STECH: COMPLETION OF SHARE BUYBACK PROGRAM IN CONNECTION WITH THE EMPLOYEE SHARE PURCHASE PLAN

21.9.2026 16:08:19 CEST | Soiltech ASA | Additional regulated information
required to be disclosed under the laws of a member state

Soiltech ASA (OSE: STECH)
Sandnes, Norway, 21 September 2026

Reference is made to the stock exchange announcements published by Soiltech ASA
on 3 September 2026 and 11 September 2026 regarding the Company's Employee Share
Purchase Plan (ESSP) and the related share buyback program.

Completion of the share buyback program

The Company has completed the share buyback program. During the period from 4
September up to and including 18 September 2026, the Company purchased a total
of 55,000 own shares for a total consideration of NOK 4,670,989, excluding
transaction costs.

The volume-weighted average purchase price was NOK 84.9271 per share.

The purchases were carried out as follows:

Date        | Number of shares | Average price (NOK) | Total consideration (NOK)
--------------------------------------------------------------------------------
04 Sep 2026 | 4,600            | 85.8000             | 394,680.00               
--------------------------------------------------------------------------------
07 Sep 2026 | 4,700            | 85.6383             | 402,500.00               
--------------------------------------------------------------------------------
08 Sep 2026 | 4,700            | 84.9234             | 399,140.00               
--------------------------------------------------------------------------------
09 Sep 2026 | 4,900            | 84.9265             | 416,140.00               
--------------------------------------------------------------------------------
10 Sep 2026 | 5,000            | 84.6579             | 423,290.00               
--------------------------------------------------------------------------------
11 Sep 2026 | 5,000            | 85.0000             | 425,000.00               
--------------------------------------------------------------------------------
14 Sep 2026 | 5,100            | 83.6960             | 426,849.60               
--------------------------------------------------------------------------------
15 Sep 2026 | 5,200            | 84.6115             | 439,979.80               
--------------------------------------------------------------------------------
16 Sep 2026 | 5,600            | 85.1375             | 476,770.00               
--------------------------------------------------------------------------------
17 Sep 2026 | 5,600            | 85.0000             | 476,000.00               
--------------------------------------------------------------------------------
18 Sep 2026 | 4,600            | 84.9217             | 390,639.82               
--------------------------------------------------------------------------------
Total       | 55,000           | 84.9271             | 4,670,989                

Following completion of the share buyback program, the Company holds 55,000 own
shares.

Allocation under the Employee Share Purchase Plan

Following completion of the share buyback program, 48,498 shares will be
transferred to the 98 employees participating in the Plan. The shares are
subject to an 18-month lock-up period.

The shares were allocated at a purchase price of NOK 73.8866 per share,
representing a 13% discount to the Company's volume-weighted average purchase
price of NOK 84.9271 per share. The number of shares allocated to each
participant will be rounded down to the nearest whole share.

The Company will publish a separate notification regarding acquisitions by
primary insiders under the Plan.

DISCLOSURE REGULATION

This information is subject to the disclosure requirements pursuant to Section
5-12 of the Norwegian Securities Trading Act.

CONTACTS

 * Jan Erik Tveteraas, CEO, Soiltech ASA 
 * Tove Vestlie, CFO / Investor Relations, Soiltech ASA,
   tove.vestlie@soiltech.no 

ABOUT SOILTECH ASA

Soiltech is an innovative technology company specializing in the treatment,
recycling and sustainable handling of contaminated water and solid waste on
site. Our technologies enable cost savings and lower CO2 emissions through waste
reduction, waste recovery and reuse. Soiltech operates world-wide and is
headquartered in Norway.

ATTACHMENTS

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https://kommunikasjon.ntb.no/ir-files/17849399/19074880/18151/Download%20announc
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