• Info
  • Insider Ownership

Insider Trading & Ownership of Michael A. Costonis

Location
Chicago, IL
Summary
The estimated net worth of Michael A. Costonis is at least $4,996,533 dollars as of 17 Mar 2023. Michael A. Costonis is the EVP, Head of Marketing of CNA FINANCIAL CORP and owns shares of CNA FINANCIAL CORP (CNA) stock worth about $5M.
Signature
Stathy Darcy by Power of Attorney for Michael A. Costonis
All Insider Reports
All Insider Reports

Follow Filing Activity

Follow Michael A. Costonis 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.

Sign up to save research and follow filings

Sponsored

Quick Takeaways

  • Michael A. Costonis has 1 issuer position tracked on this page.
  • Estimated disclosed ownership value: $4,996,533.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: CNA FINANCIAL CORP ($4,996,533).
  • 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 Michael A. Costonis

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
CNA CNA FINANCIAL CORP EVP, Head of Marketing $4,996,533 15 Mar 2023

Insider Transactions Reported by Michael A. Costonis:

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.

Sponsored