Unusual Movements in BSE 500 Stocks: March 10

Nalco(+6.7%)/Hindalco(+6.4%)/VEDL(+4.7%) : Qatalum, a major aluminium smelter jointly owned by Hydro and Qatar Aluminium Manufacturing Co., has started a controlled shutdown of its aluminium production after its gas supplier signalled a forthcoming halt in gas supply.

Natco Pharma(+5.2%): Shares of Natco Pharma Ltd. gained after the company said it has, along with its partner Breckenridge Pharmaceutical, launched Pomalidomide capsules, a generic version of Pomalyst by Celgene in the US market.

Mazagon Dock (+4.3%): According to some sources, Mazagon Dock Shipbuilders has rumored to have been awarded a substantial ₹99,000 crore contract by the Indian Navy, representing a major business win for the state-owned shipbuilder. The contract value significantly exceeds the company’s current market capitalization of ₹80,000 crore, highlighting the deal’s substantial scale and potential impact on the company’s future revenue streams.  Company has still not commented on the deal yet.

MRPL(+4.2%): According to various media reports, China’s government has told the country’s oil refiners to suspend exports of diesel and gasoline due to the ongoing US-Iran war, which has prevented the arrival of crude from West Asia due to safety concerns around the Strait of Hormuz.

Petronet (-9.5%) / MGL (-8.2%)/ GAIL (-5.2%) : Shares of oil & gas companies fell  as Qatar, India’s largest supplier of imported natural gas, has declared force majeure on deliveries following a halt in production in the wake of an Iranian drone strike.

Aegis Vopak (-5.3%): Share remained under pressure as it reacted sharply to rising crude oil prices and fresh concerns around the Strait of Hormuz.

GRSE (+5.7%): Shares rose after it signed an MoU with Kalyani Strategic Systems, a Bharat Forge subsidiary, to jointly develop indigenous naval and maritime defence technologies. The collaboration will focus on ship propulsion systems, unmanned platforms and advanced maritime solutions for domestic and global markets, supporting India’s defence indigenisation efforts.

RCF (+11.1%) / Chambal Fert (+6.2%) / Deepak Fert (+5.7%) : India’s fertilizer companies gained after the government issued the Natural Gas Regulation Order, 2026. As per the order, the Natural Gas supply to fertilizer plants, will be capped at 70% of the last six-month average. The order also goes on to state that the units will not use the gas supplied to them for any other purpose, other than the production of fertilisers.

Dixon Tech(+5.7%): Shares of Dixon Technologies (India) rose after the company said it had secured approval from the Ministry of Electronics and Information Technology (MeitY) for its proposed joint venture with HKC Overseas under Press Note 3 of 2020, clearing a key regulatory requirement for its planned entry into display technology manufacturing.