Quick Takeaways
- Michael G. O'Grady has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $72,590,745.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Michael G. O'Grady
- Location
- Chicago, IL
- Summary
- The estimated net worth of Michael G. O'Grady is at least $72,590,745 dollars as of 04 Mar 2026. Michael G. O'Grady is the Chairman and CEO, Director of NORTHERN TRUST CORP and owns shares of NORTHERN TRUST CORP (NTRS) stock worth about $71.45M. Michael G. O'Grady is the Director of ABBOTT LABORATORIES and owns shares of ABBOTT LABORATORIES (ABT) stock worth about $1.14M.
- Signature
- David A. Serna, Attorney-In-Fact for Michael G. O'Grady
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Michael G. O'Grady 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.
What Changed
- Largest disclosed position: NORTHERN TRUST CORP ($71,449,128).
- 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
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of Michael G. O'Grady
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| NTRS, NTRSO | NORTHERN TRUST CORP | Chairman and CEO, Director | $71,449,128 | 01 Mar 2026 | ||
| ABT | ABBOTT LABORATORIES | Director | $1,141,617 | 25 Apr 2025 |
Insider Transactions Reported by Michael G. O'Grady:
| 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.