Buy-back of shares in Castellum 29 April–8 May 2026
Castellum AB (LEI code: 549300GU5OHTR1T5IY68) (“Castellum”) has during the period from 29 April to 8 May 2026 repurchased, in total, 2,382,722 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) |
| 29/04/2026 | 160,000 | 117.7952 | 18,847,232 |
| 30/04/2026 | 155,000 | 117.7890 | 18,257,295 |
| 04/05/2026 | 338,722 | 117.5941 | 39,831,709 |
| 05/05/2026 | 385,000 | 119.1110 | 45,857,735 |
| 06/05/2026 | 456,000 | 122.3686 | 55,800,082 |
| 07/05/2026 | 448,000 | 121.7117 | 54,526,842 |
| 08/05/2026 | 440,000 | 121.2402 | 53,345,688 |
| Total | 2,382,722 | 120.2266 | 286,466,582 |
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 May 2026 amounts to 13,034,903 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, Acting CFO and Acting Head of Transactions, Castellum AB, +46 70 249 72 55