Innospec INC Schedule 13G passive stakes

Filed when an investor crosses five percent without intending to seek control — the passive counterpart to a 13D.

NASDAQ
Allspring Global Investments Holdings, LLC has increased its beneficial ownership of Innospec Inc. common stock to 7.7%, holding 1,892,471 shares.
NASDAQ
Vanguard Capital Management reports beneficial ownership of 1,300,194 shares, representing 5.22% of Innospec Inc.'s common stock as of March 31, 2026.
NASDAQ
Vanguard Portfolio Management has reported a beneficial ownership of 7.51% in Innospec Inc. common stock as of March 31, 2026.
NASDAQ
The Vanguard Group reports 0% beneficial ownership in Innospec Inc. following an internal realignment that disaggregated reporting responsibilities.
NASDAQ
Wasatch Advisors LP has filed an Amendment No. 3 to Schedule 13G, reporting a 2.1% passive beneficial ownership stake in Innospec Inc. as of March 31, 2025.
NASDAQ
BlackRock, Inc. has filed an amended Schedule 13G, reporting beneficial ownership of 14.7% of Innospec Inc.'s common stock as of March 31, 2025.
NASDAQ
Wasatch Advisors LP has filed an amended Schedule 13G, disclosing a 6.3% beneficial ownership stake in Innospec Inc. as of December 31, 2024.