Quick Takeaways
- Joseph C. Breunig has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $1,293,390.
- Recent insider filing activity is available below.
Insider Trading & Ownership of Joseph C. Breunig
- Location
- New York, NY
- Summary
- The estimated net worth of Joseph C. Breunig is at least $1,293,390 dollars as of 10 Mar 2026. Joseph C. Breunig is the Director of MINERALS TECHNOLOGIES INC and owns shares of MINERALS TECHNOLOGIES INC (MTX) stock worth about $1.29M.
- Signature
- TIMOTHY JORDAN FOR JOSEPH C. BREUNIG
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Joseph C. Breunig 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: MINERALS TECHNOLOGIES INC ($1,293,390).
- 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 Joseph C. Breunig
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| MTX | MINERALS TECHNOLOGIES INC | Director | $1,293,390 | 06 Mar 2026 |
Insider Transactions Reported by Joseph C. Breunig:
| 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.