Insider Trading & Ownership of John B. Williamson III

Location
Roanoke, VA
Summary
The estimated net worth of John B. Williamson III is at least $4,110,677 dollars as of 05 Nov 2025. John B. Williamson III is the Director of RGC RESOURCES INC and owns shares of RGC RESOURCES INC (RGCO) stock worth about $3.68M. John B. Williamson III is the Director of OPTICAL CABLE CORP and owns shares of OPTICAL CABLE CORP (OCC) stock worth about $426.7K.
Signature
/s/ John B. Williamson, III by Timothy J. Mulvaney, POA dated 02/05/2024
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Quick Takeaways

  • John B. Williamson III has 3 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $4,110,677.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: RGC RESOURCES INC ($3,683,968).
  • 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 B. Williamson III

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
RGCO RGC RESOURCES INC Director $3,683,968 03 Nov 2025
OCC OPTICAL CABLE CORP Director $426,709 25 Jun 2021
CNIG Corning Natural Gas Holding Corp Director 06 Jul 2022

Insider Transactions Reported by John B. Williamson III:

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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