Ackerstein Group Ltd. — Regulatory Filings 2026

Feb 11, 2026

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February 11, ²⁰²⁶ Ackerstein Group Ltd.

("the Company")

To Israel Securities Authority via MAGNA

To

The Tel Aviv Stock Exchange Ltd. via MAYA

Subject: Ackerstein House – Town Plan Approval

Further to what is stated in Section 9.13 in Part A (Description of the Company's Business) of the Company's Periodic report for the year 2025, which was published on March 11, 2025 (Reference No.: 2025-01-016089) (hereinafter: the "Periodic report") regarding Ackerstein House, an office building located in the Herzliya Pituach industrial zone which is owned by the Company (hereinafter: "Ackerstein House"), the approval of a comprehensive outline plan for the area where Ackerstein House is located (hereinafter: the "Comprehensive Plan"), and the promotion of a detailed outline plan (Town Plan) by the Company in accordance with the planning framework of the Comprehensive Plan (hereinafter: the "Town Plan"), the Company is pleased to update that on February 11, 2026, the Town Plan was published for validation, within which are included rights for the establishment of a building with a total area of 28,344 square meters, in mixed-use, of which 24,299 square meters are offices, 750 square meters are commercial, and 2,350 square meters are offices or residential , and this within the framework of the demolition of Ackerstein House and the construction of a new building in its place. For further details regarding Ackerstein House see Section 9.13 in Part A of the Periodic report. 1 2

Sincerely,

Ackerstein Group Ltd.

By: Amit Lang, CEO

and Saar Egozi, General Counsel

¹ The building has a total area of approximately 9,000 square meters (5,795 square meters of office space, two floors for an underground parking lot including 133 parking spaces, about 786 square meters of warehouses, and a balance of rights of about 1,000 square meters for utilization). The Group uses about 29.5% of the building for its needs (headquarters and offices) while the remainder of the asset is leased to third parties. As of September 30, 2025, the asset is leased at approximately 68% occupancy.

² It is clarified that in accordance with the Town Plan, the residential areas in an area of 2,350 square meters can be converted to office space. According to the Town Plan, the said residential areas include 47 housing units, with the possibility of increasing the number of housing units by an additional 12 units, without changing the total area.