13 insiders have filed at IOSP since 2023Q3: names, roles, reported stakes, and each person's buying and selling record from SEC Form 3/4/5 filings.
| name | role | reported stake | % of company | buys (3y) | sells (3y) |
|---|---|---|---|---|---|
| Williams Patrick | President & CEO | 231.5k | 0.932% | 9 sells $4.1M | |
| Cleminson Ian | EVP & CFO | 20.4k | 0.082% | 8 sells $2.4M | |
| Boon Philip John | Executive VP Business Ops | 20.1k | 0.081% | 2 sells $841k | |
| Jones David B. | SVP, Gc & Cco | 14.7k | 0.059% | 3 sells $712k | |
| Paller Robert I | Director | 14.3k | 0.058% | ||
| Barnes Corbin | SVP, Corporate Dev And Ir | 13.1k | 0.053% | 3 sells $376k | |
| Blackmore Milton C | Director | 10.5k | 0.042% | 5 sells $398k | |
| Griffin Hardy Louis III | SVP, Human Resources | 10.2k | 0.041% | 3 sells $316k | |
| Padfield Larry | Director | 9.5k | 0.038% | 4 sells $249k | |
| Landless David | Director | 7.6k | 0.031% | 1 sells $45k | |
| Parrette Leslie J | Director | 7.4k | 0.03% | 4 buys $116k | 2 sells $40k |
| Poccia Claudia | Director | 6.5k | 0.026% | 2 sells $45k | |
| Arnold Elizabeth K | Director | 6.4k | 0.026% |
Full register at boothcheck.com/insiders/IOSP. Stakes are the newest reported Form 3/4/5 balances (they update only when insiders file). Sales counted include pre-scheduled plan sales, labeled. A filed record, not a forecast. Nothing here is investment advice.