Simplex Castings Company Secretary Resignation Effective June 2026

Nature of the Event: Resignation of the Company Secretary and Compliance Officer.

Key Quantitative Figures & Details:

• The Company Secretary and Compliance Officer, Ms. Sakshi Jain (Membership Number: A73319), has resigned from her post.
• The resignation is effective from the close of business hours on June 1, 2026.

Parties Involved:

• The resigning individual: Ms. Sakshi Jain, Company Secretary and Compliance Officer.
• The company: Simplex Castings Limited.
• The recipient exchanges: BSE Limited and Calcutta Stock Exchange.
• The signatory for the company: Sangeeta Ketan Shah, Managing Director (DIN: 05322039).

Purpose or Stated Rationale:

The stated reason for the resignation, as provided by Ms. Jain, is "to pursue other career opportunity."

Regulatory References:

The disclosure is made under:

• Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015.
• SEBI Master Circular No. SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024, as amended.

Financial or Operational Impact:

No financial or operational impact is quantified in the disclosure.

Confirmation from Resigning Officer:

Ms. Sakshi Jain has confirmed in her resignation letter, which was attached to the filing, that "there are no material reasons for my resignation other than those mentioned above" (i.e., pursuing other career opportunities).