Adam Matuszewski has rejoined SIX as managing director and part of the management committee for exchanges, following a year-long stint at Citadel Securities, The TRADE can reveal.
London-based Matuszewski returns to SIX after having previously left in February 2024 following a 10-year tenure with the firm.
During his time at the exchange, he served as head of equities and executive director, as well as covering various product management roles in equities.
After leaving SIX, he joined Citadel Securities as head of EMEA business development in March 2024.
SIX confirmed Matuszewski’s appointment. Citadel Securities had not responded to a request for comment at the time of publication.
Read more – SIX promotes its global exchange head to become CEO as Dijsselhof steps down
Matuszewski’s return follows significant developments for SIX in recent months. At the beginning of July, the exchange completed its acquisition of Aquis, eight months after the deal was announced in November 2024.
The move provides both SIX and Aquis with an aggregated 15% market share and access to 16 capital markets across Europe.