Innospec Inc. (IOSP) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

24,909,000Shares Outstanding
25,070,240Shares held by institutions
$2,056,762,490Value of institutional holdings
100.65%Institutional ownership %
24.73%Shares Changed QoQ
263No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Innospec Inc. (NASDAQ:IOSP) has 252 institutional investors with active 13F positions as of December 2025.

476 Institutional Holders

25,070,240 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
BlackRock, Inc. 31 Mar, 2026 3,878,975 216,652 5.92% $283,242,788.00
BlackRock, Inc. 31 Mar, 2026 3,662,323 29,338 0.81% $280,314,199.00
VANGUARD GROUP INC 31 Mar, 2026 3,121,151 -22,271 -0.71% $238,892,898.00
Allspring Global Investments Holdings, LLC 31 Mar, 2026 2,356,503 -35,246 -1.47% $179,754,049.00
Allspring Global Investments Holdings, LLC 31 Mar, 2026 2,315,942 -40,561 -1.72% $170,453,331.00
VANGUARD PORTFOLIO MANAGEMENT LLC 31 Mar, 2026 1,860,091 1,860,091 0.00% $135,823,845.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 1,242,089 66,967 5.70% $90,698,470.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 1,175,122 8,147 0.70% $89,946,408.00
VANGUARD CAPITAL MANAGEMENT LLC 31 Mar, 2026 1,114,598 1,114,598 0.00% $81,387,946.00
Goldman Sachs Group Inc 31 Mar, 2026 969,936 687,293 243.17% $74,238,906.00
State Street Corp 31 Mar, 2026 964,335 15,297 1.61% $70,415,742.00
VICTORY CAPITAL MANAGEMENT INC 31 Mar, 2026 950,074 114,179 13.66% $72,718,664.00
State Street Corp 31 Mar, 2026 949,038 19,915 2.14% $72,639,369.00
VICTORY CAPITAL MANAGEMENT INC 31 Mar, 2026 864,994 -85,080 -8.96% $63,161,862.00
Nuveen, LLC 31 Mar, 2026 643,248 140,645 27.98% $46,969,968.00
GEODE CAPITAL MANAGEMENT, LLC 31 Mar, 2026 630,592 21,372 3.51% $46,054,326.00
GEODE CAPITAL MANAGEMENT, LLC 31 Mar, 2026 609,220 -4,992 -0.81% $46,637,981.00
TWO SIGMA INVESTMENTS, LP 31 Mar, 2026 593,039 433,525 271.78% $43,303,708.00
UBS Group AG 31 Mar, 2026 565,911 423,856 298.37% $41,322,822.00
MILLENNIUM MANAGEMENT LLC 31 Mar, 2026 533,312 51,824 10.76% $40,819,700.00