Technical Analysis for the Afternoon Session of September 23: Anticipating the August 2025 Low Revisited

The VN-Index halted its downward trend as it approached the August 2025 low (around 1,600-1,630 points). Meanwhile, the HNX-Index experienced intense volatility, forming a Long Upper Shadow candlestick pattern.

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Technical Signals of VN-Index

During the morning trading session on September 23, 2025, the VN-Index halted its decline as it approached the previous August 2025 low (equivalent to the 1,600-1,630 point range).

Trading volume is expected to remain below the 20-day average as investors exercise caution.

Technical Signals of HNX-Index

During the morning trading session on September 23, 2025, the HNX-Index experienced strong volatility with a Long Upper Shadow candlestick pattern.

As the index has fallen below the Middle line of the Bollinger Bands, this level will act as resistance in the near term.

The HNX-Index is likely to retest the lower boundary of the Triangle pattern (equivalent to the 269-272 point range) this week.

ACB – Asia Commercial Bank

On the morning of September 23, 2025, ACB share prices reversed their trend, rising after four consecutive declining sessions. The stock is currently supported by the 50-day SMA, indicating reduced investor pessimism.

At present, ACB has rebounded after testing the 161.8% Fibonacci Projection level (equivalent to the 25,000-25,500 range), while the Stochastic Oscillator has entered the oversold territory. If the indicator provides a buy signal and moves above this range in upcoming sessions, the recovery prospects will be strengthened.

DCM – Petrovietnam Fertilizer and Chemicals Corporation

During the morning trading session on September 23, 2025, DCM share prices rebounded after five consecutive declining sessions, accompanied by a Harami Cross candlestick pattern, signaling weakened price volatility and reduced investor pessimism.

Additionally, the stock is forming a Falling Wedge pattern and is nearing the 38.2% Fibonacci Retracement level (equivalent to the 36,000-36,800 range).

With the Stochastic Oscillator in oversold territory, a buy signal and a move above this range would indicate imminent recovery prospects.

(*) Note: The analysis in this article is based on real-time data as of the end of the morning trading session. Therefore, the signals and conclusions are for reference only and may change after the afternoon session concludes.

Technical Analysis Department, Vietstock Advisory Division

– 12:04 September 23, 2025

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