ASMB Insider Trading

Insider Ownership Percentage: 4.10%
Insider Buying (Last 12 Months): $233,990.64
Insider Selling (Last 12 Months): $101,200.22

Assembly Biosciences Insider Trading History Chart

This chart shows the insider buying and selling history at Assembly Biosciences by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Assembly Biosciences Share Price & Price History

Current Price: $12.95
Price Change: Price Increase of +0.33 (2.61%)
As of 05/8/2024 01:00 AM ET

This chart shows the closing price history over time for ASMB up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Assembly Biosciences Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
4/30/2024Jason A OkazakiCEOSell1,569$12.71$19,941.9916,423View SEC Filing Icon  
4/30/2024Nicole S WhiteInsiderSell1,255$12.71$15,951.0513,025View SEC Filing Icon  
4/1/2024Jason A OkazakiCEOSell354$13.07$4,626.7813,826View SEC Filing Icon  
4/1/2024Jeanette M BjorkquistInsiderSell114$13.07$1,489.983,166View SEC Filing Icon  
4/1/2024John G. McHutchisonDirectorSell1,206$13.07$15,762.4221,221View SEC Filing Icon  
3/27/2024Jason A OkazakiCEOSell392$12.87$5,045.0414,180View SEC Filing Icon  
1/17/2024Alexander SchornsteinMajor ShareholderBuy24,999$9.36$233,990.64655,357View SEC Filing Icon  
10/3/2023Jason A OkazakiCEOSell196$9.60$1,881.6014,576View SEC Filing Icon  
10/3/2023Nicole S WhiteInsiderSell157$9.60$1,507.207,854View SEC Filing Icon  
7/24/2023Jeanette M BjorkquistInsiderSell70$12.84$898.802,224View SEC Filing Icon  
5/23/2023Jason A OkazakiCEOSell546$12.48$6,814.0810,551View SEC Filing Icon  
5/23/2023Jeanette M BjorkquistInsiderSell22$12.48$274.562,294View SEC Filing Icon  
5/23/2023John G. McHutchisonDirectorSell2,164$12.48$27,006.7214,096View SEC Filing Icon  
3/30/2023Jason A OkazakiCEOSell353$9.84$3,473.528,181View SEC Filing Icon  
3/30/2023Jeanette M BjorkquistInsiderSell64$9.84$629.761,983View SEC Filing Icon  
3/30/2023John G. McHutchisonDirectorSell1,240$9.84$12,201.6014,802View SEC Filing Icon  
3/27/2023Jason A OkazakiCEOSell391$12.24$4,785.848,535View SEC Filing Icon  
8/8/2022John G. McHutchisonCEOSell1,026$25.56$26,224.5616,042View SEC Filing Icon  
7/25/2022Michael P SamarCFOSell168$26.64$4,475.526,435View SEC Filing Icon  
5/31/2022William E Iv DelaneyInsiderSell347$23.04$7,994.886,368View SEC Filing Icon  
3/30/2022Jason A OkazakiCOOSell105$26.04$2,734.20View SEC Filing Icon  
3/30/2022John G. McHutchisonCEOSell384$26.04$9,999.36View SEC Filing Icon  
3/30/2022Luisa M StammInsiderSell86$26.04$2,239.44View SEC Filing Icon  
3/30/2022Michael P SamarCFOSell190$26.04$4,947.60View SEC Filing Icon  
3/28/2022Jason A OkazakiCOOSell384$26.88$10,321.92View SEC Filing Icon  
8/9/2021John G. McHutchisonCEOSell1,013$43.20$43,761.60View SEC Filing Icon  
5/27/2021William E. lv DelaneyInsiderSell344$48.36$16,635.84View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Assembly Biosciences (NASDAQ:ASMB)

19.92% of Assembly Biosciences stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at ASMB by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Assembly Biosciences Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/7/2024Marquette Asset Management LLC9,016$0.12M0.0%-83.4%0.165%Search for SEC Filing on Google Icon
2/2/2024Marquette Asset Management LLC54,464$45K0.0%N/A0.083%Search for SEC Filing on Google Icon
2/2/2024Acuitas Investments LLC265,585$0.22M0.1%N/A0.404%Search for SEC Filing on Google Icon
1/31/2024Federated Hermes Inc.304,735$0.25M0.0%-10.9%0.463%Search for SEC Filing on Google Icon
12/7/2023Hudson Bay Capital Management LP199,789$0.18M0.0%-75.8%0.304%Search for SEC Filing on Google Icon
11/13/2023Acadian Asset Management LLC83,470$73K0.0%-26.7%0.127%Search for SEC Filing on Google Icon
8/7/2023Acadian Asset Management LLC113,854$0.13M0.0%-27.7%0.218%Search for SEC Filing on Google Icon
5/12/2023Platinum Investment Management Ltd.890,736$0.75M0.0%-18.6%1.709%Search for SEC Filing on Google Icon
5/8/2023Federated Hermes Inc.363,023$0.31M0.0%-2.8%0.699%Search for SEC Filing on Google Icon
2/14/2023Susquehanna International Group LLP21,255$28K0.0%-37.7%0.044%Search for SEC Filing on Google Icon
2/13/2023Platinum Investment Management Ltd.1,094,770$1.42M0.1%-24.5%2.244%Search for SEC Filing on Google Icon
2/10/2023Connor Clark & Lunn Investment Management Ltd.65,393$85K0.0%-49.6%0.134%Search for SEC Filing on Google Icon
11/15/2022Platinum Investment Management Ltd.1,450,328$2.38M0.1%-8.9%2.973%Search for SEC Filing on Google Icon
11/14/2022Healthcare of Ontario Pension Plan Trust Fund570,300$0.94M0.0%N/A1.169%Search for SEC Filing on Google Icon
11/10/2022Connor Clark & Lunn Investment Management Ltd.129,752$0.21M0.0%-9.2%0.268%Search for SEC Filing on Google Icon
11/7/2022Virtu Financial LLC30,046$49K0.0%N/A0.062%Search for SEC Filing on Google Icon
11/3/2022Barclays PLC37,194$61K0.0%-76.9%0.077%Search for SEC Filing on Google Icon
10/27/2022Assenagon Asset Management S.A.253,783$0.42M0.0%-62.9%0.524%Search for SEC Filing on Google Icon
9/16/2022Federated Hermes Inc.373,665$0.79M0.0%-2.0%0.771%Search for SEC Filing on Google Icon
8/11/2022Platinum Investment Management Ltd.1,591,272$3.34M0.1%-16.7%3.300%Search for SEC Filing on Google Icon
8/5/2022Connor Clark & Lunn Investment Management Ltd.142,915$0.30M0.0%-13.4%0.296%Search for SEC Filing on Google Icon
7/27/2022Assenagon Asset Management S.A.684,846$1.44M0.0%+1,422.3%1.420%Search for SEC Filing on Google Icon
7/19/2022Commonwealth Equity Services LLC25,749$54K0.0%+30.4%0.053%Search for SEC Filing on Google Icon
5/16/2022Eversept Partners LP280,000$0.58M0.0%-9.7%0.582%Search for SEC Filing on Google Icon
5/12/2022Acadian Asset Management LLC927,402$1.91M0.0%-42.4%1.927%Search for SEC Filing on Google Icon
5/11/2022GSA Capital Partners LLP135,834$0.28M0.0%N/A0.282%Search for SEC Filing on Google Icon
4/26/2022Marquette Asset Management LLC58,246$0.12M0.0%+21.3%0.121%Search for SEC Filing on Google Icon
4/25/2022Assenagon Asset Management S.A.44,987$93K0.0%N/A0.093%Search for SEC Filing on Google Icon
2/14/2022Deep Track Capital LP3,000,000$6.99M0.5%N/A6.268%Search for SEC Filing on Google Icon
2/14/2022Eversept Partners LP310,000$0.72M0.1%-11.4%0.648%Search for SEC Filing on Google Icon
2/10/2022Candriam Luxembourg S.C.A.1,838,221$4.28M0.0%+25.1%3.841%Search for SEC Filing on Google Icon
2/10/2022Acadian Asset Management LLC1,608,760$3.75M0.0%+13.9%3.361%Search for SEC Filing on Google Icon
2/10/2022Connor Clark & Lunn Investment Management Ltd.170,216$0.40M0.0%+8.8%0.356%Search for SEC Filing on Google Icon
2/9/2022Dimensional Fund Advisors LP553,428$1.29M0.0%+54.0%1.156%Search for SEC Filing on Google Icon
1/21/2022Russell Investments Group Ltd.123,748$0.29M0.0%+41.2%0.259%Search for SEC Filing on Google Icon
1/19/2022Marquette Asset Management LLC48,000$0.11M0.0%+73.7%0.100%Search for SEC Filing on Google Icon
12/29/2021Hudson Bay Capital Management LP850,000$2.96M0.0%+13.3%1.776%Search for SEC Filing on Google Icon
11/16/2021Two Sigma Advisers LP348,700$1.21M0.0%-53.9%0.729%Search for SEC Filing on Google Icon
11/15/2021Hudson Bay Capital Management LP850,000$2.96M0.0%+13.3%1.776%Search for SEC Filing on Google Icon
11/15/2021Eversept Partners LP350,000$1.22M0.1%N/A0.731%Search for SEC Filing on Google Icon
11/15/2021Dimensional Fund Advisors LP359,315$1.25M0.0%-23.4%0.751%Search for SEC Filing on Google Icon
11/15/2021Franklin Resources Inc.584,688$2.04M0.0%+10.6%1.222%Search for SEC Filing on Google Icon
11/12/2021Renaissance Technologies LLC130,600$0.45M0.0%-63.3%0.273%Search for SEC Filing on Google Icon
11/12/2021Prosight Management LP265,634$0.92M0.5%+78.2%0.555%Search for SEC Filing on Google Icon
11/12/2021Geode Capital Management LLC525,263$1.83M0.0%+11.2%1.097%Search for SEC Filing on Google Icon
11/12/2021Connor Clark & Lunn Investment Management Ltd.156,415$0.54M0.0%+3.1%0.327%Search for SEC Filing on Google Icon
11/10/2021Goldman Sachs Group Inc.131,367$0.46M0.0%-30.8%0.292%Search for SEC Filing on Google Icon
11/10/2021IndexIQ Advisors LLC97,739$0.34M0.0%+11.1%0.204%Search for SEC Filing on Google Icon
11/9/2021Barclays PLC212,980$0.74M0.0%+31.3%0.445%Search for SEC Filing on Google Icon
11/9/2021BlackRock Inc.1,969,977$6.86M0.0%+3.0%4.116%Search for SEC Filing on Google Icon
11/9/2021Candriam Luxembourg S.C.A.1,468,846$5.11M0.0%+31.9%3.069%Search for SEC Filing on Google Icon
11/8/2021Russell Investments Group Ltd.87,636$0.30M0.0%+72.7%0.195%Search for SEC Filing on Google Icon
10/12/2021Marquette Asset Management LLC27,641$96K0.0%+21.8%0.061%Search for SEC Filing on Google Icon
9/17/2021Virtu Financial LLC64,020$0.25M0.0%N/A0.142%Search for SEC Filing on Google Icon
9/3/2021Parametric Portfolio Associates LLC89,340$0.35M0.0%+106.5%0.199%Search for SEC Filing on Google Icon
8/17/2021Raffles Associates LP100,000$0.39M0.3%+100.0%0.222%Search for SEC Filing on Google Icon
8/17/2021Millennium Management LLC532,327$2.07M0.0%+510.2%1.184%Search for SEC Filing on Google Icon
8/17/2021Armistice Capital LLC2,224,000$8.63M0.2%-0.5%4.945%Search for SEC Filing on Google Icon
8/17/2021Boothbay Fund Management LLC21,145$82K0.0%+74.2%0.047%Search for SEC Filing on Google Icon
8/17/2021Bridgeway Capital Management LLC64,000$0.25M0.0%-57.3%0.142%Search for SEC Filing on Google Icon
8/16/2021SG3 Management LLC10,000$39K0.0%N/A0.022%Search for SEC Filing on Google Icon
8/16/2021LMR Partners LLP14,225$55K0.0%N/A0.032%Search for SEC Filing on Google Icon
8/16/2021Cubist Systematic Strategies LLC33,277$0.13M0.0%-45.4%0.074%Search for SEC Filing on Google Icon
8/16/2021Occudo Quantitative Strategies LP89,502$0.35M0.1%-7.9%0.199%Search for SEC Filing on Google Icon
8/16/2021New York Life Investments Alternatives11,324$44K0.0%N/A0.025%Search for SEC Filing on Google Icon
8/16/2021Charles Schwab Investment Management Inc.194,046$0.75M0.0%-12.9%0.431%Search for SEC Filing on Google Icon
8/16/2021State Street Corp170,423$0.66M0.0%-72.2%0.379%Search for SEC Filing on Google Icon
8/16/2021Tibra Equities Europe Ltd72,700$0.28M0.1%N/A0.162%Search for SEC Filing on Google Icon
8/16/2021Federated Hermes Inc.523,682$2.03M0.0%+15,588.5%1.164%Search for SEC Filing on Google Icon
8/16/2021Goldman Sachs Group Inc.189,721$0.74M0.0%+18.9%0.422%Search for SEC Filing on Google Icon
8/13/2021Renaissance Technologies LLC355,841$1.38M0.0%-38.4%0.791%Search for SEC Filing on Google Icon
8/13/2021Northern Trust Corp102,163$0.40M0.0%-72.5%0.227%Search for SEC Filing on Google Icon
8/13/2021Franklin Resources Inc.528,688$2.05M0.0%-41.9%1.176%Search for SEC Filing on Google Icon
8/13/2021Geode Capital Management LLC472,303$1.83M0.0%-28.1%1.050%Search for SEC Filing on Google Icon
8/13/2021Vanguard Group Inc.1,883,644$7.31M0.0%-6.1%4.188%Search for SEC Filing on Google Icon
8/12/2021Vida Ventures Advisors LLC384,635$1.49M0.4%-14.5%0.855%Search for SEC Filing on Google Icon
8/12/2021Dimensional Fund Advisors LP469,193$1.82M0.0%-5.7%1.043%Search for SEC Filing on Google Icon
8/12/2021JPMorgan Chase & Co.55,522$0.22M0.0%-80.2%0.123%Search for SEC Filing on Google Icon
8/12/2021Ergoteles LLC108,600$0.42M0.0%N/A0.241%Search for SEC Filing on Google Icon
8/12/2021Connor Clark & Lunn Investment Management Ltd.151,677$0.59M0.0%+9.3%0.337%Search for SEC Filing on Google Icon
8/12/2021Bridgefront Capital LLC11,503$45K0.0%N/A0.026%Search for SEC Filing on Google Icon
8/11/2021Bank of New York Mellon Corp22,996$90K0.0%-81.8%0.051%Search for SEC Filing on Google Icon
8/11/2021BlackRock Inc.1,912,094$7.42M0.0%-41.9%4.252%Search for SEC Filing on Google Icon
8/6/2021Sei Investments Co.32,619$0.12M0.0%-30.1%0.081%Search for SEC Filing on Google Icon
8/4/2021Russell Investments Group Ltd.50,732$0.20M0.0%-61.7%0.126%Search for SEC Filing on Google Icon
8/2/2021Pinnacle Wealth Planning Services Inc.10,839$42K0.0%N/A0.027%Search for SEC Filing on Google Icon
7/19/2021Marquette Asset Management LLC22,691$88K0.0%N/A0.057%Search for SEC Filing on Google Icon
5/19/2021Squarepoint Ops LLC34,600$0.16M0.0%-21.8%0.086%Search for SEC Filing on Google Icon
5/18/2021Millennium Management LLC87,237$0.40M0.0%N/A0.217%Search for SEC Filing on Google Icon
5/18/2021Cubist Systematic Strategies LLC60,925$0.28M0.0%-51.7%0.152%Search for SEC Filing on Google Icon
5/18/2021Man Group plc49,800$0.23M0.0%-70.2%0.124%Search for SEC Filing on Google Icon
5/17/2021PDT Partners LLC274,476$1.26M0.1%+734.3%0.683%Search for SEC Filing on Google Icon
5/17/2021AQR Capital Management LLC58,444$0.27M0.0%-40.7%0.146%Search for SEC Filing on Google Icon
5/17/2021Armistice Capital LLC2,236,000$10.29M0.2%-14.8%5.568%Search for SEC Filing on Google Icon
5/17/2021Walleye Trading LLC33,266$0.15M0.0%-22.5%0.083%Search for SEC Filing on Google Icon
5/17/2021Walleye Capital LLC80,524$0.37M0.0%-20.1%0.201%Search for SEC Filing on Google Icon
5/17/2021Ameriprise Financial Inc.16,960$78K0.0%+50.5%0.042%Search for SEC Filing on Google Icon
5/17/2021HRT Financial LP31,480$0.14M0.0%+9.5%0.078%Search for SEC Filing on Google Icon
5/17/2021Goldman Sachs Group Inc.159,581$0.73M0.0%+33.3%0.397%Search for SEC Filing on Google Icon
5/14/2021Prosight Management LP56,500$0.26M0.2%N/A0.141%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Assembly Biosciences logo
Assembly Biosciences, Inc., a biopharmaceutical company, discovers and develops therapeutic candidates for the treatment of hepatitis B virus (HBV) infection in the United States. The company's next-generation HBV core inhibitors include ABI-4334, which is in Phase 1a studies for the treatment of HBV; and ABI-H3733, which is in Phase 1b clinical study. It is also involved in novel small molecule approaches for HBV and hepatitis delta virus (HDV) comprising an orally bioavailable HBV/HDV entry inhibitor and liver-focused interferon-a receptor agonist. In addition, the company develops Herpesvirus programs, such as ABI-5366 HSV-2, a long-acting helicase inhibitor; and pan-herpes non-nucleoside polymerase inhibitors for transplant-associated infections. Further, Assembly Biosciences, Inc. has collaboration agreement with BeiGene, Ltd. to develop and commercialize the novel core inhibitor product candidates for chronic HBV infection in the People's Republic of China, Hong Kong, Taiwan, and Macau; and clinical trial collaboration agreement with Arbutus Biopharma Corporation to conduct a randomized, multi-center, and open-label clinical trials, as well as agreement with Antios Therapeutics, Inc. for triple combination therapy. The company also has license agreement with Indiana University Research and Technology Corporation for HBV research, as well as a partnership with Gilead Sciences, Inc. to develop next-generation therapeutics for serious viral diseases. The company was formerly known as Ventrus Biosciences, Inc. and changed its name to Assembly Biosciences, Inc. in June 2014. Assembly Biosciences, Inc. was incorporated in 2005 and is headquartered in South San Francisco, California.
Read More on Assembly Biosciences

Today's Range

Now: $12.95
Low: $12.51
High: $13.05

50 Day Range

MA: $13.26
Low: $11.80
High: $15.06

52 Week Range

Now: $12.95
Low: $7.69
High: $20.04

Volume

13,958 shs

Average Volume

25,959 shs

Market Capitalization

$71.00 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.6

Who are the company insiders with the largest holdings of Assembly Biosciences?

Assembly Biosciences' top insider investors include:
  1. Alexander Schornstein (Major Shareholder)
  2. John G Mchutchison (Director)
  3. Jason A Okazaki (CEO)
  4. John G Mchutchison (CEO)
  5. Nicole S White (Insider)
  6. Michael P Samar (CFO)
  7. William E Iv Delaney (Insider)
  8. Jeanette M Bjorkquist (Insider)
Learn More about top insider investors at Assembly Biosciences.

Who are the major institutional investors of Assembly Biosciences?

Assembly Biosciences' top institutional shareholders include:
  1. Marquette Asset Management LLC — 0.16%
  2. Concourse Financial Group Securities Inc. — 0.00%
Learn More about top institutional investors of Assembly Biosciences stock.

Which major investors are selling Assembly Biosciences stock?

Within the previous quarter, ASMB stock was sold by these institutional investors:
  1. Marquette Asset Management LLC
In the previous year, company insiders that have sold Assembly Biosciences company stock include:
  1. Alexander Schornstein (Major Shareholder)
  2. John G Mchutchison (Director)
  3. Jason A Okazaki (CEO)
  4. John G Mchutchison (CEO)
Learn More investors selling Assembly Biosciences stock.