InsiderTrades

Piell Hilda Harris

SEC CIK 1409789 · EDGAR

Buying vs selling by month open-market trades, last 60 months, CME
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CMECME GroupSr MD, Chief HR Off 27.7K — $7.66M 302021-09-142026-05-18

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 30

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-05-19 16:22 2026-05-18 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off S - Sale $304.63 -5,753 27.7K -17% -$1.75M
2026-03-17 2026-03-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $311.40 -3,039 33.5K -8% -$946.3K
2026-03-17 2026-03-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off A - Grant $311.40 +7,076 36.5K +24% +$2.20M
2025-11-12 2025-11-07 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off G - Gift $0.00 -973 29.4K -3% $0
M 2025-09-17 2025-09-15+ CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $259.08 -1,278 30.4K -4% -$331.1K
2025-09-17 2025-09-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off A - Grant $258.83 +2,608 30.7K +9% +$675.0K
2025-03-18 2025-03-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off A - Grant $258.68 +3,451 30.5K +13% +$892.7K
2025-03-18 2025-03-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $258.68 -1,436 29.1K -5% -$371.5K
2025-02-28 2025-02-27 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off S - Sale $250.47 -3,984 27.0K -13% -$997.9K
2024-09-17 2024-09-16 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off A - Grant $218.53 +3,088 31.0K +11% +$674.8K
2024-09-17 2024-09-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $216.99 -1,314 27.9K -4% -$285.1K
M 2024-05-09 2024-05-08 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off S - Sale $210.35 -7,140 35.6K -17% -$1.50M
2024-03-19 2024-03-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $217.50 -2,603 36.4K -7% -$566.2K
2024-03-19 2024-03-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off A - Grant $217.50 +6,047 39.0K +18% +$1.32M
M 2023-09-18 2023-09-15+ CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $206.82 -1,212 33.2K -4% -$250.7K
2023-09-18 2023-09-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off A - Grant $206.82 +3,264 34.2K +11% +$675.1K
2023-08-08 2023-08-07 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off S - Sale $207.98 -4,477 30.9K -13% -$931.1K
M 2022-09-19 2022-09-15+ CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $191.00 -979 35.4K -3% -$187.0K
2022-09-19 2022-09-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off A - Grant $0.00 +3,540 35.7K +11% $0
A 2022-09-19 2022-09-14 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $191.30 -324 32.8K -1.0% -$62.0K
2022-09-15 2022-09-14 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $0.00 -324 32.8K -1.0% $0
2022-08-16 2022-08-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off S - Sale $203.88 -4,901 33.1K -13% -$999.2K
2022-03-17 2022-03-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off A - Grant $232.00 +2,393 38.8K +7% +$555.2K
2022-03-17 2022-03-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $232.00 -792 38.0K -2% -$183.7K
2022-03-07 2022-03-03 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off S - Sale $244.00 -2,000 36.4K -5% -$488.0K
2022-02-25 2022-02-24 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off S - Sale $234.01 -1,500 38.4K -4% -$351.0K
2021-10-21 2021-10-19 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off S - Sale $215.00 -2,947 39.9K -7% -$633.6K
2021-09-17 2021-09-16 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $188.69 -296 42.9K -0.7% -$55.9K
M 2021-09-16 2021-09-14+ CME CME Group Piell Hilda Harris Sr MD, Chief HR Off F - Tax $188.93 -1,125 40.0K -3% -$212.5K
2021-09-16 2021-09-15 CME CME Group Piell Hilda Harris Sr MD, Chief HR Off A - Grant $0.00 +3,176 43.2K +8% $0

Purchase Sale Sale after option exercise All abbreviations