Castellum AB (LEI code: 549300GU5OHTR1T5IY68) (“Castellum”) has during the period from 29 May to 8 June 2026 repurchased, in total, 2,589,000 own shares (ISIN code: SE0000379190) under the share buy-back program initiated by the Board of Directors.
The share buy-backs form part of the share buy-back program which Castellum announced on 29 April 2026. The share buy-back program is being carried out in accordance with the EU Market Abuse Regulation (EU) No 596/2014 (“MAR”) and the Commission Delegated Regulation (EU) 2016/1052 (the “Safe Harbour Regulation”). The purpose of the share buy-back program is to adjust the company’s capital structure and thereby efficiently contribute to an increase in shareholder value.
Shares in Castellum have been repurchased as follows:
| Date | Aggregated volume (number of shares) | Weighted average share price (SEK) | Total transaction value (SEK) |
| 29/05/2026 | 351,000 | 126.0295 | 44,236,355 |
| 1/06/2026 | 377,000 | 123.1275 | 46,419,068 |
| 2/06/2026 | 371,000 | 124.6534 | 46,246,411 |
| 3/06/2026 | 372,000 | 123.1300 | 45,804,360 |
| 4/06/2026 | 373,000 | 123.1238 | 45,925,177 |
| 5/06/2026 | 374,000 | 123.0945 | 46,037,343 |
| 8/06/2026 | 371,000 | 121.8136 | 45,192,846 |
| Total | 2,589,000 | 123.5464 | 319,861,559 |
All acquisitions have been carried out on Nasdaq Stockholm by ABG Sundal Collier on behalf of Castellum. Following the above acquisitions, Castellum’s holding of own shares as of 8 June 2026 amounts to 20,683,903 shares. The total number of shares in Castellum is 477,526,355.
A full breakdown of the transactions pursuant to Article 5.3 of MAR and Article 2.3 of the Safe Harbour Regulation is attached to this press release.
For more information, please contact:
Christoffer Strömbäck, CFO, Castellum AB, +46 70 249 72 55