Quick Takeaways
- Jill E. Sommers has 4 issuer positions tracked on this page.
- Estimated disclosed ownership value: $1,193,607.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Jill E. Sommers
- Location
- Chicago, IL
- Summary
- The estimated net worth of Jill E. Sommers is at least $1,193,607 dollars as of 31 Mar 2026. Jill E. Sommers is the Director of Cboe Global Markets, Inc. and owns shares of Cboe Global Markets, Inc. (CBOE) stock worth about $1.19M.
- Signature
- /s/Alessandra Maria Corona Henriques, Attorney-in-Fact
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Jill E. Sommers 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: Cboe Global Markets, Inc. ($1,193,607).
- 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 Jill E. Sommers
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| CBOE | Cboe Global Markets, Inc. | Director | $1,193,607 | 12 May 2022 | ||
| MIAX | MIAMI INTERNATIONAL HOLDINGS, INC. | Director | 25 Mar 2026 | |||
| RVI | Robinhood Ventures Fund I | Director | 05 Mar 2026 | |||
| CNTN | Tharimmune, Inc. | Director | 30 Jan 2026 |
Insider Transactions Reported by Jill E. Sommers:
| 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.