[5] In August 2024, Hindenburg Research, a short-selling activist firm, accused her and her husband of having a stake in dubious offshore entities used to artificially inflate shares of companies owned by the Adani Group.

In January 2021, Buch conducted a detailed investigation into insider trading by CNBC Awaaz journalist Hemant Ghai and barred him, his mother and wife from accessing the stock markets.

[19][20] In May 2021, she passed an order against Savla and Ajitkumar for sharing unpublished price sensitive information of Deep Industries stock on the basis of their connection and interaction on social media platform.

[21] In August 2021, she identified 15 entities trading in unfair practices in the Zee Entertainment Enterprises stock post its results announcements.

She pushed custodians and clearing corporations to gear up for the T+1 and T+0 clearance process, which would lead to investors receiving their money and shares faster.

[26] Buch also sought additional powers from the government to monitor social media channels to crack down on front running in the markets.

[27] In August 2024, Hindenburg Research, a short-selling activist firm, accused Puri Buch and her husband of having a stake in offshore entities which invested money into India.

[8] This put Buch into the spotlight, since SEBI had previously faced difficulties in finding out the beneficial owners of similar off-shore funds that had invested in Adani companies.

[31][32] Buch termed Hindenburg’s allegations an attempt at “character assassination” after the regulator’s enforcement action and “show cause” notice to the short seller for violating Indian rules.

[37][38] It has also alleged as she had continued to earn significant amounts of money through her vested employee stock option plans (ESOPs) of ICICI Bank, long after she had left the company.

[39][40] In the same month, Subhash Chandra Goenka of Zee Entertainment Enterprises blamed her for the collapse of a merger between his company and Sony India.

[43][44] In November 2024, Gautam Adani and his associates were charged by the New York district court for bribing Indian government officials to get favourable energy contracts.