Stocktoria
INNOSPEC INC. IOSP
INNOSPEC INC. institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 3,907,864 | $483.0M | 15.64% |
| TWO SIGMA INVESTMENTS, LP | 568,709 | $46.3M | 2.28% |
| AQR CAPITAL MANAGEMENT LLC | 482,545 | $39.3M | 1.93% |
| RENAISSANCE TECHNOLOGIES LLC | 185,000 | $15.1M | 0.74% |
| D. E. Shaw & Co., Inc. | 165,746 | $13.5M | 0.66% |
| CITADEL ADVISORS LLC | 98,549 | $8.0M | 0.39% |
| Point72 Asset Management, L.P. | 42,648 | $3.5M | 0.17% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.