A detailed history of Welch & Forbes LLC transactions in Compass Therapeutics, Inc. stock. As of the latest transaction made, Welch & Forbes LLC holds 15,000 shares of CMPX stock, worth $55,050. This represents 0.0% of its overall portfolio holdings.

Number of Shares
15,000
Holding current value
$55,050
% of portfolio
0.0%

Shares

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

Nov 03, 2025

BUY
$2.52 - $3.82 $37,800 - $57,300
15,000 New
15,000 $56,000

Others Institutions Holding CMPX

About Compass Therapeutics, Inc.


  • Ticker CMPX
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 101,285,000
  • Market Cap $372M
  • Description
  • Compass Therapeutics, Inc., a clinical-stage oncology-focused biopharmaceutical company, engages in developing antibody-based therapeutics to treat various human diseases. The company's product candidates in the clinical stage of development include CTX-009, an investigational bispecific antibody that blocks Delta-like ligand 4/Notch and vascula...
More about CMPX
Track This Portfolio

Track Welch & Forbes LLC Portfolio

Follow Welch & Forbes 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 Welch & Forbes LLC, based on Form 13F filings with the SEC.

News

Stay updated on Welch & Forbes LLC with notifications on news.