CTG Leads Proprietary Desk Net Buying as Brokers Add VND 275B on HoSE

Overview

Securities firms’ proprietary trading desks net bought VND 275 billion on the Ho Chi Minh Stock Exchange (HOSE) on Monday, October 19, with VietinBank (CTG) accounting for VND 230 billion of that total. The buying came on a down day for the market, with the VN-Index falling 16.07 points (-0.94%) to close at 1,689.84 as selling pressure intensified in the afternoon session.

Key Facts

• Proprietary desks net bought VND 275 billion on HOSE on October 19.
• CTG led net buying at VND 230 billion, followed by KBC (VND 134 billion) and VPB (VND 133 billion).
• Other net buys: MSN (VND 45 billion), FPT (VND 35 billion), VIC (VND 26 billion), MWG (VND 20 billion), VHM and STB (VND 13 billion each), HPG (VND 11 billion).
• ACB saw the heaviest net selling at VND 221 billion, followed by FRT at VND 144 billion.
• Additional net sells: MSB (-VND 15 billion), TCB (-VND 14 billion), HVN (-VND 11 billion), VCB and MBB (-VND 9 billion each), E1VFVN30 (-VND 4 billion), PVT (-VND 3 billion), GEX (-VND 2 billion).
• The VN-Index closed at 1,689.84, down 0.94% on the session.
• CTG closed at VND 30,500 on October 19.

What Happened

Proprietary trading activity at Vietnamese securities companies tilted net positive on HOSE for the October 19 session, with aggregate net buying of VND 275 billion, according to market data reported by Nhip Song Thi Truong. The flow was concentrated: CTG alone drew VND 230 billion, roughly 84% of the total net buy figure, with KBC and VPB adding VND 134 billion and VND 133 billion respectively.

The buying occurred against a weaker tape. The VN-Index slipped below the 1,700-point level and finished at 1,689.84, down 0.94%, as afternoon selling accelerated. On the sell side, ACB recorded the largest net outflow at VND 221 billion, with FRT next at VND 144 billion. Smaller net sells appeared in MSB, TCB, HVN, VCB, MBB, PVT and GEX. The article does not disclose the notional value of individual transactions or the identity of the specific securities firms behind the flows.

Market Context

CTG trades on HOSE and closed at VND 30,500 on October 19. The proprietary flow into the stock stands out because it ran counter to the broader index direction, with the VN-Index losing ground on the same session. Banking names featured on both sides of the ledger, with CTG, VPB and STB bought while ACB, MSB, TCB, VCB and MBB were sold, suggesting the desks were rotating within the sector rather than adding uniform banking exposure. KBC, a real-estate and industrial-park name, and VPB also attracted meaningful inflows.

Strategic Significance

Proprietary desk flows are a short-horizon signal, not a fundamental one, and the concentration in CTG means a single desk decision can move the aggregate figure. For long-term holders, the more useful read is the intra-sector split: desks added to CTG and VPB while trimming ACB, TCB, VCB and MBB, which points to relative-value positioning among banks rather than a sector-wide call. The VND 230 billion CTG buy is small relative to the bank’s market capitalisation and should be treated as a sentiment indicator, not a re-rating catalyst. The article does not disclose the holding period or whether the positions were hedged.

What to Watch

• Daily proprietary trading disclosures from HOSE for the following sessions to see whether the CTG inflow persists or reverses.
• Foreign-investor net flow data for CTG, given the separate foreign_flow classification and reported USD 11 million net figure.
• Third-quarter earnings releases from VietinBank and the other banks on both sides of the flow.
• VN-Index behaviour around the 1,700-point level, which the index failed to hold on October 19.
• Any regulatory filing or disclosure clarifying whether the ACB and FRT selling reflects portfolio rebalancing or a directional view.