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Xeris Pharmaceuticals XERS

US equityMarket cap rank #2842Drug Manufacturers - Specialty & Generic
$10.13 +$1.05 (+11.56%)
Pre-market · Oct 6, 5:10 am ET · After hours $10.11 -0.20%
Open$9.15
Prev close$9.08
Day range$9.12 – $10.24
Volume4.66M
Market cap$1.85B
P/E (TTM)–
Dividend yield–

Ownership & positioning

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

Institutional ownership60.8%-4.29 pts vs. prior quarter
Institutions holding281-1 vs. prior quarter
Insider trades (recent)18 buys / 32 sellsNet selling
Short interest4.42% of floatDays to cover 4.8 · as of 15 Sep 2026
Short-sale volume share15.7%5-day average of daily volume

Short-sale volume as % of daily volume

10%14%17%20%Sep '26Sep '26Oct '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: −$10.69M (6 inflow days, 14 outflow days).

The five largest holders on file together own 22.2% of shares outstanding.

Largest holders

  • BlackRock7.97%
  • Vanguard Capital Management, LLC4.70%
  • D. E. Shaw & Co., L.P.4.28%
  • State Street Global Advisors2.64%
  • Geode Capital Management, LLC2.59%
  • Teachers Insurance and Annuity Association-College Retirement Equities Fund2.33%
  • Rosalind Advisors, Inc.1.60%
  • Qube Research & Technologies Ltd1.59%

By investor type

  • Mutual Fund39.06%
  • Hedge Fund14.63%
  • Public Company3.64%
  • Individual/Insider3.44%
  • Insurance Company1.11%
  • Government Pension Fund0.81%
  • Private Company0.80%
  • Sovereign Wealth Fund0.44%

Reported short interest has fallen from 7.39% to 4.42% 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 8,058,977 4.4% 4.8
31 Aug 2026 8,041,258 4.4% 5.5
14 Aug 2026 8,728,856 4.8% 4.4
31 Jul 2026 9,221,405 5.3% 6.8
15 Jul 2026 10,078,469 5.8% 4.4
30 Jun 2026 12,760,034 7.4% 5.4

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