Standard Surfactants Ltd. Hits Lower Circuit on BSE, 28 October 2026

Standard Surfactants Ltd. (STDSFAC) is tagged to the detergents and soaps corner of FMCG, a label that says what the company does but not why its shares fell on 28 October 2026. The Standard Surfactants lower circuit came at Rs 138.8 on BSE, 5% under the previous close of Rs 146.1, and the stock was still locked there at the time of writing.

Market cap is Rs 120.7 crore, and this is the third session in a row at the band.

Key Takeaways

• Standard Surfactants Ltd. (STDSFAC) hit the lower circuit on BSE at Rs 138.8 on 28 October 2026.
• The session move was -5% against a previous close of Rs 146.1.
• Market capitalisation stood at Rs 120.7 crore with a PE ratio of 13.16.
• No official company announcement or verified catalyst was confirmed at the time of writing.
• A price band is an exchange trading rule, not a view on the company or a recommendation.

Key Market Data

All figures above are as of 28 October 2026, sourced from Univest market data for the BSE listing. Only fields present in the source for this session are shown.

Price Action and Trading Activity

Standard Surfactants Ltd. opened at Rs 150 on BSE, above the previous close of Rs 146.1, and that opening price was also the high of the day. The stock then slid to Rs 138.8, the day low and the lower circuit price.

The fall from the previous close was Rs 7.3, or -5%. Since all figures come from BSE alone, the open, the range and the band can be set side by side without adjustment.

Different exchanges can carry different bands and previous-close values, so this report keeps to one venue. The band limit for the session was Rs 138.8, the level the price reached.

Why Standard Surfactants Ltd. Hit Lower Circuit

Selling pressure carried Standard Surfactants Ltd. down to its exchange-defined price band. No official company announcement or verified external catalyst had been confirmed at the time of writing, which leaves price action and market sentiment as the main lens for the move.

A sector label is not a catalyst, so this article does not tie the decline to earnings, a corporate action, sector news or rumours. Any confirmed announcement that emerges later would be handled in a separate update.

The stock touched the lower circuit level of Rs 138.8 during the session.

What the Standard Surfactants Lower Circuit Means

A lower circuit is the lowest price at which an exchange band allows a stock to trade in a session. For Standard Surfactants Ltd., that level was recorded at Rs 138.8 on 28 October 2026.

Bands like this are meant to cap steep swings and keep trading in order. They describe how the market is built and offer no forecast of returns. Here the circuit records what occurred in the session and where the band was reached.

Standard Surfactants Ltd. Fundamentals and Valuation

Market data adds detail beyond the price move. Standard Surfactants Ltd. had a PE ratio of 13.16 and a PB ratio of 3.1, with book value of Rs 47.16, EPS of 11.1 and a market cap of Rs 120.7 crore. These readings are descriptive and do not make up a buy, sell or hold view.

At a PB ratio of 3.1, the market valued the company above its reported book value per share. Such a premium can come from growth expectations or asset quality, or from thin trading in a smaller counter.

A comparison with sector peers can frame these ratios, but it cannot explain a single day’s fall on its own. Ratios and the price event are best kept separate, and valuation and returns still need their own review.

Peer and Sector Context

Standard Surfactants Ltd. belongs to the Detergents & Soaps industry within the FMCG sector. The peer table below uses available companies from the same sector or industry to give broader valuation context.

Several of these peers are far larger by market capitalisation than Standard Surfactants Ltd. Size differences change liquidity and cost of capital, so the table is sector context rather than a like-for-like ranking.

Standard Surfactants Ltd.’s PE ratio was 13.16, compared with an available peer PE average of 199.64, calculated from the 5 peer companies that had a PE on record. This comparison is a valuation reference point, not a recommendation.

Technical Snapshot

The technical snapshot adds context: RSI was 38.46, the 50-day moving average was 167.8 and the 200-day moving average was 82.73.

What Readers Should Know

The established fact is that Standard Surfactants Ltd. reached the lower circuit on BSE at Rs 138.8 on 28 October 2026, a -5% day move.

The practical limit after a session like this is execution. Sell orders stack up at the band with few buyers, so an exit at the quoted price may not be possible. Separately, no official catalyst had been confirmed at the time of writing, and a sector comparison cannot fill that gap.

A lower circuit works as a market update, not a conclusion by itself. Heavy selling at the band is a near-term signal only, and any deeper review has to take in the business, valuation, liquidity, risk and confirmed company disclosures.

Frequently Asked Questions

Why did Standard Surfactants Ltd. hit lower circuit on 28 October 2026?

The stock reached its lower price band after selling pressure during the session. No official company announcement or verified external catalyst was confirmed at the time of writing.

What was STDSFAC share price on 28 October 2026?

The last traded price used in this article was Rs 138.8 on BSE. That price matched the lower circuit price captured for the event.

What was the lower circuit price for STDSFAC?

The lower circuit price was Rs 138.8. The stated exchange lower circuit limit was Rs 138.8. The event numbers in this article are aligned to BSE.

What is Standard Surfactants Ltd.’s market cap and PE ratio?

Standard Surfactants Ltd.’s market cap was Rs 120.7 crore. PE ratio was 13.16.

Which exchange and data source were used?

The selected exchange was BSE. The article uses Univest market data available at the time of generation, captured on 28 October 2026.

Does hitting a lower circuit mean Standard Surfactants Ltd. is a buy or a sell?

No. A circuit is an exchange price-band rule that caps how far a stock can move in a single session. It carries no view on valuation or business quality and is not a recommendation. Any decision should rest on fundamentals, valuation, liquidity and your own risk tolerance.

Can you buy or sell Standard Surfactants Ltd. shares when the stock is at the lower circuit?

It is usually difficult. At the lower circuit, sell orders queue up with few buyers, so exiting at the quoted price may not be possible. Orders can stay unfilled until buying interest returns.

What happens the next trading session after a lower circuit?

There is no fixed outcome. The band resets each session, so the stock can open freely, hit the same band again, or reverse. The exchange can also revise the applicable band width. The useful signals to watch are whether the company files any disclosure explaining the move.

What is the lower circuit limit set at for Indian stocks?

Exchange price bands are commonly set at 2%, 5%, 10% or 20% depending on the security, and the applicable band can be revised by the exchange. For Standard Surfactants Ltd. the stated limit was Rs 138.8. For this session, Standard Surfactants Ltd. moved -5%.