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Innospec Inc.

$93.23 +$16.95 (+22.22%)
NASDAQ · 11 Sep 2026 20:00 UTC
Previous Close
$93.08
Day Range
$92.63$93.83
Year Range
$65.51$96.68
Market Cap
2.3B
AVG Volume
188.28K
Trailing/Forward PE
18.99/15.16
PEG ratio
0.77
Dividend Yield
1.92%
Next Earnings Date
2026-11-03
Primary Exchange
NASDAQUS
Revenue (USD)
0500M1B1.5B2B2016201720182019202020212022202320242025
IOSP Revenue (USD) by year
PeriodRevenue (USD)
20251.78B
20241.85B
20231.95B
20221.96B
20211.48B
20201.19B
20191.51B
20181.48B
20171.31B
2016883.4M
Net Income (USD)
050M100M150M2016201720182019202020212022202320242025
IOSP Net Income (USD) by year
PeriodNet Income (USD)
2025116.6M
202435.6M
2023139.1M
2022133M
202193.1M
202028.7M
2019112.2M
201885M
201761.8M
201681.3M
Operating Income (USD)
050M100M150M200M2016201720182019202020212022202320242025
IOSP Operating Income (USD) by year
PeriodOperating Income (USD)
2025155M
2024177.9M
2023161.6M
2022187.3M
2021132.1M
202033.7M
2019149.9M
2018133.5M
2017129.7M
2016105.4M
EBITDA (USD)
0100M200M300M2016201720182019202020212022202320242025
IOSP EBITDA (USD) by year
PeriodEBITDA (USD)
2025183.1M
2024223M
2023206.9M
2022225.8M
2021178.6M
202087.5M
2019202.6M
2018192.6M
2017186M
2016150.6M
Cash Flows (USD)
050M100M150M2016201720182019202020212022202320242025
IOSP Cash Flows (USD) by year
PeriodCash Flows (USD)
202588M
2024130.7M
2023138.5M
202239.4M
202154.1M
2020116.2M
2019130.6M
201874.8M
201750.5M
201688M
EPS (USD)
02462016201720182019202020212022202320242025
IOSP EPS (USD) by year
PeriodEPS (USD)
20254.68
20241.4
20235.57
20225.32
20213.74
20201.14
20194.55
20183.46
20172.51
20163.32
Expenses (USD)
0200M400M600MR&DSG&ACapex2016201720182019202020212022202320242025
IOSP Expenses (USD) by year
PeriodExpenses (USD)
2025386.5M
2024417.2M
2023494.8M
2022441.7M
2021343.7M
2020297.6M
2019347.3M
2018324.5M
2017303.1M
2016251.4M
Cash & Debt (USD)
0100M200M300MCashLong Term DebtShort Term Debt2016201720182019202020212022202320242025
IOSP Cash & Debt (USD) by year
PeriodCash & Debt (USD)
2025292.5M
2024289.2M
2023203.7M
2022147.1M
2021141.8M
2020105.3M
201975.7M
2018123.1M
201790.2M
2016101.9M
Debt ratios
-0.4-0.200.220182019202020212022202320242025
IOSP Debt ratios by year
PeriodDebt ratios
2025-0.29
2024-0.29
2023-0.23
2022-0.15
2021-0.16
2020-0.1
20190.02
20180.13
Margins
0%10%20%30%40%2016201720182019202020212022202320242025
IOSP Margins by year
PeriodMargins
202527.69%
202429.42%
202330.33%
202229.88%
202129.32%
202028.72%
201930.81%
201829.45%
201730.86%
201637.62%
Return on Capital
0%5%10%15%2016201720182019202020212022202320242025
IOSP Return on Capital by year
PeriodReturn on Capital
20258.75%
20242.93%
202312.1%
202212.78%
20219.01%
20203.04%
201912.21%
201810.29%
20177.78%
201612.43%
Shares Outstanding
010M20M30M2016201720182019202020212022202320242025
IOSP Shares Outstanding by year
PeriodShares Outstanding
202524.78M
202424.95M
202324.87M
202224.77M
202124.72M
202024.59M
201924.5M
201824.42M
201724.23M
201624.03M
Dividends (USD)
00.511.522017201820192020202120222023202420252026
IOSP Dividends (USD) by year
PeriodDividends (USD)
20260.92
20251.71
20241.55
20231.41
20221.28
20211.16
20201.04
20191.02
20180.89
20170.77
Employee Count
01K2K3K2016201720182019202020212022202320242025
IOSP Employee Count by year
PeriodEmployee Count
20252.45K
20242.45K
20232.4K
20222.1K
20211.9K
20201.9K
20192K
20182K
20171.9K
20161.8K
Book Value Per Share (USD)
02040602016201720182019202020212022202320242025
IOSP Book Value Per Share (USD) by year
PeriodBook Value Per Share (USD)
202553.79
202448.74
202346.22
202242.01
202141.79
202038.43
201937.5
201833.82
201732.79
201627.22
Total Assets (USD)
0500M1B1.5B2B2016201720182019202020212022202320242025
IOSP Total Assets (USD) by year
PeriodTotal Assets (USD)
20251.83B
20241.73B
20231.71B
20221.6B
20211.57B
20201.4B
20191.47B
20181.47B
20171.41B
20161.18B
PE Ratio
0255075100125med 19.75Sep 24Dec 24Apr 25Jul 25Oct 25May 26Sep 26
IOSP PE Ratio by year
PeriodPE Ratio
Sep 2618.91
Sep 2619.06
Aug 2619.35
Aug 2618.99
Aug 2619.04
Aug 2618.75
Jul 2618.65
Jul 2618.39
Jul 2618.28
Jul 2617.71
Jul 2618.03
Jun 2617.93
Jun 2617.95
Jun 2618.79
Jun 2617.5
May 2617.99
May 2617.27
May 2616.95
May 2617.48
May 2616.33
Apr 2616.39
Apr 2616.19
Apr 2616.08
Apr 2615.68
Mar 2615.34
Mar 2614
Mar 2614.58
Mar 2615.32
Feb 2616.27
Feb 2617.26
Oct 2595.07
Oct 2598.6
Oct 2595.72
Oct 2595.51
Oct 25101.79
Sep 25100.19
Sep 25102.78
Sep 25106.84
Sep 25110.76
Aug 25113.17
Aug 25112.57
Aug 25107.16
Aug 25105.23
Aug 2572.64
Jul 2578.04
Jul 2576.78
Jul 2581.62
Jul 2582.03
Jun 2577.94
Jun 2576.33
Jun 2578.4
Jun 2579.65
May 2578.68
May 2579.15
May 2582.3
May 2583.7
May 2564.64
Apr 2562.93
Apr 2560.21
Apr 2561.3
Apr 2560.15
Mar 2566.72
Mar 2567.29
Mar 2568.74
Mar 2570.52
Feb 2572.47
Feb 2572.44
Feb 2518.76
Feb 2519.25
Jan 2519.66
Jan 2519.85
Jan 2519.85
Jan 2518.25
Jan 2518.89
Dec 2419.19
Dec 2419.03
Dec 2420.1
Dec 2420.15
Nov 2420.57
Nov 2420.77
Nov 2420.64
Nov 2421.1
Nov 2418.07
Oct 2418.2
Oct 2418.89
Oct 2418.96
Oct 2418.72
Sep 2419.02
Sep 2418.66
Sep 2418.16
Sep 2417.77
Aug 2419.21
Aug 2418.95
Aug 2418.13
Aug 2417.74
Aug 2420.52
Jul 2422.01
Jul 2421.36
Jul 2421.08
Jul 2420.43
Free Cash Flow Yield
2%4%6%8%med 4.21%Dec 24Apr 25Jul 25Oct 25Feb 26May 26Sep 26
IOSP Free Cash Flow Yield by year
PeriodFree Cash Flow Yield
Sep 262.82%
Sep 262.8%
Aug 262.76%
Aug 262.81%
Aug 262.81%
Aug 262.85%
Jul 263.61%
Jul 263.66%
Jul 263.68%
Jul 263.8%
Jul 263.73%
Jun 263.75%
Jun 263.75%
Jun 263.58%
Jun 263.84%
May 263.74%
May 263.9%
May 263.97%
May 263.85%
May 264.62%
Apr 264.6%
Apr 264.66%
Apr 264.69%
Apr 264.81%
Mar 264.92%
Mar 265.39%
Mar 265.17%
Mar 264.93%
Feb 264.64%
Feb 264.37%
Feb 262.14%
Feb 262.15%
Jan 262.27%
Jan 262.3%
Jan 262.32%
Jan 262.32%
Jan 262.43%
Dec 252.37%
Dec 252.39%
Dec 252.37%
Dec 252.47%
Nov 252.48%
Nov 252.57%
Nov 252.51%
Nov 252.43%
Oct 254.74%
Oct 254.57%
Oct 254.7%
Oct 254.71%
Oct 254.42%
Sep 254.49%
Sep 254.38%
Sep 254.21%
Sep 254.07%
Aug 253.98%
Aug 254%
Aug 254.2%
Aug 254.28%
Aug 254.3%
Jul 254.01%
Jul 254.07%
Jul 253.83%
Jul 253.81%
Jun 254.01%
Jun 254.1%
Jun 253.99%
Jun 253.92%
May 253.97%
May 253.95%
May 253.8%
May 253.73%
May 255.68%
Apr 255.83%
Apr 256.1%
Apr 255.99%
Apr 256.1%
Mar 255.5%
Mar 255.46%
Mar 255.34%
Mar 255.21%
Feb 255.07%
Feb 255.07%
Feb 256.56%
Feb 256.4%
Jan 256.26%
Jan 256.2%
Jan 256.2%
Jan 256.75%
Jan 256.52%
Dec 246.41%
Dec 246.47%
Dec 246.13%
Dec 246.11%
Nov 245.98%
Nov 245.93%
Nov 245.96%
Nov 245.83%
Nov 245.8%
Oct 245.75%
Oct 245.55%
Price to Sales
0.811.21.41.61.8med 1.18Dec 24Apr 25Jul 25Oct 25Feb 26May 26Sep 26
IOSP Price to Sales by year
PeriodPrice to Sales
Sep 261.25
Sep 261.26
Aug 261.28
Aug 261.25
Aug 261.26
Aug 261.24
Jul 261.19
Jul 261.17
Jul 261.17
Jul 261.13
Jul 261.15
Jun 261.14
Jun 261.14
Jun 261.2
Jun 261.12
May 261.15
May 261.1
May 261.08
May 261.11
May 261.07
Apr 261.08
Apr 261.06
Apr 261.05
Apr 261.03
Mar 261.01
Mar 260.92
Mar 260.96
Mar 261
Feb 261.07
Feb 261.13
Feb 261.2
Feb 261.2
Jan 261.13
Jan 261.12
Jan 261.11
Jan 261.11
Jan 261.06
Dec 251.09
Dec 251.08
Dec 251.09
Dec 251.04
Nov 251.04
Nov 251
Nov 251.03
Nov 251.06
Oct 251.02
Oct 251.06
Oct 251.03
Oct 251.03
Oct 251.1
Sep 251.08
Sep 251.11
Sep 251.15
Sep 251.19
Aug 251.22
Aug 251.21
Aug 251.16
Aug 251.13
Aug 251.1
Jul 251.18
Jul 251.16
Jul 251.23
Jul 251.24
Jun 251.18
Jun 251.15
Jun 251.19
Jun 251.2
May 251.19
May 251.2
May 251.24
May 251.27
May 251.25
Apr 251.21
Apr 251.16
Apr 251.18
Apr 251.16
Mar 251.29
Mar 251.3
Mar 251.33
Mar 251.36
Feb 251.4
Feb 251.4
Feb 251.44
Feb 251.48
Jan 251.51
Jan 251.52
Jan 251.52
Jan 251.4
Jan 251.45
Dec 241.47
Dec 241.46
Dec 241.54
Dec 241.55
Nov 241.58
Nov 241.59
Nov 241.58
Nov 241.62
Nov 241.43
Oct 241.44
Oct 241.49
EV/EBITDA
68101214med 9.71Dec 24Apr 25Jul 25Oct 25Feb 26May 26Sep 26
IOSP EV/EBITDA by year
PeriodEV/EBITDA
Sep 2612.22
Sep 2612.32
Aug 2612.53
Aug 2612.27
Aug 2612.31
Aug 2612.1
Jul 2610.57
Jul 2610.4
Jul 2610.33
Jul 269.96
Jul 2610.17
Jun 2610.1
Jun 2610.12
Jun 2610.65
Jun 269.83
May 2610.15
May 269.68
May 269.48
May 269.82
May 269.09
Apr 269.13
Apr 269
Apr 268.93
Apr 268.68
Mar 268.46
Mar 267.61
Mar 267.98
Mar 268.45
Feb 269.05
Feb 269.68
Feb 2611.23
Feb 2611.19
Jan 2610.53
Jan 2610.4
Jan 2610.26
Jan 2610.28
Jan 269.74
Dec 2510.05
Dec 259.94
Dec 2510.02
Dec 259.56
Nov 259.52
Nov 259.14
Nov 259.42
Nov 259.77
Oct 257.8
Oct 258.13
Oct 257.86
Oct 257.84
Oct 258.43
Sep 258.28
Sep 258.52
Sep 258.9
Sep 259.26
Aug 259.49
Aug 259.43
Aug 258.93
Aug 258.75
Aug 257.99
Jul 258.67
Jul 258.51
Jul 259.12
Jul 259.17
Jun 258.66
Jun 258.45
Jun 258.71
Jun 258.87
May 258.75
May 258.81
May 259.21
May 259.38
May 259.22
Apr 258.95
Apr 258.52
Apr 258.69
Apr 258.51
Mar 259.56
Mar 259.65
Mar 259.88
Mar 2510.16
Feb 2510.47
Feb 2510.47
Feb 2510.6
Feb 2510.9
Jan 2511.16
Jan 2511.28
Jan 2511.28
Jan 2510.28
Jan 2510.68
Dec 2410.87
Dec 2410.77
Dec 2411.43
Dec 2411.46
Nov 2411.73
Nov 2411.85
Nov 2411.78
Nov 2412.06
Nov 2411.17
Oct 2411.26
Oct 2411.71
Price/Operating Cashflow
1012.51517.52022.5med 15.1Dec 24Apr 25Jul 25Oct 25Feb 26May 26Sep 26
IOSP Price/Operating Cashflow by year
PeriodPrice/Operating Cashflow
Sep 2618.31
Sep 2618.45
Aug 2618.73
Aug 2618.39
Aug 2618.43
Aug 2618.15
Jul 2616.69
Jul 2616.46
Jul 2616.36
Jul 2615.85
Jul 2616.14
Jun 2616.04
Jun 2616.06
Jun 2616.81
Jun 2615.67
May 2616.1
May 2615.45
May 2615.17
May 2615.64
May 2613.76
Apr 2613.82
Apr 2613.65
Apr 2613.56
Apr 2613.22
Mar 2612.94
Mar 2611.8
Mar 2612.3
Mar 2612.92
Feb 2613.72
Feb 2614.55
Feb 2620.96
Feb 2620.89
Jan 2619.78
Jan 2619.56
Jan 2619.33
Jan 2619.37
Jan 2618.46
Dec 2518.98
Dec 2518.79
Dec 2518.93
Dec 2518.16
Nov 2518.1
Nov 2517.46
Nov 2517.93
Nov 2518.51
Oct 2513.41
Oct 2513.91
Oct 2513.5
Oct 2513.47
Oct 2514.36
Sep 2514.13
Sep 2514.5
Sep 2515.07
Sep 2515.63
Aug 2515.97
Aug 2515.88
Aug 2515.12
Aug 2514.85
Aug 2514.84
Jul 2515.94
Jul 2515.68
Jul 2516.67
Jul 2516.75
Jun 2515.92
Jun 2515.59
Jun 2516.01
Jun 2516.27
May 2516.07
May 2516.16
May 2516.81
May 2517.1
May 2512.47
Apr 2512.14
Apr 2511.62
Apr 2511.83
Apr 2511.61
Mar 2512.87
Mar 2512.98
Mar 2513.26
Mar 2513.61
Feb 2513.98
Feb 2513.98
Feb 2511.67
Feb 2511.97
Jan 2512.23
Jan 2512.34
Jan 2512.35
Jan 2511.35
Jan 2511.75
Dec 2411.94
Dec 2411.84
Dec 2412.5
Dec 2412.53
Nov 2412.8
Nov 2412.92
Nov 2412.84
Nov 2413.12
Nov 2412.53
Oct 2412.62
Oct 2413.09
Price to Book
11.522.5med 1.64Dec 24Apr 25Jul 25Oct 25Feb 26May 26Sep 26
IOSP Price to Book by year
PeriodPrice to Book
Sep 261.7
Sep 261.71
Aug 261.74
Aug 261.71
Aug 261.71
Aug 261.69
Jul 261.58
Jul 261.55
Jul 261.54
Jul 261.5
Jul 261.52
Jun 261.51
Jun 261.52
Jun 261.59
Jun 261.48
May 261.52
May 261.46
May 261.43
May 261.48
May 261.43
Apr 261.43
Apr 261.42
Apr 261.41
Apr 261.37
Mar 261.34
Mar 261.22
Mar 261.28
Mar 261.34
Feb 261.42
Feb 261.51
Feb 261.65
Feb 261.65
Jan 261.56
Jan 261.54
Jan 261.52
Jan 261.53
Jan 261.45
Dec 251.49
Dec 251.48
Dec 251.49
Dec 251.43
Nov 251.42
Nov 251.37
Nov 251.41
Nov 251.46
Oct 251.41
Oct 251.46
Oct 251.42
Oct 251.42
Oct 251.51
Sep 251.49
Sep 251.52
Sep 251.58
Sep 251.64
Aug 251.68
Aug 251.67
Aug 251.59
Aug 251.56
Aug 251.55
Jul 251.66
Jul 251.64
Jul 251.74
Jul 251.75
Jun 251.66
Jun 251.63
Jun 251.67
Jun 251.7
May 251.68
May 251.69
May 251.76
May 251.79
May 251.89
Apr 251.84
Apr 251.76
Apr 251.79
Apr 251.76
Mar 251.95
Mar 251.97
Mar 252.01
Mar 252.06
Feb 252.12
Feb 252.12
Feb 252.16
Feb 252.22
Jan 252.27
Jan 252.29
Jan 252.29
Jan 252.1
Jan 252.18
Dec 242.21
Dec 242.19
Dec 242.32
Dec 242.32
Nov 242.37
Nov 242.39
Nov 242.38
Nov 242.43
Nov 242.26
Oct 242.28
Oct 242.36
Innospec Inc.
IOSP
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News: IOSP

Innospec (IOSP) Up 2% Since Last Earnings Report: Can It Continue?

zacks.com · 3 Sep 2026

Innospec (IOSP) Up 2% Since Last Earnings Report: Can It Continue?

Innospec (IOSP) reported earnings 30 days ago. What's next for the stock?

4 Diversified Chemical Stocks to Gain Amid Stable End-market Demand

zacks.com · 18 Aug 2026

4 Diversified Chemical Stocks to Gain Amid Stable End-market Demand

The Zacks Chemicals Diversified is expected to benefit from healthy demand across major end-use markets and the end of destocking activities. APD, DD, AVNT and IOSP are set to gain from strategic actions and demand recovery.

Innospec: Topline Is Growing As Expected

seekingalpha.com · 12 Aug 2026

Innospec: Topline Is Growing As Expected

With the oilfield segment leading topline growth, even more growth should be expected as the adoption of DRA expands and the firm re-enters the Mexico market. In Q2 of 2026, revenue grew 12%, beating estimates by $34.17 million. The firm is now in a better financial position to command a higher sales multiple. The Performance chemical segment still experiences volume declines, raising concerns about the firm over investing by adding 10% capacity in a weak market.

IOSP's Q2 Earnings Surpass Estimates on Broad-Based Growth

zacks.com · 7 Aug 2026

IOSP's Q2 Earnings Surpass Estimates on Broad-Based Growth

Innospec's Q2 earnings beat estimates as all three businesses delivered revenue growth, while a debt-free balance sheet supports further investment.

Is Innospec (IOSP) Stock Outpacing Its Basic Materials Peers This Year?

zacks.com · 7 Aug 2026

Is Innospec (IOSP) Stock Outpacing Its Basic Materials Peers This Year?

Here is how Innospec (IOSP) and Ingevity (NGVT) have performed compared to their sector so far this year.

Innospec (NASDAQ:IOSP) Reaches New 52-Week High Following Strong Earnings

defenseworld.net · 6 Aug 2026

Innospec (NASDAQ:IOSP) Reaches New 52-Week High Following Strong Earnings

Shares of Innospec Inc. (NASDAQ: IOSP - Get Free Report) hit a new 52-week high during trading on Wednesday following a stronger than expected earnings report. The stock traded as high as $93.01 and last traded at $91.64, with a volume of 232644 shares changing hands. The stock had previously closed at $86.70. The specialty chemicals

Arrowstreet Capital Limited Partnership Boosts Holdings in Innospec Inc. $IOSP

defenseworld.net · 6 Aug 2026

Arrowstreet Capital Limited Partnership Boosts Holdings in Innospec Inc. $IOSP

Arrowstreet Capital Limited Partnership lifted its holdings in Innospec Inc. (NASDAQ: IOSP) by 196.5% in the first quarter, according to its most recent disclosure with the SEC. The institutional investor owned 18,497 shares of the specialty chemicals company's stock after purchasing an additional 12,259 shares during the period. Arrowstreet Capital Limited Partnership owned

Innospec Inc. (IOSP) Q2 2026 Earnings Call Transcript

seekingalpha.com · 5 Aug 2026

Innospec Inc. (IOSP) Q2 2026 Earnings Call Transcript

Innospec Inc. (IOSP) Q2 2026 Earnings Call Transcript

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