NEW YORK (TheStreet) -- The social-media universe can be a powerful indicator for potential stock and market movements. A European Central Bank report released last week highlighted that bullishness on Twitter (TWTR) has a "statistically and economically significant predictive value in respect of share prices." So what was the social-media universe most abuzz about this week?

Here's our weekly round-up of most discussed stocks on Twitter and traditional media channels -- stock-related news that saw the highest levels of engagement amongst market experts and valid sources.

  • Pearson (PSO): The market was buzzing when news hit earlier this week that Pearson was in talks to sell the Financial Times as the organization looks to focus on its core education unit. The FT was rumored to fetch nearly $1.6 billion in the event of a sale. News broke on July 23 that Nikkei is buying the FT for 1.29 billion, lifting Pearson's share price. Now the company is reportedly in talks to sell The Economist, another of its media properties.
  • JPMorgan (JPM - Get Report): On July 21, U.S. and Israeli authorities made a series of arrests tied to the JPMorgan hack which was revealed to be related to a complex securities fraud plot. The suspects are believed to have taken part in a pump-and-dump scheme.
  • Accenture (ACN - Get Report): Chaotic Moon, an Austin software and hardware tech company, was sold to Accenture for an undisclosed sum of money. The acquisition is related to the firm's investment in digital companies and interactivity.
  • Monsanto (MON) and Syngenta (SYT): Monsanto, the world's biggest seed company, reported that it is far away from any sort of hostile bid for rival Syngenta AG. More on Monsanto and Syngenta.
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  • Tesla (TSLA - Get Report): The innovative firm introduced an upgraded Tesla vehicle with "ludicrous mode" that can go from 0 to 60 miles-per-hour in 2.8 seconds. The vehicle costs $100,000 but would make the Tesla P95D a potential alternative to high-end sports cars.
  • MaxLinear (MXL - Get Report): MaxLinear is a provider of integrated radio frequency and mixed-signal integrated circuits for broadband communications applications. It announced on July 22 that its satellite CSS chipset is powering the world's first reconfigurable low-noise block downconverter from ProBrand.
  • Green Dot Corporation (GDOT - Get Report): Green Dot and Bixby International, a custom thermoplastic sheet extruder and laminator, announced a partnership to develop environmentally-friendly plastic solutions.

The above ten stocks have been ranked according to proprietary analysis by Contix, a social media event detection platform exclusively for traders.

This article is commentary by an independent contributor. At the time of publication, the author held no positions in the stocks mentioned.