PRESS RELEASE May 25 , 202 2 Today, on May 25 , 2022, the annual shareholders’ meeting was held in Saniona AB . T he annual shareholders’ meeting was held only by advance voting (postal vote) in accordance with temporary legislation . A summary of the adopted resolutions follows below.

  Q1 2022 ( Q1 2021 ) Revenue was SEK 6.6 M (3.4 M) Operating loss was SEK -133.2 M (-94.1 M) Net loss was SEK -133.4 M (-83.4 M) Loss per share was SEK -2.14 (-1.34) Diluted loss per share was SEK -2.14 (-1.34) Business highlights in Q1 2022 Saniona initiated the Multiple Ascending Dose (MAD)

PRESS RELEASE May 23 , 202 2 Saniona (OMX: SANION), a clinical - stage biopharmaceutical company focused on rare diseases, today announced that the results from the randomized controlled clinical trial of Tesomet for weigh t loss in patients with hypothalamic obesity has been published in the