A detailed history of Two Sigma Securities, LLC transactions in Altimmune, Inc. stock. As of the latest transaction made, Two Sigma Securities, LLC holds 11,250 shares of ALT stock, worth $46,912. This represents 0.01% of its overall portfolio holdings.

Number of Shares
11,250
Previous 18,111 37.88%
Holding current value
$46,912
Previous $70,000 40.0%
% of portfolio
0.01%
Previous 0.01%

Shares

3 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 14, 2025

SELL
$3.38 - $4.76 $23,190 - $32,658
-6,861 Reduced 37.88%
11,250 $42,000
Q2 2025

Aug 14, 2025

BUY
$3.5 - $7.71 $63,388 - $139,635
18,111 New
18,111 $70,000
Q1 2023

May 15, 2023

BUY
$4.19 - $16.83 $140,344 - $563,720
33,495 New
33,495 $141,000

Others Institutions Holding ALT

About Altimmune, Inc.


  • Ticker ALT
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 49,025,300
  • Market Cap $204M
  • Description
  • Altimmune, Inc., a clinical stage biopharmaceutical company, focuses on developing treatments for obesity and liver diseases. The company's lead product candidate, pemvidutide (proposed INN, formerly known as ALT-801), is a GLP-1/glucagon dual receptor agonist that is in Phase 1b trial for the treatment of obesity and non-alcoholic steatohepatit...
More about ALT
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