Director/PDMR Shareholding
NIOX Group plc announced that its Chief Financial Officer, Sarah Duncan, engaged in several share transactions on May 28th and 29th, 2026. On May 28th, she sold 34,219 ordinary shares at 58.40 pence each and repurchased 34,139 shares at 58.50 pence each into her ISA. On May 29th, she sold an additional 33,916 ordinary shares at 59.00 pence each, and her spouse, James Duncan, purchased 34,127 ordinary shares at 58.60 pence each into his ISA. Following these transactions, Sarah Duncan's total shareholding, including those held by her husband, is 137,145 ordinary shares, representing 0.03% of the company's issued share capital.
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NIOX Group plc (AIM: NIOX) notifies that on 28 May 2026, its Chief Financial Officer, Sarah Duncan, sold 34,219 ordinary shares of 0.08 pence each in the Company ("Ordinary Shares") from her share dealing account at a price of 58.40 pence per Ordinary Share and subsequently repurchased 34,139 Ordinary Shares into her ISA at 58.50 pence per Ordinary Share.
In addition, on 29 May 2026, Sarah Duncan sold 33,916 Ordinary Shares from her share dealing account at a price of 59.00 pence per Ordinary Share. On the same date, James Duncan, Sarah Duncan's spouse and therefore a Person Closely Associated ("PCA"), purchased 34,127 Ordinary Shares into his ISA at a price of 58.60 pence per Ordinary Share.
Resulting interests
Following these transactions, Sarah Duncan's total reportable shareholding in the Company is 137,145 Ordinary Shares (including those held in her husband's name), which equates to 0.03% of the Company's issued share capital.
Additional detail is provided below in accordance with the requirements of UK MAR.
| 1. | Details of the person discharging managerial responsibilities / person closely associated | |||||
| a. | Name | Sarah Duncan | ||||
| 2. | Reason for the notification | |||||
| a. | Position/status | Chief Financial Officer | ||||
| b. | Initial notification /Amendment | Initial notification | ||||
| a. | Name | NIOX Group plc | ||||
| b. | LEI | 2138006YAT138TOGA556 | ||||
| a. | Description of the Financial instrument, type of instrument Identification code | Ordinary Shares of 0.08p each GB00BJVD3B28 | ||||
| b. | Nature of the transaction | Sale of Ordinary Shares and repurchase of Ordinary Shares into ISA | ||||
| c. | Price(s) and volume(s) | Price(s) Volume(s) 58.40 p (sale) 34,219 58.50 p (purchase) 34,139 | ||||
| d. | Aggregated information · Aggregated volume · Price | n/a | ||||
| f. | Place of the transaction | London Stock Exchange, AIM | ||||
| 2. | Details of the person discharging managerial responsibilities / person closely associated | |||||
| a. | Name | Sarah Duncan | ||||
| 5. | Reason for the notification | |||||
| a. | Position/status | Chief Financial Officer | ||||
| b. | Initial notification /Amendment | Initial notification | ||||
| a. | Name | NIOX Group plc | ||||
| b. | LEI | 2138006YAT138TOGA556 | ||||
| a. | Description of the Financial instrument, type of instrument Identification code | Ordinary Shares of 0.08p each GB00BJVD3B28 | ||||
| b. | Nature of the transaction | Sale of Ordinary Shares | ||||
| c. | Price(s) and volume(s) | Price(s) Volume(s) 59.0 p (sale) 33,916 | ||||
| d. | Aggregated information · Aggregated volume · Price | n/a | ||||
| f. | Place of the transaction | London Stock Exchange, AIM | ||||
| 3. | Details of the person discharging managerial responsibilities / person closely associated | |||||
| a. | Name | James Duncan | ||||
| 8. | Reason for the notification | |||||
| a. | Position/status | PCA of Sarah Duncan, Chief Financial Officer | ||||
| b. | Initial notification /Amendment | Initial notification | ||||
| a. | Name | NIOX Group plc | ||||
| b. | LEI | 2138006YAT138TOGA556 | ||||
| 10. | Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted | |||||
| a. | Description of the Financial instrument, type of instrument Identification code | Ordinary Shares of 0.08p each GB00BJVD3B28 | ||||
| b. | Nature of the transaction | Purchase of Ordinary Shares in ISA | ||||
| c. | Price(s) and volume(s) |
| ||||
| d. | Aggregated information · Aggregated volume · Price | n/a | ||||
| f. | Place of the transaction | London Stock Exchange, AIM |
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