AdTech Vendor · vs · AdTech Vendor

OPSH

OpenX vs Sharethrough

Structured technology and market comparison · 2026

Direct Feature Comparison

OpenX · vs · Sharethrough
Primary Market / Role
OpenXAdTech Vendor
SharethroughAdTech Vendor
Platform Focus
OpenX

Independent SSP and ad exchange for premium programmatic inventory.

Sharethrough

Programmatic SSP and ad exchange focused on curated, sustainable supply.

Company Size
OpenX201–500 employees
Sharethrough10–49 employees
Headquarters
OpenXUS
SharethroughCA
Year Founded
OpenX2007
Sharethrough2008

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Comparison Analysis

What is the main difference between OpenX and Sharethrough?

OpenX positions itself as an enterprise-grade independent SSP built for massive scale, cloud-native infrastructure, and advanced identity resolution. Conversely, Sharethrough emphasizes curated, sustainable marketplaces and attention metrics. While OpenX targets tier-one enterprise publishers and global DSPs requiring high-throughput infrastructure, Sharethrough caters to buyers prioritizing brand-safe, low-emission inventory and tailored curation capabilities.

How do the features of OpenX and Sharethrough compare?

Both platforms deliver core programmatic exchange infrastructure, header bidding adapters, and publisher yield optimization. OpenX differentiates through heavy investments in custom cloud architecture, proprietary identity graphs, and clean room capabilities. Sharethrough focuses on creative enhancement technologies, green advertising initiatives, and curated marketplace packaging designed for high-impact brand campaigns across multi-channel environments.

What are the top alternatives to OpenX and Sharethrough?

When evaluating OpenX and Sharethrough, enterprise buyers also consider other platforms in Supply-Side Platform (SSP), In-App, and Native & Contextual Ads. You can discover the full competitive landscape and evaluate other alternatives by viewing their respective footprint profiles on Polaris7.

Market Signals

Recent Market Signals & Activity: OpenX vs Sharethrough

Documented market movements, strategic partnerships, product releases, and regulatory developments mapped across Polaris7.

OP

OpenX

Recent Signals

  • ·ExchangeWireHiring

    OpenX Names John Rogers SVP of Global Publisher Development

    OpenX, the advertising technology company, has appointed John Rogers as Senior Vice President of Global Publisher Development. Rogers will lead the company's global publisher development strategy, focusing on strengthening relationships with publishers and driving growth. He brings extensive experience in the ad tech industry, having previously held senior roles at major platforms. This appointment is part of OpenX's broader commitment to enhancing its supply-side offerings and supporting publisher partners.

    • OpenX appoints John Rogers as SVP of Global Publisher Development.
    • Rogers to lead global publisher development strategy.
    • Appointment announced on 2026-10-01.
  • ·https://martechseries.com/feed/Political Advertising

    Givsly Extends AI Values-Based Audiences to Political Advertising

    Givsly, a values-based marketing company, announced its AI-driven audience discovery solution is now available for political advertising. The offering uses Values-Based Audiences, built with a vector methodology that combines values, inferred motivations, and behavioral signals at ZIP code level, rather than individual-level voter files. Political campaigns and PACs can segment communities based on more than 150 tracked values and issues, overlay their own voter files, turnout models, or CRM data, and aim to reduce wasted media spend. The audiences will initially be available through OpenX and Index Exchange via Index Marketplaces, with a broader rollout planned. Givsly says the solution uses aggregated, modeled signals rather than individually identifiable voter data.

    • Givsly announced availability of its AI-driven Values-Based Audiences for political advertising.
    • Audiences are modeled at the U.S. ZIP code level using aggregated AI modeling rather than individual voter files.
    • The offering supports more than 150 tracked values, issues, and cultural signals.
  • ·AdExchangerHeader Bidding

    OpenX CTO Joel Meyer Named Prebid.org Chairman

    Prebid.org has appointed OpenX CTO Joel Meyer as its new chairman after he served as interim chair following recent leadership departures. In May, Prebid’s president Mike Racic, chairman Garett McGrath and product director Christian Janelli left the organization. Meyer, a board member since 2023 who also sits on the IAB Tech Lab board, said his immediate priority is hiring a new Prebid president ahead of the Prebid Summit on October 13. Prebid is focusing on helping publishers navigate revenue and traffic declines driven by AI search and new agentic ad-selling tools, while remaining protocol-agnostic and supporting standards such as AgenticAdvertising.org’s AdCP. Meyer emphasized maintaining Prebid’s open-source, neutral role to preserve transparency and collaboration across buyers and sellers as the programmatic ecosystem adapts to agentic and LLM-driven changes.

    • Joel Meyer, OpenX CTO, was appointed chairman of Prebid.org after serving as interim chair.
    • In May, Prebid’s president Mike Racic, chairman Garett McGrath, and director of product management Christian Janelli left the organization.
    • Prebid aims to hire a new president in time for the Prebid Summit in New York on October 13, 2026.
SH

Sharethrough

Recent Signals

  • ·Sharethrough

    Equativ Brings ChatGPT Ads to Brands as Advertising Partner

    Equativ, the company formerly known as Sharethrough, announces a new partnership to bring ChatGPT ads to brands, marking a significant product launch and expansion into AI-powered advertising.

  • ·Sharethrough

    Sharethrough is now Equativ: United as One

    The blog page has been rebranded from Sharethrough to Equativ, with the title changed to 'Blog — Equativ' and the logo updated. The page now prominently features the announcement 'United as One: Sharethrough is now Equativ' with a link to the press release. The navigation and content have been updated to reflect the Equativ brand, including new product categories and a refreshed article list.

  • ·Sharethrough

    Sharethrough is now Equativ

    The blog page has been rebranded from Sharethrough to Equativ, with the title changed to 'Blog — Equativ' and the logo updated. The page now features new blog articles and a press release about Christophe Parcot being appointed as Non-Executive Chairman of European Media Marketplace.

Compare their exact ecosystem overlaps.

Explore all deep relationships in Polaris7. Discover exactly which mutual clients, integrated technologies, and overlapping partners OpenX and Sharethrough share across the market ecosystem.