PubNub
PrivateLast Round
Series E
Nov 3, 2021
Est. Valuation
$155M
Total Funding Raised
$134.5M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
PubNub is a cloud infrastructure company that provides a real-time communication platform and APIs for building, scaling, and managing interactive applications.
Sector
Telecommunications & Networking
Verticals
Cloud Communications, Platform-as-a-Service, Live Streaming, Data Integration, Serverless Computing
Business Model
B2B2C
Customer Profile
Usage-Based SaaS, Freemium, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
PubNub Comparables
Compare PubNub with similar companies based on industry and business-model similarity.
PubNub Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series E | Nov 3, 2021 | ||||
| Series D | Apr 9, 2019 | ||||
| Growth Equity | Sep 12, 2016 | ||||
| Series C | Oct 15, 2015 | ||||
| Series B | Sep 17, 2013 | ||||
Series A | Mar 20, 2012 |
PubNub Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Uncork Capital | Series B |
| Hewlett Packard Pathfinder | Series E, Series D |
| BlackBerry Partners Fund | Series D, Series B, Series A |
| Clearvision Ventures | Series C |
| Scale Venture Partners | Series D, Series C, Series E, Series B |
| Relay Ventures | Series D, Series C, Series B, Series A |
| Sapphire Ventures | Series D, Series E, Series C |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jan 6, 2026
Added Ayoa Whiteboard, a technology/SaaS startup, as a customer.
- Jan 1, 2026
Hiring to build production features for 'Illuminate', an AI decisioning platform.
Recent news
Latest coverage and updates
- has_revenueAug 20, 2026
PubNub Inc. had revenue of $46.2M on Oct 1st '24.
- launchesJul 8, 2026
PubNub launched Blocks.ai on Jul 8th '26.
PubNub Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
Request accessFrequently Asked Questions
Common questions about PubNub's valuation, stock price, and market status.
Is PubNub a public or private company?
PubNub is a private company.
What is the current stock price of PubNub?
PubNub is a private company with no public stock price. No recent secondary market data is available.
How much is PubNub worth (valuation)?
Valuation information for PubNub is not publicly available.
Can I buy PubNub stock?
PubNub shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was PubNub's last funding round?
PubNub's most recent funding round was Series E on November 3, 2021.
Who are the main investors in PubNub?
Key investors in PubNub include Hewlett Packard Pathfinder, BlackBerry Partners Fund, Scale Venture Partners, Relay Ventures, Sapphire Ventures.
Will PubNub IPO soon?
No public IPO plans have been announced for PubNub.
How can I track PubNub secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor PubNub's secondary market activity and sign up for updates.