Century Aluminum Company（CENX）— 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	34.64	36.59	34.55	35.03	+2.43%	2,253,700
2026-10-15	32.76	34.30	32.39	34.20	+2.95%	3,363,400
2026-10-14	32.93	33.94	32.62	33.22	-2.75%	2,134,400
2026-10-13	34.68	34.73	33.43	34.16	-2.29%	1,801,900
2026-10-12	36.50	36.50	34.77	34.96	-4.90%	1,458,400
2026-10-09	36.90	37.19	36.17	36.76	+1.04%	990,300
2026-10-08	35.80	36.67	35.59	36.38	+0.97%	1,823,300
2026-10-07	36.17	36.21	35.52	36.03	-3.09%	2,675,000
2026-10-06	37.18	37.44	36.62	37.18	+0.65%	1,633,190
2026-10-05	35.71	37.45	35.66	36.94	+3.71%	1,863,653
2026-10-02	36.00	36.56	35.44	35.62	-1.03%	1,987,500
2026-10-01	35.47	36.07	35.04	35.99	+0.03%	2,190,700
2026-09-30	36.45	37.02	35.72	35.98	-0.61%	2,020,900
2026-09-29	37.47	37.50	35.79	36.20	-3.21%	2,649,200
2026-09-28	38.21	38.26	36.97	37.40	-2.58%	2,582,900
2026-09-25	38.26	38.85	37.91	38.39	+0.71%	869,700
2026-09-24	38.15	38.46	37.61	38.12	-1.80%	1,213,800
2026-09-23	38.89	39.48	38.27	38.82	-1.47%	1,099,400
2026-09-22	39.63	40.10	38.77	39.40	+0.77%	1,252,800
2026-09-21	39.50	39.76	38.97	39.10	+0.23%	1,183,000
2026-09-18	41.23	41.45	38.89	39.01	-4.27%	4,154,900
2026-09-17	40.69	41.23	40.33	40.75	+2.39%	1,474,500
2026-09-16	40.31	40.98	39.26	39.80	+0.23%	1,711,200
2026-09-15	41.99	42.09	39.52	39.71	-4.41%	1,979,600
2026-09-14	43.00	43.10	41.32	41.54	-5.70%	1,624,000
2026-09-11	44.94	45.48	43.28	44.05	-0.70%	1,222,100
2026-09-10	45.84	46.89	43.98	44.36	-6.98%	2,293,100
2026-09-09	48.98	49.77	47.05	47.69	-0.54%	1,322,500
2026-09-08	48.24	49.77	47.84	47.95	+2.50%	1,388,300
2026-09-04	46.77	47.39	46.28	46.78	-1.54%	1,071,600
2026-09-03	48.65	48.87	47.02	47.51	+0.49%	1,217,200
2026-09-02	47.42	48.17	46.92	47.28	+1.07%	1,490,400
2026-09-01	44.85	48.04	44.74	46.78	+2.21%	1,915,300
2026-08-31	47.00	47.38	45.28	45.77	-1.76%	1,261,200
2026-08-28	46.26	46.97	45.52	46.59	+1.53%	1,766,100
2026-08-27	43.96	46.15	43.73	45.89	+4.41%	1,407,200
2026-08-26	44.20	44.54	43.71	43.95	-0.57%	1,284,700
2026-08-25	43.60	44.85	43.43	44.20	+1.24%	1,161,213
2026-08-24	45.22	46.44	43.33	43.66	-0.59%	1,889,057
2026-08-21	44.91	45.47	43.11	43.92	+1.20%	1,772,700
2026-08-20	42.85	43.85	41.86	43.40	-0.41%	2,196,500
2026-08-19	46.80	47.69	40.56	43.58	-4.56%	5,830,000
2026-08-18	46.24	46.61	44.36	45.66	-3.10%	2,143,400
2026-08-17	47.30	47.83	45.89	47.12	+0.86%	1,496,200
2026-08-14	46.40	47.87	46.40	46.72	+0.71%	1,098,100
2026-08-13	47.60	49.43	46.28	46.39	-3.70%	2,209,800
2026-08-12	52.84	53.42	48.14	48.17	-7.88%	3,154,800
2026-08-11	54.18	55.55	52.12	52.29	+0.79%	2,409,800
2026-08-10	51.89	53.62	51.50	51.88	+1.27%	2,243,200
2026-08-07	47.85	52.74	47.56	51.23	+11.49%	3,739,800
2026-08-06	46.67	48.79	45.32	45.95	-2.03%	3,995,400
2026-08-05	47.86	48.96	46.38	46.90	-0.47%	2,662,900
2026-08-04	47.00	47.63	46.15	47.12	+4.25%	1,402,000
2026-08-03	43.52	45.23	43.15	45.20	+0.96%	1,310,600
2026-07-31	45.08	45.33	43.89	44.77	-0.25%	1,928,000
2026-07-30	44.25	45.03	43.83	44.88	+5.20%	1,450,500
2026-07-29	45.22	45.58	41.95	42.66	-2.96%	1,692,400
2026-07-28	44.81	44.83	43.56	43.96	-2.03%	1,283,100
2026-07-27	45.64	45.99	44.26	44.87	-2.90%	1,206,100
2026-07-24	46.91	47.33	45.51	46.21	-0.32%	1,534,800
2026-07-23	45.65	46.71	45.15	46.36	+2.27%	1,253,100
2026-07-22	44.80	46.19	44.54	45.33	+1.18%	2,074,200
2026-07-21	44.95	45.99	44.00	44.80	+4.58%	2,482,800
2026-07-20	41.68	42.96	40.40	42.84	+3.23%	2,623,700
2026-07-17	41.43	42.68	40.76	41.50	-2.58%	1,495,100
2026-07-16	43.07	43.26	41.86	42.60	-3.05%	2,066,200
2026-07-15	45.78	45.93	42.98	43.94	-4.64%	1,749,300
2026-07-14	46.23	47.35	45.38	46.08	+1.48%	1,283,900
2026-07-13	44.44	46.00	44.00	45.41	+1.66%	1,815,100
2026-07-10	44.94	45.44	44.05	44.67	-0.98%	1,527,800
2026-07-09	44.93	45.41	43.82	45.11	+0.85%	1,404,900
2026-07-08	43.96	45.72	43.26	44.73	-1.21%	1,513,100
2026-07-07	45.93	45.97	44.25	45.28	-3.00%	2,229,800
2026-07-06	45.14	47.00	44.78	46.68	+6.67%	2,170,400
2026-07-02	43.60	45.36	43.14	43.76	+1.70%	2,153,100
2026-07-01	44.48	45.22	42.62	43.03	-6.48%	3,515,400
2026-06-30	47.32	47.50	45.74	46.01	-1.16%	1,752,400
2026-06-29	46.12	47.33	45.10	46.55	+0.47%	2,156,600
2026-06-26	45.00	47.36	45.00	46.33	+0.81%	6,377,200
2026-06-25	44.85	46.06	43.29	45.96	+3.28%	2,506,900
2026-06-24	45.64	46.21	43.79	44.50	-5.98%	2,378,800
2026-06-23	47.44	47.98	46.68	47.33	-4.44%	3,566,000
2026-06-22	50.92	51.05	48.10	49.53	-4.22%	3,154,200
2026-06-18	54.68	54.70	51.18	51.71	-4.79%	3,754,000
2026-06-17	53.01	56.67	53.00	54.31	+1.42%	2,566,100
2026-06-16	54.50	54.52	52.06	53.55	-1.83%	3,069,500
2026-06-15	58.55	58.79	53.52	54.55	-10.85%	3,664,100
2026-06-12	60.92	61.95	59.63	61.19	+0.41%	1,285,600
2026-06-11	61.00	61.71	58.94	60.94	+3.22%	1,277,700
2026-06-10	59.73	61.37	58.50	59.04	-3.07%	1,941,300
2026-06-09	64.46	64.46	58.51	60.91	-3.78%	1,508,600
2026-06-08	62.76	64.75	61.50	63.30	+5.29%	2,503,700
2026-06-05	65.00	65.20	59.98	60.12	-9.50%	2,195,100
2026-06-04	65.97	69.20	65.01	66.43	-0.91%	1,344,000
2026-06-03	67.61	69.29	66.45	67.04	-2.52%	1,784,100
2026-06-02	64.88	70.43	64.88	68.77	+7.60%	2,776,000
2026-06-01	66.71	66.71	63.41	63.91	-3.12%	1,946,500
2026-05-29	68.37	68.80	63.78	65.97	-2.31%	2,871,900
2026-05-28	65.15	68.70	64.53	67.53	+2.75%	2,042,100
2026-05-27	62.29	65.87	61.50	65.72	-1.73%	1,630,000
2026-05-26	66.24	67.82	65.72	66.88	+2.81%	1,592,800
2026-05-22	60.36	65.37	59.95	65.05	+7.59%	2,037,500
2026-05-21	58.80	61.56	58.08	60.46	+2.86%	1,546,900
2026-05-20	59.98	60.09	58.15	58.78	+0.58%	1,362,500
2026-05-19	54.00	59.10	53.70	58.44	+6.41%	1,665,000
2026-05-18	57.22	58.20	54.51	54.92	-3.34%	1,808,500
2026-05-15	58.88	59.83	55.86	56.82	-7.52%	1,633,600
2026-05-14	64.47	65.00	60.71	61.44	-4.51%	1,488,000
2026-05-13	64.63	65.34	61.65	64.34	+1.69%	2,751,700
2026-05-12	58.84	63.90	58.18	63.27	+5.13%	1,779,000
2026-05-11	58.98	61.38	57.84	60.18	+2.16%	1,678,700
2026-05-08	61.99	62.90	57.12	58.91	-2.76%	2,514,900
2026-05-07	63.60	63.74	59.84	60.58	-3.26%	1,425,600
2026-05-06	62.31	63.19	60.66	62.62	+0.55%	2,016,900
2026-05-05	60.63	63.42	60.63	62.28	+4.16%	1,521,400
2026-05-04	60.21	60.90	58.45	59.79	+1.37%	1,185,600
2026-05-01	58.71	59.43	57.64	58.98	-0.77%	798,700
2026-04-30	59.21	60.00	58.21	59.44	+0.78%	769,200
2026-04-29	60.04	60.04	58.20	58.98	-0.56%	968,800
2026-04-28	61.51	61.51	59.10	59.31	-3.76%	894,700
2026-04-27	60.93	61.87	60.00	61.63	+1.47%	888,900
2026-04-24	59.87	61.11	58.54	60.74	+1.45%	1,118,800
2026-04-23	62.90	63.46	59.47	59.87	-5.10%	1,429,100
2026-04-22	62.16	63.20	60.65	63.09	+2.75%	872,200
2026-04-21	61.49	62.35	59.89	61.40	+0.11%	1,219,600
2026-04-20	62.32	62.99	60.14	61.33	-1.46%	1,168,700
2026-04-17	59.71	62.99	57.48	62.24	-5.14%	2,738,500
2026-04-16	64.17	66.48	64.17	65.61	+2.37%	1,074,400
2026-04-15	63.66	65.14	63.18	64.09	+0.50%	1,187,100
2026-04-14	68.30	68.68	63.00	63.77	-6.14%	2,105,300
2026-04-13	66.96	68.52	66.29	67.94	+1.46%	1,529,100
2026-04-10	66.70	68.22	66.30	66.96	+0.98%	924,900
2026-04-09	66.00	68.69	65.60	66.31	+1.13%	1,566,600
2026-04-08	62.87	66.44	61.13	65.57	-0.70%	2,551,600
2026-04-07	65.73	67.63	65.25	66.03	+2.31%	2,659,000
2026-04-06	62.60	64.85	61.96	64.54	+3.15%	1,895,500
2026-04-02	61.52	64.20	61.52	62.57	-1.48%	1,967,500
2026-04-01	59.77	63.69	59.30	63.51	+8.21%	3,060,700
2026-03-31	55.35	60.54	55.25	58.69	+10.22%	4,320,600
2026-03-30	56.39	59.84	51.89	53.25	+7.25%	4,645,800
2026-03-27	48.40	51.13	47.62	49.65	+2.58%	1,770,300
2026-03-26	48.87	49.93	48.14	48.40	-3.57%	1,483,500
2026-03-25	51.14	51.38	49.97	50.19	-0.08%	1,059,500
2026-03-24	46.49	51.35	46.35	50.23	+8.07%	2,561,200
2026-03-23	49.57	51.98	46.40	46.48	-5.08%	3,590,000
2026-03-20	49.40	51.44	48.16	48.97	-1.37%	3,647,500
2026-03-19	50.52	50.92	48.25	49.65	-10.28%	3,162,700
2026-03-18	55.68	56.57	52.89	55.34	-2.04%	1,974,800
2026-03-17	56.00	59.09	55.77	56.49	+1.51%	2,269,400
2026-03-16	55.00	56.83	53.89	55.65	+1.68%	2,169,900
2026-03-13	57.86	59.12	53.86	54.73	-5.16%	2,295,600
2026-03-12	57.61	59.12	56.01	57.71	-0.62%	2,705,800
2026-03-11	53.11	58.10	52.52	58.07	+8.42%	2,491,100
2026-03-10	54.21	55.05	53.20	53.56	-1.63%	2,344,316
2026-03-09	52.07	55.38	51.43	54.45	+1.42%	2,337,743
2026-03-06	51.99	54.83	51.10	53.69	-0.39%	2,692,000
2026-03-05	51.90	54.92	51.30	53.90	+0.88%	2,716,900
2026-03-04	55.00	56.96	53.13	53.43	+0.96%	3,162,100
2026-03-03	49.90	53.71	48.08	52.92	+3.04%	3,012,500
2026-03-02	52.50	53.96	50.97	51.36	-0.39%	1,552,100
2026-02-27	51.57	52.50	50.56	51.56	-1.24%	2,368,300
2026-02-26	51.47	52.48	50.25	52.21	-1.53%	2,246,800
2026-02-25	54.82	55.99	52.77	53.02	-0.92%	2,663,100
2026-02-24	51.84	55.50	50.95	53.51	+3.22%	2,419,900
2026-02-23	52.56	53.18	49.84	51.84	-1.52%	2,456,600
2026-02-20	52.50	55.61	50.57	52.64	+0.27%	3,178,200
2026-02-19	48.88	52.83	48.36	52.50	+4.54%	3,853,400
2026-02-18	49.39	51.27	49.00	50.22	+2.72%	2,705,800
2026-02-17	45.12	49.32	44.08	48.89	+6.19%	3,098,800
2026-02-13	45.59	47.33	43.11	46.04	-7.36%	5,094,368
2026-02-12	53.63	54.00	49.55	49.70	-7.00%	1,645,516
2026-02-11	54.65	54.81	51.45	53.44	+2.85%	1,345,865
2026-02-10	53.70	54.05	51.79	51.96	-4.42%	1,819,620
2026-02-09	52.45	55.59	52.15	54.36	+3.74%	2,759,167
2026-02-06	49.34	52.78	48.58	52.40	+11.80%	2,736,872
2026-02-05	45.76	48.00	45.25	46.87	-1.39%	2,011,689
2026-02-04	50.95	51.85	45.94	47.53	-5.90%	2,305,053
2026-02-03	50.90	51.84	48.10	50.51	+6.74%	2,479,558
2026-02-02	45.00	48.05	45.00	47.32	+4.39%	1,974,492
2026-01-30	46.50	47.93	44.41	45.33	-7.36%	3,506,865
2026-01-29	51.41	52.00	48.03	48.93	-0.14%	2,333,479
2026-01-28	48.90	50.00	48.03	49.00	+2.47%	1,677,437
2026-01-27	45.44	47.94	44.78	47.82	+6.01%	1,717,624
2026-01-26	48.79	48.85	44.62	45.11	-7.39%	3,587,508
2026-01-23	48.44	49.13	46.64	48.71	+0.85%	2,029,911
2026-01-22	48.40	49.39	47.87	48.30	+1.15%	1,591,776
2026-01-21	49.47	50.16	46.51	47.75	-0.25%	2,452,011
2026-01-20	46.02	48.11	46.00	47.87	+0.63%	1,378,773
2026-01-16	47.60	48.18	45.72	47.57	-1.90%	2,218,758
2026-01-15	47.70	49.67	47.30	48.49	+1.19%	2,334,128
2026-01-14	46.84	48.58	46.28	47.92	+3.41%	1,991,120
2026-01-13	47.80	48.06	46.26	46.34	-1.43%	2,066,086
2026-01-12	46.28	47.64	45.35	47.01	+2.89%	2,444,607
2026-01-09	43.51	45.73	43.21	45.69	+5.67%	1,690,525
2026-01-08	41.22	43.44	40.60	43.24	+0.91%	1,991,738
2026-01-07	41.23	42.95	39.98	42.85	+1.47%	2,223,973
2026-01-06	43.82	45.58	42.10	42.23	-3.65%	4,182,664
2026-01-05	42.16	44.34	41.40	43.83	+7.06%	2,743,884
2026-01-02	39.96	41.50	39.56	40.94	+4.49%	1,337,880
2025-12-31	39.49	39.52	38.53	39.18	-1.28%	1,134,394
2025-12-30	39.66	40.83	39.22	39.69	+1.66%	1,595,787
2025-12-29	38.62	39.30	37.74	39.04	-2.84%	1,471,026
2025-12-26	40.15	40.26	39.45	40.18	+2.21%	1,106,707
2025-12-24	38.59	39.40	38.42	39.31	+0.87%	1,055,654
2025-12-23	38.02	39.78	37.21	38.97	+4.79%	2,404,966
2025-12-22	37.00	37.45	36.32	37.19	+2.71%	1,664,894
2025-12-19	34.08	37.05	33.90	36.21	+7.10%	3,882,700
2025-12-18	32.10	33.87	31.70	33.81	+5.26%	1,818,600
2025-12-17	32.63	32.96	31.74	32.12	-0.31%	1,236,816
2025-12-16	31.22	32.53	31.20	32.22	+2.64%	1,553,383
2025-12-15	32.01	32.14	31.17	31.39	-0.54%	1,443,182
2025-12-12	32.67	33.06	31.30	31.56	-2.35%	1,605,980
2025-12-11	30.23	32.47	30.23	32.32	+6.70%	3,889,545
2025-12-10	30.36	30.64	29.30	30.29	-0.10%	1,574,827
2025-12-09	30.02	31.18	29.70	30.32	-0.95%	1,089,438
2025-12-08	31.30	31.35	30.30	30.61	-1.51%	1,834,210
2025-12-05	31.43	32.13	30.94	31.08	+0.71%	1,596,413
2025-12-04	30.28	31.40	30.14	30.86	-0.26%	1,351,619
2025-12-03	30.00	31.34	29.89	30.94	+4.25%	3,089,946
2025-12-02	29.55	29.94	29.30	29.68	+0.44%	780,452
2025-12-01	29.86	30.19	29.18	29.55	-1.40%	1,502,090
2025-11-28	29.02	29.98	28.77	29.97	+4.24%	1,288,920
2025-11-26	28.78	29.00	28.34	28.75	+0.95%	1,424,893
2025-11-25	27.95	28.79	27.80	28.48	+2.41%	1,318,607
2025-11-24	27.22	28.10	27.01	27.81	+2.96%	2,614,688
2025-11-21	25.82	27.05	25.40	27.01	+3.13%	2,501,335
2025-11-20	28.35	28.94	26.01	26.19	-6.26%	2,941,176
2025-11-19	27.63	28.23	27.30	27.94	+2.70%	2,047,176
2025-11-18	27.33	28.69	26.90	27.20	-2.98%	2,190,727
2025-11-17	28.71	29.11	27.71	28.04	-2.57%	1,647,730
2025-11-14	27.94	29.04	27.60	28.78	-0.90%	1,815,896
2025-11-13	30.22	30.30	28.77	29.04	-1.79%	3,097,771
2025-11-12	28.28	30.39	28.15	29.57	+6.06%	5,694,476
2025-11-11	29.87	29.88	26.97	27.88	-13.71%	10,146,610
2025-11-10	33.50	33.71	31.37	32.31	-2.24%	2,208,173
2025-11-07	28.00	34.23	27.80	33.05	+14.04%	4,053,040
2025-11-06	28.84	29.69	28.31	28.98	+1.15%	1,845,867
2025-11-05	28.95	29.05	28.30	28.65	+0.53%	1,578,661
2025-11-04	29.33	29.77	28.28	28.50	-7.26%	1,732,294
2025-11-03	29.64	31.15	29.35	30.73	+3.75%	1,915,185
2025-10-31	29.64	29.89	29.16	29.62	-0.07%	1,243,536
2025-10-30	29.21	30.55	28.76	29.64	+3.24%	2,365,256
2025-10-29	29.79	30.35	28.41	28.71	-2.15%	1,803,611
2025-10-28	30.15	30.60	29.27	29.34	-4.43%	1,636,770
2025-10-27	30.90	31.59	30.37	30.70	-0.29%	1,610,765
2025-10-24	30.80	32.54	30.68	30.79	+2.84%	3,114,642
2025-10-23	29.74	30.79	28.63	29.94	+3.38%	3,327,467
2025-10-22	30.40	30.93	28.28	28.96	-6.55%	3,304,033
2025-10-21	33.91	33.99	30.55	30.99	-9.54%	3,189,528
2025-10-20	33.45	34.52	32.78	34.26	+5.55%	1,925,031

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：12月（+32.59%）。最も弱い月：6月（-16.05%）。日次データ2年分（2025–2026）に基づく。

1月+6.34%
2月+6.63%
3月+8.63%
4月-8.61%
5月+2.03%
6月-16.05%
7月+10.53%
8月+5.17%
9月+6.14%
10月+0.75%
11月-2.47%
12月+32.59%

FAQ · 現在の価格データより · 2026-10-16 時点

クイック回答

Century Aluminum Company（CENX）の直近終値は？

2026-10-16 時点で 35.03。Closelookデータレイクの日次価格記録より。

CENX の52週高値・安値は？

直近52週間で高値 70.43、安値 25.40（2026-10-16 時点）。

Century Aluminum Company が歴史的に最も強い月と弱い月は？

歴史的に、CENX の最も強い月は 12月（平均 +32.59%）、最も弱い月は 6月（平均 -16.05%）。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。