NasdaqGS - Nasdaq Real Time Price
USD
Innospec Inc. (IOSP)
100.70
+0.78
(+0.78%)
At close: October 28 at 4:00:01 PM EDT
100.80
+0.10
(+0.10%)
Overnight: 10:56:31 PM EDT
This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed.
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Date
Open
High
Low
Close
Close price adjusted for splits.
Adj Close
Adjusted close price adjusted for splits and dividend and/or capital gain distributions.
Volume
Oct 28, 2026
99.83
100.76
99.00
100.70
100.70
147,000
Oct 27, 2026
99.72
100.11
99.14
99.92
99.92
133,600
Oct 26, 2026
99.12
100.62
98.79
99.18
99.18
128,400
Oct 23, 2026
97.74
98.91
97.12
98.64
98.64
113,200
Oct 22, 2026
99.10
100.07
98.45
98.67
98.67
501,900
Oct 21, 2026
99.34
99.77
98.76
99.64
99.64
402,300
Oct 20, 2026
98.32
99.88
97.40
99.16
99.16
414,500
Oct 19, 2026
96.83
98.49
96.32
97.99
97.99
243,900
Oct 16, 2026
96.75
97.40
96.06
96.81
96.81
177,700
Oct 15, 2026
97.56
98.67
96.12
96.60
96.60
240,900
Oct 14, 2026
96.50
97.66
96.50
97.10
97.10
150,900
Oct 13, 2026
96.30
97.89
95.90
97.43
97.43
131,600
Oct 12, 2026
95.70
96.50
95.00
95.66
95.66
172,400
Oct 9, 2026
97.48
97.89
95.53
95.65
95.65
182,400
Oct 8, 2026
97.05
98.49
96.06
97.69
97.69
181,200
Oct 7, 2026
97.39
98.64
96.85
97.42
97.42
304,600
Oct 6, 2026
98.27
99.22
97.32
98.55
98.55
233,600
Oct 5, 2026
97.62
98.60
96.72
97.65
97.65
193,400
Oct 2, 2026
96.43
98.67
95.44
97.41
97.41
196,500
Oct 1, 2026
94.83
95.69
93.64
95.17
95.17
330,600
Sep 30, 2026
97.16
97.24
95.09
95.32
95.32
226,400
Sep 29, 2026
97.56
98.09
96.11
96.72
96.72
185,200
Sep 28, 2026
98.72
100.48
97.58
97.88
97.88
300,000
Sep 25, 2026
97.10
98.77
96.87
98.72
98.72
258,300
Sep 24, 2026
96.61
97.50
95.76
96.87
96.87
211,700
Sep 23, 2026
96.08
98.00
95.77
96.60
96.60
262,100
Sep 22, 2026
93.52
96.40
92.59
96.08
96.08
349,800
Sep 21, 2026
92.85
93.34
92.30
92.56
92.56
150,500
Sep 18, 2026
92.79
94.05
91.55
93.15
93.15
535,700
Sep 17, 2026
93.88
93.88
92.32
93.18
93.18
267,100
Sep 16, 2026
92.27
94.08
91.11
92.93
92.93
186,200
Sep 15, 2026
91.96
92.23
91.00
91.82
91.82
299,100
Sep 14, 2026
93.33
93.33
91.80
91.96
91.96
152,900
Sep 11, 2026
93.83
93.83
92.60
93.23
93.23
125,000
Sep 10, 2026
93.90
94.35
92.00
93.08
93.08
102,100
Sep 9, 2026
92.74
94.05
92.40
93.57
93.57
127,200
Sep 8, 2026
93.28
96.14
92.49
93.37
93.37
135,900
Sep 4, 2026
92.43
94.28
92.40
93.95
93.95
103,800
Sep 3, 2026
94.36
94.55
92.44
93.12
93.12
190,500
Sep 2, 2026
92.60
95.38
92.51
93.76
93.76
156,400
Sep 1, 2026
93.12
93.87
92.30
92.61
92.61
122,300
Aug 31, 2026
95.49
95.95
93.62
93.86
93.86
160,600
Aug 28, 2026
95.73
96.68
94.92
95.38
95.38
163,800
Aug 27, 2026
94.70
96.41
93.91
95.34
95.34
193,900
Aug 26, 2026
94.51
96.14
94.16
95.66
95.66
224,600
Aug 25, 2026
94.73
94.78
93.14
94.36
94.36
180,500
Aug 24, 2026
93.70
94.98
92.81
94.73
94.73
189,600
Aug 21, 2026
93.71
93.88
92.76
93.63
93.63
120,100
Aug 20, 2026
92.83
94.58
91.80
92.92
92.92
101,300
Aug 19, 2026
94.47
95.01
93.06
93.76
93.76
108,200
Aug 18, 2026
93.86
94.65
93.05
93.56
93.56
209,000
Aug 17, 2026
93.08
94.18
93.07
93.83
93.83
182,000
Aug 14, 2026
93.82
94.41
93.44
93.85
93.85
104,700
Aug 13, 2026
93.54
94.67
93.28
93.92
93.92
126,200
Aug 12, 2026
93.93
94.45
92.69
93.12
93.12
210,900
Aug 11, 2026
93.22
94.56
92.55
93.97
93.97
205,600
Aug 10, 2026
91.88
93.61
91.84
92.89
92.89
155,900
Aug 7, 2026
91.67
92.61
89.65
92.44
92.44
162,900
Aug 6, 2026
92.50
94.17
90.93
91.53
91.53
285,500
Aug 5, 2026
90.28
93.34
88.05
91.96
91.96
392,400
Aug 4, 2026
85.53
87.03
85.04
86.70
86.70
174,800
Aug 3, 2026
86.22
87.85
85.42
85.48
85.48
154,700
Jul 31, 2026
85.29
86.26
83.78
85.98
85.98
205,500
Jul 30, 2026
85.28
86.50
84.66
86.07
86.07
140,700
Jul 29, 2026
85.64
86.36
84.59
84.95
84.95
140,500
Jul 28, 2026
86.38
87.69
85.66
85.90
85.90
133,900
Jul 27, 2026
84.94
85.85
84.15
85.63
85.63
193,300
Jul 24, 2026
84.63
85.39
83.77
84.76
84.76
159,400
Jul 23, 2026
84.41
86.13
82.89
84.09
84.09
138,200
Jul 22, 2026
84.63
85.72
84.21
85.30
85.30
139,500
Jul 21, 2026
83.49
84.81
83.20
84.50
84.50
156,200
Jul 20, 2026
83.98
84.54
83.05
83.95
83.95
117,100
Jul 17, 2026
85.46
86.64
83.94
84.25
84.25
146,400
Jul 16, 2026
83.17
85.58
83.17
85.46
85.46
184,100
Jul 15, 2026
81.99
83.22
81.87
83.02
83.02
142,400
Jul 14, 2026
82.39
82.85
81.45
81.64
81.64
102,600
Jul 13, 2026
81.93
82.89
81.39
82.03
82.03
101,600
Jul 10, 2026
80.86
82.42
80.86
81.62
81.62
117,600
Jul 9, 2026
80.63
82.00
79.44
80.72
80.72
161,100
Jul 8, 2026
81.27
81.39
79.74
80.81
80.81
146,600
Jul 7, 2026
82.69
82.69
81.20
81.66
81.66
117,100
Jul 6, 2026
82.72
82.95
81.57
82.41
82.41
137,700
Jul 2, 2026
81.93
83.12
81.54
83.10
83.10
116,300
Jul 1, 2026
81.49
82.52
80.93
81.77
81.77
169,500
Jun 30, 2026
81.00
82.09
80.55
81.39
81.39
213,700
Jun 29, 2026
82.07
82.38
80.24
80.71
80.71
209,400
Jun 26, 2026
82.93
83.25
80.65
82.63
82.63
658,200
Jun 25, 2026
82.85
84.29
80.86
82.81
82.81
229,500
Jun 24, 2026
81.84
84.02
81.20
83.39
83.39
189,100
Jun 23, 2026
82.47
83.70
81.67
81.84
81.84
179,200
Jun 22, 2026
82.42
83.22
82.07
82.47
82.47
140,600
Jun 18, 2026
83.70
83.84
82.28
82.73
82.73
323,400
Jun 17, 2026
83.33
84.84
82.86
83.11
83.11
173,500
Jun 16, 2026
85.89
86.24
83.33
83.74
83.74
177,300
Jun 15, 2026
86.70
87.82
84.92
85.11
85.11
234,900
Jun 12, 2026
86.22
87.35
86.01
86.59
86.59
205,100
Jun 11, 2026
83.72
85.94
83.08
85.86
85.86
183,400
Jun 10, 2026
83.23
83.99
82.95
83.35
83.35
233,800
Jun 9, 2026
82.04
83.32
81.89
82.83
82.83
196,400
Jun 8, 2026
80.85
81.89
80.77
81.38
81.38
106,800
Jun 5, 2026
80.60
82.09
80.07
80.68
80.68
120,300
Jun 4, 2026
81.08
81.50
80.13
80.65
80.65
171,800
Jun 3, 2026
81.47
82.63
80.53
80.60
80.60
364,800
Jun 2, 2026
81.62
82.79
80.35
81.65
81.65
123,600
Jun 1, 2026
82.10
82.14
80.99
81.93
81.93
155,500
May 29, 2026
82.00
83.32
80.73
82.94
82.94
275,000
May 28, 2026
81.80
82.32
81.20
82.29
82.29
116,600
May 27, 2026
81.96
82.62
81.70
82.29
82.29
151,200
May 26, 2026
79.87
82.06
79.87
81.96
81.96
151,000
May 22, 2026
78.91
79.76
78.47
79.58
79.58
199,300
May 21, 2026
77.90
78.92
76.80
78.73
78.73
187,800
May 20, 2026
76.87
78.78
76.16
78.66
78.66
231,100
May 19, 2026
0.92
Dividend
Dividends on any given ex-date include regular and any special dividends
May 19, 2026
78.00
78.13
76.52
76.87
76.87
163,300
May 18, 2026
78.25
79.68
78.15
79.05
78.13
167,300
May 15, 2026
79.50
79.93
77.69
78.15
77.24
304,600
May 14, 2026
80.33
80.90
79.59
80.00
79.07
232,300
May 13, 2026
80.47
80.74
78.79
79.69
78.76
366,800
May 12, 2026
80.95
81.35
78.98
80.44
79.50
217,900
May 11, 2026
80.55
82.61
80.15
80.82
79.88
254,400
May 8, 2026
78.82
81.00
77.94
80.55
79.61
680,300
May 7, 2026
77.91
79.03
76.59
76.64
75.75
197,600
May 6, 2026
79.36
79.36
77.48
77.67
76.77
245,700
May 5, 2026
77.26
79.20
77.26
78.19
77.28
160,900
May 4, 2026
76.49
77.20
75.13
76.48
75.59
155,300
May 1, 2026
76.94
77.37
75.57
76.83
75.94
290,200
Apr 30, 2026
75.09
76.62
74.64
76.26
75.37
193,700
Apr 29, 2026
76.12
76.53
75.45
75.61
74.73
174,100
Apr 28, 2026
77.81
78.02
76.45
76.64
75.75
120,000
Apr 27, 2026
76.82
78.02
76.39
77.68
76.78
203,400
Apr 24, 2026
76.46
77.29
75.81
77.15
76.25
153,100
Apr 23, 2026
75.25
76.82
75.00
76.66
75.77
145,300
Apr 22, 2026
75.75
76.12
74.86
74.97
74.10
153,900
Apr 21, 2026
75.35
75.78
74.85
75.47
74.59
117,200
Apr 20, 2026
75.95
76.43
75.11
75.48
74.60
124,700
Apr 17, 2026
75.47
77.90
75.47
76.19
75.30
174,600
Apr 16, 2026
74.48
76.22
74.48
75.09
74.22
155,000
Apr 15, 2026
74.83
75.78
71.19
74.66
73.79
230,000
Apr 14, 2026
76.57
76.62
75.10
75.22
74.34
196,500
Apr 13, 2026
75.60
76.57
74.29
76.57
75.68
203,300
Apr 10, 2026
75.68
76.17
75.02
75.66
74.78
128,500
Apr 9, 2026
75.05
76.86
74.54
75.83
74.95
255,300
Apr 8, 2026
74.04
75.93
74.03
75.76
74.88
284,300
Apr 7, 2026
71.96
73.01
71.51
72.88
72.03
213,100
Apr 6, 2026
73.77
73.83
71.94
72.24
71.40
164,700
Apr 2, 2026
73.20
74.19
72.66
73.79
72.93
263,100
Apr 1, 2026
73.22
74.29
73.06
73.60
72.74
213,900
Mar 31, 2026
73.29
74.37
72.07
73.02
72.17
251,100
Mar 30, 2026
72.74
74.13
72.35
73.19
72.34
249,000
Mar 27, 2026
72.00
72.86
70.93
72.20
71.36
252,700
Mar 26, 2026
70.30
72.48
70.30
72.37
71.53
215,600
Mar 25, 2026
68.85
70.84
67.78
70.75
69.93
450,000
Mar 24, 2026
67.21
69.36
66.69
67.90
67.11
825,300
Mar 23, 2026
67.63
68.43
66.77
67.32
66.54
466,700
Mar 20, 2026
67.20
67.60
65.51
65.89
65.12
511,000
Mar 19, 2026
67.10
67.71
66.20
67.23
66.45
333,800
Mar 18, 2026
68.11
68.88
67.29
67.54
66.75
236,800
Mar 17, 2026
68.57
73.36
68.14
68.87
68.07
333,700
Mar 16, 2026
68.91
69.39
68.11
68.12
67.33
247,000
Mar 13, 2026
68.93
70.10
67.84
68.63
67.83
243,400
Mar 12, 2026
69.26
70.07
68.67
68.83
68.03
218,900
Mar 11, 2026
70.65
73.88
69.38
69.74
68.93
362,600
Mar 10, 2026
71.31
71.92
70.37
70.60
69.78
266,400
Mar 9, 2026
70.97
72.02
69.23
71.43
70.60
294,900
Mar 6, 2026
73.28
74.00
70.86
72.11
71.27
191,100
Mar 5, 2026
76.32
76.56
74.18
74.22
73.36
156,000
Mar 4, 2026
76.79
77.35
75.00
77.02
76.12
196,600
Mar 3, 2026
75.42
76.76
74.10
76.37
75.48
219,800
Mar 2, 2026
75.96
77.30
75.08
77.04
76.14
187,600
Feb 27, 2026
77.08
77.26
75.50
76.58
75.69
203,400
Feb 26, 2026
78.48
78.54
76.88
77.58
76.68
173,000
Feb 25, 2026
79.41
79.41
77.09
78.15
77.24
274,800
Feb 24, 2026
79.10
80.22
78.67
79.30
78.38
283,400
Feb 23, 2026
81.09
81.14
78.00
78.98
78.06
304,500
Feb 20, 2026
82.52
82.84
80.76
81.22
80.27
227,000
Feb 19, 2026
85.01
86.15
81.51
82.66
81.70
295,300
Feb 18, 2026
89.46
92.14
85.84
86.36
85.35
346,800
Feb 17, 2026
86.84
87.53
85.02
86.14
85.14
284,700
Feb 13, 2026
87.10
87.24
86.24
86.58
85.57
197,900
Feb 12, 2026
88.52
90.13
85.98
86.88
85.87
243,200
Feb 11, 2026
87.97
89.01
87.56
88.42
87.39
182,100
Feb 10, 2026
86.53
88.13
86.04
87.73
86.71
174,800
Feb 9, 2026
86.19
86.38
85.21
86.14
85.14
196,600
Feb 6, 2026
86.19
87.25
85.84
86.31
85.31
158,600
Feb 5, 2026
86.50
87.04
85.17
85.99
84.99
136,500
Feb 4, 2026
84.80
88.16
84.69
86.89
85.88
189,500
Feb 3, 2026
84.14
86.20
82.53
83.96
82.98
230,600
Feb 2, 2026
81.37
83.86
80.76
83.50
82.53
264,500
Jan 30, 2026
80.66
81.97
80.20
81.72
80.77
189,500
Jan 29, 2026
79.28
81.64
78.97
81.41
80.46
143,400
Jan 28, 2026
79.88
79.88
78.77
79.26
78.34
101,500
Jan 27, 2026
79.80
80.71
79.31
79.53
78.60
75,400
Jan 26, 2026
80.73
81.30
79.84
80.26
79.33
89,100
Jan 23, 2026
81.20
81.97
80.07
80.83
79.89
96,600
Jan 22, 2026
81.14
82.53
81.12
81.65
80.70
76,800
Jan 21, 2026
79.85
81.30
79.23
81.15
80.21
134,500
Jan 20, 2026
78.70
79.39
78.00
79.25
78.33
156,700
Jan 16, 2026
81.52
81.98
79.71
79.86
78.93
150,800
Jan 15, 2026
80.89
82.36
80.88
81.89
80.94
132,000
Jan 14, 2026
80.27
81.32
79.91
80.85
79.91
124,000
Jan 13, 2026
80.42
80.79
79.41
80.18
79.25
126,100
Jan 12, 2026
79.82
81.52
79.44
80.57
79.63
113,800
Jan 9, 2026
79.93
80.32
78.17
80.04
79.11
113,200
Jan 8, 2026
78.00
80.69
77.31
79.99
79.06
196,900
Jan 7, 2026
78.65
79.10
77.32
78.48
77.57
162,500
Jan 6, 2026
77.93
78.93
77.40
78.61
77.70
280,000
Jan 5, 2026
76.08
78.90
76.08
78.23
77.32
215,900
Jan 2, 2026
76.70
77.71
75.40
76.28
75.39
141,700
Dec 31, 2025
77.95
78.12
76.48
76.54
75.65
127,500
Dec 30, 2025
78.39
79.19
77.56
78.14
77.23
121,500
Dec 29, 2025
78.54
78.64
78.01
78.56
77.65
105,400
Dec 26, 2025
78.00
78.64
77.35
78.40
77.49
83,100
Dec 24, 2025
78.55
78.55
77.91
78.12
77.21
45,200
Dec 23, 2025
77.76
78.35
77.36
78.08
77.17
122,200
Dec 22, 2025
77.46
79.19
77.46
77.88
76.97
145,800
Dec 19, 2025
78.85
79.32
77.41
77.63
76.73
887,000
Dec 18, 2025
79.16
79.81
78.76
79.31
78.39
308,900
Dec 17, 2025
77.83
79.62
76.55
78.96
78.04
373,800
Dec 16, 2025
78.24
78.45
77.51
77.99
77.08
266,100
Dec 15, 2025
78.34
78.54
77.40
78.38
77.47
248,500
Dec 12, 2025
78.99
79.29
77.95
78.19
77.28
194,700
Dec 11, 2025
78.90
79.20
78.07
78.62
77.71
558,600
Dec 10, 2025
76.10
79.39
75.87
78.48
77.57
377,100
Dec 9, 2025
74.92
76.52
74.92
75.97
75.09
327,600
Dec 8, 2025
75.13
76.78
74.53
74.95
74.08
243,400
Dec 5, 2025
73.70
75.19
73.62
75.04
74.17
230,600
Dec 4, 2025
74.77
74.93
73.72
74.01
73.15
116,100
Dec 3, 2025
74.37
75.75
73.16
74.85
73.98
202,200
Dec 2, 2025
74.21
74.53
72.96
74.37
73.50
285,900
Dec 1, 2025
74.21
75.57
73.94
74.01
73.15
344,900
Nov 28, 2025
74.43
74.94
74.09
74.76
73.89
96,500
Nov 26, 2025
74.01
75.38
73.47
74.55
73.68
780,700
Nov 25, 2025
71.60
74.60
71.40
74.53
73.66
275,300
Nov 24, 2025
71.86
72.15
70.19
71.05
70.22
648,700
Nov 21, 2025
70.77
73.22
70.10
72.13
71.29
257,500
Nov 20, 2025
71.62
71.69
70.18
70.62
69.80
211,700
Nov 19, 2025
71.05
71.99
70.48
70.87
70.05
250,900
Nov 18, 2025
0.87
Dividend
Dividends on any given ex-date include regular and any special dividends
Nov 18, 2025
71.76
71.88
70.34
71.15
70.32
250,000
Nov 17, 2025
73.75
74.59
72.05
72.23
70.53
233,500
Nov 14, 2025
74.50
75.47
73.50
74.09
72.35
145,200
Nov 13, 2025
74.50
76.15
74.23
74.77
73.01
132,600
Nov 12, 2025
75.43
76.31
74.83
74.86
73.10
227,500
Nov 11, 2025
75.37
75.96
75.00
75.66
73.88
89,800
Nov 10, 2025
77.05
77.05
74.68
75.07
73.30
200,700
Nov 7, 2025
73.39
76.61
73.39
76.46
74.66
249,800
Nov 6, 2025
73.75
74.88
73.00
73.49
71.76
351,500
Nov 5, 2025
71.87
76.00
71.06
74.01
72.27
275,500
Nov 4, 2025
73.28
73.58
72.07
72.26
70.56
212,700
Nov 3, 2025
73.56
74.05
71.82
73.65
71.92
209,900
Oct 31, 2025
72.39
73.85
72.03
73.58
71.85
175,500
Oct 30, 2025
73.40
73.85
72.33
73.10
71.38
210,400
Oct 29, 2025
74.78
75.33
72.74
73.48
71.75
240,800
