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Mohammad Sharifi Kiasari

QR Intern @ Susquehanna | Stat PhD Candidate @ UMD
Susquehanna International Group · College Park, Maryland, United States · academic
Gold Medallist, IMO 2018 (Iran)PhD Student In Statistics, University Of Maryland (pre-candidacy, Advised By Vince Lyzinski)BSc Physics, Sharif University Of Technology (2018-2023)Quantitative Research & Systematic Trading Intern, Susquehanna International Group (summer 2026)Co-author Of arXiv Papers On Network Time Series And Interacting Language Models

Mohammad Sharifi Kiasari is a statistics PhD candidate at the University of Maryland, College Park, and a quantitative research intern at Susquehanna International Group. He represented Iran as a gold-medal winner at the International Mathematical Olympiad in 2018 and completed a bachelor's degree in Physics at Sharif University of Technology. His research spans network time-series inference and Gaussian-mixture proxies for interacting language models.

Mohammad Sharifi Kiasari is a PhD student in Statistics at the University of Maryland, College Park, listed by the department as pre-candidacy and advised by Prof. Vince Lyzinski. His research spans statistical network inference, graph matching, changepoint localization in network time series, and Gaussian-mixture proxies for interacting language models. He won a gold medal at the 2018 International Mathematical Olympiad representing Iran and holds a bachelor's degree in Physics from Sharif University of Technology. In summer 2026 he joined Susquehanna International Group as a Quantitative Research and Systematic Trading intern.

Details
LocationCollege Park, Maryland, United States
Company sitesig.com
UniversityUniversity of Maryland, College Park
StatisticsStatistical network inferenceGraph matchingMachine learningProbabilityPythonMathematical olympiadsLanguage-model interaction
Notes
  • Quant employment verification: CONFIRMED. A post authored on his LinkedIn account announces he is 'joining Susquehanna International Group this summer as a Quantitative Research and Systematic Trading Intern'; his LinkedIn profile/index record lists 'Quantitative Researcher Intern' at Susquehanna International Group (Bala-Cynwyd, PA) as a role beginning 2026. Employer classification: SIG is a global quantitative trading firm and options market maker that describes itself as 'At the Forefront of Quantitative Trading', so it qualifies as a systematic/algorithmic trading employer. Identity is supported by the cross-link between this account (IMO 2018 Iran gold medallist, UMD Statistics PhD) and the academic record.Jun 2026
  • PhD student in Statistics at the University of Maryland, College Park, 2023-2027 (in progress); the STAT department directory lists him as 'Mohammad Sharifi-Kiasari, [contact omitted], STAT, PhD', and Prof. Vince Lyzinski's CV lists him as a 'Pre-candidacy Ph.D. student, STAT' advisee - so he is pre-candidacy, not yet advanced to candidacy, and advised by Lyzinski.Jan 2026
  • Won a gold medal at IMO 2018 (Romania) representing Iran, scoring 32 points across P1-P6 (7,7,3,7,7,1) for 95.62%, ranked 27th individually.Jul 2018
  • UMD's 'December 2025 Graduates' list and the 2026 Commencement program both name Mohammad Sharifi Kiasari among Mathematical Statistics graduates, while the Statistics directory still lists him as a current STAT PhD student and the 2026 SIG role is an internship (not a post-graduation job) - consistent with an en-route master's degree, but the degree level is not confirmed by a primary transcript, so the PhD/MS distinction remains unresolved.May 2026
  • Co-first author on 'Vertex misalignment and changepoint localization in network time series' (arXiv:2604.20072, 22 Apr 2026) with Tianyi Chen, Sijing Yu, Youngser Park, Avanti Athreya, Vince Lyzinski, Carey Priebe and Zachary Lubberts; code is hosted in the Graph-matched-mirrors GitHub org - his research area is statistical network inference and graph matching.Apr 22, 2026
  • Co-authored 'Gaussian mixture models as a proxy for interacting language models' (arXiv:2506.00077), first posted 29 May 2025, tying his statistics work to LLM-interaction modelling; co-authors include Edward L. Wang, Avanti Athreya, Carey Priebe and Vince Lyzinski (UMD/JHU).May 29, 2025
  • Bachelor's degree in Physics at Sharif University of Technology, 2018-2023; the Sharif course-project repo lists his student number as 97110082 (matriculation year 97).Jun 2023
  • Earned a gold medal in the 35th Iranian Mathematics Olympiad, before entering university.Jan 2018
  • Presenting/co-authored at the 2026 SIAM Annual Meeting (abstract with Sijing Yu, University of Maryland, contact [contact omitted]), plus a poster at CFE-CMStatistics 2025 - active conference presence in statistics.Jul 2026
  • A third paper, 'Detecting Perspective Shifts in Multi-Agent Systems' (Wang, Sharifi Kiasari, et al.), appears on OpenReview, extending his LLM/multi-agent statistics line.Oct 2025
  • Published contact email [contact omitted] appears on his arXiv papers' author block and the UMD Statistics directory.May 29, 2025
  • Listed on the IMO individual-results pages as 'Mohammad Sharifi'; Iran's 2018 team took five medals, his being a gold.Jul 2018

Competition record

Islamic Republic of Iran · IMO

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