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ALPN Insider Trading (Alpine Immune Sciences)

Insider Ownership Percentage: 57.80%
Insider Buying (Last 12 Months): $24,178,286.00
Insider Selling (Last 12 Months): $10,281,131.30

Alpine Immune Sciences Insider Trading History Chart

This chart shows the insider buying and selling history at Alpine Immune Sciences by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Alpine Immune Sciences Share Price & Price History

Current Price: $10.55
Price Change: Price Decrease of -0.09 (-0.85%)
As of 10/22/2021 01:00 AM ET

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

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

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/21/2021Robert E. ConwayDirectorBuy10,000$9.80$98,000.00View SEC Filing Icon  
9/17/2021Decheng Capital China Life SciMajor ShareholderBuy1,542,553$9.40$14,499,998.20View SEC Filing Icon  
9/17/2021Mitchell H. GoldCEOSell45,262$10.01$453,072.62View SEC Filing Icon  
9/17/2021Orbimed Advisors LlcDirectorBuy1,010,637$9.40$9,499,987.80View SEC Filing Icon  
9/15/2021Mitchell H. GoldCEOSell3,484$10.00$34,840.00View SEC Filing Icon  
6/28/2021Mitchell H. GoldCEOSell3,479$10.00$34,790.00168,380View SEC Filing Icon  
6/25/2021Mitchell H. GoldCEOSell9,473$10.01$94,824.73168,380View SEC Filing Icon  
5/19/2021Mitchell H. GoldCEOSell50,965$15.03$766,003.95179,074View SEC Filing Icon  
5/12/2021Mitchell H. GoldCEOSell10,000$11.68$116,800.00240,039View SEC Filing Icon  
4/13/2021Mitchell H. GoldCEOSell10,000$10.07$100,700.00260,039View SEC Filing Icon  
3/4/2021Mitchell H. GoldCEOSell10,000$13.01$130,100.00280,039View SEC Filing Icon  
12/28/2020Orbimed Advisors LlcDirectorSell600,000$14.25$8,550,000.00View SEC Filing Icon  
11/19/2020Robert E. ConwayDirectorBuy10,000$8.03$80,300.00View SEC Filing Icon  
5/30/2019James Paul RickeyVPBuy10,000$4.95$49,500.00View SEC Filing Icon  
2/8/2019Tiger Management L.L.C.Major ShareholderSell25,000$5.85$146,250.00View SEC Filing Icon  
1/18/2019James N TopperDirectorBuy372,439$5.37$1,999,997.43View SEC Filing Icon  
1/18/2019Mitchell H. GoldInsiderBuy190,875$5.37$1,024,998.75View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Alpine Immune Sciences (NASDAQ:ALPN)

55.07% of Alpine Immune Sciences 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 ALPN by year and by quarter.

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

Alpine Immune Sciences Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/23/2021Morgan Stanley3,326$30K0.0%-37.8%0.014%Search for SEC Filing on Google Icon
8/18/2021Ikarian Capital LLC300,454$2.70M0.2%-1.4%1.256%Search for SEC Filing on Google Icon
8/17/2021Samsara BioCapital LLC275,169$2.48M0.3%-31.1%1.151%Search for SEC Filing on Google Icon
8/17/2021Boothbay Fund Management LLC35,523$0.32M0.0%-3.4%0.149%Search for SEC Filing on Google Icon
8/17/2021Bridgeway Capital Management LLC153,611$1.38M0.0%N/A0.642%Search for SEC Filing on Google Icon
8/16/2021California State Teachers Retirement System16,137$0.15M0.0%N/A0.067%Search for SEC Filing on Google Icon
8/16/2021Morgan Stanley3,326$30K0.0%-37.8%0.014%Search for SEC Filing on Google Icon
8/16/2021Charles Schwab Investment Management Inc.28,760$0.26M0.0%N/A0.120%Search for SEC Filing on Google Icon
8/16/2021State Street Corp173,119$1.56M0.0%N/A0.724%Search for SEC Filing on Google Icon
8/16/2021Nuveen Asset Management LLC18,446$0.17M0.0%N/A0.077%Search for SEC Filing on Google Icon
8/13/2021Renaissance Technologies LLC398,994$3.59M0.0%+0.5%1.668%Search for SEC Filing on Google Icon
8/13/2021Northern Trust Corp113,579$1.02M0.0%+470.4%0.475%Search for SEC Filing on Google Icon
8/13/2021Geode Capital Management LLC191,538$1.72M0.0%+107.9%0.801%Search for SEC Filing on Google Icon
8/12/2021JPMorgan Chase & Co.4,460$40K0.0%N/A0.019%Search for SEC Filing on Google Icon
8/11/2021Bank of New York Mellon Corp41,862$0.38M0.0%+84.5%0.175%Search for SEC Filing on Google Icon
8/11/2021BlackRock Inc.544,155$4.90M0.0%+1,933.8%2.275%Search for SEC Filing on Google Icon
8/11/2021Deutsche Bank AG134,057$1.21M0.0%-45.1%0.561%Search for SEC Filing on Google Icon
8/9/2021Hancock Whitney Corp18,721$0.17M0.0%+63.2%0.078%Search for SEC Filing on Google Icon
8/9/2021Western Wealth Management LLC12,000$0.11M0.0%N/A0.050%Search for SEC Filing on Google Icon
8/2/2021New York State Common Retirement Fund10,300$93K0.0%N/A0.043%Search for SEC Filing on Google Icon
5/18/2021Millennium Management LLC96,017$1.02M0.0%+109.8%0.401%Search for SEC Filing on Google Icon
5/18/2021Opaleye Management Inc.156,500$1.66M0.2%N/A0.654%Search for SEC Filing on Google Icon
5/18/2021Morgan Stanley5,350$57K0.0%-98.6%0.022%Search for SEC Filing on Google Icon
5/18/2021Citadel Advisors LLC22,030$0.23M0.0%N/A0.092%Search for SEC Filing on Google Icon
5/17/2021HRT Financial LP23,593$0.25M0.0%N/A0.099%Search for SEC Filing on Google Icon
5/17/2021Ikarian Capital LLC304,739$3.23M0.1%+6,330.4%1.275%Search for SEC Filing on Google Icon
5/17/2021Goldman Sachs Group Inc.10,577$0.11M0.0%N/A0.044%Search for SEC Filing on Google Icon
5/14/2021Dimensional Fund Advisors LP45,300$0.48M0.0%-5.9%0.190%Search for SEC Filing on Google Icon
5/13/2021Barclays PLC14,105$0.15M0.0%N/A0.059%Search for SEC Filing on Google Icon
5/13/2021Renaissance Technologies LLC396,894$4.21M0.0%-13.5%1.661%Search for SEC Filing on Google Icon
5/13/2021Citigroup Inc.5,916$63K0.0%-33.5%0.025%Search for SEC Filing on Google Icon
5/12/2021Geode Capital Management LLC92,142$0.98M0.0%+19.3%0.386%Search for SEC Filing on Google Icon
5/12/2021Pura Vida Investments LLC131,981$1.40M0.0%-3.7%0.552%Search for SEC Filing on Google Icon
5/12/2021Ensign Peak Advisors Inc54,580$0.58M0.0%+51.3%0.228%Search for SEC Filing on Google Icon
5/11/2021Acadian Asset Management LLC48,541$0.52M0.0%+1,736.6%0.203%Search for SEC Filing on Google Icon
5/10/2021Vista Capital Partners Inc.14,304$0.15M0.0%-58.3%0.060%Search for SEC Filing on Google Icon
5/7/2021BlackRock Inc.26,756$0.28M0.0%+3.9%0.112%Search for SEC Filing on Google Icon
4/27/2021Dorsey Wright & Associates3,380$36K0.4%N/A0.014%Search for SEC Filing on Google Icon
2/19/2021JPMorgan Chase & Co.5,830$73K0.0%+194,233.3%0.024%Search for SEC Filing on Google Icon
2/17/2021Samsara BioCapital LLC399,190$5.03M0.5%-19.2%1.677%Search for SEC Filing on Google Icon
2/16/2021Orbimed Advisors LLC3,070,955$38.69M0.3%-16.3%12.902%Search for SEC Filing on Google Icon
2/16/2021Morgan Stanley377,723$4.76M0.0%+15,527.8%1.587%Search for SEC Filing on Google Icon
2/16/2021Pura Vida Investments LLC137,108$1.73M0.1%N/A0.576%Search for SEC Filing on Google Icon
2/16/2021Avidity Partners Management LP1,248,000$15.73M0.5%+54.1%5.243%Search for SEC Filing on Google Icon
2/16/2021ExodusPoint Capital Management LP90,229$1.14M0.0%N/A0.379%Search for SEC Filing on Google Icon
2/12/2021Caas Capital Management LP148,200$1.87M0.0%N/A0.623%Search for SEC Filing on Google Icon
2/11/2021Northern Trust Corp19,801$0.25M0.0%+34.4%0.083%Search for SEC Filing on Google Icon
2/11/2021Citigroup Inc.8,896$0.11M0.0%N/A0.037%Search for SEC Filing on Google Icon
2/10/2021Renaissance Technologies LLC458,794$5.78M0.0%+18.0%1.927%Search for SEC Filing on Google Icon
2/10/2021Vista Capital Partners Inc.34,304$0.43M0.1%N/A0.144%Search for SEC Filing on Google Icon
2/9/2021Bank of New York Mellon Corp23,426$0.30M0.0%+106.6%0.098%Search for SEC Filing on Google Icon
2/5/2021BlackRock Inc.25,755$0.33M0.0%-16.2%0.108%Search for SEC Filing on Google Icon
11/16/2020Samsara BioCapital LLC494,190$4.34M1.2%N/A2.078%Search for SEC Filing on Google Icon
11/16/2020EcoR1 Capital LLC741,290$6.52M0.5%N/A3.117%Search for SEC Filing on Google Icon
11/12/2020Sphera Funds Management LTD.198,260$1.74M0.2%N/A0.834%Search for SEC Filing on Google Icon
10/16/2020Leonard Rickey Investment Advisors P.L.L.C.17,013$0.15M0.1%+70.1%0.072%Search for SEC Filing on Google Icon
10/8/2020Hikari Power Ltd10,445$92K0.0%-79.3%0.044%Search for SEC Filing on Google Icon
8/14/2020Ikarian Capital LLC4,739$46K0.0%N/A0.025%Search for SEC Filing on Google Icon
8/6/2020Berman Capital Advisors LLC54,524$0.53M0.1%N/A0.293%Search for SEC Filing on Google Icon
4/23/2020Hikari Power Ltd167,588$0.48M0.1%-9.6%0.901%Search for SEC Filing on Google Icon
2/13/2020Renaissance Technologies LLC127,810$0.49M0.0%+13.7%0.688%Search for SEC Filing on Google Icon
2/7/2020Alpine Woods Capital Investors LLC10,580$41K0.0%-29.5%0.057%Search for SEC Filing on Google Icon
10/31/2019Hikari Power Ltd185,587$0.74M0.1%+52.9%0.999%Search for SEC Filing on Google Icon
8/15/2019Victory Capital Management Inc.131,022$0.55M0.0%-2.6%0.706%Search for SEC Filing on Google Icon
8/14/2019Vanguard Group Inc.202,582$0.85M0.0%+67.7%1.091%Search for SEC Filing on Google Icon
8/13/2019Jacobs Levy Equity Management Inc.21,274$90K0.0%N/A0.115%Search for SEC Filing on Google Icon
8/12/2019Renaissance Technologies LLC106,261$0.45M0.0%+10.8%0.572%Search for SEC Filing on Google Icon
6/30/2019Leonard Rickey Investment Advisors P.L.L.C.10,000$42K0.0%N/A0.054%Search for SEC Filing on Google Icon
2/5/2019Victory Capital Management Inc.136,072$0.50M0.0%+109.0%0.983%Search for SEC Filing on Google Icon
1/29/2019Hikari Power Ltd122,972$0.45M0.1%N/A0.888%Search for SEC Filing on Google Icon
12/13/2018Vanguard Group Inc227,834$1.44M0.0%+5.2%1.645%Search for SEC Filing on Google Icon
11/23/2018Vanguard Group Inc.227,834$1.44M0.0%+5.2%1.645%Search for SEC Filing on Google Icon
8/14/2018DRW Securities LLC24,343$0.18M0.0%+138.7%0.176%Search for SEC Filing on Google Icon
8/13/2018Renaissance Technologies LLC122,424$0.93M0.0%+20.9%0.884%Search for SEC Filing on Google Icon
8/10/2018Dimensional Fund Advisors LP32,819$0.25M0.0%+122.2%0.237%Search for SEC Filing on Google Icon
5/4/2018Victory Capital Management Inc.72,302$0.58M0.0%+40.3%0.522%Search for SEC Filing on Google Icon
2/15/2018Millennium Management LLC18,272$0.21M0.0%N/A0.132%Search for SEC Filing on Google Icon
2/13/2018Renaissance Technologies LLC67,500$0.76M0.0%+29.9%0.486%Search for SEC Filing on Google Icon
2/12/2018Spark Investment Management LLC16,600$0.19M0.0%-45.6%0.120%Search for SEC Filing on Google Icon
2/8/2018Wells Fargo & Company MN10,569$0.12M0.0%N/A0.076%Search for SEC Filing on Google Icon
2/1/2018Victory Capital Management Inc.51,551$0.58M0.0%+29.7%0.371%Search for SEC Filing on Google Icon
11/7/2017Sowell Financial Services LLC15,714$0.16M0.0%N/A0.402%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Alpine Immune Sciences logo
Alpine Immune Sciences, Inc. is a development-stage pharmaceutical company, which engages in the discovering of protein-based immunotherapies to treat cancer and autoimmune and inflammatory diseases. Its product pipeline includes inflammatory diseases; immuno-oncology; and engineered cellular therapies. The company was founded in March 2007 and is headquartered in Seattle, WA.
Read More on Alpine Immune Sciences

Today's Range

Now: $10.55
Low: $10.25
High: $10.65

50 Day Range

MA: $10.09
Low: $8.60
High: $12.23

52 Week Range

Now: $10.55
Low: $7.21
High: $16.37

Volume

37,181 shs

Average Volume

114,517 shs

Market Capitalization

$252.30 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.65

Who are the company insiders with the largest holdings of Alpine Immune Sciences?

Alpine Immune Sciences' top insider shareholders include:
  1. Mitchell Gold (CEO)
  2. Decheng Capital China Life Sci (Major Shareholder)
  3. Orbimed Advisors Llc (Director)
  4. Robert E Conway (Director)
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