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Ziff Davis ZD

US equityMarket cap rank #2811
$55.98 +$0.78 (+1.41%)
Pre-market · Oct 6, 6:00 am ET · After hours $55.98 0.00%
Open$55.47
Prev close$55.20
Day range$55.07 – $56.26
Volume457.1K
Market cap$1.92B
P/E (TTM)3.2
Dividend yield–

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership122.2%+2.00 pts vs. prior quarter
Institutions holding331-1 vs. prior quarter
Insider trades (recent)33 buys / 17 sellsNet buying
Short interest16.16% of floatDays to cover 9.0 · as of 15 Sep 2026
Short-sale volume share33.7%5-day average of daily volume

Short-sale volume as % of daily volume

25%31%38%44%Sep '26Sep '26Oct '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: +$7.11M (12 inflow days, 8 outflow days).

The five largest holders on file together own 47.8% of shares outstanding.

Largest holders

  • BlackRock16.83%
  • Janus Henderson Group plc10.28%
  • Pale Fire Capital SE7.76%
  • Dimensional Fund Advisors6.58%
  • Vanguard Portfolio Management, LLC6.39%
  • Vanguard Capital Management, LLC5.54%
  • Legal & General Investment Management5.25%
  • State Street Global Advisors4.72%

By investor type

  • Mutual Fund98.03%
  • Hedge Fund10.61%
  • VC/PE Fund7.76%
  • Public Company3.80%
  • Individual/Insider3.64%
  • Government Pension Fund1.11%
  • Private Company0.53%
  • Family Office/Trust0.20%

Reported short interest has risen from 15.60% to 16.16% of float over the last 6 biweekly reports (30 Jun 2026 to 15 Sep 2026).

Short interest, by report

Report dateShares short% of floatDays to cover
15 Sep 2026 5,541,576 16.2% 9.0
31 Aug 2026 5,314,992 15.5% 12.2
14 Aug 2026 4,482,523 13.1% 5.8
31 Jul 2026 5,071,490 13.8% 9.8
15 Jul 2026 4,406,557 12.0% 7.8
30 Jun 2026 5,747,457 15.6% 6.3

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