Shares

5 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q1 2024

May 15, 2024

SELL
$17.75 - $41.6 $13 Million - $30.5 Million
-732,378 Reduced 83.68%
142,879 $5.66 Million
Q4 2023

Feb 14, 2024

BUY
$8.54 - $20.22 $7.23 Million - $17.1 Million
847,083 Added 3006.61%
875,257 $16.7 Million
Q3 2023

Nov 14, 2023

SELL
$10.13 - $13.98 $258,811 - $357,175
-25,549 Reduced 47.56%
28,174 $322,000
Q2 2023

Aug 14, 2023

BUY
$6.84 - $11.91 $367,465 - $639,840
53,723 New
53,723 $552,000
Q4 2022

Feb 14, 2023

BUY
$5.45 - $7.35 $115,561 - $155,849
21,204 New
21,204 $155,000

Others Institutions Holding ALPN

About ALPINE IMMUNE SCIENCES, INC.


  • Ticker ALPN
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 44,006,700
  • Description
  • Alpine Immune Sciences, Inc., a clinical-stage biopharmaceutical company, focuses on the discovery and development of protein-based immunotherapies for the treatment of cancer, autoimmune/inflammatory disorders, and other diseases. Its product pipeline includes ALPN-101, an inducible T cell costimulator (ICOS)/cluster of differentiation 28 (CD28...
More about ALPN
Track Ken Griffin's Portfolio

Track Ken Griffin Portfolio

Follow Ken Griffin (Citadel Advisors LLC) and customize your updates to receive the information that matters most to you.

Portfolio Update

Get notified when there are updates to the investment portfolio of Citadel Advisors LLC, based on Form 13F filings with the SEC.

News

Stay updated on Citadel Advisors LLC and Ken Griffin with notifications on news.