OMNICOM GROUP INC

Ticker: OMC CUSIP: 681919106 Class: COM

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2025

Shares 90,482 Value ($000) $7,306 Avg Close $75.76 Range $69.18 - $82.39

Q3 2025

Shares 56,584 Value ($000) $4,613 Avg Close $74.34 Range $69.07 - $82.15

Q2 2025

Shares 57,184 Value ($000) $4,114 Avg Close $71.94 Range $67.10 - $80.64

Q1 2025

Shares 55,284 Value ($000) $4,584 Avg Close $80.64 Range $76.47 - $86.12

Q4 2024

Shares 54,884 Value ($000) $4,722 Avg Close $94.87 Range $81.50 - $102.31

Q3 2024

Shares 55,884 Value ($000) $5,778 Avg Close $91.35 Range $82.89 - $99.62

Q2 2024

Shares 56,184 Value ($000) $5,040 Avg Close $87.64 Range $83.07 - $92.41

Q1 2024

Shares 56,584 Value ($000) $5,475 Avg Close $84.10 Range $78.96 - $91.87

Q4 2023

Shares 56,584 Value ($000) $4,895 Avg Close $73.20 Range $66.98 - $82.23

Q3 2023

Shares 56,584 Value ($000) $4,214 Avg Close $75.86 Range $67.43 - $91.21

Q2 2023

Shares 57,884 Value ($000) $5,508 Avg Close $84.87 Range $76.72 - $89.36

Q1 2023

Shares 59,084 Value ($000) $5,574 Avg Close $80.37 Range $73.85 - $87.38

Q4 2022

Shares 58,884 Value ($000) $4,803 Avg Close $66.68 Range $55.85 - $74.45

Q3 2022

Shares 58,584 Value ($000) $3,696 Avg Close $60.29 Range $54.43 - $65.53

Q2 2022

Shares 58,684 Value ($000) $3,733 Avg Close $65.19 Range $54.75 - $76.93

Q1 2022

Shares 57,484 Value ($000) $4,879 Avg Close $70.18 Range $63.11 - $79.79

Q4 2021

Shares 58,263 Value ($000) $4,269 Avg Close $61.44 Range $56.73 - $66.97

Q3 2021

Shares 55,803 Value ($000) $4,043 Avg Close $63.56 Range $60.09 - $69.72

Q2 2021

Shares 56,103 Value ($000) $4,488 Avg Close $68.98 Range $62.74 - $73.18

Q1 2021

Shares 55,303 Value ($000) $4,101 Avg Close $58.12 Range $50.68 - $66.03

Q4 2020

Shares 55,403 Value ($000) $3,455 Avg Close $47.57 Range $36.97 - $54.67

Q3 2020

Shares 56,703 Value ($000) $2,807 Avg Close $44.01 Range $39.88 - $47.39

Q2 2020

Shares 54,703 Value ($000) $2,987 Avg Close $44.27 Range $37.85 - $51.94

Q1 2020

Shares 49,918 Value ($000) $2,740 Avg Close $57.15 Range $37.64 - $65.23

Q4 2019

Shares 52,618 Value ($000) $4,263 Avg Close $62.52 Range $57.82 - $65.94

Q3 2019

Shares 52,318 Value ($000) $4,096 Avg Close $62.85 Range $59.00 - $67.24

Q2 2019

Shares 52,718 Value ($000) $4,320 Avg Close $61.97 Range $57.20 - $66.14

Q1 2019

Shares 64,418 Value ($000) $4,702 Avg Close $58.50 Range $55.57 - $61.21

Q4 2018

Shares 64,118 Value ($000) $4,696 Avg Close $57.22 Range $51.46 - $60.20

Q3 2018

Shares 66,818 Value ($000) $4,545 Avg Close $53.66 Range $50.55 - $59.90

Q2 2018

Shares 67,318 Value ($000) $5,134 Avg Close $56.08 Range $52.42 - $59.08

Q1 2018

Shares 67,818 Value ($000) $4,928 Avg Close $56.50 Range $52.38 - $62.67

Q4 2017

Shares 67,618 Value ($000) $4,925 Avg Close $53.58 Range $48.73 - $58.71

Q3 2017

Shares 70,018 Value ($000) $5,186 Avg Close $57.11 Range $53.04 - $61.93

Q2 2017

Shares 76,518 Value ($000) $6,343 Avg Close $61.42 Range $58.73 - $63.77

Q1 2017

Shares 77,018 Value ($000) $6,640 Avg Close $62.46 Range $61.24 - $63.88

Q4 2016

Shares 106,418 Value ($000) $9,057 Avg Close $60.96 Range $57.12 - $65.10

Q3 2016

Shares 137,406 Value ($000) $11,680 Avg Close $60.52 Range $57.66 - $63.12

Q2 2016

Shares 137,506 Value ($000) $11,205 Avg Close $59.65 Range $54.54 - $61.60

Q1 2016

Shares 175,706 Value ($000) $14,624 Avg Close $53.77 Range $47.34 - $60.37

Q4 2015

Shares 82,906 Value ($000) $6,273 Avg Close $52.01 Range $45.58 - $55.24

Q3 2015

Shares 87,706 Value ($000) $5,780 Avg Close $49.25 Range $45.16 - $52.36

Q2 2015

Shares 94,706 Value ($000) $6,581 Avg Close $52.75 Range $48.47 - $55.29

Q1 2015

Shares 95,206 Value ($000) $7,424 Avg Close $53.02 Range $49.88 - $56.12

Q4 2014

Shares 102,206 Value ($000) $7,918 Avg Close $50.26 Range $44.08 - $54.31

Q3 2014

Shares 103,006 Value ($000) $7,093 Avg Close $48.82 Range $47.04 - $50.68

Q2 2014

Shares 105,906 Value ($000) $7,543 Avg Close $47.35 Range $44.41 - $49.44

Q1 2014

Shares 105,406 Value ($000) $7,652 Avg Close $49.73 Range $47.66 - $52.06

Q4 2013

Shares 104,606 Value ($000) $7,780 Avg Close $46.21 Range $41.19 - $50.30

Q3 2013

Shares 104,606 Value ($000) $6,636 Avg Close $42.52 Range $39.83 - $47.04

Q2 2013

Shares 105,006 Value ($000) $6,602 Avg Close $40.69 Range $38.27 - $42.87

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	90,482	$7,306	$75.76	$69.18 - $82.39
Q3 2025	56,584	$4,613	$74.34	$69.07 - $82.15
Q2 2025	57,184	$4,114	$71.94	$67.10 - $80.64
Q1 2025	55,284	$4,584	$80.64	$76.47 - $86.12
Q4 2024	54,884	$4,722	$94.87	$81.50 - $102.31
Q3 2024	55,884	$5,778	$91.35	$82.89 - $99.62
Q2 2024	56,184	$5,040	$87.64	$83.07 - $92.41
Q1 2024	56,584	$5,475	$84.10	$78.96 - $91.87
Q4 2023	56,584	$4,895	$73.20	$66.98 - $82.23
Q3 2023	56,584	$4,214	$75.86	$67.43 - $91.21
Q2 2023	57,884	$5,508	$84.87	$76.72 - $89.36
Q1 2023	59,084	$5,574	$80.37	$73.85 - $87.38
Q4 2022	58,884	$4,803	$66.68	$55.85 - $74.45
Q3 2022	58,584	$3,696	$60.29	$54.43 - $65.53
Q2 2022	58,684	$3,733	$65.19	$54.75 - $76.93
Q1 2022	57,484	$4,879	$70.18	$63.11 - $79.79
Q4 2021	58,263	$4,269	$61.44	$56.73 - $66.97
Q3 2021	55,803	$4,043	$63.56	$60.09 - $69.72
Q2 2021	56,103	$4,488	$68.98	$62.74 - $73.18
Q1 2021	55,303	$4,101	$58.12	$50.68 - $66.03
Q4 2020	55,403	$3,455	$47.57	$36.97 - $54.67
Q3 2020	56,703	$2,807	$44.01	$39.88 - $47.39
Q2 2020	54,703	$2,987	$44.27	$37.85 - $51.94
Q1 2020	49,918	$2,740	$57.15	$37.64 - $65.23
Q4 2019	52,618	$4,263	$62.52	$57.82 - $65.94
Q3 2019	52,318	$4,096	$62.85	$59.00 - $67.24
Q2 2019	52,718	$4,320	$61.97	$57.20 - $66.14
Q1 2019	64,418	$4,702	$58.50	$55.57 - $61.21
Q4 2018	64,118	$4,696	$57.22	$51.46 - $60.20
Q3 2018	66,818	$4,545	$53.66	$50.55 - $59.90
Q2 2018	67,318	$5,134	$56.08	$52.42 - $59.08
Q1 2018	67,818	$4,928	$56.50	$52.38 - $62.67
Q4 2017	67,618	$4,925	$53.58	$48.73 - $58.71
Q3 2017	70,018	$5,186	$57.11	$53.04 - $61.93
Q2 2017	76,518	$6,343	$61.42	$58.73 - $63.77
Q1 2017	77,018	$6,640	$62.46	$61.24 - $63.88
Q4 2016	106,418	$9,057	$60.96	$57.12 - $65.10
Q3 2016	137,406	$11,680	$60.52	$57.66 - $63.12
Q2 2016	137,506	$11,205	$59.65	$54.54 - $61.60
Q1 2016	175,706	$14,624	$53.77	$47.34 - $60.37
Q4 2015	82,906	$6,273	$52.01	$45.58 - $55.24
Q3 2015	87,706	$5,780	$49.25	$45.16 - $52.36
Q2 2015	94,706	$6,581	$52.75	$48.47 - $55.29
Q1 2015	95,206	$7,424	$53.02	$49.88 - $56.12
Q4 2014	102,206	$7,918	$50.26	$44.08 - $54.31
Q3 2014	103,006	$7,093	$48.82	$47.04 - $50.68
Q2 2014	105,906	$7,543	$47.35	$44.41 - $49.44
Q1 2014	105,406	$7,652	$49.73	$47.66 - $52.06
Q4 2013	104,606	$7,780	$46.21	$41.19 - $50.30
Q3 2013	104,606	$6,636	$42.52	$39.83 - $47.04
Q2 2013	105,006	$6,602	$40.69	$38.27 - $42.87