Piell Hilda Harris (CIK 0001409789)

Latest company ownership

Role: Sr MD & Chief HR Officer
Shares held
29,418
Last filed at
Nov 12, 2025
Confidence Score
57.7
2025Q4
Confidence Score History
2018Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Sep 15, 2025 Sep 17, 2025 CME GROUP INC. Sr MD & Chief HR Officer Sell 90.0 +1,330 4.58% $331.1K
Mar 15, 2025 Mar 18, 2025 CME GROUP INC. Sr MD & Chief HR Officer Sell 92.5 +2,015 7.45% $371.5K
Feb 27, 2025 Feb 28, 2025 CME GROUP INC. Sr MD & Chief HR Officer Sell 20.0 -3,984 -12.84% $997.9K
Sep 15, 2024 Sep 17, 2024 CME GROUP INC. Sr MD & Chief HR Officer Sell 92.5 +1,774 6.06% $285.1K
May 8, 2024 May 9, 2024 CME GROUP INC. Sr MD & Chief HR Officer Sell 17.5 -7,140 -19.62% $1.5M
Mar 15, 2024 Mar 19, 2024 CME GROUP INC. Sr MD & Chief HR Officer Sell 97.5 +3,444 10.45% $566.2K
Sep 15, 2023 Sep 18, 2023 CME GROUP INC. Sr MD & Chief HR Officer Sell 92.5 +2,052 6.64% $250.7K
Aug 7, 2023 Aug 8, 2023 CME GROUP INC. Sr MD & Chief HR Officer Sell 20.0 -4,477 -12.66% $931.1K
Sep 14, 2022 Sep 19, 2022 CME GROUP INC. Sr MD & Chief HR Officer Sell 45.0 -324 -0.98% $62K
Sep 15, 2022 Sep 19, 2022 CME GROUP INC. Sr MD & Chief HR Officer Sell 90.0 +2,561 7.80% $187K
Aug 15, 2022 Aug 16, 2022 CME GROUP INC. Sr MD & Chief HR Officer Sell 20.0 -4,901 -12.88% $999.2K
Mar 15, 2022 Mar 17, 2022 CME GROUP INC. Sr MD & Chief HR Officer Sell 87.5 +1,601 4.39% $183.7K
Mar 3, 2022 Mar 7, 2022 CME GROUP INC. Sr MD & Chief HR Officer Sell 20.0 -2,000 -5.20% $488K
Feb 24, 2022 Feb 25, 2022 CME GROUP INC. Sr MD & Chief HR Officer Sell 20.0 -1,500 -3.76% $351K
Oct 19, 2021 Oct 21, 2021 CME GROUP INC. Sr MD & Chief HR Officer Sell 30.0 -2,947 -6.87% $633.6K
Sep 16, 2021 Sep 17, 2021 CME GROUP INC. Sr MD & Chief HR Officer Sell 45.0 -296 -0.69% $55.9K
Sep 14, 2021 Sep 16, 2021 CME GROUP INC. Sr MD & Chief HR Officer Sell 87.5 +2,051 4.99% $212.5K
Mar 15, 2021 Mar 17, 2021 CME GROUP INC. Sr MD & Chief HR Officer Sell 97.5 +4,428 12.06% $547.8K
Mar 5, 2021 Mar 9, 2021 CME GROUP INC. Sr MD & Chief HR Officer Sell 35.0 -1,500 -3.93% $319.5K
Jan 7, 2021 Jan 8, 2021 CME GROUP INC. Sr MD & Chief HR Officer Sell 35.0 -1,500 -3.78% $297K
Dec 21, 2020 Dec 22, 2020 CME GROUP INC. Sr MD & Chief HR Officer Sell 30.0 -2,300 -5.48% $418.6K
Sep 15, 2020 Sep 17, 2020 CME GROUP INC. Sr MD & Chief HR Officer Sell 90.0 +3,260 8.41% $52.4K
Sep 14, 2020 Sep 16, 2020 CME GROUP INC. Sr MD & Chief HR Officer Sell 42.5 -1,212 -3.03% $203K
Mar 15, 2020 Mar 17, 2020 CME GROUP INC. Sr MD & Chief HR Officer Sell 97.5 +5,892 17.30% $676.3K
Sep 14, 2019 Sep 17, 2019 CME GROUP INC. Sr MD & Chief HR Officer Sell 90.0 +1,253 3.82% $339K
May 24, 2019 May 29, 2019 CME GROUP INC. Sr MD & Chief HR Officer Sell 37.5 -1,132 -3.34% $212.9K
May 22, 2019 May 23, 2019 CME GROUP INC. Sr MD & Chief HR Officer Sell 35.0 -1,420 -4.02% $264.4K
Mar 15, 2019 Mar 19, 2019 CME GROUP INC. Sr MD & Chief HR Officer Sell 97.5 +4,665 15.20% $456.5K
Jun 14, 2018 Sep 18, 2018 CME GROUP INC. Sr MD & Chief HR Officer Sell 67.5 +522 0.28% $295.6K
Sep 4, 2018 Sep 6, 2018 CME GROUP INC. Sr MD & Chief HR Officer Sell 30.0 -1,823 -5.70% $319K
Mar 15, 2018 Mar 19, 2018 CME GROUP INC. Sr MD & Chief HR Officer Sell 97.5 +5,149 19.18% $478.4K
Feb 20, 2018 Feb 22, 2018 CME GROUP INC. Sr MD & Chief HR Officer Sell 22.5 -3,299 -10.94% $539.5K