Skip to main content

MARSHALL WACE, LLP

Position in OMC — Omnicom Group Inc.

CIK 1318757 LONDON, X0

Position in OMC

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$384,081
-$8,060,107 QoQ
Shares Held
5,100
-95.1% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
18 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in OMC Over Time

Shares Held

Position Value (USD)

Position in Advertising Agencies

Communication Services · as of Jun 30, 2026

MARSHALL WACE, LLP holds $126,451,003 across 10 Advertising Agencies names.

# Ticker Company Shares Value (USD) Open

All Filings in OMC

Export CSV
18 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $384,081 5,100
2025-12-31 $8,444,188 104,572
2025-09-30 $24,906,273 305,486
2025-06-30 $42,567,761 591,712
2025-03-31 $68,968,517 831,848
2024-12-31 $3,014,926 35,041
2023-12-31 $423,899 4,900
2023-03-31 $3,424,542 36,300
2022-09-30 $14,569,941 230,939
2022-06-30 $6,720,014 105,644
2021-12-31 $61,224,044 835,595
2021-09-30 $22,109,357 305,125
2021-06-30 $6,226,821 77,845
2021-03-31 $895,287 12,074
2020-12-31 $9,649,449 154,713
2020-09-30 $13,013,104 262,891
2020-06-30 $8,768,214 160,590
2020-03-31 $20,331,062 370,329