Hindustan Copper shares fell in early trade on 25 August as the government opened a 3% Offer for Sale at ₹514 per share. The discounted floor price and a possible additional 3% sale have put the PSU stock in focus.
Hindustan Copper Ltd shares were under pressure after the government’s Offer for Sale (OFS) opened for non-retail investors on Tuesday. The state-owned copper producer traded at ₹535.65 on the NSE at 9:34 am, down ₹38.50, or 6.71%, from the previous close.
The immediate trigger was the ₹514 per-share floor price for the government’s sale. Hindustan Copper had closed at ₹574.15 on the NSE on 24 August, placing the OFS floor price about 10.5% below the previous close.
DIPAM announced the proposed sale on 24 August. The President of India, acting through the Ministry of Mines, is the selling shareholder.
A 3% offer with a conditional second tranche
The government has offered 2,90,10,721 Hindustan Copper equity shares, representing 3% of the company’s issued and paid-up equity share capital.
It may also retain oversubscription for an additional 3% stake through a green-shoe option. If that option is exercised, the government could sell up to 6% of Hindustan Copper. The additional sale is conditional; the confirmed base offer remains 3%.
At the ₹514 floor price, the base offer has an indicative value of about ₹1,491 crore. If the full additional 3% option is exercised, the potential value could be about ₹2,982 crore. These are calculations based on the disclosed share count and floor price, rather than confirmed sale proceeds.
A green-shoe option in an OFS gives the seller the flexibility to accept bids beyond the original offer size. In this case, it allows the government to decide after demand is assessed whether to sell the additional 3% stake.
Why the floor price affected the stock
The OFS floor price is the minimum price at which investors can submit bids in the offer. Since Hindustan Copper’s floor price of ₹514 was below its 24 August NSE close of ₹574.15, investors had an immediate benchmark against which to assess the secondary-market price.
The early decline in HINDCOPPER reflects the market’s response to the discounted government sale and the prospect of additional share supply. It should not be read as a fresh update on the company’s business operations, earnings or production.
The secondary-market price can move separately from the OFS floor price as demand, OFS participation and wider market conditions change. The ₹514 figure applies to the OFS bidding process; it is not a forecast or a fixed trading price for Hindustan Copper shares.
Hindustan Copper operates in the metals and mining sector as a state-owned copper producer. For this trading session, however, the key catalyst is the government divestment process.
Bidding calendar and retail allocation
The OFS has separate bidding sessions for non-retail and retail participants. Non-retail investors can bid on 25 August, while retail investors and eligible employees can bid on 26 August.
The government has reserved 10% of the offer for retail investors. A further 25,000 shares have been earmarked for eligible employees.
| OFS item | Details |
|---|---|
| Base offer size | 2,90,10,721 shares, or 3% stake |
| Green-shoe option | Additional 3% stake |
| Maximum potential sale | Up to 6% stake |
| Floor price | ₹514 per share |
| Non-retail bidding | 25 August 2026 |
| Retail and employee bidding | 26 August 2026 |
| Bidding window | 9:15 am to 3:30 pm |
| Settlement date | 27 August 2026 |
| Retail reservation | 10% of the offer |
| Employee reservation | 25,000 shares |
Settlement for bids from both sessions is scheduled for 27 August because 26 August is a clearing holiday.
Retail investors looking to participate must meet the applicable broker and OFS requirements. Investors who wish to hold listed shares electronically generally need a demat account; they can open demat account online through an eligible depository participant or broker, subject to account-opening and participation conditions.
Eligible retail investors can place OFS bids through their broker’s stock trading platform during the retail bidding window on 26 August. Holding or opening a demat account does not assure allocation in the OFS.
Subscription demand is the next trigger
The scale of demand at the ₹514 floor price will be the next important development for the market. Subscription data will indicate investor appetite for the base offer and influence whether the government exercises the option to sell the additional 3% stake.
The final size of the divestment will be known after bidding and allocation. A sale of up to 6% remains possible, but only if there is oversubscription and the government chooses to retain bids under the green-shoe option.
The offer is being conducted through the stock-exchange OFS mechanism, under which a promoter offers listed shares through a disclosed price and allocation framework. NSE is the designated exchange for the Hindustan Copper transaction, with NSE Clearing designated as the clearing corporation.
For the immediate term, the relevant markers are the ₹514 floor price, the 25–26 August bidding schedule, retail participation on 26 August and the final decision on the additional 3% green-shoe option.

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