RE:RE:officers options exercises I see. For the exact numbers and maturity dates in 2021:
AS per FS page 28-29
281'999 options exercice price 7.50 / granted 28th May 2018 / expires on 28th May 2021
208'664 options exercice price 7.50 / granted 15th August 2018 / expires on 15th August 2021