Quick Takeaways
- Patrick Williams has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $18,771,060.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Patrick Williams
- Location
- Denver, CO
- Summary
- The estimated net worth of Patrick Williams is at least $18,771,060 dollars as of 01 Apr 2026. Patrick Williams is the PRESIDENT & CEO of INNOSPEC INC. and owns shares of INNOSPEC INC. (IOSP) stock worth about $18.14M. Patrick Williams is the Director of AdvanSix Inc. and owns shares of AdvanSix Inc. (ASIX) stock worth about $632.6K.
- Signature
- /s/ Achilles B. Kintiroglou for Patrick Williams
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Patrick Williams and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: INNOSPEC INC. ($18,138,451).
- Past-year value change for that position: .
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of Patrick Williams
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| IOSP | INNOSPEC INC. | President & Ceo | $18,138,451 | 27 Feb 2026 | ||
| ASIX | AdvanSix Inc. | Director | $632,609 | 31 Mar 2026 |
Insider Transactions Reported by Patrick Williams:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.