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ALPN Insider Trading

Notice: This stock is marked as potentially delisted. It may not be actively trading.
Insider Ownership Percentage: 42.30%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $0.00

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: $64.97
Price Change: +0.30 (1.20%)
As of 09/9/2024 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

Alpine Immune Sciences Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
4/25/2024James N TopperDirectorSell19$64.57$1,226.832,829,347View SEC Filing Icon  
1/25/2024James Paul RickeyinsiderSell236$22.00$5,192.00View SEC Filing Icon  
12/27/2023Mitchell H. GoldCEOSell29,573$20.04$592,642.92View SEC Filing Icon  
12/27/2023Peter A ThompsonDirectorSell181,498$19.96$3,622,700.08406,609View SEC Filing Icon  
12/22/2023Mitchell H. GoldCEOSell37,825$20.43$772,764.75View SEC Filing Icon  
12/19/2023Mitchell H. GoldCEOSell2,402$20.01$48,064.02View SEC Filing Icon  
12/18/2023James Paul RickeyinsiderSell1,800$19.00$34,200.00View SEC Filing Icon  
12/14/2023James Paul RickeyinsiderSell11,600$19.00$220,400.00View SEC Filing Icon  
12/12/2023Mitchell H. GoldCEOSell41,063$17.32$711,211.16View SEC Filing Icon  
12/8/2023Mitchell H. GoldCEOSell8,067$17.08$137,784.36101,320View SEC Filing Icon  
12/5/2023James Paul RickeyinsiderSell418$16.01$6,692.18View SEC Filing Icon  
11/30/2023James Paul RickeyinsiderSell700$16.00$11,200.00View SEC Filing Icon  
11/6/2023James Paul RickeyinsiderSell18,003$16.03$288,588.09View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Alpine Immune Sciences (NASDAQ:ALPN)

75.17% 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
5/30/2024Lynx1 Capital Management LP2,253,183$89.32M23.0%-40.9%3.285%Search for SEC Filing on Google Icon
5/28/2024Boston Partners23,101$0.92M0.0%N/A0.034%Search for SEC Filing on Google Icon
5/24/2024Farallon Capital Management LLC5,900$0.23M0.0%N/A0.009%Search for SEC Filing on Google Icon
5/20/2024Virtu Financial LLC14,813$0.59M0.0%N/A0.022%Search for SEC Filing on Google Icon
5/17/2024Artal Group S.A.405,784$16.09M0.4%+699.4%0.592%Search for SEC Filing on Google Icon
5/16/2024California State Teachers Retirement System32,823$1.30M0.0%+5.3%0.048%Search for SEC Filing on Google Icon
5/16/2024Janus Henderson Group PLC450,827$17.84M0.0%-22.7%0.657%Search for SEC Filing on Google Icon
5/15/2024Baker BROS. Advisors LP81,578$3.23M0.0%N/A0.119%Search for SEC Filing on Google Icon
5/15/2024Darwin Global Management Ltd.1,982,016$78.57M10.6%N/A2.889%Search for SEC Filing on Google Icon
5/15/2024First Light Asset Management LLC501,243$19.87M1.5%N/A0.731%Search for SEC Filing on Google Icon
5/15/2024Price T Rowe Associates Inc. MD3,080,220$122.10M0.0%+82.6%4.490%Search for SEC Filing on Google Icon
5/15/2024Avoro Capital Advisors LLC5,775,000$228.92M2.7%N/A8.418%Search for SEC Filing on Google Icon
5/15/2024Lazard Asset Management LLC7,518$0.30M0.0%+39.0%0.011%Search for SEC Filing on Google Icon
5/14/2024EntryPoint Capital LLC1,433$57K0.1%+1,239.3%0.002%Search for SEC Filing on Google Icon
5/14/2024Decheng Capital LLC8,317,924$329.72M44.2%+17.4%12.125%Search for SEC Filing on Google Icon
5/14/2024American International Group Inc.18,949$0.75M0.0%+17.1%0.028%Search for SEC Filing on Google Icon
5/13/2024Ameritas Investment Partners Inc.3,835$0.15M0.0%+13.8%0.006%Search for SEC Filing on Google Icon
5/11/2024Hillsdale Investment Management Inc.133,960$5.31M0.4%N/A0.204%Search for SEC Filing on Google Icon
5/10/2024Vanguard Group Inc.2,712,285$107.52M0.0%+21.4%4.137%Search for SEC Filing on Google Icon
5/8/2024Entropy Technologies LP9,688$0.38M0.0%N/A0.015%Search for SEC Filing on Google Icon
5/8/2024ProShare Advisors LLC11,502$0.46M0.0%N/A0.018%Search for SEC Filing on Google Icon
5/8/2024Russell Investments Group Ltd.691$27K0.0%N/A0.001%Search for SEC Filing on Google Icon
5/7/2024Sei Investments Co.20,058$0.80M0.0%-13.6%0.031%Search for SEC Filing on Google Icon
5/7/2024Swiss National Bank63,500$2.52M0.0%+11.0%0.097%Search for SEC Filing on Google Icon
5/7/2024Oppenheimer & Co. Inc.21,538$0.85M0.0%N/A0.033%Search for SEC Filing on Google Icon
5/7/2024SG Americas Securities LLC2,686$0.11M0.0%N/A0.004%Search for SEC Filing on Google Icon
5/2/2024Jennison Associates LLC191,974$7.61M0.0%+36.1%0.293%Search for SEC Filing on Google Icon
5/1/2024Capstone Investment Advisors LLC38,212$1.52M0.0%+51.1%0.058%Search for SEC Filing on Google Icon
5/1/2024BNP Paribas Financial Markets77,784$3.08M0.0%-27.3%0.119%Search for SEC Filing on Google Icon
5/1/2024Mirae Asset Global Investments Co. Ltd.14,430$0.57M0.0%-28.5%0.022%Search for SEC Filing on Google Icon
4/30/2024Allspring Global Investments Holdings LLC6,414$0.25M0.0%+331.0%0.010%Search for SEC Filing on Google Icon
4/29/2024China Universal Asset Management Co. Ltd.12,630$0.50M0.1%+87.9%0.018%Search for SEC Filing on Google Icon
4/26/2024Mesirow Financial Investment Management Inc.10,058$0.40M0.0%N/A0.015%Search for SEC Filing on Google Icon
4/23/2024Raymond James Financial Services Advisors Inc.76,508$3.03M0.0%N/A0.117%Search for SEC Filing on Google Icon
4/22/2024Vivo Capital LLC520,505$20.79M1.6%-36.5%0.794%Search for SEC Filing on Google Icon
4/19/2024Mesirow Financial Investment Management Inc.10,058$0.40M2.0%N/A0.015%Search for SEC Filing on Google Icon
4/18/2024Allspring Global Investments Holdings LLC6,414$0.25M0.0%+331.0%0.010%Search for SEC Filing on Google Icon
4/10/2024Banque Cantonale Vaudoise20,129$0.80M0.0%N/A0.031%Search for SEC Filing on Google Icon
3/26/2024HighPoint Advisor Group LLC15,190$0.29M0.0%N/A0.023%Search for SEC Filing on Google Icon
3/5/2024Wellington Management Group LLP109,882$2.09M0.0%+176.6%0.189%Search for SEC Filing on Google Icon
2/15/2024Octagon Capital Advisors LP1,241,300$23.66M3.8%+65.5%2.137%Search for SEC Filing on Google Icon
2/15/2024Frazier Life Sciences Management L.P.3,131,008$59.68M3.2%+4.9%5.389%Search for SEC Filing on Google Icon
2/15/2024Great Point Partners LLC3,703,433$70.59M12.1%+20.3%6.374%Search for SEC Filing on Google Icon
2/14/2024Commodore Capital LP1,610,000$30.69M2.7%+21.5%2.771%Search for SEC Filing on Google Icon
2/14/2024Ghisallo Capital Management LLC65,000$1.24M0.1%N/A0.112%Search for SEC Filing on Google Icon
2/13/2024Tower Research Capital LLC TRC5,490$0.11M0.0%+411.6%0.009%Search for SEC Filing on Google Icon
2/13/2024Rafferty Asset Management LLC80,162$1.53M0.0%N/A0.138%Search for SEC Filing on Google Icon
2/12/2024Capstone Investment Advisors LLC25,289$0.48M0.0%N/A0.044%Search for SEC Filing on Google Icon
2/12/2024Monashee Investment Management LLC74,792$1.43M0.3%N/A0.129%Search for SEC Filing on Google Icon
2/12/2024Decheng Capital LLC7,083,288$135.01M37.7%N/A12.192%Search for SEC Filing on Google Icon
2/9/2024Franklin Resources Inc.1,220,333$23.26M0.0%N/A2.100%Search for SEC Filing on Google Icon
2/9/2024Trexquant Investment LP53,780$1.03M0.0%+88.2%0.093%Search for SEC Filing on Google Icon
2/7/2024Jump Financial LLC55,720$1.06M0.0%N/A0.096%Search for SEC Filing on Google Icon
2/7/2024BNP Paribas Financial Markets106,941$2.04M0.0%+691.1%0.184%Search for SEC Filing on Google Icon
2/7/2024Vivo Capital LLC819,275$15.62M1.3%-10.5%1.410%Search for SEC Filing on Google Icon
2/6/2024Charles Schwab Investment Management Inc.297,452$5.67M0.0%+27.0%0.512%Search for SEC Filing on Google Icon
2/6/2024AJOVista LLC3,371$64K0.1%N/A0.006%Search for SEC Filing on Google Icon
2/6/2024Swiss National Bank57,200$1.09M0.0%+35.5%0.098%Search for SEC Filing on Google Icon
2/1/2024New York State Common Retirement Fund14,875$0.28M0.0%+54.4%0.026%Search for SEC Filing on Google Icon
2/1/2024Jennison Associates LLC141,095$2.69M0.0%N/A0.243%Search for SEC Filing on Google Icon
1/30/2024Zurcher Kantonalbank Zurich Cantonalbank9,538$0.18M0.0%N/A0.016%Search for SEC Filing on Google Icon
1/25/2024Allspring Global Investments Holdings LLC1,488$28K0.0%+745.5%0.003%Search for SEC Filing on Google Icon
1/24/2024Mirae Asset Global Investments Co. Ltd.20,177$0.39M0.0%+17.6%0.035%Search for SEC Filing on Google Icon
1/24/2024China Universal Asset Management Co. Ltd.6,723$0.13M0.0%+429.8%0.012%Search for SEC Filing on Google Icon
1/11/2024Ziegler Capital Management LLC22,383$0.43M0.0%N/A0.039%Search for SEC Filing on Google Icon
12/18/2023Vanguard Group Inc.1,474,879$16.89M0.0%+5.1%2.539%Search for SEC Filing on Google Icon
11/29/2023Decheng Capital Management III Cayman LLC6,708,288$76.81M19.3%N/A11.547%Search for SEC Filing on Google Icon
11/21/2023Walleye Capital LLC186,273$2.13M0.0%+13.1%0.321%Search for SEC Filing on Google Icon
11/14/2023Schonfeld Strategic Advisors LLC90,937$1.04M0.0%+604.9%0.185%Search for SEC Filing on Google Icon
11/14/2023Avidity Partners Management LP657,280$7.53M0.3%-37.9%1.336%Search for SEC Filing on Google Icon
11/14/2023Lynx1 Capital Management LP2,404,614$27.53M18.2%-10.0%4.887%Search for SEC Filing on Google Icon
11/14/2023Trexquant Investment LP28,578$0.33M0.0%-33.2%0.058%Search for SEC Filing on Google Icon
11/14/2023Nan Fung Group Holdings Ltd182,280$2.09M1.7%N/A0.370%Search for SEC Filing on Google Icon
11/13/2023Connor Clark & Lunn Investment Management Ltd.45,475$0.52M0.0%-2.4%0.092%Search for SEC Filing on Google Icon
11/13/2023Algert Global LLC20,010$0.23M0.0%N/A0.041%Search for SEC Filing on Google Icon
11/13/2023FMR LLC464,812$5.32M0.0%-31.2%0.945%Search for SEC Filing on Google Icon
11/8/2023Swiss National Bank42,200$0.48M0.0%N/A0.086%Search for SEC Filing on Google Icon
11/7/2023New York State Common Retirement Fund9,634$0.11M0.0%+75.8%0.020%Search for SEC Filing on Google Icon
11/7/2023Barclays PLC9,126$0.10M0.0%+44.3%0.019%Search for SEC Filing on Google Icon
10/24/2023Bank of New York Mellon Corp92,723$1.06M0.0%+1.3%0.188%Search for SEC Filing on Google Icon
10/13/2023SG Americas Securities LLC9,927$0.11M0.0%N/A0.020%Search for SEC Filing on Google Icon
9/21/2023Barclays PLC6,325$65K0.0%-47.6%0.013%Search for SEC Filing on Google Icon
8/21/2023Affinity Asset Advisors LLC118,891$1.22M0.4%-52.0%0.242%Search for SEC Filing on Google Icon
8/15/2023RA Capital Management L.P.4,691,178$48.23M0.9%+0.1%9.779%Search for SEC Filing on Google Icon
8/14/2023Great Point Partners LLC3,363,688$34.58M6.8%-10.1%7.012%Search for SEC Filing on Google Icon
8/11/2023Westwood Holdings Group Inc.43,799$0.45M0.0%N/A0.091%Search for SEC Filing on Google Icon
8/11/2023Panagora Asset Management Inc.12,394$0.13M0.0%N/A0.026%Search for SEC Filing on Google Icon
8/11/2023Trexquant Investment LP42,773$0.44M0.0%N/A0.089%Search for SEC Filing on Google Icon
8/11/2023ExodusPoint Capital Management LP62,839$0.65M0.0%N/A0.131%Search for SEC Filing on Google Icon
8/4/2023American International Group Inc.15,279$0.16M0.0%+33.8%0.032%Search for SEC Filing on Google Icon
5/16/2023Great Point Partners LLC3,740,761$28.88M5.7%+2.8%7.799%Search for SEC Filing on Google Icon
5/16/2023BVF Inc. IL858,339$6.63M0.2%-24.4%1.789%Search for SEC Filing on Google Icon
5/15/2023Ghost Tree Capital LLC200,000$1.54M0.5%N/A0.417%Search for SEC Filing on Google Icon
5/10/2023Connor Clark & Lunn Investment Management Ltd.54,237$0.42M0.0%-7.0%0.113%Search for SEC Filing on Google Icon
4/28/2023SG Americas Securities LLC11,927$92K0.0%N/A0.025%Search for SEC Filing on Google Icon
3/23/2023MetLife Investment Management LLC12,028$88K0.0%N/A0.040%Search for SEC Filing on Google Icon
2/15/2023Avidity Partners Management LP1,028,200$7.56M0.2%+3.0%3.382%Search for SEC Filing on Google Icon
2/14/2023RA Capital Management L.P.4,397,368$32.32M0.7%+0.9%14.465%Search for SEC Filing on Google Icon
2/14/2023Pura Vida Investments LLC30,924$0.23M0.0%N/A0.102%Search for SEC Filing on Google Icon
2/10/2023Cheyne Capital Management UK LLP181,886$1.34M2.3%N/A0.598%Search for SEC Filing on Google Icon
Data available starting January 2016

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Alpine Immune Sciences logo
Alpine Immune Sciences, Inc. operates as a clinical-stage biopharmaceutical company. It focuses on the discovery and development of immunotherapies through protein engineering technologies for treating autoimmune and inflammatory diseases. The company's product pipeline includes Povetacicept, a dual B cell cytokine antagonist, which is in Phase 2 clinical trial for the treatment of multiple autoimmune and inflammatory diseases; and Acazicolcept, a dual inhibitor of the CD28 and ICOS T cell costimulatory pathways that is in preclinical trial for the treatment of systemic lupus erythematosus. It is also developing RUBY-3 that has completed Phase 1 clinical trial for the treatment of glomerulonephritis; and RUBY-4, which has completed Phase 1 clinical trial for the treatment of cytopenias. The company was incorporated in 2007 and is headquartered in Seattle, Washington.
Read More on Alpine Immune Sciences

Today's Range

Now: $64.97
Low: $64.97
High: $64.97

50 Day Range

MA: $64.81
Low: $64.37
High: $64.97

52 Week Range

Now: $64.97
Low: $8.33
High: $65.00

Volume

2 shs

Average Volume

1,917,072 shs

Market Capitalization

$4.46 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.97

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

Alpine Immune Sciences' top insider shareholders include:
  1. James N Topper (Director)
  2. Peter A Thompson (Director)
  3. Mitchell Gold (CEO)
  4. James Paul Rickey (Insider)
Learn More about top insider investors at Alpine Immune Sciences.