Article 12 2.

the conduct by a person, or persons acting in collaboration, to secure a dominant position over the supply of or demand for a financial instrument, related spot commodity contracts or auctioned products based on emission allowances which has, or is likely to have, the effect of fixing, directly or indirectly, purchase or sale prices or creates, or is likely to create, other unfair trading conditions;

the buying or selling of financial instruments, at the opening or closing of the market, which has or is likely to have the effect of misleading investors acting on the basis of the prices displayed, including the opening or closing prices;

the placing of orders to a trading venue, including any cancellation or modification thereof, by any available means of trading, including by electronic means, such as algorithmic and high-frequency trading strategies, and which has one of the effects referred to in paragraph 1(a) or (b), by:

the taking advantage of occasional or regular access to the traditional or electronic media by voicing an opinion about a financial instrument, related spot commodity contract or an auctioned product based on emission allowances (or indirectly about its issuer) while having previously taken positions on that financial instrument, a related spot commodity contract or an auctioned product based on emission allowances and profiting subsequently from the impact of the opinions voiced on the price of that instrument, related spot commodity contract or an auctioned product based on emission allowances, without having simultaneously disclosed that conflict of interest to the public in a proper and effective way;

the buying or selling on the secondary market of emission allowances or related derivatives prior to the auction held pursuant to Regulation (EU) No 1031/2010 with the effect of fixing the auction clearing price for the auctioned products at an abnormal or artificial level or misleading bidders bidding in the auctions.