Sammann Derek

Officer · CME

As of 2026-09-16, Sammann Derek has 15 Form 4 transactions on record across 1 company — 6 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $3.6MIndirect: $1.9M$5.5Mas of 2026-09-16
  • Direct $3.6M
  • Indirect $1.9M
CMEdirect13,312 sh$3.6M
CMEindirect7,022 sh$1.9M

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

CME · 15 trades
2026-03-15: Award / grant, 8,256 sh ($2.6M)2026-03-15: Withheld for tax, 3,627 sh ($1.1M)2025-11-20: Sale, 5,886 sh ($1.6M)2025-11-20: Sale, 1,314 sh ($362K)2025-11-06: Other acquisition, 2,300 sh ($0)2025-11-06: Other acquisition, 2,300 sh ($0)2025-09-16: Withheld for tax, 379 sh ($98K)2025-09-15: Award / grant, 3,044 sh ($788K)2025-09-15: Withheld for tax, 1,099 sh ($284K)2025-05-05: Sale, 2,475 sh ($694K)2025-05-05: Sale, 2,175 sh ($610K)2025-03-18: Other acquisition, 2,175 sh ($0)2025-03-18: Other acquisition, 2,175 sh ($0)2025-03-15: Award / grant, 3,883 sh ($1.0M)2025-03-15: Withheld for tax, 1,708 sh ($442K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-11-20CMESale5,886 @ $275.65$1.6M−34.8% of holding11,028Form 4
2025-11-20CMESale1,314 @ $275.74$362K−15.8% of holding7,022Form 4
2025-05-05CMESale2,475 @ $280.60$694K−22.9% of holding8,336Form 4
2025-05-05CMESale2,175 @ $280.63$610K−13.0% of holding14,614Form 4
11 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-03-15CMEAward / grant8,25616,939Form 4
2026-03-15CMEWithheld for tax3,62713,312Form 4
2025-11-06CMEOther acquisition2,30016,914Form 4
2025-11-06CMEOther acquisition2,3008,683Form 4
2025-09-16CMEWithheld for tax37910,983Form 4
2025-09-15CMEAward / grant3,04411,362Form 4
2025-09-15CMEWithheld for tax1,0998,318Form 4
2025-03-18CMEOther acquisition2,17516,789Form 4
2025-03-18CMEOther acquisition2,1759,417Form 4
2025-03-15CMEAward / grant3,88315,675Form 4
2025-03-15CMEWithheld for tax1,70813,967Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.