Quick Takeaways
- Leon J. Topalian has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $23,697,130.
- Recent insider filing activity is available below.
Insider Trading & Ownership of Leon J. Topalian
- Location
- Charlotte, NC
- Summary
- The estimated net worth of Leon J. Topalian is at least $23,697,130 dollars as of 17 Apr 2026. Leon J. Topalian is the Chair and CEO of NUCOR CORP and owns shares of NUCOR CORP (NUE) stock worth about $23.68M. Leon J. Topalian is the Director of PPG INDUSTRIES INC and owns shares of PPG INDUSTRIES INC (PPG) stock worth about $13K.
- Signature
- /s/ Greg E. Gordon, Attorney-in-Fact for Leon J. Topalian
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Leon J. Topalian 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: NUCOR CORP ($23,684,087).
- Past-year value change for that position: -$6,928,681.
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 Leon J. Topalian
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| NUE | NUCOR CORP | Chair and CEO | $23,684,087 | -$6,928,681 | -23% | 23 Mar 2026 |
| PPG | PPG INDUSTRIES INC | Director | $13,043 | 15 Apr 2026 |
Insider Transactions Reported by Leon J. Topalian:
| 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.