About Yieldex
Yieldex is a Media & Entertainment company based in New York (United States) founded in 2006, and was acquired by AppNexus in March 2015. Digital ad forecasting, analytic pricing and trading tools for publishers and advertisers. Yieldex has raised $18.5 million across 2 funding rounds from investors including Amazon, AppNexus and Hearst. The company has 62 employees. Its focus areas include Enterprise Applications, AdTech, Analytics and Ad Analytics Suite. Its competitors include Flurry, 4C Insights and data.ai; 3 of its 3 listed competitors have raised funding.
Company details
Yieldex created a comprehensive, cross-channel revenue and inventory management platform for digital publishers. As a big data pioneer, Yieldex developed a business intelligence platform that integrates across all major technologies. Yieldex also offers Yieldex Analytics, which provides publishers a picture of their data by tracking mobiles, videos, and display impressions; and YieldexDirect that provide ways to make smaller deals to increase margins. Major clients include New York Times, Wall Street Journal, NBC, ESPN, CBS, CNN among many others. As of March 18, 2015, Yieldex, Inc. operates as a subsidiary of AppNexus Inc.
- Headquarters New York, United States
- Employees 62
- Stage Acquired
- SectorsMedia & Entertainment
- Website yieldex.com
- Social LinkedIn X
- Acquired by AppNexus (Mar 2015)
Funding Insights of Yieldex
Yieldex has successfully raised a total of $18.5M across 2 strategic funding rounds. The most recent funding activity was a Series C round of $10 million completed in September 2011. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $18.5M
- Total Rounds 2
- Last Round Series C β $10M
- First Round $8.5M
(Feb 2009)
- Investors Count 7
All 2 funding rounds of Yieldex with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Sep 2011 | $10M | Series C | β | Triangle Peak Partners, Hearst | |
| Feb 2009 | $8.5M | Series B | β | β |
8 investors in total: 8 institutional.
Investors in Yieldex
Yieldex has secured backing from 8 investors, including venture fund and institutional investors. Prominent investors backing the company include Amazon, AppNexus and Hearst.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Private equity and VC-based investment firm | trianglepeakpartners.com | Palo Alto, United States | ||
| sequelvc.com | ||||
US focused seed and early-stage VC firm | firstround.com | San Francisco, United States | ||
Venture capital investing in AI, biotech, and technology sectors, focusing on seed and early stages in Seattle and beyond. | madrona.com | |||
Private equity investments are managed by a French firm. | 1929 | groupe-ffp.fr | ||
Media conglomerate | 1887 | hearst.com | New York, United States | |
Multi-category products are offered through an online marketplace. | 1994 | amazon.com | Seattle, United States | |
Programmatic advertising technology platform is provided for online trading. | 2007 | appnexus.com | New York, United States |
Investor details for Yieldex
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Timeline of Yieldex
4 dated milestones of Yieldex across 9 years, from founding to its latest funding, stage changes and deals.
- Founded Yieldex is founded.
- Funding First funding round of $8.5M.
- Funding Latest funding round, Series C, of $10.0M.
- Exit Acquired by AppNexus.
Competitors of Yieldex
Yieldex has 3 listed competitors in our database, 3 of them funded. They include Flurry, 4C Insights and data.ai.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| flurry.com | 2005 | San Francisco, United States | $63M | Mobile application analytics solutions are offered by Flurry. | ||
| 4cinsights.com | 2011 | Chicago, United States | $31.7M | 282 | Cloud-based market intelligence is delivered across closed ecosystems. | |
| data.ai | 2010 | San Francisco, United States | $157M | 123 | Market data is analyzed by AI to generate consumer insights. |
Detailed competitors of Yieldex
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Top companies in Advertising & Marketing Tech
3 companies that operate in the same segment as Yieldex (Advertising & Marketing Tech) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
AI-powered platform manages marketing creatives and customer journeys. | 1982 | San Jose, California, United States | USD 23.77 B | 30,710 | ||
Ad verification solutions are delivered for digital media campaigns. | 2008 | New York, New York, United States | USD 396.5 M | USD 748.29 M | 1,200 | |
Native advertising solutions are delivered via a cloud-based content platform. | 2006 | New York, New York, United States | USD 403.72 M | USD 1.3 B | 1,800 |
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Related news about Yieldex
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Frequently Asked Questions about Yieldex
Yieldex was founded in 2006 and raised its 1st funding round 3 years after it was founded.
Yieldex is headquartered in New York, United States. It is registered at New York, New York, United States.
Yieldex is a funded company, having raised a total of $18.5M across 2 funding rounds to date. The company's 1st funding round was a Series B of $8.5M, raised on Feb 2009.
Yieldex has 62 employees.
Yieldex created a comprehensive, cross-channel revenue and inventory management platform for digital publishers. As a big data pioneer, Yieldex developed a business intelligence platform that integrates across all major technologies. Yieldex also offers Yieldex Analytics, which provides publishers a picture of their data by tracking mobiles, videos, and display impressions; and YieldexDirect that provide ways to make smaller deals to increase margins. Major clients include New York Times, Wall Street Journal, NBC, ESPN, CBS, CNN among many others. As of March 18, 2015, Yieldex, Inc. operates as a subsidiary of AppNexus Inc.
Yieldex's top competitors include 4C Insights, Flurry and data.ai.
Yieldex has 8 investors. Key investors include Amazon, AppNexus, Hearst, Groupe FFP, and Triangle Peak Partners.
Yes. Yieldex was acquired by AppNexus in March 2015.

