OMNICOM GROUP INC

Ticker: OMC CUSIP: 681919106 Class: COM

Capital World Investors's Holding History (CIK: 0001422849)

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

Q3 2015

Shares 2,320,000 Value ($000) $152,888 Avg Close $49.25 Range $45.16 - $52.36

Q2 2015

Shares 2,320,000 Value ($000) $161,217 Avg Close $52.75 Range $48.47 - $55.29

Q1 2015

Shares 2,320,000 Value ($000) $180,914 Avg Close $53.02 Range $49.88 - $56.12

Q4 2014

Shares 1,375,000 Value ($000) $106,521 Avg Close $50.26 Range $44.08 - $54.31

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	2,320,000	$152,888	$49.25	$45.16 - $52.36
Q2 2015	2,320,000	$161,217	$52.75	$48.47 - $55.29
Q1 2015	2,320,000	$180,914	$53.02	$49.88 - $56.12
Q4 2014	1,375,000	$106,521	$50.26	$44.08 - $54.31