Position in ZD
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$31,225,821
+$13,498,812 QoQ
Shares Held
596,254
+41.1% QoQ
Ownership
1.74%
of shares outstanding
% of Portfolio
1.16%
of 13F equity value
Holder Rank
#19
of 264 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ZD Over Time
Shares Held
Position Value (USD)
Derivatives in ZD
reported options exposure · as of Jun 30, 2026CallValue
$5,237,000
CallShares
100,000
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, 2026CastleKnight Management LP holds $92,910,940 across 7 Advertising Agencies names. ZD ranks #1 (33.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ZD |
Ziff Davis, Inc.
This page
|
596,254 | $31,225,821 | |
| 2 | LFTO |
Liftoff Mobile, Inc.
|
1,130,800 | $27,161,816 | |
| 3 | ADV |
Advantage Solutions Inc.
|
581,347 | $25,137,444 | |
| 4 | APP |
AppLovin Corp
|
8,350 | $4,302,170 | |
| 5 | CRTO |
Criteo S.A.
|
114,202 | $2,087,612 | |
| 6 | TSQ |
Townsquare Media, Inc.
|
214,220 | $1,514,535 | |
| 7 | STGW |
Stagwell Inc
|
199,400 | $1,481,542 |
All Filings in ZD
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,237,000 | 100,000 | Call | Sole | 2026-08-14 | |
| 2026-06-30 | $31,225,821 | 596,254 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $17,727,009 | 422,474 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $11,198,895 | 318,603 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $8,896,350 | 233,500 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $762,000 | 20,000 | Call | Sole | 2025-11-14 | |
| 2025-06-30 | $2,297,493 | 75,900 | Shares | Sole | 2025-08-14 | |
| No filing history on record for this holder in this stock. | ||||||