INNOSPEC INC's ticker is IOSP and the CUSIP is 45768S105. A total of 181 filers reported holding INNOSPEC INC in Q1 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| KIRR MARBACH & CO LLC /IN/ | 80,399 | $8,216,778 | 2.33% |
| Telemark Asset Management, LLC | 150,000 | $15,330,000 | 2.33% |
| Huber Capital Management LLC | 83,333 | $8,516,631 | 2.00% |
| Round Hill Asset Management | 22,602 | $2,309,924 | 1.52% |
| WASATCH ADVISORS LP | 1,975,170 | $201,862,374 | 1.28% |
| ROYCE & ASSOCIATES LP | 847,650 | $86,629,830 | 0.88% |
| OSTERWEIS CAPITAL MANAGEMENT INC | 82,355 | $8,416,681 | 0.62% |
| Champlain Investment Partners, LLC | 823,030 | $84,113,666 | 0.55% |
| Allspring Global Investments Holdings, LLC | 2,400,328 | $245,313,520 | 0.44% |
| CONNORS INVESTOR SERVICES INC | 31,492 | $3,206 | 0.40% |