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Insider Trading & Ownership of C. Thomas McMillen

Location
Washington, DC
Summary
The estimated net worth of C. Thomas McMillen is at least $2,000,123 dollars as of 27 Mar 2026. C. Thomas McMillen is the Director of NEXSTAR MEDIA GROUP, INC. and owns shares of NEXSTAR MEDIA GROUP, INC. (NXST) stock worth about $1.84M. C. Thomas McMillen is the Director of Castellum, Inc. and owns shares of Castellum, Inc. (CTM) stock worth about $162.7K.
Signature
/s/ C. Thomas McMillen
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Quick Takeaways

  • C. Thomas McMillen has 3 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $2,000,123.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: NEXSTAR MEDIA GROUP, INC. ($1,837,420).
  • 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.

Official SEC Source

Filed on Form 4

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

See Original Filing

Ownership of C. Thomas McMillen

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
NXST NEXSTAR MEDIA GROUP, INC. Director $1,837,420 24 Mar 2026
CTM Castellum, Inc. Director $162,703 -$65,228 -29% 25 Mar 2026
STAI ScanTech AI Systems Inc. Director 17 Jan 2025

Insider Transactions Reported by C. Thomas McMillen:

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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