InsiderTrades

Durkin Bryan T

SEC CIK 1341363 · EDGAR

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

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CMECME GroupDir 43.7K — $6.35M 162021-09-142026-06-25

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 16

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-06-29 16:14 2026-06-25 CME CME Group Durkin Bryan T Dir A - Grant $225.00 +645 43.7K +1% +$145.1K
2026-02-23 2026-02-23 CME CME Group Durkin Bryan T Dir S - Sale $309.65 -4,200 43.0K -9% -$1.30M
2025-06-26 2025-06-25 CME CME Group Durkin Bryan T Dir A - Grant $273.03 +532 47.2K +1% +$145.3K
2024-09-03 2024-08-30 CME CME Group Durkin Bryan T Dir S - Sale $214.59 -7,593 55.6K -12% -$1.63M
2024-09-03 2024-09-03 CME CME Group Durkin Bryan T Dir G - Gift $0.00 -465 55.1K -0.8% $0
2024-06-26 2024-06-25 CME CME Group Durkin Bryan T Dir A - Grant $194.10 +748 63.2K +1% +$145.2K
2023-12-12 2023-12-11 CME CME Group Durkin Bryan T Dir S - Sale $216.37 -5,560 62.5K -8% -$1.20M
2023-06-28 2023-06-26 CME CME Group Durkin Bryan T Dir A - Grant $178.89 +811 68.0K +1% +$145.1K
2023-02-16 2023-02-16 CME CME Group Durkin Bryan T Dir G - Gift $0.00 -1,367 67.2K -2% $0
2022-06-29 2022-06-27 CME CME Group Durkin Bryan T Dir A - Grant $209.44 +693 68.6K +1% +$145.1K
2022-01-26 2022-01-25 CME CME Group Durkin Bryan T Dir A - Grant $221.79 +47 67.9K +0.1% +$10.4K
M 2021-11-09 2021-11-08 CME CME Group Durkin Bryan T Dir G - Gift $0.00 -459 68.1K -0.7% $0
M 2021-11-08 2021-11-05 CME CME Group Durkin Bryan T Dir S - Sale $222.07 -10.0K 68.3K -13% -$2.22M
2021-10-26 2021-10-25 CME CME Group Durkin Bryan T Dir A - Grant $217.69 +368 78.3K +0.5% +$80.1K
2021-09-17 2021-09-16 CME CME Group Durkin Bryan T Dir F - Tax $188.69 -666 77.9K -0.8% -$125.7K
M 2021-09-16 2021-09-14+ CME CME Group Durkin Bryan T Dir F - Tax $188.91 -1,628 78.6K -2% -$307.5K

Purchase Sale Sale after option exercise All abbreviations