TR-1: Standard form for notification of major holdings 1. Issuer Details ISIN BMG702782084 Issuer Name PETRA DIAMONDS LIMITED UK or Non-UK Issuer Non-UK 2. Reason for Notification An acquisition or disposal of voting rights; An event changing the breakdown of voting rights 3. Details of person subject to the notification obligation Name Azvalor Asset Management SGIIC SA City of registered office (if applicable) Madrid Country of registered office (if applicable) Spain 4. Details of the shareholder Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above City of registered office (if applicable) Country of registered office (if applicable) 5. Date on which the threshold was crossed or reached 16-Oct-2026 6. Date on which Issuer notified 19-Oct-2026 7. Total positions of person(s) subject to the notification obligation +----------------+-----------+------------------+---------+-----------+ |. |% of voting|% of voting rights|Total of |Total | | |rights |through financial |both |number of | | |attached to|instruments (total|in % (8.A|voting | | |shares |of 8.B 1 + 8.B 2) |+ |rights held| | |(total | |8.B) |in issuer | | |of 8.A) | | | | +----------------+-----------+------------------+---------+-----------+ |Resulting |13.934000 |0.000000 |13.934000|49416725 | |situation on the| | | | | |date on | | | | | |which threshold | | | | | |was crossed or | | | | | |reached | | | | | +----------------+-----------+------------------+---------+-----------+ |Position of |15.018400 |0.000000 |15.018400| | |previous | | | | | |notification | | | | | |(if applicable) | | | | | +----------------+-----------+------------------+---------+-----------+ 8. Notified details of the resulting situation on the date on which the threshold was crossed or reached 8A. Voting rights attached to shares +------------+----------------+------------------+-------------+-------------+ |Class/Type |Number of direct|Number of indirect|% of direct |% of indirect| |of shares |voting rights |voting rights |voting rights|voting rights| |ISIN code(if|(DTR5.1) |(DTR5.2.1) |(DTR5.1) |(DTR5.2.1) | |possible) | | | | | +------------+----------------+------------------+-------------+-------------+ |BMG702782084|49416725 | |13.934000 | | +------------+----------------+------------------+-------------+-------------+ |Sub Total |49416725 |13.934000% | |8.A | | | +------------+----------------+------------------+-------------+-------------+ 8B1. Financial Instruments according to (DTR5.3.1R.(1) (a)) +----------+----------+---------+-----------------------------------+------+ |Type of |Expiration|Exercise/|Number of voting rights that may be|% of | |financial |date |conve |acquired if the instrument is |voting| |instrument| |rsion |exercised/converted |rights| | | |period | | | +----------+----------+---------+-----------------------------------+------+ | | | | | | +----------+----------+---------+-----------------------------------+------+ |Sub Total | | | | |8.B1 | | | | +----------+----------+---------+-----------------------------------+------+ 8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b)) +--------------+----------+--------------+-----------+---------+------+ |Type of |Expiration|Exercise/conve|Physical or|Number of|% of | |financial |date |rsion period |cash |voting |voting| |instrument | | |settlement |rights |rights| +--------------+----------+--------------+-----------+---------+------+ | | | | | | | +--------------+----------+--------------+-----------+---------+------+ |Sub Total 8.B2| | | | +--------------+----------+--------------+-----------+---------+------+ 9. Information in relation to the person subject to the notification obligation 1. Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer. +-----------+-----------+------------------+-----------+----------------+ |Ultimate |Name of |% of voting rights|% of voting|Total of both if| |controlling|controlled |if it equals or is|rights |it equals or is | |person |undertaking|higher than the |through |higher than the | | | |notifiable |financial |notifiable | | | |threshold |instruments|threshold | | | | |if it | | | | | |equals or | | | | | |is higher | | | | | |than the | | | | | |notifiable | | | | | |threshold | | +-----------+-----------+------------------+-----------+----------------+ | | | | | | +-----------+-----------+------------------+-----------+----------------+ 10. In case of proxy voting Name of the proxy holder The number and % of voting rights held The date until which the voting rights will be held If date does not apply, explain below 11. Additional Information 12. Date of Completion 13. Place Of Completion MADRID This information was brought to you by Cision http://news.cision.com https://news.cision.com/petra-diamonds-limited/r/notification-of-major-holdings,c4413060