Insider Trading & Ownership of Michelle Brennan

Location
San Mateo, CA
Summary
The estimated net worth of Michelle Brennan is at least $2,405,297 dollars as of 06 Nov 2025. Michelle Brennan is the Director of CARDINAL HEALTH INC and owns shares of CARDINAL HEALTH INC (CAH) stock worth about $1.27M. Michelle Brennan is the Director, Chairman of the Board of MASIMO CORP and owns shares of MASIMO CORP (MASI) stock worth about $1.14M.
Signature
/s/ James E. Barnett, Attorney-in-fact
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Quick Takeaways

  • Michelle Brennan has 3 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $2,405,297.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: CARDINAL HEALTH INC ($1,269,178).
  • 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 Michelle Brennan

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
CAH CARDINAL HEALTH INC Director $1,269,178 05 Nov 2025
MASI MASIMO CORP Director, Chairman of the Board $1,136,119 +$30,560 +2.8% 12 Aug 2025
COUP Coupa Software Inc Director 28 Feb 2023

Insider Transactions Reported by Michelle Brennan:

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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