CSS LLC’s Omnicom Group OMC Stock Holding History

CSS LLC’s Portfolio OMC Stock Details OMC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.08M	Buy	14,358 +11,228	+359%	+$871K	0.05%	311
2025 Q4	$253K	Buy	+3,130	New	+$239K	0.01%	723
2025 Q3	–	Sell	-15,210	Closed	-$1.09M	–	1129
2025 Q2	$1.09M	Buy	+15,210	New	+$1.12M	0.05%	307
2024 Q2	–	Sell	-3,600	Closed	-$348K	–	968
2024 Q1	$348K	Sell	3,600 -1,000	-22%	-$89.7K	0.02%	537
2023 Q4	$398K	Sell	4,600 -1,400	-23%	-$110K	0.02%	479
2023 Q3	$447K	Buy	+6,000	New	+$495K	0.03%	412
2023 Q2	–	Sell	-4,000	Closed	-$377K	–	949
2023 Q1	$377K	Hold	4,000	–	–	0.02%	401
2022 Q4	$326K	Sell	4,000 -4,000	-50%	-$297K	0.02%	499
2022 Q3	$505K	Buy	8,000 +2,000	+33%	+$136K	0.02%	518
2022 Q2	$382K	Buy	+6,000	New	+$444K	0.02%	642
2014 Q2	–	Sell	-7,100	Closed	-$516K	–	762
2014 Q1	$516K	Buy	+7,100	New	+$522K	0.03%	397

Other funds holding OMC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

CSS LLC's OMC Position: Q1 2026 in Review

CSS LLC increased its Omnicom Group (OMC) stake by 359% in Q1 2026, buying an estimated $871K and bringing the position to 14,358 shares worth $1.08M. The position accounts for 0.05% of the portfolio, ranked #311.

CSS LLC first reported a position in OMC in Q1 2014 and has held it in 11 quarters since. The position peaked at $1.09M in Q2 2025. 1,121 funds tracked by Wall St. Rank hold OMC as of Q1 2026.

CSS LLC held 14,358 shares of Omnicom Group worth $1.08M as of Q1 2026.
CSS LLC bought 11,228 Omnicom Group shares in Q1 2026, an estimated $871K.
Omnicom Group made up 0.05% of CSS LLC's portfolio in Q1 2026, its #311 holding.
CSS LLC first reported a position in Omnicom Group in Q1 2014 and has held it in 11 quarters since.
CSS LLC's Omnicom Group position peaked at $1.09M in Q2 2025.
1,121 funds tracked by Wall St. Rank held Omnicom Group as of Q1 2026.

Based on CSS LLC's 13F filing for Q1 2026, filed 15 May 2026.