CME GROUP INC

Ticker: CME CUSIP: 12572Q105 Class: COM

North Star Investment Management Corp.'s Holding History (CIK: 0001342857)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 8,441 Value ($000) $2,305 Avg Close $270.74 Range $255.99 - $286.42

Q3 2025

Shares 8,271 Value ($000) $2,235 Avg Close $269.86 Range $256.10 - $285.59

Q2 2025

Shares 8,245 Value ($000) $2,272 Avg Close $268.48 Range $245.09 - $286.76

Q1 2025

Shares 8,225 Value ($000) $2,182 Avg Close $242.42 Range $220.42 - $264.20

Q4 2024

Shares 3,470 Value ($000) $806 Avg Close $219.66 Range $203.87 - $237.29

Q3 2024

Shares 5,670 Value ($000) $1,251 Avg Close $196.43 Range $183.11 - $210.94

Q2 2024

Shares 5,670 Value ($000) $1,115 Avg Close $194.99 Range $180.77 - $204.95

Q1 2024

Shares 8,170 Value ($000) $1,759 Avg Close $197.23 Range $183.34 - $208.74

Q4 2023

Shares 8,170 Value ($000) $1,721 Avg Close $194.65 Range $180.11 - $203.65

Q3 2023

Shares 8,170 Value ($000) $1,636 Avg Close $180.18 Range $163.01 - $189.80

Q2 2023

Shares 8,170 Value ($000) $1,514 Avg Close $166.51 Range $158.09 - $176.59

Q1 2023

Shares 8,170 Value ($000) $1,565 Avg Close $161.97 Range $148.93 - $172.73

Q4 2022

Shares 6,970 Value ($000) $1,172 Avg Close $150.96 Range $144.26 - $159.82

Q3 2022

Shares 6,959 Value ($000) $1,233 Avg Close $170.51 Range $151.62 - $181.98

Q2 2022

Shares 6,959 Value ($000) $1,424 Avg Close $181.95 Range $159.63 - $211.79

Q1 2022

Shares 6,959 Value ($000) $1,655 Avg Close $200.71 Range $186.03 - $219.30

Q4 2021

Shares 6,959 Value ($000) $1,590 Avg Close $184.82 Range $160.60 - $197.45

Q3 2021

Shares 6,959 Value ($000) $1,346 Avg Close $169.20 Range $155.72 - $180.16

Q2 2021

Shares 6,959 Value ($000) $1,480 Avg Close $175.60 Range $165.90 - $184.29

Q1 2021

Shares 6,959 Value ($000) $1,421 Avg Close $163.15 Range $146.86 - $179.32

Q4 2020

Shares 6,959 Value ($000) $1,267 Avg Close $138.43 Range $119.28 - $152.56

Q3 2020

Shares 6,959 Value ($000) $1,164 Avg Close $136.26 Range $130.53 - $144.01

Q2 2020

Shares 6,959 Value ($000) $1,131 Avg Close $144.33 Range $130.16 - $155.99

Q1 2020

Shares 6,959 Value ($000) $1,203 Avg Close $159.61 Range $106.01 - $180.55

Q4 2019

Shares 14,348 Value ($000) $2,880 Avg Close $162.02 Range $154.37 - $171.72

Q3 2019

Shares 14,454 Value ($000) $3,055 Avg Close $164.33 Range $151.73 - $176.73

Q2 2019

Shares 14,453 Value ($000) $2,805 Avg Close $144.47 Range $128.98 - $160.74

Q1 2019

Shares 14,452 Value ($000) $2,379 Avg Close $137.96 Range $126.08 - $146.61

Q4 2018

Shares 14,449 Value ($000) $2,718 Avg Close $142.24 Range $131.13 - $151.59

Q3 2018

Shares 14,448 Value ($000) $2,459 Avg Close $129.10 Range $121.30 - $135.87

Q2 2018

Shares 14,072 Value ($000) $2,307 Avg Close $124.75 Range $117.42 - $133.11

Q1 2018

Shares 14,071 Value ($000) $2,276 Avg Close $121.09 Range $109.17 - $131.01

Q4 2017

Shares 14,064 Value ($000) $2,054 Avg Close $105.45 Range $97.76 - $114.72

Q3 2017

Shares 13,063 Value ($000) $1,772 Avg Close $92.98 Range $87.68 - $100.66

Q2 2017

Shares 13,062 Value ($000) $1,636 Avg Close $87.55 Range $83.91 - $94.04

Q1 2017

Shares 12,961 Value ($000) $1,540 Avg Close $87.56 Range $82.34 - $92.75

Q4 2016

Shares 12,957 Value ($000) $1,495 Avg Close $78.61 Range $69.64 - $87.71

Q3 2016

Shares 10,449 Value ($000) $1,092 Avg Close $73.18 Range $66.90 - $77.66

Q2 2016

Shares 10,440 Value ($000) $1,017 Avg Close $65.83 Range $61.90 - $68.85

Q1 2016

Shares 10,430 Value ($000) $1,002 Avg Close $62.99 Range $56.57 - $67.97

Q4 2015

Shares 10,372 Value ($000) $940 Avg Close $62.99 Range $57.97 - $66.70

Q3 2015

Shares 23,171 Value ($000) $2,149 Avg Close $63.10 Range $55.90 - $66.86

Q2 2015

Shares 23,143 Value ($000) $2,154 Avg Close $61.61 Range $58.17 - $65.77

Q1 2015

Shares 23,366 Value ($000) $2,213 Avg Close $60.87 Range $54.73 - $66.34

Q4 2014

Shares 23,223 Value ($000) $2,059 Avg Close $54.29 Range $48.48 - $60.28

Q3 2014

Shares 21,311 Value ($000) $1,704 Avg Close $47.90 Range $44.25 - $53.41

Q2 2014

Shares 17,461 Value ($000) $1,239 Avg Close $44.44 Range $41.87 - $47.27

Q1 2014

Shares 5,648 Value ($000) $418 Avg Close $47.34 Range $44.17 - $50.09

Q4 2013

Shares 6,237 Value ($000) $489 Avg Close $47.43 Range $43.19 - $51.40

Q3 2013

Shares 6,401 Value ($000) $473 Avg Close $44.25 Range $42.16 - $46.84

Q2 2013

Shares 3,827 Value ($000) $291 Avg Close $39.16 Range $34.77 - $47.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,441	$2,305	$270.74	$255.99 - $286.42
Q3 2025	8,271	$2,235	$269.86	$256.10 - $285.59
Q2 2025	8,245	$2,272	$268.48	$245.09 - $286.76
Q1 2025	8,225	$2,182	$242.42	$220.42 - $264.20
Q4 2024	3,470	$806	$219.66	$203.87 - $237.29
Q3 2024	5,670	$1,251	$196.43	$183.11 - $210.94
Q2 2024	5,670	$1,115	$194.99	$180.77 - $204.95
Q1 2024	8,170	$1,759	$197.23	$183.34 - $208.74
Q4 2023	8,170	$1,721	$194.65	$180.11 - $203.65
Q3 2023	8,170	$1,636	$180.18	$163.01 - $189.80
Q2 2023	8,170	$1,514	$166.51	$158.09 - $176.59
Q1 2023	8,170	$1,565	$161.97	$148.93 - $172.73
Q4 2022	6,970	$1,172	$150.96	$144.26 - $159.82
Q3 2022	6,959	$1,233	$170.51	$151.62 - $181.98
Q2 2022	6,959	$1,424	$181.95	$159.63 - $211.79
Q1 2022	6,959	$1,655	$200.71	$186.03 - $219.30
Q4 2021	6,959	$1,590	$184.82	$160.60 - $197.45
Q3 2021	6,959	$1,346	$169.20	$155.72 - $180.16
Q2 2021	6,959	$1,480	$175.60	$165.90 - $184.29
Q1 2021	6,959	$1,421	$163.15	$146.86 - $179.32
Q4 2020	6,959	$1,267	$138.43	$119.28 - $152.56
Q3 2020	6,959	$1,164	$136.26	$130.53 - $144.01
Q2 2020	6,959	$1,131	$144.33	$130.16 - $155.99
Q1 2020	6,959	$1,203	$159.61	$106.01 - $180.55
Q4 2019	14,348	$2,880	$162.02	$154.37 - $171.72
Q3 2019	14,454	$3,055	$164.33	$151.73 - $176.73
Q2 2019	14,453	$2,805	$144.47	$128.98 - $160.74
Q1 2019	14,452	$2,379	$137.96	$126.08 - $146.61
Q4 2018	14,449	$2,718	$142.24	$131.13 - $151.59
Q3 2018	14,448	$2,459	$129.10	$121.30 - $135.87
Q2 2018	14,072	$2,307	$124.75	$117.42 - $133.11
Q1 2018	14,071	$2,276	$121.09	$109.17 - $131.01
Q4 2017	14,064	$2,054	$105.45	$97.76 - $114.72
Q3 2017	13,063	$1,772	$92.98	$87.68 - $100.66
Q2 2017	13,062	$1,636	$87.55	$83.91 - $94.04
Q1 2017	12,961	$1,540	$87.56	$82.34 - $92.75
Q4 2016	12,957	$1,495	$78.61	$69.64 - $87.71
Q3 2016	10,449	$1,092	$73.18	$66.90 - $77.66
Q2 2016	10,440	$1,017	$65.83	$61.90 - $68.85
Q1 2016	10,430	$1,002	$62.99	$56.57 - $67.97
Q4 2015	10,372	$940	$62.99	$57.97 - $66.70
Q3 2015	23,171	$2,149	$63.10	$55.90 - $66.86
Q2 2015	23,143	$2,154	$61.61	$58.17 - $65.77
Q1 2015	23,366	$2,213	$60.87	$54.73 - $66.34
Q4 2014	23,223	$2,059	$54.29	$48.48 - $60.28
Q3 2014	21,311	$1,704	$47.90	$44.25 - $53.41
Q2 2014	17,461	$1,239	$44.44	$41.87 - $47.27
Q1 2014	5,648	$418	$47.34	$44.17 - $50.09
Q4 2013	6,237	$489	$47.43	$43.19 - $51.40
Q3 2013	6,401	$473	$44.25	$42.16 - $46.84
Q2 2013	3,827	$291	$39.16	$34.77 - $47.64