Quick Takeaways
- John David Williams has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $5,821,112.
- Recent insider filing activity is available below.
Insider Trading & Ownership of John David Williams
- Location
- Toledo, OH
- Summary
- The estimated net worth of John David Williams is at least $5,821,112 dollars as of 13 Apr 2026. John David Williams is the Director of Owens Corning and owns shares of Owens Corning (OC) stock worth about $5.82M.
- Signature
- /s/ Katherine M. Serevitch, Attorney-in-Fact
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow John David 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: Owens Corning ($5,821,112).
- 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 John David Williams
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| OC | Owens Corning | Director | $5,821,112 | 09 Apr 2026 | ||
| UFS | Domtar CORP | President and CEO, Director | 30 Nov 2021 |
Insider Transactions Reported by John David 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.