Les CFD sont des instruments complexes et comportent un risque élevé de perdre rapidement de l’argent en raison de l’effet de levier. Vous devriez vous demander si vous comprenez le fonctionnement des CFD avant d’investir.

Le tweet qui a coûté des millions et mené à un verdict de culpabilité

Le verdict contre le fondateur de Citron Research pourrait redéfinir la manière dont les vendeurs à découvert communiquent et négocient sur les marchés publics.

Le vendeur à découvert Andrew Left a été reconnu coupable de manipulation de cours dans une affaire américaine très suivie qui a provoqué un séisme au sein du secteur de la vente à découvert. Le fondateur de Citron Research a été condamné sur 13 des 17 chefs d'accusation après un procès de trois semaines à Los Angeles.

Détails clés

Les procureurs ont fait valoir que Left utilisait des publications sur les réseaux sociaux pour influencer le cours des actions tout en fermant rapidement ses positions pour réaliser des bénéfices. Selon les autorités, il a gagné plus de 20 millions de dollars grâce à ces transactions connexes entre 2018 et 2023.

L'homme de 55 ans a été reconnu coupable de fraude sur les valeurs mobilières et de multiples chefs d'accusation liés à des actions spécifiques. Les procureurs ont affirmé que ses déclarations publiques ne reflétaient pas ses véritables intentions de négociation, créant ainsi des signaux trompeurs pour les investisseurs.

Un exemple concerne la société de streaming Roku en janvier 2019. Selon le gouvernement, Left a ouvert une position courte, a publiquement qualifié l'action d'« ininvestissable », puis a empoché environ 700 000 dollars lors de la chute des actions.

Left a rejeté ces allégations, affirmant que cette affaire s'en prend à la liberté d'expression et aux pratiques standard du marché. Il a indiqué qu'il prévoyait de faire appel du verdict. Le prononcé de sa peine est prévu pour le 31 août, et il reste libre d'ici là.

Réaction du marché

Cette décision devrait attirer l'attention sur l'ensemble des marchés boursiers, en particulier chez les vendeurs à découvert activistes, les fonds spéculatifs et les commerçants de détail qui s'appuient sur la recherche publique et les commentaires de marché.

Bien qu'il n'y ait pas eu d'impact immédiat sur l'ensemble du marché, les experts juridiques estiment que cette affaire pourrait inciter les sociétés de vente à découvert et les commentateurs de marché à communiquer avec plus de prudence.

Pourquoi c'est important

Le verdict pourrait créer un précédent important quant à la façon dont les régulateurs évaluent les commentaires publics sur les actions et l'activité de négociation. De nombreux vendeurs à découvert craignent que cette décision n'augmente les risques juridiques lors de la publication de recherches ou de la sortie rapide de positions.

Les investisseurs vont maintenant suivre l'appel de Left, l'audience de détermination de la peine à venir, et déterminer si les régulateurs engagent des poursuites similaires contre d'autres acteurs du marché.

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© 2026 Trade Quo. All rights reserved.

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Tradequomarkets Financial Services L.L.C is a registered, authorised and regulated company by the Securities and Commodities Authority (SCA) of the United Arab Emirates, with License No. 20200000320 Category 5, to carry out regulated activities of Financial Consultations and Introduction. Its registered office is located at Business Tower, Main Business Village 114499 Dubai, UAE.

Tradequomarkets LTD (2023/C0024). Located at #8 Jepson Lane, St. George, Goodwill, Commonwealth of Dominica

Trade Quo Global Ltd, a securities dealer firm that is authorized and regulated by the Seychelles Financial Services Authority (FSA) with license number SD140.

Tradequo (PTY) Ltd is licensed in South Africa by the Financial Sector Conduct Authority with FSP license number 54827. The registered office: 33rd Floor – 34 Whiteley Road, 2196, Johannesburg, South Africa.

Quo Markets LLC, registered with Financial Services Authority FSA: 3171 LLC 2024. Registered address: Suite 305, Griffith Corporate Centre, Beachmont, Kingstown, SVG.

Tqbg Ltd, registered in Cyprus with registration number HE438084, registered address Archiespiskopou Makariou III 160 1st floor, 3026, Limassol, Cyprus. Is apointed payment agent, and does not engage in any regulated activities.

Risk Warning: CFDs are complex instruments and come with a high risk of losing money rapidly due to leverage. 72.6% of retail investor accounts lose money when trading CFDs with this provider. You should consider whether you understand how CFDs work and whether you can afford to take the high risk of losing your money.

Regional Restrictions: This website including the information and materials contained in it, is not directed at, or intended for distribution to or use by, any person or entity who is a citizen or resident of the following countries: USA, Israel, Iran, Iraq, Russia, Afghanistan, Cuba, Cyprus, Eritrea, Liberia, Libya, Somalia and Syria or any jurisdiction where such distribution, publication, availability or use would be contrary to applicable law or regulation.

TradeQuo and its affiliates do not target EU/EEA/UK clients.

Aimé des gens

Reconnu par le marché

Prix 2025
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Prix 2025

© 2026 Trade Quo. All rights reserved.

This website provides content by group of companies, which include:

Tradequomarkets Financial Services L.L.C is a registered, authorised and regulated company by the Securities and Commodities Authority (SCA) of the United Arab Emirates, with License No. 20200000320 Category 5, to carry out regulated activities of Financial Consultations and Introduction. Its registered office is located at Business Tower, Main Business Village 114499 Dubai, UAE.

Tradequomarkets LTD (2023/C0024). Located at #8 Jepson Lane, St. George, Goodwill, Commonwealth of Dominica

Trade Quo Global Ltd, a securities dealer firm that is authorized and regulated by the Seychelles Financial Services Authority (FSA) with license number SD140.

Tradequo (PTY) Ltd is licensed in South Africa by the Financial Sector Conduct Authority with FSP license number 54827. The registered office: 33rd Floor – 34 Whiteley Road, 2196, Johannesburg, South Africa.

Quo Markets LLC, registered with Financial Services Authority FSA: 3171 LLC 2024. Registered address: Suite 305, Griffith Corporate Centre, Beachmont, Kingstown, SVG.

Tqbg Ltd, registered in Cyprus with registration number HE438084, registered address Archiespiskopou Makariou III 160 1st floor, 3026, Limassol, Cyprus. Is apointed payment agent, and does not engage in any regulated activities.

Risk Warning: CFDs are complex instruments and come with a high risk of losing money rapidly due to leverage. 72.6% of retail investor accounts lose money when trading CFDs with this provider. You should consider whether you understand how CFDs work and whether you can afford to take the high risk of losing your money.

Regional Restrictions: This website including the information and materials contained in it, is not directed at, or intended for distribution to or use by, any person or entity who is a citizen or resident of the following countries: USA, Israel, Iran, Iraq, Russia, Afghanistan, Cuba, Cyprus, Eritrea, Liberia, Libya, Somalia and Syria or any jurisdiction where such distribution, publication, availability or use would be contrary to applicable law or regulation.

TradeQuo and its affiliates do not target EU/EEA/UK clients.