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Hornbeck Offshore Services HOS

US equityMarket cap rank #2599Marine Shipping
$7.85 +$0.26 (+3.43%)
Pre-market · Oct 6, 6:00 am ET · After hours $7.85 0.00%
Open$7.63
Prev close$7.59
Day range$7.63 – $8.05
Volume3.81M
Market cap$2.57B
P/E (TTM)29.1
Dividend yield–

Ownership & positioning

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

Institutional ownership16.2%+16.22 pts vs. prior quarter
Institutions holding13+13 vs. prior quarter
Insider trades (recent)0 buys / 0 sellsBalanced
Short interest3.03% of floatDays to cover 3.2 · as of 15 Sep 2026
Short-sale volume share16.9%5-day average of daily volume

Short-sale volume as % of daily volume

10%17%24%30%Sep '26Sep '26Oct '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: −$3.27M (6 inflow days, 14 outflow days).

The five largest holders on file together own 16.0% of shares outstanding.

Largest holders

  • Ares Management LLC8.56%
  • Merced Capital, L.P.3.66%
  • Whitebox Advisors LLC3.51%
  • Victory Capital Management Inc.0.15%
  • FMR0.12%
  • Highbridge Capital Management, LLC0.07%
  • BlackRock0.06%
  • Todd Hornbeck0.06%

By investor type

  • Hedge Fund15.84%
  • Mutual Fund0.38%
  • Individual/Insider0.13%

Short interest, by report

Report dateShares short% of floatDays to cover
15 Sep 2026 9,924,306 3.0% 3.2

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