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Absci Corp ABSI

US equityMarket cap rank #2819
$11.03 −$0.51 (-4.38%)
Market open · Oct 6, 11:20 am ET · After hours $11.55 +0.17%
Open$11.77
Prev close$11.53
Day range$10.50 – $11.89
Volume2.45M
Market cap$1.89B
P/E (TTM)–
Dividend yield–

Ownership & positioning

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

Institutional ownership93.6%-1.13 pts vs. prior quarter
Institutions holding233+0 vs. prior quarter
Insider trades (recent)31 buys / 19 sellsNet buying
Short interest21.71% of floatDays to cover 14.4 · as of 15 Sep 2026
Short-sale volume share23.4%5-day average of daily volume

Short-sale volume as % of daily volume

17%21%25%29%Sep '26Sep '26Oct '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: −$3.83M (10 inflow days, 10 outflow days).

The five largest holders on file together own 38.3% of shares outstanding.

Largest holders

  • FMR14.81%
  • ARK Investment Management LLC7.53%
  • BlackRock7.09%
  • State Street Global Advisors4.72%
  • Vanguard Capital Management, LLC4.14%
  • Columbia Management Investment Advisers, LLC4.07%
  • Redmile Group, LLC3.93%
  • Sean McClain3.88%

By investor type

  • Mutual Fund58.91%
  • Hedge Fund22.07%
  • VC/PE Fund8.57%
  • Individual/Insider4.56%
  • Public Company2.43%
  • Private Company0.78%
  • Insurance Company0.58%
  • Family Office/Trust0.18%

Reported short interest has fallen from 21.81% to 21.71% 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 37,255,325 21.7% 14.4
31 Aug 2026 36,788,063 21.4% 12.5
14 Aug 2026 37,417,586 21.8% 15.2
31 Jul 2026 37,308,520 22.0% 11.7
15 Jul 2026 35,750,691 21.1% 7.9
30 Jun 2026 36,940,641 21.8% 3.4

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