Acquisition | GULF ISLAND FABRICATION INC | 19th January 2026

Initially announced on November 7, 2025 IES HOLDINGS INC made a cash offer for GULF ISLAND FABRICATION INC of USD 12 per GULF ISLAND FABRICATION INC share held. GULF ISLAND FABRICATION INC shareholders approved the Acquisition on January 13, 2026. Pending the completion of customary closing conditions, the Acquisition is expected to be completed on January 19, 2026. Trading in shares of GULF ISLAND FABRICATION INC is expected to be halted effective January 16, 2026. In the absence of an active market, the last close price will reflect the Deal Terms of the transaction.

The treatment below will be applied to the following indices:

• GULF ISLAND FABRICATION INC will be removed from the Index.
• The weight of GULF ISLAND FABRICATION INC (GIFI.OQ) based on its last close price will be distributed pro rata to remaining Index constituents.
• Effective Date (open): 19/01/2026

Solactive US Extended Broad Market Index (GTR)