OMNICOM GROUP INC

Ticker: OMC CUSIP: 681919106 Class: COM

CHATHAM CAPITAL GROUP, INC.'s Holding History (CIK: 0001108969)

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

Q4 2025

Shares 24,643 Value ($000) $1,990 Avg Close $75.76 Range $69.18 - $82.39

Q3 2025

Shares 24,643 Value ($000) $2,009 Avg Close $74.34 Range $69.07 - $82.15

Q2 2025

Shares 24,643 Value ($000) $1,773 Avg Close $71.94 Range $67.10 - $80.64

Q1 2025

Shares 24,643 Value ($000) $2,043 Avg Close $80.64 Range $76.47 - $86.12

Q4 2024

Shares 24,748 Value ($000) $2,129 Avg Close $94.87 Range $81.50 - $102.31

Q3 2024

Shares 24,920 Value ($000) $2,576 Avg Close $91.35 Range $82.89 - $99.62

Q2 2024

Shares 25,420 Value ($000) $2,280 Avg Close $87.64 Range $83.07 - $92.41

Q1 2024

Shares 25,420 Value ($000) $2,460 Avg Close $84.10 Range $78.96 - $91.87

Q4 2023

Shares 26,020 Value ($000) $2,251 Avg Close $73.20 Range $66.98 - $82.23

Q3 2023

Shares 26,020 Value ($000) $1,938 Avg Close $75.86 Range $67.43 - $91.21

Q2 2023

Shares 26,020 Value ($000) $2,476 Avg Close $84.87 Range $76.72 - $89.36

Q1 2023

Shares 26,020 Value ($000) $2,455 Avg Close $80.37 Range $73.85 - $87.38

Q4 2022

Shares 26,720 Value ($000) $2,180 Avg Close $66.68 Range $55.85 - $74.45

Q3 2022

Shares 26,720 Value ($000) $1,686 Avg Close $60.29 Range $54.43 - $65.53

Q2 2022

Shares 26,720 Value ($000) $1,700 Avg Close $65.19 Range $54.75 - $76.93

Q1 2022

Shares 26,720 Value ($000) $2,268 Avg Close $70.18 Range $63.11 - $79.79

Q4 2021

Shares 27,120 Value ($000) $1,987 Avg Close $61.44 Range $56.73 - $66.97

Q3 2021

Shares 27,120 Value ($000) $1,965 Avg Close $63.56 Range $60.09 - $69.72

Q2 2021

Shares 27,120 Value ($000) $2,169 Avg Close $68.98 Range $62.74 - $73.18

Q1 2021

Shares 27,120 Value ($000) $2,011 Avg Close $58.12 Range $50.68 - $66.03

Q4 2020

Shares 27,820 Value ($000) $1,735 Avg Close $47.57 Range $36.97 - $54.67

Q3 2020

Shares 27,820 Value ($000) $1,377 Avg Close $44.01 Range $39.88 - $47.39

Q2 2020

Shares 28,095 Value ($000) $1,534 Avg Close $44.27 Range $37.85 - $51.94

Q1 2020

Shares 29,795 Value ($000) $1,636 Avg Close $57.15 Range $37.64 - $65.23

Q4 2019

Shares 31,895 Value ($000) $2,584 Avg Close $62.52 Range $57.82 - $65.94

Q3 2019

Shares 31,895 Value ($000) $2,497 Avg Close $62.85 Range $59.00 - $67.24

Q2 2019

Shares 31,895 Value ($000) $2,614 Avg Close $61.97 Range $57.20 - $66.14

Q1 2019

Shares 31,895 Value ($000) $2,328 Avg Close $58.50 Range $55.57 - $61.21

Q4 2018

Shares 34,395 Value ($000) $2,519 Avg Close $57.22 Range $51.46 - $60.20

Q3 2018

Shares 35,595 Value ($000) $2,421 Avg Close $53.66 Range $50.55 - $59.90

Q2 2018

Shares 35,870 Value ($000) $2,736 Avg Close $56.08 Range $52.42 - $59.08

Q1 2018

Shares 35,870 Value ($000) $2,607 Avg Close $56.50 Range $52.38 - $62.67

Q4 2017

Shares 36,960 Value ($000) $2,692 Avg Close $53.58 Range $48.73 - $58.71

Q3 2017

Shares 37,370 Value ($000) $2,768 Avg Close $57.11 Range $53.04 - $61.93

Q2 2017

Shares 111,375 Value ($000) $9,233 Avg Close $61.42 Range $58.73 - $63.77

Q1 2017

Shares 108,410 Value ($000) $9,345 Avg Close $62.46 Range $61.24 - $63.88

Q4 2016

Shares 102,675 Value ($000) $8,739 Avg Close $60.96 Range $57.12 - $65.10

Q3 2016

Shares 96,375 Value ($000) $8,192 Avg Close $60.52 Range $57.66 - $63.12

Q2 2016

Shares 100,705 Value ($000) $8,206 Avg Close $59.65 Range $54.54 - $61.60

Q1 2016

Shares 100,605 Value ($000) $8,373 Avg Close $53.77 Range $47.34 - $60.37

Q4 2015

Shares 99,355 Value ($000) $7,517 Avg Close $52.01 Range $45.58 - $55.24

Q3 2015

Shares 100,645 Value ($000) $6,633 Avg Close $49.25 Range $45.16 - $52.36

Q2 2015

Shares 101,150 Value ($000) $7,029 Avg Close $52.75 Range $48.47 - $55.29

Q1 2015

Shares 101,475 Value ($000) $7,913 Avg Close $53.02 Range $49.88 - $56.12

Q4 2014

Shares 103,550 Value ($000) $8,022 Avg Close $50.26 Range $44.08 - $54.31

Q3 2014

Shares 105,100 Value ($000) $7,237 Avg Close $48.82 Range $47.04 - $50.68

Q2 2014

Shares 106,375 Value ($000) $7,576 Avg Close $47.35 Range $44.41 - $49.44

Q1 2014

Shares 105,525 Value ($000) $7,661 Avg Close $49.73 Range $47.66 - $52.06

Q4 2013

Shares 105,525 Value ($000) $7,848 Avg Close $46.21 Range $41.19 - $50.30

Q3 2013

Shares 105,275 Value ($000) $6,679 Avg Close $42.52 Range $39.83 - $47.04

Q2 2013

Shares 106,425 Value ($000) $6,691 Avg Close $40.69 Range $38.27 - $42.87

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,643	$1,990	$75.76	$69.18 - $82.39
Q3 2025	24,643	$2,009	$74.34	$69.07 - $82.15
Q2 2025	24,643	$1,773	$71.94	$67.10 - $80.64
Q1 2025	24,643	$2,043	$80.64	$76.47 - $86.12
Q4 2024	24,748	$2,129	$94.87	$81.50 - $102.31
Q3 2024	24,920	$2,576	$91.35	$82.89 - $99.62
Q2 2024	25,420	$2,280	$87.64	$83.07 - $92.41
Q1 2024	25,420	$2,460	$84.10	$78.96 - $91.87
Q4 2023	26,020	$2,251	$73.20	$66.98 - $82.23
Q3 2023	26,020	$1,938	$75.86	$67.43 - $91.21
Q2 2023	26,020	$2,476	$84.87	$76.72 - $89.36
Q1 2023	26,020	$2,455	$80.37	$73.85 - $87.38
Q4 2022	26,720	$2,180	$66.68	$55.85 - $74.45
Q3 2022	26,720	$1,686	$60.29	$54.43 - $65.53
Q2 2022	26,720	$1,700	$65.19	$54.75 - $76.93
Q1 2022	26,720	$2,268	$70.18	$63.11 - $79.79
Q4 2021	27,120	$1,987	$61.44	$56.73 - $66.97
Q3 2021	27,120	$1,965	$63.56	$60.09 - $69.72
Q2 2021	27,120	$2,169	$68.98	$62.74 - $73.18
Q1 2021	27,120	$2,011	$58.12	$50.68 - $66.03
Q4 2020	27,820	$1,735	$47.57	$36.97 - $54.67
Q3 2020	27,820	$1,377	$44.01	$39.88 - $47.39
Q2 2020	28,095	$1,534	$44.27	$37.85 - $51.94
Q1 2020	29,795	$1,636	$57.15	$37.64 - $65.23
Q4 2019	31,895	$2,584	$62.52	$57.82 - $65.94
Q3 2019	31,895	$2,497	$62.85	$59.00 - $67.24
Q2 2019	31,895	$2,614	$61.97	$57.20 - $66.14
Q1 2019	31,895	$2,328	$58.50	$55.57 - $61.21
Q4 2018	34,395	$2,519	$57.22	$51.46 - $60.20
Q3 2018	35,595	$2,421	$53.66	$50.55 - $59.90
Q2 2018	35,870	$2,736	$56.08	$52.42 - $59.08
Q1 2018	35,870	$2,607	$56.50	$52.38 - $62.67
Q4 2017	36,960	$2,692	$53.58	$48.73 - $58.71
Q3 2017	37,370	$2,768	$57.11	$53.04 - $61.93
Q2 2017	111,375	$9,233	$61.42	$58.73 - $63.77
Q1 2017	108,410	$9,345	$62.46	$61.24 - $63.88
Q4 2016	102,675	$8,739	$60.96	$57.12 - $65.10
Q3 2016	96,375	$8,192	$60.52	$57.66 - $63.12
Q2 2016	100,705	$8,206	$59.65	$54.54 - $61.60
Q1 2016	100,605	$8,373	$53.77	$47.34 - $60.37
Q4 2015	99,355	$7,517	$52.01	$45.58 - $55.24
Q3 2015	100,645	$6,633	$49.25	$45.16 - $52.36
Q2 2015	101,150	$7,029	$52.75	$48.47 - $55.29
Q1 2015	101,475	$7,913	$53.02	$49.88 - $56.12
Q4 2014	103,550	$8,022	$50.26	$44.08 - $54.31
Q3 2014	105,100	$7,237	$48.82	$47.04 - $50.68
Q2 2014	106,375	$7,576	$47.35	$44.41 - $49.44
Q1 2014	105,525	$7,661	$49.73	$47.66 - $52.06
Q4 2013	105,525	$7,848	$46.21	$41.19 - $50.30
Q3 2013	105,275	$6,679	$42.52	$39.83 - $47.04
Q2 2013	106,425	$6,691	$40.69	$38.27 - $42.87