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Phathom Pharmaceuticals

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Phathom Pharmaceuticals is a biopharmaceutical company

Florham Park, United StatesFounded 2018Biotech & Life Sciences
Valuation $506M Market cap · 2026
Revenue $320M Latest reported FY
EBITDA $12M Latest reported FY

About Phathom Pharmaceuticals

Phathom Pharmaceuticals is a biopharmaceutical company dedicated to developing and commercializing innovative treatments for acid-related gastrointestinal disorders. The company primarily serves adult patients suffering from conditions such as Erosive Esophagitis and heartburn. Operating in the healthcare and pharmaceutical market, Phathom Pharmaceuticals leverages its expertise to bring new therapeutic options to patients who need them most. The company's business model revolves around the research, development, and commercialization of prescription medicines, with its flagship product being VOQUEZNA (vonoprazan). This product is designed to heal acid-related damage to the esophagus and provide relief from heartburn. Phathom Pharmaceuticals generates revenue through the sale of its prescription medications, targeting healthcare providers and patients as its primary clients. The company is committed to ethical business practices and compliance with all applicable laws and regulations.

Source: Dealroom company data

At a glance

Status
Listed
Founded
2018
Headquarters
Florham Park, United States
Listing
IPO 2019
Employees
433
Open positions
31
Dealroom signal
75.4/100
Industry
Health
Sub-industry
BioTechnology
Sector
Biotech & Life Sciences, Biotechnology, Biotech and Pharma, Hard Tech, DT and LS, science-based
Business model
Manufacturing
Client focus
b2c

Funding history

6 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
POST IPO EQUITY✓Other financing Aug 2024 $130M — Undisclosed ↗
POST IPO EQUITY✓Other financing May 2023 $131M — Undisclosed ↗
Showing the latest 2 of 6 recorded eventsBook a demo for the full funding history →

Financials

Revenue, earnings and profit over time

Revenue, earnings and other financial measures where available. Years marked “E” are estimates.

YearRevenueGrowthEBITDAMarginProfitMarginR&D
2026 $317M +80.8% $12M 3.9% −$64M -20.3% $33M
2025 $175M +216.9% −$152M -87.1% −$221M -126.3% $33M
2024 $55M +8001.5% −$262M -473.3% −$334M -605.1% $34M
2023 $682K — −$159M -23321% $50M
2022 $0 — −$170M — —
2021 — — −$137M — —
2020 — — −$125M — —
Company filings, research estimates and Dealroom dataBook a demo for the full financial model →

Growth signals

Phathom Pharmaceuticals website traffic

Latest recorded traffic for Phathom Pharmaceuticals is 7.4K monthly website visits, down 22.1% over the last three months. Phathom Pharmaceuticals's team grew 8.8% over the past year.

Latest monthly visits7.4K 3-month web change-22.1% 1-year team growth+8.8%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Similar companies

Closest operating peers by Dealroom taxonomy

Company identity and context are open; selected comparison metrics preview what is available on the platform.

Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

10 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A1 investor entered at this stage

  • Frazier Healthcare Partners

Series B and later3 investors entered at this stage

  • Hercules Capital
  • NovaQuest Capital Management
  • Sagard

Other known investors6 additional known investors

Team profiled 9 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
2 countries with
team presence
🇺🇸 United States99.7%
🇫🇷 France0.3%
2 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Phathom Pharmaceuticals on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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