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+33 (0)1 84 20 33 05
Free demo
+33 (0)1 84 20 33 05

Track all sellers and Buy Boxes on marketplaces

As a brand, do you want to know exactly who is selling your products (and which ones) on Google, Amazon, or other marketplaces?

Do you sell directly on Amazon and want to make sure that Amazon Vendor consistently holds the Buy Box for the products you supply to them?

Is Amazon Warehouse reselling your products (returns, etc.) at discounted prices to wholesalers, leaving you with no control over your distribution?

With Price Observatory, you can precisely identify all sellers offering your products on Google, Amazon, and marketplaces, the SKUs sold by each seller, and at what price. You can also track Buy Box wins and losses in real time and accurately measure the digital distribution of your catalog across each marketplace.

Finally, take control of your presence on marketplaces and regain full control of your distribution network.
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Do you really know who holds the Buy Box for your products?

You may invest in clear distribution agreements… but on marketplaces, actual visibility depends on an opaque algorithm.

Losing the Buy Box—or having uncontrolled product exposure—can jeopardize your product visibility and distort the perception of your commercial strategy.

You may already have faced situations like these:

Buy Box loss without alert

A secondary reseller captures the Buy Box with a heavily discounted price, but you only realize it after sales have dropped.

Difficulty measuring real distribution

A reseller claims to list your full catalog, but in reality holds the Buy Box on only 40% of your SKUs.

Visibility gaps across marketplaces

On some platforms (Cdiscount, Fnac, Darty…), your products aren’t highlighted enough—or are sold by unidentified resellers.

Weakened commercial strategy

You lack the data to support negotiations or to measure the actual performance of your online partners.

Regain control over Buy Box ownership

Real-time Buy Box tracking by SKU and marketplace
See daily which sellers hold the Buy Box on Amazon, Cdiscount, Fnac, Darty… and on which products. Track fluctuations over time.

Automatic detection of dominant sellers
Identify the sellers consistently winning the Buy Box—even if they are not part of your authorized network.

Analysis of price gaps linked to Buy Box ownership
Understand why you lose the Buy Box: price gap, shipping terms, seller rating… and take back control of your strategy.

Alerts for Buy Box loss or unfair exposure
Receive instant email alerts whenever a reseller wins or loses a Buy Box on one of your products, so you can anticipate commercial impacts.
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Why monitor the Buy Box with Price Observatory?

Ensure the visibility of your authorized resellers

Winning the Buy Box is essential to drive sales on Amazon, Cdiscount, or Fnac. Our tools let you check that your authorized partners are being properly showcased, in line with your digital distribution agreements.

Prevent invisible revenue losses

Losing the Buy Box often means losing the sale. Tracking its attribution allows you to detect visibility drops early and adjust your pricing, logistics, or merchandising strategies in time.

Strengthen your commercial negotiations

Who holds the Buy Box? At what price? For how long? Our dashboards provide actionable data to back up your discussions with marketplaces or resellers—with evidence to support your claims.
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A complete tool to manage your marketplace sales

Detailed Buy Box tracking by product and reseller
Access the full history of Buy Box ownership by marketplace and by period. Identify visibility losses, abnormal price increases, or products not being highlighted.
One-click multichannel comparison
Compare your marketplace performance with other channels (e-commerce site, physical retailers, B2B partners) to detect inconsistencies in pricing or distribution.
Clear insights for marketing teams
Check whether your product campaigns are correctly reflected through the Buy Box (accurate visuals, consistent descriptions, aligned pricing).
Key indicators for sales teams
Know who is showcasing your products, at what price, and how frequently. Simplify negotiations and strengthen marketplace agreement tracking.
100% configurable alerts
Set up alerts for Buy Box losses, the appearance of new sellers, prices falling below your MAP/MSRP, or suspicious stockouts.
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And they’re not the only ones who trust us…

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Try It Free with No Obligation

During this free demo, we’ll analyze your real visibility on marketplaces together: Buy Box presence, third-party resellers, price gaps, and product listing quality.

You’ll leave with directly actionable insights. Whether it’s Amazon, Cdiscount, Leclerc, or Google Shopping, you’ll gain a clear view of what’s happening with your products.
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Everything you need to know about Buy Box monitoring

Yes. With EAN detection and advanced matching algorithms, we identify all active sellers of a product—even if they slightly change the product title or are not listed in your distributor database.
Price Observatory records Buy Box conditions at every moment (price, seller, availability, delivery time, etc.). This allows you to identify the reasons behind a win or loss (e.g., lower price, faster shipping) and optimize your strategy accordingly.
No. We monitor the Buy Box (or its equivalent) across multiple marketplaces: Amazon, Cdiscount, Darty, Carrefour, Fnac, Rakuten, and more. Our tool adapts to the specificities of each platform.
Absolutely. You can configure alerts based on different criteria: unauthorized reseller, Buy Box loss on a strategic SKU, appearance of a new seller, pricing below your defined threshold, and more.
Yes. Whether you operate in B2B, B2C, or hybrid models, our system lets you analyze Buy Box ownership for products sold to professionals, often present on marketplaces like Amazon Business, ManoMano Pro, or other specialized channels.

For brands

MONITORING of resellers’ prices
market and distribution network analysis
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You are at
the right place !

For e-retailers

monitoring OF COMPETITORS PRICING
OVERVIEW OF pricing
positioning
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