Lassen Therapeutics Overview

  • Year Founded
  • 2019

Year Founded

  • Status
  • Private

  • Employees
  • 24

Employees

  • Latest Deal Type
  • Series B

  • Latest Deal Amount
  • $85M

  • Investors
  • 7

Lassen Therapeutics General Information

Description

Developer of antibody biotherapeutics intended to improve the lives of patients suffering from serious diseases. The company's biotherapeutics are developed by applying antibody technologies to create a pipeline of breakthrough therapeutics that play a key role in the tumor microenvironment of certain cancers, enabling health professionals to get access to therapeutics that target interleukin-one disease, a cytokine that is a central mediator of fibrosis.

Contact Information

Ownership Status
Privately Held (backing)
Financing Status
Venture Capital-Backed
Corporate Office
  • 5510 Morehouse Drive
  • Suite 100
  • San Diego, CA 92121
  • United States
+1 (858)
Primary Industry
Drug Discovery
Other Industries
Biotechnology
Pharmaceuticals
Corporate Office
  • 5510 Morehouse Drive
  • Suite 100
  • San Diego, CA 92121
  • United States
+1 (858)

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Lassen Therapeutics Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
2. Early Stage VC (Series B) 19-Dec-2023 $85M Completed Clinical Trials - Phase 1
1. Early Stage VC (Series A) 23-Aug-2019 Completed Pre-Clinical Trials
To view Lassen Therapeutics’s complete valuation and funding history, request access »

Lassen Therapeutics Cap Table

Stock # of Shares
Authorized
Par Value Dividend Rate ($) Original
Issue Price
Liquidation Liquidation
Pref. Multiple
Conversion Price % Owned
Series A
To view Lassen Therapeutics’s complete cap table history, request access »

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Lassen Therapeutics Comparisons

Description
Primary
Industry
HQ Location
Employees
Total Raised
Post Valuation
Last
Financing
Details
Developer of antibody biotherapeutics intended to improve the lives of patients suffering from serious diseases. The com
Drug Discovery
San Diego, CA
24 As of 2025

Ann Arbor, MI
 

Waltham, MA
 
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Lassen Therapeutics Competitors (3)

One of Lassen Therapeutics’s 3 competitors is Sling Therapeutics, a Venture Capital-Backed company based in Ann Arbor, MI.

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
Sling Therapeutics Venture Capital-Backed Ann Arbor, MI
Viridian Therapeutics Formerly VC-backed Waltham, MA
Pliant Therapeutics Formerly VC-backed San Francisco, CA
You’re viewing 3 of 3 competitors. Get the full list »

Lassen Therapeutics Patents

Lassen Therapeutics Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
WO-2024148240-A1 Anti-il-11rα antibodies for treating thyroid eye disease Inactive 06-Jan-2023
WO-2024148241-A1 Anti-il-18bp antibodies Inactive 06-Jan-2023
WO-2024148243-A1 Anti-il-18bp antibodies Inactive 06-Jan-2023
CA-3230523-A1 Anti-il-11r.alpha. antibodies Pending 30-Aug-2021
WO-2023034809-A1 Anti-il-11rα antibodies Inactive 30-Aug-2021 C07K16/2866
To view Lassen Therapeutics’s complete patent history, request access »

Lassen Therapeutics Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

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Lassen Therapeutics Investors (7)

Investor Name Investor Type Holding Investor Since Participating Rounds
BVF Partners Hedge Fund Minority
Catalio Capital Management Venture Capital Minority
Longitude Capital Venture Capital Minority
Alta Partners Venture Capital Minority
DC Investment Partners Venture Capital Minority
You’re viewing 5 of 7 investors. Get the full list »

Lassen Therapeutics FAQs

  • When was Lassen Therapeutics founded?

    Lassen Therapeutics was founded in 2019.

  • Where is Lassen Therapeutics headquartered?

    Lassen Therapeutics is headquartered in San Diego, CA.

  • What is the size of Lassen Therapeutics?

    Lassen Therapeutics has 24 total employees.

  • What industry is Lassen Therapeutics in?

    Lassen Therapeutics’s primary industry is Drug Discovery.

  • Is Lassen Therapeutics a private or public company?

    Lassen Therapeutics is a Private company.

  • What is Lassen Therapeutics’s current revenue?

    The current revenue for Lassen Therapeutics is .

  • How much funding has Lassen Therapeutics raised over time?

    Lassen Therapeutics has raised $117M.

  • Who are Lassen Therapeutics’s investors?

    BVF Partners, Catalio Capital Management, Longitude Capital, Alta Partners, and DC Investment Partners are 5 of 7 investors who have invested in Lassen Therapeutics.

  • Who are Lassen Therapeutics’s competitors?

    Sling Therapeutics, Viridian Therapeutics, and Pliant Therapeutics are competitors of Lassen Therapeutics.

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