Key facts
- Ken Vroman has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $4,607,190.
- Recent insider filing activity is available below.
Insider Trading & Ownership of Ken Vroman
- Location
- Chicago, IL
- Summary
- The estimated net worth of Ken Vroman is at least $4,607,190 dollars as of 17 Mar 2026. Ken Vroman is the Chief Transformation Officer of CME GROUP INC. and owns shares of CME GROUP INC. (CME) stock worth about $4.61M.
- Signature
- By: Margaret Austin Wright For: Kendal L. Vroman
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Ken Vroman 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. If you create an account from here, we will bring you back after verification.
Change
- Largest disclosed position: CME GROUP INC. ($4,607,190).
- Past-year value change for that position: -$1,594,440.
Research use
- 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.
Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of Ken Vroman
CME
Forms 3/4/5
CME GROUP INC.
- Relationship
- Chief Transformation Officer
- Holdings value
- $4,607,190
- Past year net change
- -$1,594,440
- Change %
- -26%
- Report period
- 15 Mar 2026
Insider Transactions Reported by Ken Vroman:
| 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.