INNOSPEC INC. - Common Stock (IOSP)

Q4 2025 13F Holders as of 31 Dec 2025

Type / Class
Equity / Common Stock
Shares outstanding
25,045,347
Total 13F shares
2,668,679
Share change
+70,794
Total reported value
$203,667,313
Price per share
$76.54
Number of holders
18
Value change
+$5,429,280
Number of buys
8
Number of sells
9

Institutional Holders of INNOSPEC INC. - Common Stock (IOSP) as of Q4 2025

As of 31 Dec 2025, INNOSPEC INC. - Common Stock (IOSP) was held by 18 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 2,668,679 shares. The largest 10 holders included Allspring Global Investments Holdings, LLC, Assenagon Asset Management S.A., SG Americas Securities, LLC, WEDGE CAPITAL MANAGEMENT L L P/NC, Louisiana State Employees Retirement System, Linden Thomas Advisory Services, LLC, WEALTH ENHANCEMENT ADVISORY SERVICES, LLC, DIVERSIFIED TRUST CO, NISA INVESTMENT ADVISORS, LLC, and Versant Capital Management, Inc. This page lists 19 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.