Position in WPP
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$599,141
+$515,703 QoQ
Shares Held
38,530
+937.1% QoQ
Ownership
0.018%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
7 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in WPP Over Time
Shares Held
Position Value (USD)
Position in Advertising Agencies
Communication Services · as of Mar 31, 2026SIMPLEX TRADING, LLC holds $7,651,460 across 9 Advertising Agencies names. WPP ranks #4 (7.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APP |
AppLovin Corp
|
7,614 | $3,030,372 | |
| 2 | TTD |
Trade Desk, Inc.
|
126,533 | $2,871,033 | |
| 3 | CDLX |
Cardlytics, Inc.
|
69,396 | $728,658 | |
| 4 | WPP |
WPP plc
This page
|
38,530 | $599,141 | |
| 5 | STGW |
Stagwell Inc
|
29,150 | $183,353 | |
| 6 | MGNI |
Magnite, Inc.
|
11,316 | $134,434 | |
| 7 | EVC |
Entravision Communications Corp
|
20,002 | $59,405 | |
| 8 | ADV |
Advantage Solutions Inc.
|
2,074 | $43,844 |
All Filings in WPP
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $599,141 | 38,530 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $83,438 | 3,715 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $5,786 | 231 | Shares | Sole | 2025-11-12 | |
| 2024-12-31 | $305,161 | 5,937 | Shares | Sole | 2025-02-11 | |
| 2024-06-30 | $36,395 | 795 | Shares | Sole | 2024-07-25 | |
| 2022-06-30 | $76,492 | 1,512 | Shares | Sole | 2022-08-03 | |
| 2021-03-31 | $19,170 | 300 | Shares | Sole | 2021-04-26 | |
| No filing history on record for this holder in this stock. | ||||||