MSR Block Deal Drives VND 3,150B Foreign Net Buy on HOSE

Overview

Foreign investors recorded a net buy of VND 3,150.5 billion on the HOSE session, but the headline figure was almost entirely attributable to a single block transaction in Masan High-Tech Materials (MSR) valued at VND 3,239.8 billion. Stripping out block deals, foreign investors were net sellers for a seventh consecutive session at VND 230 billion, underscoring persistent offshore distribution pressure on Vietnamese equities. The VN-Index closed down 1% (19 points), with Vingroup (VIC) alone accounting for nearly 13 points of the decline.

Key Facts

• Foreign investors net bought VND 3,150.5 billion on HOSE, but net sold VND 150.6 billion on matched orders alone.
• A block deal in MSR worth VND 3,239.8 billion was executed between foreign buyers and domestic sellers.
• A separate block deal in SBT worth VND 160.3 billion was also foreign-bought from domestic investors.
• Excluding block deals, foreign net selling reached VND 230 billion, the seventh straight session of net sales.
• Total block transaction value reached VND 7,487.3 billion, up 86.1% and equal to 37.8% of total market turnover.
• The VN-Index fell 1% (19 points); VIC contributed nearly 13 points of the decline.
• Market liquidity remained low at VND 12,200 billion, roughly flat versus the prior session.

What Happened

Masan High-Tech Materials (MSR), listed on UPCOM, was the centre of the session’s largest block transaction at VND 3,239.8 billion, with foreign investors buying from domestic holders. A second block deal in SBT (VND 160.3 billion) and a foreign-to-foreign transfer in MWG (VND 171.4 billion) also featured. The article, citing market data, noted that total block transaction value reached VND 7,487.3 billion, up 86.1% from the prior session and accounting for 37.8% of total market turnover.

On matched orders, foreign investors net sold VND 150.6 billion. Their top net buys were concentrated in Retail and Information Technology, including VHM, HDB, PLX, MSN, FRT, VIB, FPT, GMD, VPI and MBB. Net sells were led by Banking and Financial Services, including TCB, VNM, PNJ, STB, GEE, VIC, VPB, BSR and GEX. Proprietary trading net sold VND 287.4 billion overall, though it net bought VND 80.5 billion on matched orders.

Market Context

The VN-Index fell 1% to its lowest level of the day, pressured by both foreign selling and weakness in VIC. Market breadth improved slightly in the closing auction to 177 decliners versus 186 advancers, suggesting some support at current prices. Liquidity remained thin at VND 12,200 billion, with morning volume down 11% before recovering in the afternoon as selling pressure met bottom-fishing demand. MSR closed at VND 58,600 on 1 October 2026 on UPCOM. The broader market has now fallen for four consecutive sessions this week, and the article flags a high probability of a technical rebound, though it cautions that the defensive stance remains warranted while foreign investors continue selling, VIC stays weak, and domestic cash flow is depleted.

Strategic Significance

The MSR block deal is notable for its size relative to the company’s UPCOM listing and for the fact that it was foreign-bought from domestic holders. For long-term investors, the transaction may signal strategic interest in Masan High-Tech Materials’ tungsten and advanced materials platform, though the article does not identify the buyer or the strategic rationale. The broader market signal is less encouraging: excluding block deals, foreign investors have now sold for seven straight sessions, and the VN-Index’s decline was concentrated in VIC, a heavyweight that has outsized index impact. The divergence between headline foreign net buying and underlying matched-order selling suggests that passive or block-driven flows are masking continued offshore risk reduction in Vietnamese equities.

What to Watch

• Disclosure of the MSR block deal buyer and any change in foreign ownership ratio.
• Whether foreign investors extend their matched-order selling streak beyond seven sessions.
• VIC’s price action and its contribution to VN-Index moves in coming sessions.
• Market liquidity trends, particularly whether turnover recovers above VND 12,200 billion.
• Any follow-up block deals in SBT, MWG or other large-cap names.