Position in MGNI
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$857,474
+$358,645 QoQ
Shares Held
72,178
+134.8% QoQ
Ownership
0.050%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
12 quarters on record
Voting authority
Sole 1.4519659730111667.ToString("F0")%
Shared 0.ToString("F0")%
None 98.54803402698883.ToString("F0")%
Common Shares in MGNI Over Time
Shares Held
Position Value (USD)
Derivatives in MGNI
reported options exposure · as of Mar 31, 2021CallValue
$0
CallShares
0
PutValue
$20,805
PutShares
500
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Advertising Agencies
Communication Services · as of Mar 31, 2026Creative Planning holds $57,350,833 across 12 Advertising Agencies names. MGNI ranks #7 (1.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APP |
AppLovin Corp
|
78,694 | $31,320,212 | |
| 2 | OMC |
Omnicom Group Inc.
|
135,545 | $10,207,893 | |
| 3 | TTD |
Trade Desk, Inc.
|
273,100 | $6,196,639 | |
| 4 | ZD |
Ziff Davis, Inc.
|
109,757 | $4,605,403 | |
| 5 | DV |
DoubleVerify Holdings, Inc.
|
229,024 | $2,175,728 | |
| 6 | QNST |
Quinstreet, Inc
|
89,517 | $1,075,099 | |
| 7 | MGNI |
Magnite, Inc.
This page
|
72,178 | $857,474 | |
| 8 | CCO |
Clear Channel Outdoor Holdings, Inc.
|
91,170 | $216,071 |
All Filings in MGNI
Export CSV
13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $857,474 | 72,178 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $498,829 | 30,735 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $476,829 | 21,893 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $268,479 | 11,131 | Shares | Defined | 2025-08-08 | |
| 2025-03-31 | $202,162 | 17,718 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $242,732 | 15,247 | Shares | Defined | 2025-02-14 | |
| 2023-09-30 | $44,222 | 5,865 | Shares | Sole | 2023-11-16 | |
| 2021-09-30 | $261,156 | 9,327 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $449,902 | 13,295 | Shares | Sole | 2021-08-04 | |
| 2021-03-31 | $20,805 | 500 | Put | Sole | 2021-04-30 | |
| 2021-03-31 | $704,540 | 16,932 | Shares | Sole | 2021-04-30 | |
| 2020-12-31 | $669,508 | 21,801 | Shares | Sole | 2021-01-29 | |
| 2020-09-30 | $107,030 | 15,400 | Shares | Sole | 2020-11-05 | |
| No filing history on record for this holder in this stock. | ||||||