| Date | Speaker | Topic |
| 2021/10/13 | Victor Wang (Princeton University) | Sums of cubes and standard conjectures |
| 2021/10/20 | Alec Shute (IST Austria) | An update on norms, the beta-sieve and the Harpaz-Wittenberg conjecture |
| 2021/10/27 | Zhizhong Huang (IST Austria) | Sieving rational points – an update |
| 2021/11/03 | No group meeting | |
| 2021/11/10 | Yakov Karasik (Technion) | |
| 2021/11/17 | Pierre-Yves Bienvenu (University of Graz) | Linear equations in subsets of the primes |
| 2021/11/24 | Julian Lyczak (IST Austria) | Loughran-Smeets over an arbitrary base |
| 2021/12/01 | Keshav Aggarwal (Alfréd Rényi Institute of Mathematics, Budapest) | t-aspect subconvexity for GL(3) L-functions |
| 2021/12/15 | Dante Bonolis (IST Austria) | A polynomial sieve and finite smooth coverings of \mathbb{P}^{n} |
| 2022/01/12 | Jakub Löwit (IST Austria) | Homological methods for morphisms counts over finite fields |
| 2022/01/19 | Jakob Glas (IST Austria) | |
| 2022/01/26 | Tim Santens (Katholieke Universiteit Leuven) | The Brauer-Manin obstruction for diagonal quartic surfaces |
| 2022/02/02 | Julian Lyczak (IST Austria) | Points of bounded height and bounded degree d’après Schmidt |
| 2022/03/23 | Zhizhong Huang (IST Austria) | The Hilbert property on Kummer varieties |
| 2022/03/30 | Julian Lyczak (IST Austria) | Introduction to K3 surfaces |
| 2022/04/06 | Florian Wilsch (IST Austria) | Geometry of K3 surfaces |
| 2022/04/13 | No seminar | |
| 2022/04/20 | Jakob Glas (IST Austria) | Arithmetic conjectures about K3 surfaces |
| 2022/04/27 | No seminar | |
| 2022/05/04 | Julian Lyczak (IST Austria) | Brauer-Manin obstructions for diagonal quartic surfaces I: Geometry |
| 2022/05/11 | No seminar | |
| 2022/05/18 | Quang-Duc Dao (IMJ-PRG) | Brauer-Manin obstruction for Markoff type cubic surfaces |
| 2022/05/25 | No seminar | |
| 2022/06/01 | Matteo Bordignon (Charles University) | Some new results on the explicit Pólya-Vinogradov inequality |
| 2022/06/08 | No seminar | |
| 2022/06/15 | Alec Shute (IST Austria) | Brauer-Manin obstructions for diagonal quartic surfaces II: Analysis |
| 2022/06/22 | No seminar | |
| UNUSUAL DATE & PLACE: 2022/06/27 (4pm, I21.EG.101) | Vinay Kumaraswamy Viswanathan (Tata Institute of Fundamental Research, Mumbai) | Counting rational points on cubic hypersufaces |
| 2022/06/29 (1:30pm, Mondi 3) | Graz – ISTA Number Theory Day | Upcoming Seminars |
| 2022/07/06 (3pm, Mondi 2a) | Matteo Verzobio (University of Pisa) | A recurrence relation for elliptic divisibility sequences |