2026-04-10	296.19	297.22	292.48	293.39	-0.37%	131,000
2026-04-09	288.80	295.98	288.80	294.48	+2.08%	182,500
2026-04-08	283.60	293.23	283.60	288.47	+4.69%	236,800
2026-04-07	272.99	275.71	266.84	275.55	+0.44%	201,700
2026-04-06	268.69	275.59	268.69	274.33	+2.32%	206,300
2026-04-02	258.65	272.59	255.12	268.11	+1.72%	260,400
2026-04-01	269.02	271.88	262.15	263.58	-0.73%	369,900
2026-03-31	265.95	270.55	261.50	265.51	+0.30%	389,100
2026-03-30	278.33	278.33	263.96	264.71	-2.80%	394,500
2026-03-27	271.88	278.65	269.95	272.33	-0.86%	288,100
2026-03-26	280.86	284.00	272.77	274.70	-3.47%	227,100
2026-03-25	288.14	288.30	279.68	284.57	-0.25%	166,200
2026-03-24	285.79	289.49	279.74	285.27	-1.34%	308,300
2026-03-23	279.34	295.70	279.34	289.13	+5.35%	591,400
2026-03-20	282.99	285.07	270.20	274.45	-3.54%	692,800
2026-03-19	265.67	289.85	265.67	284.53	+5.40%	392,100
2026-03-18	269.44	275.29	264.70	269.95	+0.32%	271,200
2026-03-17	279.65	280.17	262.59	269.08	-3.33%	323,200
2026-03-16	274.00	282.20	272.89	278.35	+2.74%	232,000
2026-03-13	277.02	278.00	265.85	270.92	-1.66%	172,500
2026-03-12	278.35	279.93	272.08	275.50	-1.42%	366,200
2026-03-11	276.30	279.97	267.29	279.47	+0.16%	188,100
2026-03-10	283.90	287.00	276.26	279.01	-1.12%	284,388
2026-03-09	260.62	282.81	256.55	282.16	+5.57%	444,380
2026-03-06	267.60	272.69	264.00	267.28	-2.46%	186,300
2026-03-05	283.80	287.77	269.72	274.03	-5.04%	325,100
2026-03-04	287.33	292.25	281.40	288.58	+0.59%	275,400
2026-03-03	279.78	291.48	276.00	286.90	+0.08%	210,900
2026-03-02	282.01	290.75	281.43	286.67	+0.52%	280,300
2026-02-27	287.10	288.93	280.40	285.20	-1.63%	144,400
2026-02-26	296.80	304.07	285.45	289.92	-1.81%	150,500
2026-02-25	301.66	302.99	290.38	295.26	-0.88%	210,600
2026-02-24	294.41	306.12	294.41	297.87	+1.44%	299,900
2026-02-23	292.15	295.89	288.23	293.65	+0.26%	325,900
2026-02-20	286.29	294.84	281.03	292.89	+2.38%	318,300
2026-02-19	273.55	286.08	271.78	286.07	+4.42%	374,000
2026-02-18	265.76	276.05	264.47	273.97	+3.55%	187,400
2026-02-17	268.60	271.90	262.76	264.58	-1.50%	219,300
2026-02-13	267.99	273.12	264.77	268.61	+1.37%	139,471
2026-02-12	268.75	275.55	261.15	264.98	-0.83%	184,820
2026-02-11	278.26	279.93	264.00	267.20	-2.52%	204,382
2026-02-10	276.62	277.74	268.12	274.10	-0.24%	191,776
2026-02-09	271.79	278.75	270.55	274.76	+1.29%	177,388
2026-02-06	263.97	273.63	263.77	271.26	+5.07%	295,387
2026-02-05	253.28	262.14	249.92	258.16	+2.00%	388,436
2026-02-04	259.60	267.07	252.29	253.10	-1.13%	332,433
2026-02-03	253.94	257.62	248.94	255.99	+1.29%	238,797
2026-02-02	247.15	256.65	243.42	252.72	+1.03%	455,096
2026-01-30	264.34	278.13	248.17	250.14	-7.27%	653,380
2026-01-29	271.95	281.00	266.31	269.74	-0.61%	350,077
2026-01-28	279.14	282.02	269.51	271.39	-2.01%	315,881
2026-01-27	276.32	277.89	273.09	276.97	+0.72%	143,409
2026-01-26	276.85	283.56	271.57	274.99	+0.00%	314,703
2026-01-23	287.03	293.24	272.49	274.99	-4.34%	251,423
2026-01-22	289.70	293.93	281.97	287.46	-0.77%	256,827
2026-01-21	291.17	294.93	284.46	289.68	+0.58%	235,961
2026-01-20	285.55	291.95	278.61	288.00	-1.37%	127,982
2026-01-16	290.89	293.43	287.97	291.99	+0.41%	161,070
2026-01-15	288.08	293.22	284.96	290.80	+1.45%	139,719
2026-01-14	274.07	289.45	272.74	286.65	+4.36%	247,133
2026-01-13	270.27	278.12	270.27	274.68	+2.07%	170,655
2026-01-12	278.72	278.72	268.24	269.12	-3.51%	179,712
2026-01-09	279.29	283.70	278.45	278.92	-0.25%	202,417
2026-01-08	273.49	279.62	271.35	279.61	+1.79%	226,650
2026-01-07	284.52	286.63	273.21	274.69	-3.47%	408,952
2026-01-06	269.07	285.79	264.85	284.57	+4.86%	521,764
2026-01-05	257.47	273.70	256.82	271.38	+6.18%	299,067
2026-01-02	258.02	260.84	252.73	255.58	+0.20%	291,087
2025-12-31	262.72	264.13	254.63	255.06	-3.00%	253,620
2025-12-30	268.64	272.83	261.31	262.95	-2.67%	358,296
2025-12-29	270.49	277.03	263.55	270.16	+0.13%	253,050
2025-12-26	268.46	270.74	267.68	269.82	+0.05%	63,084
2025-12-24	269.10	270.51	266.47	269.68	+1.04%	73,167
2025-12-23	274.55	276.88	266.02	266.91	-3.01%	226,958
2025-12-22	266.85	277.46	266.85	275.19	+4.03%	247,596
2025-12-19	265.54	273.25	262.19	264.53	-0.92%	422,873
2025-12-18	265.47	270.88	264.21	266.98	+1.77%	304,411
2025-12-17	262.84	266.37	259.18	262.34	-0.12%	252,552
2025-12-16	264.10	264.38	260.77	262.65	+0.10%	207,513
2025-12-15	262.30	262.93	258.25	262.38	+1.13%	144,480
2025-12-12	264.81	264.81	257.62	259.44	-2.41%	161,768
2025-12-11	264.56	266.73	259.62	265.85	+1.31%	161,545
2025-12-10	259.57	264.54	257.40	262.40	+0.80%	183,782
2025-12-09	263.37	266.33	260.07	260.32	-0.87%	253,387
2025-12-08	269.05	269.05	261.56	262.61	-1.27%	191,436
2025-12-05	270.63	272.05	263.39	266.00	-1.85%	188,990
2025-12-04	272.83	275.33	270.06	271.01	-0.80%	204,075
2025-12-03	266.15	275.65	264.78	273.19	+2.64%	260,540
2025-12-02	270.00	271.38	266.03	266.17	-0.83%	158,612
2025-12-01	268.94	274.70	266.19	268.39	-0.91%	278,731
2025-11-28	273.46	274.68	268.05	270.85	-0.26%	181,795
2025-11-26	266.91	275.50	266.91	271.56	+1.59%	311,053
2025-11-25	258.12	269.15	253.31	267.32	+4.28%	379,922
2025-11-24	251.29	258.25	250.00	256.34	+2.09%	240,716
2025-11-21	233.74	254.37	233.74	251.10	+7.32%	361,789
2025-11-20	243.43	248.32	231.66	233.97	-1.62%	602,001
2025-11-19	250.79	259.95	236.41	237.82	-5.35%	405,421
2025-11-18	267.47	269.00	250.08	251.26	-5.91%	1,511,523
2025-11-17	257.56	268.55	257.56	267.03	-2.38%	423,673
2025-11-14	270.14	276.38	262.45	273.55	+0.25%	183,544
2025-11-13	280.66	283.28	268.29	272.87	-3.74%	205,851
2025-11-12	287.33	292.34	282.20	283.48	-1.21%	232,313
2025-11-11	283.37	288.33	282.89	286.96	+0.50%	226,700
2025-11-10	286.10	288.10	283.15	285.53	+0.24%	175,357
2025-11-07	279.60	288.64	276.75	284.86	+0.92%	245,190
2025-11-06	278.92	285.00	274.61	282.27	+0.23%	213,203
2025-11-05	280.36	283.23	274.06	281.63	+1.47%	109,022
2025-11-04	274.92	282.96	271.46	277.54	-1.27%	173,873
2025-11-03	278.28	282.58	273.30	281.10	+0.95%	384,030
2025-10-31	251.50	282.54	246.46	278.46	+14.21%	644,213
2025-10-30	247.02	249.70	243.25	243.82	-2.23%	137,501
2025-10-29	252.93	256.78	244.79	249.37	-0.63%	140,520
2025-10-28	252.92	254.76	249.75	250.94	-1.20%	129,458
2025-10-27	253.03	255.98	251.95	254.00	+1.15%	126,116
2025-10-24	250.14	255.34	249.44	251.11	+1.45%	80,578
2025-10-23	244.36	248.49	241.46	247.53	+1.78%	65,814
2025-10-22	251.66	251.66	242.60	243.19	-3.44%	110,307
2025-10-21	253.12	256.98	241.24	251.86	-0.88%	134,837
2025-10-20	248.48	257.19	248.48	254.10	+3.93%	137,426

直近250営業日、新しい順。

月別リターン（シーズナリティ）

歴史的に最も強い月：10月（+13.35%）。最も弱い月：5月（-12.80%）。日次データ2年分（2025–2026）に基づく。

1月+8.31%
2月+9.30%
3月-5.08%
4月+7.01%
5月-12.80%
6月+2.95%
7月+0.25%
8月-1.53%
9月+0.17%
10月+13.35%
11月-3.65%
12月-4.97%

FAQ · 現在の価格データより · 2026-10-16 時点

クイック回答

OSI Systems Inc（OSIS）の直近終値は？

2026-10-16 時点で 194.98。Closelookデータレイクの日次価格記録より。

OSIS の52週高値・安値は？

直近52週間で高値 311.72、安値 186.50（2026-10-16 時点）。

OSI Systems Inc が歴史的に最も強い月と弱い月は？

歴史的に、OSIS の最も強い月は 10月（平均 +13.35%）、最も弱い月は 5月（平均 -12.80%）。日次データ2年分（2025–2026）に基づく。

このシーズナリティは何年分をカバーしていますか？

2年分（2025–2026）。Closelookデータレイクの日次バー449本から計算。