Quick Takeaways
- Derek Louis Sammann has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $7,829,826.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Derek Louis Sammann
- Location
- Chicago, IL
- Summary
- The estimated net worth of Derek Louis Sammann is at least $7,829,826 dollars as of 17 Mar 2026. Derek Louis Sammann is the Sr MD Gl Hd Commodities Mkts of CME GROUP INC. and owns shares of CME GROUP INC. (CME) stock worth about $7.83M.
- Signature
- By: Margaret Austin Wright For: Derek Louis Sammann
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Derek Louis Sammann 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: CME GROUP INC. ($7,829,826).
- Past-year value change for that position: -$3,289,646.
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 Derek Louis Sammann
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| CME | CME GROUP INC. | Sr MD Gl Hd Commodities Mkts | $7,829,826 | -$3,289,646 | -30% | 15 Mar 2026 |
Insider Transactions Reported by Derek Louis Sammann:
| 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.