Plug Power Inc (PLUG) — Price History

As of 2026-08-07 — refreshed nightly from the Closelook data lake. Diary readings, not advice.

Daily prices

Date	Open	High	Low	Close	Chg %	Volume
2026-08-07	2.14	2.20	2.06	2.18	+5.31%	54,252,700
2026-08-06	2.05	2.17	2.02	2.07	-1.43%	50,605,300
2026-08-05	2.11	2.14	2.07	2.10	-2.78%	36,081,300
2026-08-04	2.15	2.21	2.11	2.16	+3.85%	48,121,200
2026-08-03	2.03	2.10	2.00	2.08	+0.97%	48,917,100
2026-07-31	2.15	2.16	2.01	2.06	-1.44%	38,018,600
2026-07-30	1.96	2.09	1.95	2.09	+10.00%	51,842,300
2026-07-29	1.96	2.01	1.86	1.90	-3.06%	61,189,700
2026-07-28	2.01	2.06	1.95	1.96	-4.85%	83,748,100
2026-07-27	2.10	2.16	2.03	2.06	-1.44%	58,699,800
2026-07-24	2.19	2.20	2.07	2.09	-4.57%	37,380,900
2026-07-23	2.20	2.28	2.17	2.19	-1.79%	32,268,300
2026-07-22	2.24	2.34	2.22	2.23	-1.76%	27,627,500
2026-07-21	2.17	2.30	2.15	2.27	+6.57%	39,896,500
2026-07-20	2.19	2.20	2.10	2.13	-1.84%	36,519,600
2026-07-17	2.09	2.26	2.08	2.17	+0.93%	56,933,600
2026-07-16	2.16	2.21	2.08	2.15	-2.71%	67,894,400
2026-07-15	2.28	2.35	2.13	2.21	-2.64%	45,377,300
2026-07-14	2.25	2.36	2.22	2.27	+4.61%	42,871,700
2026-07-13	2.20	2.26	2.14	2.17	-2.69%	35,486,600
2026-07-10	2.36	2.37	2.20	2.23	-6.30%	53,811,100
2026-07-09	2.51	2.51	2.36	2.38	-3.25%	36,806,000
2026-07-08	2.41	2.51	2.36	2.46	-0.81%	43,796,500
2026-07-07	2.64	2.65	2.42	2.48	-6.06%	67,027,800
2026-07-06	2.62	2.74	2.58	2.64	+0.00%	46,811,800
2026-07-02	2.68	2.80	2.51	2.64	+0.00%	60,638,800
2026-07-01	2.66	2.82	2.63	2.64	-2.58%	49,493,500
2026-06-30	2.59	2.79	2.56	2.71	+4.63%	55,845,200
2026-06-29	2.57	2.65	2.47	2.59	+1.97%	44,626,000
2026-06-26	2.50	2.58	2.47	2.54	-1.17%	95,669,500
2026-06-25	2.65	2.68	2.50	2.57	-1.53%	47,040,400
2026-06-24	2.71	2.71	2.58	2.61	-3.69%	53,336,000
2026-06-23	2.66	2.83	2.62	2.71	-2.87%	49,242,700
2026-06-22	2.81	2.91	2.75	2.79	-2.11%	35,916,300
2026-06-18	2.73	2.86	2.64	2.85	+7.55%	66,373,900
2026-06-17	2.72	2.89	2.65	2.65	-2.21%	79,489,000
2026-06-16	2.74	2.89	2.69	2.71	-3.21%	43,652,300
2026-06-15	2.89	2.98	2.78	2.80	+1.45%	39,698,600
2026-06-12	2.85	2.85	2.69	2.76	-2.47%	49,653,300
2026-06-11	2.86	2.89	2.74	2.83	-1.05%	46,572,800
2026-06-10	2.88	2.96	2.85	2.86	-1.72%	43,468,000
2026-06-09	3.22	3.26	2.82	2.91	-8.78%	70,106,700
2026-06-08	3.32	3.34	3.17	3.19	-0.93%	45,176,500
2026-06-05	3.50	3.50	3.15	3.22	-10.56%	79,379,800
2026-06-04	3.58	3.72	3.50	3.60	-2.44%	54,025,000
2026-06-03	3.99	3.99	3.69	3.69	-9.78%	73,366,100
2026-06-02	3.93	4.33	3.85	4.09	+3.81%	82,099,700
2026-06-01	3.90	4.06	3.80	3.94	-0.25%	64,925,400
2026-05-29	4.14	4.14	3.85	3.95	-4.13%	68,126,700
2026-05-28	4.08	4.31	4.03	4.12	-0.48%	91,758,400
2026-05-27	3.81	4.22	3.75	4.14	+7.81%	110,538,000
2026-05-26	3.82	4.03	3.68	3.84	+1.59%	112,098,900
2026-05-22	3.76	3.92	3.69	3.78	+0.00%	71,432,000
2026-05-21	3.26	3.88	3.25	3.78	+14.20%	115,550,700
2026-05-20	3.38	3.43	3.22	3.31	+0.00%	60,536,000
2026-05-19	3.39	3.45	3.21	3.31	-4.06%	45,631,000
2026-05-18	3.80	3.81	3.32	3.45	-8.73%	86,372,000
2026-05-15	3.65	3.99	3.57	3.78	-0.26%	97,570,500
2026-05-14	3.85	3.92	3.69	3.79	-4.29%	91,734,900
2026-05-13	3.60	4.11	3.41	3.96	+11.24%	163,401,800
2026-05-12	3.77	3.89	3.46	3.56	+1.14%	196,969,900
2026-05-11	3.10	3.64	3.05	3.52	+12.82%	175,289,000
2026-05-08	3.15	3.21	3.05	3.12	-0.32%	45,815,700
2026-05-07	3.27	3.28	3.06	3.13	-5.44%	79,475,900
2026-05-06	3.33	3.35	3.22	3.31	-0.30%	59,643,600
2026-05-05	3.15	3.40	3.14	3.32	+6.07%	67,727,000
2026-05-04	3.09	3.23	3.07	3.13	+0.64%	50,642,800
2026-05-01	3.15	3.18	3.04	3.11	-0.64%	37,029,000
2026-04-30	3.42	3.42	3.04	3.13	-8.21%	96,518,400
2026-04-29	3.14	3.44	3.06	3.41	+12.54%	133,462,100
2026-04-28	3.00	3.08	2.95	3.03	-1.62%	37,516,400
2026-04-27	3.15	3.16	2.95	3.08	-1.91%	57,720,400
2026-04-24	3.20	3.38	3.09	3.14	-1.26%	76,960,300
2026-04-23	3.22	3.28	3.04	3.18	-0.31%	66,212,200
2026-04-22	3.20	3.21	3.09	3.19	+3.57%	60,241,100
2026-04-21	3.22	3.26	3.05	3.08	-4.35%	82,135,300
2026-04-20	2.73	3.23	2.72	3.22	+15.83%	112,240,400
2026-04-17	2.94	2.96	2.76	2.78	-2.80%	83,567,800
2026-04-16	2.95	2.97	2.78	2.86	-2.39%	57,509,600
2026-04-15	2.99	3.01	2.82	2.93	-0.34%	68,686,400
2026-04-14	2.92	3.01	2.87	2.94	+6.14%	86,051,600
2026-04-13	2.73	2.87	2.69	2.77	+1.09%	60,160,600
2026-04-10	2.80	2.90	2.73	2.74	+0.00%	60,962,400
2026-04-09	2.63	2.84	2.62	2.74	+3.40%	76,700,000
2026-04-08	2.70	2.77	2.59	2.65	+5.16%	68,378,000
2026-04-07	2.65	2.72	2.44	2.52	-6.32%	79,516,400
2026-04-06	2.47	2.75	2.45	2.69	+11.62%	99,214,900
2026-04-02	2.19	2.45	2.19	2.41	+7.11%	85,948,200
2026-04-01	2.28	2.32	2.21	2.25	-0.44%	39,420,100
2026-03-31	2.16	2.27	2.14	2.26	+5.61%	46,982,600
2026-03-30	2.19	2.25	2.11	2.14	-1.83%	50,764,400
2026-03-27	2.21	2.22	2.12	2.18	-3.11%	51,426,200
2026-03-26	2.22	2.41	2.22	2.25	-0.88%	58,192,600
2026-03-25	2.34	2.41	2.27	2.27	-0.87%	35,782,100
2026-03-24	2.26	2.33	2.22	2.29	-0.87%	60,587,500
2026-03-23	2.25	2.35	2.22	2.31	+3.59%	49,286,700
2026-03-20	2.41	2.45	2.20	2.23	-7.08%	104,494,300
2026-03-19	2.27	2.41	2.22	2.40	+3.45%	78,431,700
2026-03-18	2.30	2.41	2.25	2.32	-0.43%	84,281,800
2026-03-17	2.25	2.34	2.20	2.33	+4.02%	76,543,300
2026-03-16	2.20	2.31	2.19	2.24	+4.19%	85,045,100
2026-03-13	2.25	2.29	2.13	2.15	-2.71%	62,734,100
2026-03-12	2.20	2.32	2.16	2.21	-0.90%	85,745,100
2026-03-11	2.12	2.24	2.10	2.23	+5.19%	67,406,700
2026-03-10	2.19	2.26	2.11	2.12	-2.75%	65,736,914
2026-03-09	2.07	2.21	2.01	2.18	+2.35%	74,750,250
2026-03-06	2.25	2.32	2.09	2.13	-6.99%	73,364,500
2026-03-05	2.44	2.48	2.23	2.29	-7.66%	88,785,100
2026-03-04	2.25	2.50	2.24	2.48	+11.21%	129,661,800
2026-03-03	2.08	2.36	1.97	2.23	+23.20%	224,774,100
2026-03-02	1.72	1.85	1.72	1.81	+1.12%	113,822,800
2026-02-27	1.86	1.87	1.76	1.79	-6.28%	118,005,200
2026-02-26	1.86	1.92	1.82	1.91	+0.00%	111,220,300
2026-02-25	1.92	1.99	1.90	1.91	+0.00%	84,946,400
2026-02-24	1.84	1.97	1.81	1.91	+3.80%	85,128,200
2026-02-23	1.84	1.88	1.81	1.84	-1.60%	66,447,600
2026-02-20	1.88	1.96	1.83	1.87	-2.09%	85,147,200
2026-02-19	1.84	1.92	1.82	1.91	+2.69%	75,984,600
2026-02-18	1.82	1.92	1.80	1.86	+2.20%	76,131,900
2026-02-17	1.85	1.87	1.80	1.82	-3.70%	73,002,300
2026-02-13	1.84	1.94	1.82	1.89	+3.85%	84,314,109
2026-02-12	1.97	1.98	1.81	1.82	-7.14%	107,090,602
2026-02-11	2.06	2.09	1.95	1.96	-3.92%	92,421,805
2026-02-10	2.11	2.17	2.04	2.04	-2.86%	82,664,547
2026-02-09	2.04	2.13	2.01	2.10	+1.20%	87,525,664
2026-02-06	1.94	2.10	1.92	2.08	+11.56%	109,056,602
2026-02-05	1.98	2.00	1.84	1.86	-9.27%	115,930,398
2026-02-04	2.17	2.21	1.97	2.05	-3.76%	121,968,492
2026-02-03	2.12	2.16	2.02	2.13	+2.40%	101,208,203
2026-02-02	2.12	2.16	2.03	2.08	-1.65%	74,746,719
2026-01-30	2.28	2.38	2.10	2.12	-9.62%	137,884,406
2026-01-29	2.41	2.43	2.29	2.34	-4.49%	98,896,273
2026-01-28	2.44	2.62	2.40	2.45	+1.66%	121,612,898
2026-01-27	2.31	2.46	2.26	2.41	+4.78%	94,838,234
2026-01-26	2.48	2.50	2.27	2.30	-8.00%	103,010,203
2026-01-23	2.65	2.66	2.45	2.50	-3.47%	108,130,203
2026-01-22	2.25	2.61	2.24	2.59	+16.67%	185,307,203
2026-01-21	2.35	2.51	2.12	2.22	-3.90%	135,612,094
2026-01-20	2.29	2.37	2.23	2.31	-2.12%	112,287,398
2026-01-16	2.29	2.42	2.21	2.36	+4.42%	118,050,703
2026-01-15	2.35	2.41	2.25	2.26	-3.83%	72,304,289
2026-01-14	2.28	2.38	2.25	2.35	+3.07%	81,311,297
2026-01-13	2.31	2.39	2.25	2.28	+0.00%	81,243,828
2026-01-12	2.16	2.41	2.14	2.28	+4.11%	99,133,508
2026-01-09	2.29	2.33	2.14	2.19	-5.60%	114,013,508
2026-01-08	2.29	2.40	2.26	2.32	+1.75%	87,502,469
2026-01-07	2.42	2.43	2.24	2.28	-4.60%	81,378,633
2026-01-06	2.39	2.51	2.29	2.39	+0.84%	106,269,203
2026-01-05	2.28	2.42	2.24	2.37	+6.28%	112,057,203
2026-01-02	2.00	2.27	2.00	2.23	+13.20%	120,518,898
2025-12-31	1.95	2.05	1.94	1.97	+1.55%	80,738,602
2025-12-30	1.97	2.01	1.92	1.94	-1.52%	72,344,992
2025-12-29	2.00	2.05	1.97	1.97	-4.83%	72,992,922
2025-12-26	2.10	2.11	2.03	2.07	-1.43%	55,122,078
2025-12-24	2.02	2.13	2.01	2.10	+2.44%	47,485,672
2025-12-23	2.07	2.09	2.01	2.05	-2.84%	82,231,914
2025-12-22	2.21	2.26	2.11	2.11	-4.09%	83,416,383
2025-12-19	2.29	2.34	2.09	2.20	-2.65%	141,750,891
2025-12-18	2.26	2.49	2.24	2.26	+4.63%	122,369,102
2025-12-17	2.28	2.44	2.14	2.16	-5.68%	81,987,555
2025-12-16	2.18	2.34	2.16	2.29	+3.15%	97,117,844
2025-12-15	2.34	2.41	2.21	2.22	-4.31%	94,449,242
2025-12-12	2.37	2.46	2.30	2.32	-1.69%	114,453,398
2025-12-11	2.22	2.39	2.16	2.36	+4.42%	100,780,797
2025-12-10	2.20	2.31	2.15	2.26	+2.26%	94,086,750
2025-12-09	2.10	2.31	2.09	2.21	+2.31%	99,043,359
2025-12-08	2.21	2.24	2.09	2.16	-1.82%	98,299,617
2025-12-05	2.22	2.32	2.18	2.20	-1.35%	94,430,852
2025-12-04	2.24	2.26	2.15	2.23	+0.00%	117,598,797
2025-12-03	2.10	2.25	2.07	2.23	+5.69%	105,176,000
2025-12-02	1.93	2.19	1.93	2.11	+9.90%	121,819,297
2025-12-01	1.96	2.00	1.89	1.92	-4.48%	80,984,200
2025-11-28	2.01	2.05	1.97	2.01	+1.52%	45,207,600
2025-11-26	1.97	2.01	1.92	1.98	+1.54%	87,110,656
2025-11-25	1.95	1.99	1.86	1.95	-0.51%	84,814,594
2025-11-24	2.02	2.08	1.91	1.96	-1.01%	113,649,398
2025-11-21	1.88	1.99	1.82	1.98	+4.76%	111,103,102
2025-11-20	1.96	2.03	1.86	1.89	-0.53%	104,100,703
2025-11-19	1.73	1.94	1.70	1.90	-11.21%	220,080,891
2025-11-18	2.00	2.29	1.99	2.14	+2.64%	172,298,594
2025-11-17	2.07	2.19	2.04	2.08	-7.13%	75,313,820
2025-11-14	2.36	2.50	2.24	2.25	-9.84%	85,370,336
2025-11-13	2.70	2.73	2.41	2.49	-8.79%	117,667,297
2025-11-12	2.53	2.75	2.49	2.73	+7.91%	176,868,000
2025-11-11	2.56	2.73	2.36	2.53	-1.17%	163,738,094
2025-11-10	2.92	2.93	2.47	2.56	-3.40%	188,225,703
2025-11-07	2.38	2.70	2.35	2.65	+5.58%	116,670,602
2025-11-06	2.66	2.67	2.45	2.51	-4.92%	88,798,359
2025-11-05	2.56	2.65	2.45	2.64	+4.76%	88,272,953
2025-11-04	2.60	2.80	2.51	2.52	-8.36%	99,955,617
2025-11-03	2.78	2.83	2.66	2.75	+2.23%	95,036,562
2025-10-31	2.65	2.72	2.56	2.69	+1.51%	94,546,922
2025-10-30	2.66	2.74	2.64	2.65	-3.99%	80,902,922
2025-10-29	2.82	3.05	2.70	2.76	-1.08%	132,139,703
2025-10-28	2.96	2.96	2.78	2.79	-5.74%	89,845,438
2025-10-27	3.11	3.14	2.88	2.96	+0.34%	96,119,234
2025-10-24	3.02	3.06	2.87	2.95	+2.43%	80,963,188
2025-10-23	3.04	3.05	2.86	2.88	-1.37%	63,200,047
2025-10-22	3.04	3.11	2.77	2.92	-6.41%	112,531,797
2025-10-21	3.38	3.38	3.05	3.12	-8.24%	112,660,305
2025-10-20	3.63	3.65	3.35	3.40	+0.00%	112,440,305
2025-10-17	3.45	3.59	3.37	3.40	-2.30%	105,278,703
2025-10-16	3.87	4.25	3.46	3.48	-9.61%	187,451,297
2025-10-15	4.17	4.25	3.64	3.85	-4.94%	184,862,594
2025-10-14	3.71	4.18	3.58	4.05	+3.85%	198,218,297
2025-10-13	3.67	4.07	3.66	3.90	+14.04%	190,073,500
2025-10-10	3.80	3.94	3.40	3.42	-9.52%	165,046,406
2025-10-09	3.47	3.81	3.35	3.78	+3.42%	165,752,984
2025-10-08	3.62	3.87	3.52	3.65	-5.56%	149,089,406
2025-10-07	4.19	4.32	3.68	3.87	-6.30%	196,361,703
2025-10-06	4.50	4.58	3.84	4.13	+8.40%	403,037,188
2025-10-03	3.22	3.95	3.20	3.81	+34.63%	499,502,125
2025-10-02	2.94	2.96	2.77	2.83	-3.41%	122,159,906
2025-10-01	2.43	2.94	2.40	2.93	+25.75%	216,722,797
2025-09-30	2.23	2.38	2.19	2.33	+2.64%	71,197,367
2025-09-29	2.43	2.46	2.22	2.27	-4.22%	71,435,117
2025-09-26	2.42	2.49	2.30	2.37	+0.42%	95,458,516
2025-09-25	2.25	2.39	2.19	2.36	-1.67%	114,744,094
2025-09-24	2.47	2.61	2.34	2.40	-5.14%	170,039,109
2025-09-23	2.93	3.16	2.51	2.53	-4.53%	390,691,594
2025-09-22	2.19	2.68	2.09	2.65	+21.56%	209,591,500
2025-09-19	2.05	2.30	2.04	2.18	+3.81%	158,720,609
2025-09-18	2.05	2.12	1.93	2.10	+5.00%	127,708,000
2025-09-17	1.70	2.02	1.69	2.00	+19.05%	208,039,594
2025-09-16	1.59	1.74	1.55	1.68	+7.01%	70,119,484
2025-09-15	1.55	1.58	1.52	1.57	+3.29%	48,946,602
2025-09-12	1.52	1.53	1.48	1.52	+0.66%	27,171,340
2025-09-11	1.43	1.56	1.43	1.51	+4.86%	54,137,199
2025-09-10	1.44	1.50	1.41	1.44	+2.13%	38,959,441
2025-09-09	1.44	1.44	1.41	1.41	-2.08%	30,080,160
2025-09-08	1.47	1.49	1.43	1.44	-1.37%	31,627,529
2025-09-05	1.46	1.51	1.41	1.46	+1.39%	32,699,141
2025-09-04	1.49	1.51	1.44	1.44	-3.36%	33,974,340
2025-09-03	1.54	1.55	1.48	1.49	+0.68%	46,414,641
2025-09-02	1.51	1.54	1.46	1.48	-5.73%	45,846,480
2025-08-29	1.62	1.64	1.56	1.57	-3.68%	30,016,561
2025-08-28	1.63	1.67	1.61	1.63	+0.62%	26,794,199
2025-08-27	1.66	1.66	1.60	1.62	-1.82%	27,501,381
2025-08-26	1.68	1.70	1.63	1.65	-1.20%	38,146,352
2025-08-25	1.68	1.72	1.64	1.67	-0.60%	47,446,488
2025-08-22	1.54	1.68	1.54	1.68	+9.09%	61,455,461
2025-08-21	1.56	1.57	1.52	1.54	-1.28%	29,038,320
2025-08-20	1.57	1.59	1.50	1.56	-1.27%	41,272,359
2025-08-19	1.65	1.67	1.56	1.58	-4.82%	41,403,566
2025-08-18	1.72	1.75	1.63	1.66	-2.35%	55,075,352
2025-08-15	1.66	1.73	1.60	1.70	+3.03%	59,602,238
2025-08-14	1.61	1.68	1.58	1.65	-0.60%	37,505,871
2025-08-13	1.52	1.72	1.52	1.66	+7.79%	75,619,695
2025-08-12	1.56	1.56	1.43	1.54	-2.53%	74,301,922
2025-08-11	1.55	1.62	1.53	1.58	+4.64%	53,352,500

Most recent 250 sessions, newest first.

Seasonal returns

Best month historically: Sep (+25.29%). Worst month: Feb (-17.04%). Based on 5 years of daily data (2022–2026).

Jan+2.84%
Feb-17.04%
Mar-3.56%
Apr-11.48%
May+17.41%
Jun+9.97%
Jul+5.03%
Aug-13.51%
Sep+25.29%
Oct-13.38%
Nov-11.94%
Dec-6.78%

FAQ · from the current price data · as of 2026-08-07

Quick answers

What is Plug Power Inc's (PLUG) latest close?

2.18 on 2026-08-07, from the Closelook data lake's daily price record.

What is PLUG's 52-week high and low?

4.58 high and 1.41 low over the trailing 52 weeks, as of 2026-08-07.

What is Plug Power Inc's strongest and weakest month historically?

Historically, PLUG's strongest calendar month has been Sep (average +25.29%) and its weakest Feb (average -17.04%), based on 5 years of daily data (2022–2026).

How many years of seasonality does this cover?

5 years (2022–2026), computed from 965 daily bars in the Closelook data lake.