13F Insight
DOSSIER · 13F Holders · Q2 2026
ZD 3.625 03/01/28

ZIFF DAVIS INC

23 institutions still hold ZIFF DAVIS INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 48123VAH5·23 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$248M
visible holders
Holders
23
filers reporting
Concentration
18.39%
TENOR CAPITAL MANAGEMENT Co., L.P. #1
top holder share
AI Holders Summary · Q2 2026

23 institutions reported ZD 3.625 03/01/28 in Q2 2026. TENOR CAPITAL MANAGEMENT Co., L.P. leads at 18.4% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
TENOR CAPITAL MANAGEMENT Co., L.P.
CIK 0001346554
$46M45.0M0.64%Q2 202602
BALYASNY ASSET MANAGEMENT L.P.
CIK 0001218710
$33M32.5M0.04%Q2 202603
D. E. Shaw & Co., Inc.
CIK 0001009207
$31M32.0M0.02%Q4 202504
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$25M25.0M0.02%Q2 202605
WOLVERINE ASSET MANAGEMENT LLC
CIK 0001279891
$18M17.5M0.15%Q2 202606
CAMDEN ASSET MANAGEMENT L P /CA
CIK 0000903944
$16M15.7M0.46%Q2 202607
Jefferies Financial Group Inc.
CIK 0000096223
$14M13.6M0.09%Q2 202608
KIM, LLC
CIK 0001888968
$13M13.2M1.32%Q2 202609
Calamos Advisors LLC
CIK 0001316507
$10M10.0M0.03%Q2 202610
BARINGS LLC
CIK 0000009015
$10M10.0M0.18%Q2 202611
THRIVENT FINANCIAL FOR LUTHERANS
CIK 0000314984
$8M8.0M0.01%Q1 202612
HBK INVESTMENTS L P
CIK 0001011443
$7M7.0M0.07%Q2 202613
BlackRock, Inc.
CIK 0002012383
$5M5.1M0.00%Q2 202614
OAKTREE CAPITAL MANAGEMENT LP
CIK 0000949509
$3M3.5M0.05%Q2 202615
SSI INVESTMENT MANAGEMENT LLC
CIK 0000938487
$3M2.8M0.16%Q2 202616
MORGAN STANLEY
CIK 0000895421
$3M2.7M0.00%Q2 202617
Russell Investments Group, Ltd.
CIK 0001692234
$3M2.5M0.00%Q2 202618
JPMORGAN CHASE & CO
CIK 0000019617
$2M2.0M0.00%Q2 202619
ZAZOVE ASSOCIATES LLC
CIK 0001009012
$103K102K0.01%Q2 202620
LAZARD ASSET MANAGEMENT LLC
CIK 0001207017
$102K10.2M0.00%Q2 2026
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