Title: Securities and Exchange Board of India
Content:  Ajay Tyagi was appointed chairman on 10 February 2017, replacing U K Sinha, and took charge of the chairman office on 1 March 2017. In February 2020,whose term as chairman of SEBI was extended by another six months. The board comprises: List of Chairmen:
Title: C. B. Bhave
Content:  Chandrasekhar Bhaskar Bhave is an Indian financial regulator. He was appointed as Chairman of the Securities and Exchange Board of India (SEBI) in February 2008 for a period of three years. He was succeeded by Upendra Kumar Sinha as the chairman of SEBI after his tenure. He was SEBI's senior executive director from 1992 - 1996. After that he became Chairman and Managing Director of the then newly created National Securities Depository Limited (NSDL). He is also member of the governments technology advisory group, TAGUP. He is the chairperson of the Indian Institute for Human Settlements (IIHS). Many prominent personalities including Jaswant Singh (Former Finance Minister), Vinod Rai (Former Comptroller and Auditor General), Deepak Parekh (Chairman, Housing Development Finance Corporation), Jairam Ramesh (Rural Development Minister) have described Bhave as an "outstanding, honest and upright" officer.
Title: Securities and Exchange Board of India
Content: The chairman is nominated by the    Union Government of India. ; Two members, i.e., Officers from the Union    Finance Ministry. ; One member from the Reserve Bank of India. ; The remaining five members are nominated by the Union Government of India, out of them at least three shall be whole-time members. Securities and Exchange Board of India (SEBI) was first established in 1988 as a non-statutory body for regulating the securities market. It became an autonomous body on 30 January 1992 and was accorded statutory powers with the passing of the SEBI Act 1992 by the Indian Parliament. SEBI has its headquarters at 
Title: M. Damodaran
Content:  As Chairman of SEBI, he brought improved corporate governance practices to India's securities market. Among his many contributions was the introduction of QIP, an instrument for follow on offerings which until then was going to external markets. While at SEBI, he was elected Chairman of the Emerging Markets Committee of the International Organization of Securities Commissions (IOSCO),[5] a position he held till he demitted office as Chairman, SEBI. He was the Chairman of Ministry of Corporate Affairs' Committee for Reforming the Regulatory Environment for facilitating the ease of doing Business in India. He was also the Chairman of Reserve Bank of India's Committee on Customer Service in Banks. He chaired the Taskforce on Corporate Governance constituted by the Federation of Indian Chambers of Commerce and Industry (FICCI). He was appointed Chairman of IndiGo (InterGlobe Aviation) on 24 January 2019.
Title: D. R. Mehta
Content:  D. R. Mehta joined the Indian Administrative Service in 1961 and held numerous positions initially in the Government of Rajasthan and later in the Government of India. Mehta served as chairman of SEBI, the regulator of the capital markets in India, from 1995 to 2002. SEBI is the Indian equivalent of the U.S. Securities and Exchange Commission (SEC). During Mehta's tenure, a slew of economic reforms were introduced making the Indian capital market one of the most modern and efficient ones in the world, attracting both local and foreign investors. From 1992 to 1995 Mehta served as the deputy governor of the Reserve Bank of India (RBI) which is the 
Title: TAGUP
Content: C. B. Bhave - Former SEBI chairman ; R. Chandrasekhar - IT Secretary ; Nachiket Mor - Board Member at RBI, CRISL, CARE, Sughavazhvu Healthcare, Institute for Financial Management and Research and IKP Centre for Technologies in Public Health ; Dhirendra Swarup - former chairman PFRDA ; S. S. Khan - former Member (CBDT) ; P. R. V. Ramanan - former Member (CBEC) The members of the committee include
Title: C. B. Bhave
Content:  C. B. Bhave started out an IAS officer in Maharashtra. He was additional Industries Commissioner of Maharashtra for three years. He moved up to the Centre with a position as undersecretary in the Ministry of Finance and deputy secretary in the Ministry of Petroleum. When G. V. Ramakrishna became chairman of SEBI, he invited Bhave to join SEBI. This gave a highly successful first stint at SEBI, which ushered in the revolution of the Indian equity market. Bhave had irreconcilable differences with D. R. Mehta, the SEBI Chairman, and strong views about the direction of reforms of the equity market. He left SEBI to lead what was then a startup, the National Securities Depository Ltd. (NSDL). NSDL had been incubated inside NSE but for all practical purposes, it was a startup when Bhave took over. This was also a highly successful period, where India made the transition into dematerialised settlement at the depository. After this, Bhave came back to SEBI as chairman for three years.
Title: Securities and Exchange Board of India
Content:  Supreme Court of India heard a Public Interest Litigation (PIL) filed by India Rejuvenation Initiative that had challenged the procedure for key appointments adopted by Govt of India. The petition alleged that, "The constitution of the search-cum-selection committee for recommending the name of chairman and every whole-time members of SEBI for appointment has been altered, which directly impacted its balance and could compromise the role of the SEBI as a watchdog." On 21 November 2011, the court allowed petitioners to withdraw the petition and file a fresh petition pointing out constitutional issues regarding appointments of regulators and their independence. The Chief Justice of India refused the finance ministry's request to dismiss the PIL and said that the court was well aware of what was going on in SEBI. 
Title: Securities and Exchange Board of India
Content:  a similar petition filed by Bengaluru-based advocate Anil Kumar Agarwal, a two judge Supreme Court bench of Justice Surinder Singh Nijjar and Justice HL Gokhale issued a notice to the Govt of India, SEBI chief UK Sinha and Omita Paul, Secretary to the President of India. Further, it came into light that Dr. K. M. Abraham(the then whole time member of SEBI Board) had written to the Prime Minister about malaise in SEBI. He said, "The regulatory institution is under duress and under severe attack from powerful corporate interests operating concertedly to undermine SEBI". He specifically said that Finance Minister's office, and especially his advisor Omita Paul, were trying to influence many cases before SEBI, including those relating to Sahara Group, Reliance, Bank of Rajasthan and MCX.
Title: U. K. Sinha
Content:  Upendra Kumar Sinha is the former chairman of SEBI. His term started in February 2014. He has been appointed for a period of three years. He was the Chairman and Managing Director (CMD) of the Unit Trust of India Asset Management Company (UTIAMC), commonly referred to as UTI Mutual Fund. He is a member of the Indian Administrative Services (IAS), belonging to the Bihar Cadre.

Question: who has become the new chairman of sebi?
Answer: Ajay Tyagi.