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IOSP US​

Innospec Inc.(IOSP US)

$98.64-0.030.03%Ext:$99.12+0.480.49%(Market Closed · 23:55:50 UTC)

Overview

ProfileEntity Structure

Documents

SEC Filings

Financials & Metrics

FinancialsChartingShort InterestEmployees

Short Interest

Short Interest511.1K
Price$91.82
Sep 15, 2026
Short Float %2.10%
Short Ratio3.41

Daily Short Sale Volume

Short Volume38.9K
Price$81.22
Feb 20, 2026
Short Volume Ratio57.57%

Short Interest History

Settlement DateShort InterestShares FloatAvg. Daily VolumeShort FloatShort Ratio
Sep 15, 2026
511.1K
24.3M
149.8K
2.10%
3.41
Aug 31, 2026
466.7K
24.3M
164.9K
1.92%
2.83
Aug 14, 2026
463.9K
24.3M
194.1K
1.91%
2.39
Jul 31, 2026
455.2K
24.3M
153.4K
1.87%
2.97
Jul 15, 2026
484.9K
24.3M
130.4K
1.99%
3.72
Jun 30, 2026
487.1K
24.3M
247.8K
2.00%
1.97
Jun 15, 2026
408.2K
24.3M
189.3K
1.68%
2.16
May 29, 2026
374.7K
24.3M
181.1K
1.54%
2.07
May 15, 2026
341.2K
24.3M
280.1K
1.40%
1.22
Apr 30, 2026
490.8K
24.5M
154.8K
2.01%
3.17
Apr 15, 2026
460.8K
24.5M
213.8K
1.88%
2.15
Mar 31, 2026
403.6K
24.5M
360.1K
1.65%
1.12
Mar 13, 2026
321.0K
24.5M
230.7K
1.31%
1.39
Feb 27, 2026
423.9K
24.5M
239.8K
1.73%
1.77
Feb 13, 2026
383.9K
24.5M
195.7K
1.57%
1.96
Jan 30, 2026
297.9K
24.5M
120.6K
1.22%
2.47
Jan 15, 2026
359.7K
24.5M
159.2K
1.47%
2.26
Dec 31, 2025
521.0K
24.5M
234.1K
2.13%
2.23
Dec 15, 2025
427.5K
24.5M
282.4K
1.75%
1.51
Nov 28, 2025
490.0K
24.5M
330.7K
2.00%
1.48
Nov 14, 2025
445.5K
24.5M
207.2K
1.82%
2.15
Oct 31, 2025
527.4K
24.5M
149.9K
2.15%
3.52
Oct 15, 2025
579.1K
24.5M
186.5K
2.37%
3.10
Sep 30, 2025
424.0K
24.5M
278.3K
1.73%
1.52
Sep 15, 2025
334.5K
24.5M
166.2K
1.37%
2.01
Aug 29, 2025
315.2K
24.5M
152.1K
1.29%
2.07
Aug 15, 2025
435.4K
24.5M
214.8K
1.78%
2.03
Jul 31, 2025
321.8K
24.5M
198.9K
1.31%
1.62
Jul 15, 2025
260.9K
24.5M
187.3K
1.07%
1.39
Jun 30, 2025
372.3K
24.5M
286.7K
1.52%
1.30
Jun 13, 2025
183.2K
24.5M
201.3K
0.75%
1.00
May 30, 2025
253.9K
24.5M
169.3K
1.04%
1.50
May 15, 2025
240.5K
24.5M
165.7K
0.98%
1.45
Apr 30, 2025
293.1K
24.5M
166.9K
1.20%
1.76
Apr 15, 2025
331.5K
24.5M
222.6K
1.35%
1.49
Mar 31, 2025
383.0K
24.5M
390.7K
1.56%
1.00
Mar 14, 2025
458.8K
24.5M
270.5K
1.87%
1.70
Feb 28, 2025
300.2K
24.5M
235.6K
1.23%
1.27
Feb 14, 2025
262.0K
24.5M
100.9K
1.07%
2.60
Jan 31, 2025
289.0K
24.5M
126.7K
1.18%
2.28
Jan 15, 2025
323.9K
24.5M
92.6K
1.32%
3.50
Dec 31, 2024
384.0K
24.5M
186.9K
1.57%
2.05
Dec 13, 2024
299.8K
24.5M
86.4K
1.22%
3.47
Nov 29, 2024
278.9K
24.5M
118.2K
1.14%
2.36
Nov 15, 2024
217.5K
24.5M
154.8K
0.89%
1.40
Oct 31, 2024
226.4K
24.5M
65.7K
0.92%
3.44
Oct 15, 2024
258.1K
24.5M
76.9K
1.05%
3.35
Sep 30, 2024
250.4K
24.5M
122.5K
1.02%
2.04
Sep 13, 2024
293.4K
24.5M
94.4K
1.20%
3.11
Aug 30, 2024
368.2K
24.5M
173.5K
1.50%
2.12
Aug 15, 2024
257.5K
24.5M
159.6K
1.05%
1.61
Jul 31, 2024
221.9K
24.5M
118.0K
0.91%
1.88
Jul 15, 2024
209.6K
24.5M
104.7K
0.86%
2.00
Jun 28, 2024
193.8K
24.5M
136.3K
0.79%
1.42
Jun 14, 2024
169.3K
24.5M
121.0K
0.69%
1.40
May 31, 2024
202.0K
24.5M
124.1K
0.83%
1.63
May 15, 2024
173.0K
24.5M
112.8K
0.71%
1.53
Apr 30, 2024
190.5K
24.5M
72.7K
0.78%
2.62
Apr 15, 2024
221.8K
24.5M
70.3K
0.91%
3.16
Mar 28, 2024
218.8K
24.5M
92.9K
0.89%
2.35
Mar 15, 2024
273.8K
24.5M
102.8K
1.12%
2.66
Feb 29, 2024
226.1K
24.5M
83.1K
0.92%
2.72
Feb 15, 2024
232.4K
24.5M
94.4K
0.95%
2.46
Jan 31, 2024
235.2K
24.5M
79.4K
0.96%
2.96
Jan 12, 2024
174.7K
24.5M
107.4K
0.71%
1.63
Dec 29, 2023
211.6K
24.5M
96.3K
0.86%
2.20
Dec 15, 2023
236.0K
24.5M
112.9K
0.96%
2.09
Nov 30, 2023
149.3K
24.5M
71.6K
0.61%
2.09
Nov 15, 2023
139.4K
24.5M
76.6K
0.57%
1.82
Oct 31, 2023
150.6K
24.5M
55.4K
0.62%
2.72
Oct 13, 2023
125.0K
24.5M
60.9K
0.51%
2.05
Sep 29, 2023
128.8K
24.5M
76.2K
0.53%
1.69
Sep 15, 2023
165.3K
24.5M
122.3K
0.68%
1.35
Aug 31, 2023
145.0K
24.5M
71.1K
0.59%
2.04
Aug 15, 2023
141.9K
24.5M
74.8K
0.58%
1.90
Jul 31, 2023
149.9K
24.5M
80.2K
0.61%
1.87
Jul 14, 2023
161.3K
24.5M
62.2K
0.66%
2.59
Jun 30, 2023
133.3K
24.5M
94.6K
0.54%
1.41
Jun 15, 2023
176.5K
24.5M
75.9K
0.72%
2.33
May 31, 2023
183.5K
24.5M
79.8K
0.75%
2.30
May 15, 2023
200.0K
24.5M
80.6K
0.82%
2.48
Apr 28, 2023
193.5K
24.5M
68.5K
0.79%
2.83
Apr 14, 2023
217.4K
24.5M
99.8K
0.89%
2.18
Mar 31, 2023
257.8K
24.5M
122.1K
1.05%
2.11
Mar 15, 2023
268.2K
24.5M
116.9K
1.10%
2.29
Feb 28, 2023
235.8K
24.5M
125.9K
0.96%
1.87
Feb 15, 2023
206.4K
24.5M
82.7K
0.84%
2.50
Jan 31, 2023
212.1K
24.5M
55.9K
0.87%
3.79
Jan 13, 2023
231.7K
24.5M
78.9K
0.95%
2.94
Dec 30, 2022
244.1K
24.5M
145.2K
1.00%
1.68
Dec 15, 2022
224.4K
24.5M
93.2K
0.92%
2.41
Nov 30, 2022
186.3K
24.5M
65.9K
0.76%
2.83
Nov 15, 2022
245.6K
24.5M
101.4K
1.00%
2.42
Oct 31, 2022
316.1K
24.5M
72.7K
1.29%
4.35
Oct 14, 2022
398.2K
24.5M
86.5K
1.63%
4.60
Sep 30, 2022
359.7K
24.5M
127.0K
1.47%
2.83
Sep 15, 2022
336.8K
24.5M
69.5K
1.38%
4.85
Aug 31, 2022
332.2K
24.5M
73.2K
1.36%
4.54
Aug 15, 2022
332.2K
24.5M
73.8K
1.36%
4.50
Jul 29, 2022
355.0K
24.5M
74.8K
1.45%
4.74
Jul 15, 2022
350.8K
24.5M
80.8K
1.43%
4.34
Jun 30, 2022
318.7K
24.5M
152.9K
1.30%
2.08
Jun 15, 2022
334.3K
24.5M
85.9K
1.37%
3.89
May 31, 2022
347.8K
24.5M
117.3K
1.42%
2.96
May 13, 2022
309.3K
24.5M
126.4K
1.26%
2.45
Apr 29, 2022
273.3K
24.5M
82.4K
1.12%
3.32
Apr 14, 2022
246.4K
24.5M
78.3K
1.01%
3.15
Mar 31, 2022
280.4K
24.5M
81.3K
1.15%
3.45
Mar 15, 2022
337.2K
24.5M
80.9K
1.38%
4.17
Feb 28, 2022
314.3K
24.5M
93.1K
1.28%
3.37
Feb 15, 2022
290.8K
24.5M
67.7K
1.19%
4.29
Jan 31, 2022
231.5K
24.5M
95.4K
0.95%
2.43
Jan 14, 2022
231.7K
24.5M
109.3K
0.95%
2.12
Dec 31, 2021
213.6K
24.5M
175.6K
0.87%
1.22
Dec 15, 2021
294.5K
24.5M
120.5K
1.20%
2.44
Nov 30, 2021
229.8K
24.5M
150.2K
0.94%
1.53
Nov 15, 2021
182.6K
24.5M
113.5K
0.75%
1.61
Oct 29, 2021
387.0K
24.5M
107.5K
1.58%
3.60
Oct 15, 2021
368.2K
24.5M
90.3K
1.50%
4.08
Sep 30, 2021
365.1K
24.5M
116.5K
1.49%
3.13
Sep 15, 2021
357.6K
24.5M
66.2K
1.46%
5.40
Aug 31, 2021
387.1K
24.5M
80.0K
1.58%
4.84
Aug 13, 2021
378.2K
24.5M
137.0K
1.54%
2.76
Jul 30, 2021
277.8K
24.5M
109.3K
1.13%
2.54
Jul 15, 2021
297.1K
24.5M
99.4K
1.21%
2.99
Jun 30, 2021
204.3K
24.5M
145.2K
0.83%
1.41
Jun 15, 2021
305.8K
24.5M
86.0K
1.25%
3.56
May 28, 2021
325.7K
24.5M
93.4K
1.33%
3.49
May 14, 2021
264.5K
24.5M
85.0K
1.08%
3.11
Apr 30, 2021
231.9K
24.5M
98.9K
0.95%
2.34
Apr 15, 2021
277.0K
24.5M
67.7K
1.13%
4.09
Mar 31, 2021
281.1K
24.5M
86.6K
1.15%
3.24
Mar 15, 2021
278.7K
24.5M
69.7K
1.14%
4.00
Feb 26, 2021
309.0K
24.5M
85.8K
1.26%
3.60
Feb 12, 2021
298.0K
24.5M
76.8K
1.22%
3.88
Jan 29, 2021
321.1K
24.5M
83.5K
1.31%
3.84
Jan 15, 2021
360.6K
24.5M
114.9K
1.47%
3.14
Dec 31, 2020
455.8K
24.5M
129.7K
1.86%
3.51
Dec 15, 2020
336.2K
24.5M
91.9K
1.37%
3.66
Nov 30, 2020
353.1K
24.5M
113.1K
1.44%
3.12
Nov 13, 2020
269.2K
24.5M
126.1K
1.10%
2.14
Oct 30, 2020
327.3K
24.5M
89.8K
1.34%
3.65
Oct 15, 2020
327.4K
24.5M
108.5K
1.34%
3.02
Sep 30, 2020
262.1K
24.5M
150.7K
1.07%
1.74
Sep 15, 2020
274.3K
24.5M
90.5K
1.12%
3.03
Aug 31, 2020
302.9K
24.5M
61.6K
1.24%
4.92
Aug 14, 2020
400.5K
24.5M
107.3K
1.64%
3.73
Jul 31, 2020
390.6K
24.5M
52.3K
1.60%
7.47
Jul 15, 2020
445.8K
24.5M
84.2K
1.82%
5.30
Jun 30, 2020
540.9K
24.5M
134.3K
2.21%
4.03
Jun 15, 2020
427.6K
24.5M
101.4K
1.75%
4.22
May 29, 2020
433.0K
24.5M
114.6K
1.77%
3.78
May 15, 2020
398.1K
24.5M
103.6K
1.63%
3.84
Apr 30, 2020
367.9K
24.5M
87.8K
1.50%
4.19
Apr 15, 2020
420.3K
24.5M
75.4K
1.72%
5.58
Mar 31, 2020
389.4K
24.5M
154.2K
1.59%
2.53
Mar 13, 2020
510.1K
24.5M
157.0K
2.08%
3.25
Feb 28, 2020
593.0K
24.5M
193.5K
2.42%
3.06
Feb 14, 2020
289.3K
24.5M
82.0K
1.18%
3.53
Jan 31, 2020
388.2K
24.5M
89.8K
1.59%
4.32
Jan 15, 2020
391.9K
24.5M
99.1K
1.60%
3.95
Dec 31, 2019
367.4K
24.5M
81.2K
1.50%
4.52
Dec 13, 2019
354.7K
24.5M
88.3K
1.45%
4.01
Nov 29, 2019
268.2K
24.5M
77.3K
1.10%
3.47
Nov 15, 2019
305.0K
24.5M
138.2K
1.25%
2.21
Oct 31, 2019
392.4K
24.5M
79.5K
1.60%
4.94
Oct 15, 2019
333.1K
24.5M
82.5K
1.36%
4.04
Sep 30, 2019
342.2K
24.5M
126.2K
1.40%
2.71
Sep 13, 2019
380.7K
24.5M
152.4K
1.56%
2.50
Aug 30, 2019
361.4K
24.5M
124.1K
1.48%
2.91
Aug 15, 2019
310.6K
24.5M
123.6K
1.27%
2.51
Jul 31, 2019
375.1K
24.5M
84.8K
1.53%
4.42
Jul 15, 2019
382.0K
24.5M
104.4K
1.56%
3.66
Jun 28, 2019
359.9K
24.5M
185.5K
1.47%
1.94
Jun 14, 2019
374.9K
24.5M
87.3K
1.53%
4.29
May 31, 2019
395.8K
24.5M
98.2K
1.62%
4.03
May 15, 2019
263.5K
24.5M
114.3K
1.08%
2.30
Apr 30, 2019
302.0K
24.5M
63.5K
1.23%
4.76
Apr 15, 2019
287.2K
24.5M
87.1K
1.17%
3.30
Mar 29, 2019
280.5K
24.5M
113.0K
1.15%
2.48
Mar 15, 2019
281.0K
24.5M
103.3K
1.15%
2.72
Feb 28, 2019
227.7K
24.5M
103.2K
0.93%
2.21
Feb 15, 2019
256.6K
24.5M
75.3K
1.05%
3.41
Jan 31, 2019
235.7K
24.5M
92.6K
0.96%
2.55
Jan 15, 2019
221.7K
24.5M
89.9K
0.91%
2.47
Dec 31, 2018
258.5K
24.5M
137.8K
1.06%
1.88
Dec 14, 2018
364.5K
24.5M
74.0K
1.49%
4.93
Nov 30, 2018
376.6K
24.5M
74.4K
1.54%
5.06
Nov 15, 2018
334.2K
24.5M
101.8K
1.37%
3.28
Oct 31, 2018
405.8K
24.5M
57.4K
1.66%
7.06
Oct 15, 2018
446.1K
24.5M
58.0K
1.82%
7.69
Sep 28, 2018
450.4K
24.5M
80.5K
1.84%
5.60
Sep 14, 2018
490.2K
24.5M
55.5K
2.00%
8.84
Aug 31, 2018
475.9K
24.5M
77.1K
1.94%
6.17
Aug 15, 2018
463.4K
24.5M
111.0K
1.89%
4.17
Jul 31, 2018
367.0K
24.5M
93.5K
1.50%
3.93
Jul 13, 2018
392.9K
24.5M
78.3K
1.60%
5.02
Jun 29, 2018
367.4K
24.5M
107.7K
1.50%
3.41
Jun 15, 2018
398.2K
24.5M
95.2K
1.63%
4.18
May 31, 2018
277.7K
24.5M
102.0K
1.13%
2.72
May 15, 2018
284.3K
24.5M
124.2K
1.16%
2.29
Apr 30, 2018
368.5K
24.5M
134.6K
1.51%
2.74
Apr 13, 2018
418.3K
24.5M
83.3K
1.71%
5.02
Mar 29, 2018
396.0K
24.5M
158.4K
1.62%
2.50
Mar 15, 2018
219.0K
24.5M
159.8K
0.89%
1.37
Feb 28, 2018
147.9K
24.5M
132.4K
0.60%
1.12
Feb 15, 2018
225.3K
24.5M
134.8K
0.92%
1.67
Jan 31, 2018
310.2K
24.5M
76.8K
1.27%
4.04
Jan 12, 2018
230.3K
24.5M
73.6K
0.94%
3.13
Dec 29, 2017
238.1K
24.5M
69.4K
0.97%
3.43