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Public Business Model: How a 'Social Investing' Platform Built a Diverse Income Engine

How Public.com transitioned from a Robinhood competitor into a multi-asset 'Investing OS', leveraging high-yield cash, alternative assets, and transparent revenue models.

Updated: 2026-03-13•Data as of March 2026•By Litmus Research
Public

Public

Invest in everything

https://public.com

Founded by

Jannick Malling & Leif Abraham

$300M+ Raised (Valued at $1.2B)

Founded

2019

HQ

New York, NY

Team

300+

Revenue

$185M (FY2025)

The Public Story: From Social App to Everything App

The Social Beginning (2019)

Public.com launched with a bold premise: Investing is a social act. By allowing users to follow each other and see verified portfolios, they brought the "Openness" of X (formerly Twitter) to the "Security" of a brokerage. They were the first to make "Slices" (fractional shares) a primary UI feature.

The PFOF Revolution (2021)

During the 2021 meme-stock frenzy, Public made a daring move. They announced they would stop taking "Payment for Order Flow"—the controversial practice of selling user trades to market makers. Instead, they asked their users to "Tip" them. This established Public as the "Ethical Broker," a branding moat they still enjoy.

The Multi-Asset Pivot (2022-2024)

Public realized that the retail investor was maturing. They didn't just want stocks; they wanted the yields of Treasury Bills and the upside of Fine Art. By acquiring Otis and launching T-bills, Public transformed from a "Stock app" into a "Wealth OS."

The Research Frontier (2026)

Today, Public is no longer just a place to buy assets; it's a place to understand them. With the success of "Alpha," they have brought institutional-grade research tools to the retail pocket, proving that transparency and education are the most powerful growth levers in finance.

Latest Updates (March 2026)

Dec 2025Public launches "Alpha by Public" AI-research terminal for retail investors— Fast Company
Oct 2025Secures record inflows into its high-yield Treasury bills product— Wall Street Journal
Aug 2025Expansion into tokenized Art and Collectibles reaches $100M in AUM— Barron's
May 2025Public officially becomes a fully self-clearing broker-dealer— Finance Magnates

Key Metrics (FY24)

$185M (FY2025)

Revenue

Unit Profitable

Profit

5.5M+ Members

Users

$75M+ Daily Transaction Volume

Daily Trades

Top 5 US Neo-brokerage

Market Share

Timeline

2019

The Launch

Public.com launches as a mobile-first social investing app with "Slices" (fractional shares)

2020

Growth Surge

User base explodes during the pandemic retail trading boom

2021

The PFOF Pivot

Public famously stops taking Payment for Order Flow, introducing optional "Tipping" instead

2022

Alternative Assets

Acquires Otis to allow users to invest in collectibles like Blue-chip Art and Sneakers

2023

Treasury Bills

Launches a high-yield T-bill product, capturing the high-interest-rate environment

2024

The Bond Market

Opened up the corporate and municipal bond market to retail investors with low minimums

2025

Research Platform

Launched "Alpha," an AI-led research suite aimed at competing with Bloomberg for retail

Business Model Canvas

The Modern DIY Investor

60%

Millennial and Gen Z users looking for a clean, non-gamified investing experience

The Yield Seeker

25%

Users looking for safe, high-yield alternatives to traditional savings (T-bills, Bonds)

Alternative Asset Collectors

15%

Investors looking to diversify beyond stocks into Art, Music Royalties, and Crypto

Investing Community

A transparent feed where users can see what experts and friends are buying without the "Meme-stock" noise

Multi-Asset Simplicity

One app for Stocks, Bonds, Crypto, T-bills, and Alternative assets

Institutional Research for Retail

AI-driven earnings call summaries and institutional-grade data at a fraction of the cost

No PFOF Transparency

Conflicts of interest removed—Public aligns its execution with user success

Interchange & Interest on Cash
50%($75M)

Earning a spread on uninvested cash and T-bill management fees

Alpha Subscriptions
20%($30M)

$10/mo premium tier for advanced research and AI tools

Securities Lending
15%($22.5M)

Lending stocks to institutional short-sellers

Markups on Alts & Crypto
10%($15M)

Fees on higher-complexity asset transactions

Consumer Tipping
5%($7.5M)

Optional tips given by users on zero-commission trades

Customer Acquisition40%

Cost of influencer fees and referral payouts

Tech & Engineering35%

Platform development and AI research scaling

Operations & Compliance15%

Regulatory licensing and monitoring

Personnel10%

Brokerage and research analyst staff

Growth Strategy: Modern Institutionalism

1. Capturing the "Mass-Affluent"

Public is targeting the user with $10k-$100k in assets who feels "Too smart for Robinhood" but "Too young for Schwab." This is the fastest-growing segment of the digital wealth market.

2. The B2B Research Play

By licensing their "Alpha" AI tools to other smaller fintechs or banks, Public is looking to become the "Research Layer" of the broader financial ecosystem.

Competitors

PublicMarket Leader
Users: 5.5M+ Members
Fee: ₹0 / ₹20
Robinhood
Users: 24M+
Fee:
Strength: Absolute retail market share, options lead
Wealthfront
Users: 1M+
Fee:
Strength: Automated robo-advisor lead, set-and-forget
Interactive Brokers
Users: 2.5M+
Fee:
Strength: Pro-grade data, global equity access
Yieldstreet
Users: 500k+
Fee:
Strength: Alternative asset specialist

The Competitive Moat: Intellectual Trust

1. The "Transparency" Brand

In a post-FTX, post-GameStop world, trust is the rarest commodity. Public’s "No PFOF" stance created a level of brand equity that is essentially a shield against regulatory crackdowns on other fintechs.

2. Multi-Asset Frictionlessness

The tech stack required to let a user trade a US Treasury bill, a piece of a Rolex, and 0.001 shares of Amazon in one interface is incredibly complex. Public has built a "Vertical Integration" of assets that would take a legacy player years to copy.

3. The Alpha Engine

Their AI research models are trained on Public’s internal data and verified community sentiment, creating a unique data moat that provides insights more relevant to retail than a generic Bloomberg terminal.

SWOT Analysis

Strengths

  • Most Diverse Multi-Asset Retail Portfolio
  • Transparency Leader (No PFOF Branding)
  • High-Quality Social Research Community
  • Early Leader in High-Yield Treasury Products
  • AI-Driven "Alpha" Research Capabilities

Weaknesses

  • •Lower total trading volume than Robinhood/Fidelity
  • •Brand awareness is high among tech but lower in mass-market
  • •Dependency on high-interest rates for cash yield revenue

Opportunities

  • Becoming the "Primary Wealth Account" for HNW retail
  • Expanding "Alpha" into a B2B research product
  • International expansion into UK/EU markets
  • Launching high-ticket Private Credit for retail secondary markets

Threats

  • !Sudden shift to low-interest rates hurting cash yield
  • !Regulatory tightenings on Alternative Asset marketing
  • !Consolidation of retail brokerage by legacy incumbents (Schwab/Fidelity)
  • !AI hallucinations in research tools leading to bad advice

L
Litmus Framework Analysis

customer Segment94%

The Mindful Investor.

value Proposition96%

Everything in One Hub.

marketing Channel88%

Creator Led Growth.

engagement90%

Educated Stickiness.

income Source85%

Transparency First.

asset Validation92%

The Research Data Moat.

core Operations89%

Efficient Execution.

strategic Alliance84%

Connecting with Creators.

expense Validation87%

Lean and Focused.

product94%
market85%
team90%
financials78%
competition82%

Lessons for Founders

1. Ethics is a Marketing Strategy

By being the only player to say "No" to a major revenue source (PFOF) based on principle, Public earned millions in free PR and higher-quality user leads.

2. Solve for the "Mature" User

Early adopters grow up. Public succeeded by building a product that grew with its users—moving from "Meme stocks" to "Treasury Bills" as the market changed.

3. Assets are Ornaments; Data is the Tree

The ability to trade stocks is a commodity. The ability to understand *why* you are trading is the value. Focus on the "Intellectual Layer" of your product.

4. Ecosystem Dominance via Variety

If you own the user's cash, their stocks, and their art, you own their entire financial life. Diversity of asset classes is the ultimate retention hack.

Key Takeaways

1

Public.com has successfully pivoted from a simple brokerage into a multi-asset "Investing OS."

2

Their "No PFOF" branding has attracted a more mature, higher-LTV user base compared to gamified rivals.

3

AI-driven research tools (Alpha) provide a recurring revenue stream and a significant competitive moat.

4

By integrating safety-first products (T-bills) with high-upside alternatives (Art), Public has become a "Total Wallet" solution for modern investors.

Explore the Framework

Dive deeper into the Litmus modules most relevant to Public business model:

Value Proposition

Craft an offer that creates clear, defensible value for the market you want to win.

Customer Segment

Define who your startup serves and how to validate the right early audience.

Asset Validation

Validate the systems, infrastructure, and strategic assets that make growth durable.

Engagement

Build onboarding, retention, and habit systems that keep users active and loyal.

External Resources

Public Official Website

https://public.com

Public on Wikipedia

Background, history, and key facts

Want to validate your startup idea?

Use the same framework we used to analyze Public.

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