Insider Trading & Ownership of John M. Zaranec

Location
Canton, OH
Summary
The estimated net worth of John M. Zaranec is at least $1,675,897 dollars as of 02 Mar 2026. John M. Zaranec is the EVP, Chief Financial Officer of Metallus Inc. and owns shares of Metallus Inc. (MTUS) stock worth about $1.07M. John M. Zaranec is the Chief Accounting Officer of MATERION Corp and owns shares of MATERION Corp (MTRN) stock worth about $601.1K.
Signature
/s/ Kristine C. Syrvalin, as Attorney-in-Fact
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Quick Takeaways

  • John M. Zaranec has 2 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $1,675,897.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: Metallus Inc. ($1,074,813).
  • 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

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of John M. Zaranec

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
MTUS Metallus Inc. EVP, Chief Financial Officer $1,074,813 02 Mar 2026
MTRN MATERION Corp Chief Accounting Officer $601,084 15 Jun 2023

Insider Transactions Reported by John M. Zaranec:

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.
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