Innospec Inc.

NasdaqGS:IOSP Stock Report

Market Cap: US$2.0b

Innospec Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:IOSP Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
13 May 25SellUS$40,421Leslie ParretteIndividual446US$90.68
03 Mar 25SellUS$431,679Ian CleminsonIndividual4,275US$100.98
21 Feb 25SellUS$67,352Milton BlackmoreIndividual652US$103.30
21 Feb 25SellUS$278,087Corbin BarnesIndividual2,692US$103.30
21 Feb 25SellUS$387,793Philip BoonIndividual3,754US$103.30
21 Feb 25SellUS$319,304David JonesIndividual3,091US$103.30
21 Feb 25SellUS$20,247Lawrence PadfieldIndividual196US$103.30
18 Nov 24SellUS$36,079Corbin BarnesIndividual307US$117.52
18 Nov 24SellUS$18,921Hardy GriffinIndividual161US$117.52
26 Aug 24SellUS$1,139,889Ian CleminsonIndividual10,000US$116.05
13 Aug 24BuyUS$15,135Leslie ParretteIndividual143US$105.84

Insider Trading Volume

Insider Buying: IOSP insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of IOSP?
Owner TypeNumber of SharesOwnership Percentage
State or Government16,5820.0664%
General Public230,8700.925%
Individual Insiders291,9921.17%
Institutions24,420,55597.8%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 78.49% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
15%
BlackRock, Inc.
3,747,720US$299.4m-4.1%no data
12.9%
The Vanguard Group, Inc.
3,210,768US$256.5m0.94%no data
9.95%
Allspring Global Investments, LLC
2,483,185US$198.4m3.26%0.3%
4.64%
Dimensional Fund Advisors LP
1,158,017US$92.5m-0.05%0.01%
4.43%
Victory Capital Management Inc.
1,106,482US$88.4m20%0.08%
4.05%
State Street Global Advisors, Inc.
1,011,441US$80.8m-2.33%no data
3.57%
First Trust Advisors LP
892,153US$71.3m108%0.05%
2.83%
Geode Capital Management, LLC
705,135US$56.3m1.89%no data
2.62%
Royce & Associates, LP
653,636US$52.2m-16%0.49%
2.12%
Wasatch Advisors LP
528,144US$42.2m-66.6%0.14%
1.9%
Janus Henderson Group plc
474,518US$37.9m1.41%0.01%
1.53%
Westwood Management Corp.
382,410US$30.6m28.3%0.22%
1.42%
Charles Schwab Investment Management, Inc.
354,706US$28.3m0%no data
1.37%
Teachers Insurance and Annuity Association-College Retirement Equities Fund
341,871US$27.3m-3.2%0.01%
1.32%
Brown Advisory Incorporated
329,001US$26.3m0%0.03%
1.31%
Voya Investment Management LLC
327,289US$26.2m63.2%0.03%
1.28%
Northern Trust Global Investments
318,306US$25.4m-2.8%no data
0.9%
BNY Asset Management
224,158US$17.9m-3.77%no data
0.87%
Managed Account Advisors LLC
216,562US$17.3m5.02%no data
0.86%
JP Morgan Asset Management
215,245US$17.2m0.74%no data
0.76%
Voloridge Investment Management, LLC
189,786US$15.2m347%0.05%
0.75%
Raymond James Financial Inc., Asset Management Arm
187,216US$15.0m-1.85%0.01%
0.74%
UBS Asset Management AG
183,638US$14.7m5.73%no data
0.71%
Qube Research & Technologies Ltd
178,217US$14.2m91.3%0.02%
0.69%
Invesco Ltd.
172,570US$13.8m-52.8%no data

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2025/08/01 21:54
End of Day Share Price 2025/08/01 00:00
Earnings2025/03/31
Annual Earnings2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Innospec Inc. is covered by 9 analysts. 2 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Jonathan TanwantengCJS Securities, Inc.
David SilverCL King & Associates, Inc.
Sean MilliganJohnson Rice & Company, L.L.C.