Position in MGNI
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$13,124,119
+$5,484,353 QoQ
Shares Held
691,471
+7.5% QoQ
Ownership
0.482%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
#41
of 306 holders
Holding Since
Jun 2021
6 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MGNI Over Time
Shares Held
Position Value (USD)
Derivatives in MGNI
reported options exposure · as of Jun 30, 2026CallValue
$14,235,000
CallShares
750,000
PutValue
$0
PutShares
0
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 Jun 30, 2026PICTON MAHONEY ASSET MANAGEMENT holds $13,177,235 across 4 Advertising Agencies names. MGNI ranks #1 (99.6% of the industry book) .
All Filings in MGNI
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7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $14,235,000 | 750,000 | Call | Sole | 2026-08-13 | |
| 2026-06-30 | $13,124,119 | 691,471 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $7,639,766 | 643,078 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $6,299,366 | 388,131 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $8,436,090 | 387,332 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $3,083,742 | 127,850 | Shares | Sole | 2025-08-12 | |
| 2021-06-30 | $115,056 | 3,400 | Shares | Sole | 2021-08-11 | |
| No filing history on record for this holder in this stock. | ||||||