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Innospec (IOSP) Institutional Ownership

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$78.10 -0.71 (-0.90%)
Closing price 10/7/2025 04:00 PM Eastern
Extended Trading
$78.11 +0.02 (+0.02%)
As of 10/7/2025 04:12 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for Innospec (NASDAQ:IOSP)

Current
Institutional Ownership
Percentage
96.64%
Number of
Institutional Buyers
(last 12 months)
178
Total
Institutional Inflows
(last 12 months)
$590.97M
Number of
Institutional Sellers
(last 12 months)
122
Total
Institutional Outflows
(last 12 months)
$215.87M
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IOSP Institutional Buying and Selling by Quarter

Innospec Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
10/7/2025Assenagon Asset Management S.A.129,397$9.98M0.0%+512.0%0.521%
9/24/2025Texas Permanent School Fund Corp18,266$1.54M0.0%+23.7%0.074%
8/27/2025Squarepoint Ops LLC7,727$650K0.0%N/A0.031%
8/26/2025Thrivent Financial for Lutherans35,757$3.01M0.0%-2.0%0.144%
8/19/2025State of Wyoming801$67K0.0%+27.5%0.003%
8/18/2025Westwood Holdings Group Inc.412,310$34.67M0.3%+7.8%1.660%
8/18/2025Caxton Associates LLP5,116$430K0.0%-17.2%0.021%
8/16/2025Public Sector Pension Investment Board84,959$7.14M0.0%+7.4%0.342%
8/16/2025FORA Capital LLC2,619$220K0.0%N/A0.011%
8/15/2025CANADA LIFE ASSURANCE Co29,268$2.46M0.0%+1.0%0.118%
8/15/2025Tower Research Capital LLC TRC 6,710$564K0.0%+2,296.4%0.027%
8/15/2025Smartleaf Asset Management LLC751$63K0.0%-47.4%0.003%
8/15/2025Oxford Asset Management LLP3,233$272K0.1%N/A0.013%
8/15/2025HRT Financial LP32,242$2.71M0.0%+68.0%0.130%
8/15/2025Holocene Advisors LP19,441$1.64M0.0%+151.6%0.078%
8/15/2025Gendell Jeffrey L79,781$6.71M0.2%+3.3%0.321%
8/15/2025Engineers Gate Manager LP39,062$3.29M0.0%+25.1%0.157%
8/15/2025Cubist Systematic Strategies LLC219,088$18.42M0.1%+68.0%0.882%
8/15/2025BNP Paribas Financial Markets19,985$1.68M0.0%+268.1%0.080%
8/15/2025Bridgeway Capital Management LLC21,900$1.84M0.0%-50.0%0.088%
8/15/2025Brevan Howard Capital Management LP9,053$761K0.0%-15.5%0.036%
8/15/2025Balyasny Asset Management L.P.47,239$3.97M0.0%+31.2%0.190%
8/15/2025Bank of America Corp DE295,498$24.85M0.0%+21.3%1.190%
8/15/2025Ameriprise Financial Inc.85,277$7.17M0.0%+29.0%0.343%
8/15/2025AQR Capital Management LLC72,024$6.06M0.0%+403.0%0.290%
8/14/2025PDT Partners LLC13,443$1.13M0.1%N/A0.054%
8/14/2025Jane Street Group LLC117,199$9.86M0.0%+23.1%0.472%
8/14/2025California State Teachers Retirement System23,062$1.94M0.0%+0.8%0.093%
8/14/2025Raymond James Financial Inc.70,675$5.94M0.0%-62.2%0.285%
8/14/2025Occudo Quantitative Strategies LP19,109$1.61M0.2%-7.4%0.077%
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.13,772$1.16M0.0%-7.2%0.055%
8/14/2025The Manufacturers Life Insurance Company 13,127$1.10M0.0%-4.6%0.053%
8/14/2025Sei Investments Co.55,472$4.67M0.0%-60.1%0.223%
8/14/2025Nebula Research & Development LLC28,128$2.37M0.2%+15.8%0.113%
8/14/2025Qube Research & Technologies Ltd306,761$25.80M0.0%+72.1%1.235%
8/14/2025State Street Corp970,225$81.59M0.0%-4.1%3.907%
8/14/2025Cerity Partners LLC14,833$1.25M0.0%+12.2%0.060%
8/13/2025Jump Financial LLC12,259$1.03M0.0%+64.5%0.049%
8/13/2025Brown Advisory Inc.426,544$35.87M0.0%+29.5%1.718%
8/13/2025Amundi4,276$377K0.0%-59.8%0.017%
8/13/2025QSV Equity Investors LLC12,165$1.02M1.1%-1.2%0.049%
8/13/2025Walleye Capital LLC40,120$3.37M0.0%+324.5%0.162%
8/13/2025First Trust Advisors LP802,504$67.48M0.1%-10.0%3.232%
8/13/2025EverSource Wealth Advisors LLC529$44K0.0%+1,159.5%0.002%
8/13/2025Invesco Ltd.223,763$18.82M0.0%-10.5%0.901%
8/13/2025Quantbot Technologies LP31,052$2.61M0.1%+94.1%0.125%
8/13/2025Edgestream Partners L.P.47,068$3.96M0.1%-32.8%0.190%
8/13/2025New York State Common Retirement Fund8,911$749K0.0%+15.6%0.036%
8/13/2025Norges Bank133,545$11.23M0.0%N/A0.538%
8/13/2025Hsbc Holdings PLC11,857$1.00M0.0%+60.3%0.048%
8/13/2025Russell Investments Group Ltd.5,348$450K0.0%+7.1%0.022%
8/12/2025XTX Topco Ltd8,039$676K0.0%-35.9%0.032%
8/12/2025Prudential Financial Inc.26,049$2.19M0.0%+6.8%0.105%
8/12/2025American Century Companies Inc.55,861$4.70M0.0%+17.5%0.225%
8/12/2025Segall Bryant & Hamill LLC118,161$9.94M0.1%+20.6%0.476%
8/12/2025Bahl & Gaynor Inc.26,575$2.24M0.0%-14.1%0.107%
8/12/2025Rhumbline Advisers81,481$6.85M0.0%+4.8%0.328%
8/12/2025AXQ Capital LP6,751$568K0.2%N/A0.027%
8/12/2025Franklin Resources Inc.27,672$2.33M0.0%+2.5%0.111%
8/12/2025Legal & General Group Plc69,673$5.86M0.0%+1.4%0.281%
8/12/2025JPMorgan Chase & Co.321,164$27.01M0.0%+17.6%1.293%
8/12/2025Entropy Technologies LP10,379$873K0.1%N/A0.042%
8/12/2025Swiss National Bank48,003$4.04M0.0%-0.6%0.193%
8/12/2025Dynamic Technology Lab Private Ltd16,801$1.41M0.2%+65.0%0.068%
8/8/2025Westwood Holdings Group Inc.412,310$34.67M0.3%+7.8%1.652%
8/8/2025Intech Investment Management LLC20,969$1.76M0.0%-4.8%0.084%
8/8/2025Creative Planning4,015$338K0.0%-24.3%0.016%
8/8/2025SG Americas Securities LLC50,924$4.28M0.0%+1,877.6%0.204%
8/8/2025Commonwealth of Pennsylvania Public School Empls Retrmt SYS6,408$539K0.0%+7.4%0.026%
8/8/2025Police & Firemen s Retirement System of New Jersey5,628$473K0.0%+6.0%0.023%
8/8/2025Geode Capital Management LLC719,598$60.52M0.0%+2.1%2.883%
8/8/2025KBC Group NV860$72K0.0%-30.4%0.003%
8/7/2025ProShare Advisors LLC75,056$6.31M0.0%+1,178.4%0.301%
8/7/2025Campbell & CO Investment Adviser LLC26,005$2.19M0.1%+494.3%0.104%
8/6/2025Savant Capital LLC7,387$621K0.0%N/A0.030%
8/6/2025BNP PARIBAS ASSET MANAGEMENT Holding S.A.332$28K0.0%N/A0.001%
8/5/2025Bank of New York Mellon Corp231,007$19.43M0.0%+1.0%0.926%
8/5/2025Bank of Montreal Can4,217$355K0.0%-16.0%0.017%
8/5/2025Burney Co.5,291$445K0.0%-82.0%0.021%
8/5/2025Tredje AP fonden15,047$1.27M0.0%+43.3%0.060%
8/4/2025Keybank National Association OH4,899$412K0.0%-26.0%0.020%
8/1/2025Teacher Retirement System of Texas60,010$5.05M0.0%+867.7%0.240%
8/1/2025Y Intercept Hong Kong Ltd41,245$3.47M0.1%N/A0.165%
8/1/2025Envestnet Asset Management Inc.17,253$1.45M0.0%-38.8%0.069%
7/31/2025Leeward Investments LLC MA73,734$6.20M0.3%-3.5%0.295%
7/31/2025MQS Management LLC4,311$363K0.2%N/A0.017%
7/31/2025Linden Thomas Advisory Services LLC11,736$987K0.1%-1.6%0.047%
7/31/2025State of New Jersey Common Pension Fund D21,862$1.84M0.0%+15.3%0.088%
7/31/2025AlphaQuest LLC28,814$2.42M0.2%+871.1%0.115%
7/31/2025Caitong International Asset Management Co. Ltd496$42K0.0%-61.3%0.002%
7/31/2025R Squared Ltd5,511$463K0.3%+99.0%0.022%
7/30/2025Legacy Wealth Asset Management LLC4,152$349K0.1%-12.6%0.017%
7/29/2025Mutual of America Capital Management LLC77,255$6.50M0.1%+2,026.5%0.310%
7/29/2025Bell & Brown Wealth Advisors LLC4,966$418K0.1%-4.8%0.020%
7/28/2025New York State Teachers Retirement System11,596$975K0.0%-8.7%0.046%
7/28/2025Moran Wealth Management LLC42,603$3.58M0.1%-5.4%0.171%
7/25/2025Vest Financial LLC18,253$1.54M0.0%-10.4%0.073%
7/25/2025Allspring Global Investments Holdings LLC2,483,185$216.21M0.4%+3.3%9.949%
7/25/2025CWM LLC5,492$462K0.0%+769.0%0.022%
7/24/2025Inspire Investing LLC4,620$388K0.0%+27.3%0.019%
(Data available from 1/1/2016 forward)

IOSP Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of IOSP shares?

During the previous two years, 268 institutional investors and hedge funds held shares of Innospec. The most heavily invested institutionals were Vanguard Group Inc. ($304.22M), Allspring Global Investments Holdings LLC ($216.21M), Wasatch Advisors LP ($173.91M), Dimensional Fund Advisors LP ($109.72M), Victory Capital Management Inc. ($104.84M), State Street Corp ($81.59M), and First Trust Advisors LP ($67.48M).Learn more on Innospec's institutional investors.

What percentage of Innospec's stock is owned by institutional investors?

96.64% of Innospec's stock is owned by institutional investors. Learn more on IOSP's institutional investor holdings.

Which institutional investors have been buying Innospec's stock?

Of the 222 institutional investors that purchased Innospec's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Pacer Advisors Inc. ($485.71K), Nuveen LLC ($453.47K), Norges Bank ($446.68K), Financial Harvest LLC ($433.84K), Brown Advisory Inc. ($426.54K), Raymond James Financial Inc. ($381.47K), and Assenagon Asset Management S.A. ($264.77K).

How much institutional buying is happening at Innospec?

Institutional investors have bought a total of 6,064,679 shares in the last 24 months. This purchase volume represents approximately $590.97M in transactions.

Which of Innospec's major shareholders have been selling company stock?

Of the 120 institutional investors that sold Innospec's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Invesco Ltd. ($265.23K), Wasatch Advisors LP ($225.43K), Royce & Associates LP ($181.70K), Bessemer Group Inc. ($145.13K), First Trust Advisors LP ($125.03K), Raymond James Financial Inc. ($120.06K), and Assenagon Asset Management S.A. ($110.53K).

How much institutional selling is happening at Innospec?

Institutional investors have sold a total of 2,157,730 shares in the last 24 months. This volume of shares sold represents approximately $215.87M in transactions.


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This page (NASDAQ:IOSP) was last updated on 10/8/2025 by MarketBeat.com Staff
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