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Assembly Biosciences ASMB · USD

Health Care · US listing · 🇺🇸 United States

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21.79

+6.71%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Gilead Sciences Inc4.5m28.48%+2.3m8 Aug 2025
Farallon Capital Management, L.L.C.1.1m7.21%+1.1m8 Aug 2025
Commodore Capital LP1m6.32%+1m8 Aug 2025
Schornstein (Alexander)543.5k3.44%−184.6k18 Aug 2025
The Vanguard Group, Inc.253.8k1.60%+37.8k30 Jun 2025
B Group, Inc.189.4k1.20%−10.7k30 Jun 2025
Renaissance Technologies LLC107.5k0.68%−5.8k30 Jun 2025
BlackRock Institutional Trust Company, N.A.84k0.53%+12k30 Jun 2025
Geode Capital Management, L.L.C.51k0.32%+3.3k30 Jun 2025
Monimus Capital Management, LP42.1k0.27%—30 Jun 2025
Citadel Advisors LLC35.7k0.23%+23.5k30 Jun 2025
Ellsworth Advisors, LLC30k0.19%+30k30 Sept 2025
Northern Trust Investments, Inc.28.1k0.18%−24830 Jun 2025
Federated MDTA LLC25.4k0.16%—30 Jun 2025
Acadian Asset Management LLC20.4k0.13%−2.6k30 Jun 2025

Insider trades

Purchases and sales by directors and officers, as filed with the regulator

DateWhoTypeSharesPriceValue
30 Mar 2026 ↗White Nicole SChief Manufacturing OfficerSale19726.69$5,258
30 Mar 2026 ↗Bjorkquist Jeanette MPFO and PAOSale32826.69$8,755

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

2.9m

+3.2% on the period before. 11.1 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

52.4%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 31 Aug 20262,727 shares
  • 19 Aug 20264,381 shares
  • 17 Aug 2026283 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.