InsiderTrades

Vroman Ken

SEC CIK 1429863 · EDGAR

Buying vs selling by month open-market trades, last 59 months, CME
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CMECME GroupSr MD International, Optimiza 20.2K — $3.11M 282021-09-142026-09-15

Most active insiders at CME, 12 months

#InsiderTitleBoughtSold
1 DUFFY TERRENCE ACOB, CEO, Dir —$21.30M
2 Marcus Jonathan LSr MD GC —$2.13M
3 Sammann DerekSr MD Gl Hd Commodities Mkts —$1.98M
4 Piell Hilda HarrisSr MD, Chief HR Off —$1.75M
5 Vroman KenChief Transformation Off —$1.59M
6 Durkin Bryan TDir —$1.30M
7 SHEPARD WILLIAM RDir $661.0K—
8 Cook Elizabeth ADir —$460.1K
9 Ford Harold Eugene Jr.Dir —$263.5K
10 Suskind DennisDir —$224.4K

Transactions 28

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-09-17 16:28 2026-09-15 CME CME Group Vroman Ken Chief Transformation Off A - Grant $275.09 +2,592 21.4K +14% +$713.0K
M 2026-09-17 16:28 2026-09-15+ CME CME Group Vroman Ken Chief Transformation Off F - Tax $274.42 -1,211 20.2K -6% -$332.3K
2026-03-17 2026-03-15 CME CME Group Vroman Ken Chief Transformation Off A - Grant $311.40 +7,076 22.0K +47% +$2.20M
2026-03-17 2026-03-15 CME CME Group Vroman Ken Chief Transformation Off F - Tax $311.40 -3,135 18.9K -14% -$976.2K
2026-03-12 2026-03-12 CME CME Group Vroman Ken Chief Transformation Off S - Sale $309.00 -5,160 14.9K -26% -$1.59M
M 2025-09-17 2025-09-15+ CME CME Group Vroman Ken Chief Transformation Off F - Tax $259.08 -1,296 17.8K -7% -$335.8K
2025-09-17 2025-09-15 CME CME Group Vroman Ken Chief Transformation Off A - Grant $258.83 +2,608 20.4K +15% +$675.0K
2025-03-18 2025-03-15 CME CME Group Vroman Ken Chief Transformation Off A - Grant $258.68 +3,668 20.4K +22% +$948.8K
2025-03-18 2025-03-15 CME CME Group Vroman Ken Chief Transformation Off F - Tax $258.68 -1,625 18.8K -8% -$420.4K
2025-02-14 2025-02-13 CME CME Group Vroman Ken Chief Transformation Off S - Sale $250.00 -5,066 16.7K -23% -$1.27M
2024-09-17 2024-09-15 CME CME Group Vroman Ken Chief Transformation Off F - Tax $216.99 -1,292 18.7K -6% -$280.4K
2024-09-17 2024-09-16 CME CME Group Vroman Ken Chief Transformation Off A - Grant $218.53 +3,088 21.8K +17% +$674.8K
M 2024-03-19 2024-03-15 CME CME Group Vroman Ken Chief Transformation Off F - Tax $217.50 -2,449 20.0K -11% -$532.7K
2024-03-19 2024-03-15 CME CME Group Vroman Ken Chief Transformation Off A - Grant $217.50 +5,292 22.4K +31% +$1.15M
M 2023-09-18 2023-09-15+ CME CME Group Vroman Ken Chief Transformation Off F - Tax $206.82 -1,115 17.1K -6% -$230.6K
2023-09-18 2023-09-15 CME CME Group Vroman Ken Chief Transformation Off A - Grant $206.82 +3,264 18.3K +22% +$675.1K
2023-03-17 2023-03-16 CME CME Group Vroman Ken Chief Transformation Off F - Tax $187.21 -108 15.0K -0.7% -$20.2K
M 2022-09-19 2022-09-15+ CME CME Group Vroman Ken Chief Transformation Off F - Tax $190.88 -783 15.1K -5% -$149.5K
2022-09-19 2022-09-15 CME CME Group Vroman Ken Chief Transformation Off A - Grant $0.00 +3,540 15.2K +30% $0
A 2022-09-19 2022-09-14 CME CME Group Vroman Ken Chief Transformation Off F - Tax $191.30 -142 12.3K -1% -$27.2K
2022-09-15 2022-09-14 CME CME Group Vroman Ken Chief Transformation Off F - Tax $0.00 -142 12.3K -1% $0
2022-09-13 2022-09-12 CME CME Group Vroman Ken Chief Transformation Off S - Sale $201.41 -750 12.5K -6% -$151.1K
M 2022-03-17 2022-03-15+ CME CME Group Vroman Ken Chief Transformation Off F - Tax $236.15 -176 13.2K -1% -$41.6K
2022-03-17 2022-03-15 CME CME Group Vroman Ken Chief Transformation Off A - Grant $232.00 +349 13.4K +3% +$81.0K
2021-11-12 2021-11-09 CME CME Group Vroman Ken Sr MD International, Optimiza S - Sale $220.00 -445 13.1K -3% -$97.9K
2021-09-17 2021-09-16 CME CME Group Vroman Ken Sr MD International, Optimiza F - Tax $188.69 -117 13.5K -0.9% -$22.1K
2021-09-16 2021-09-15 CME CME Group Vroman Ken Sr MD International, Optimiza A - Grant $0.00 +3,372 13.6K +33% $0
M 2021-09-16 2021-09-14+ CME CME Group Vroman Ken Sr MD International, Optimiza F - Tax $188.94 -477 10.5K -4% -$90.1K

Purchase Sale Sale after option exercise All abbreviations