CAR Tri Viet Education Jumps 763% After Chairwoman Sells 15.9% Stake

Overview

Shares of Tri Viet Education Group (CAR, HNX) have risen 763% since the start of September, closing at VND 117,400 on 5 November after a fourth consecutive ceiling session. The surge followed the exit of former chairwoman Nguyen Thuy Thuong, who sold her entire 15.9% stake between 27 August and 4 September, and the appearance of new individual shareholders on the register. The company has told HNX that no undisclosed event or project explains the price action.

Key Facts

• CAR closed at VND 117,400 on 5 November, up 9.93% and at the daily ceiling, its fourth straight ceiling session; only 2,000 shares traded.
• The stock is up 763% since the start of September, lifting market capitalization from about VND 76 billion to more than VND 653 billion.
• October alone delivered a 330% gain, from VND 18,700 to VND 80,400, the strongest monthly advance on HNX.
• From 29 September to 14 October, CAR rose for 12 consecutive sessions to VND 47,500, a 207% gain, including nine straight ceiling sessions from 29 September to 9 October.
• Nguyen Thuy Thuong, chairwoman from 2017 and CEO from 2019 to April 2022, sold all 884,950 shares, equal to 15.9% of charter capital, citing portfolio restructuring.
• Relatives also sold: Do Quoc Hung divested 204,600 shares (3.68%) and Nguyen Hoang Tho sold 75,400 shares, retaining 122,600 shares (2.2%).
• Fibo Invest JSC and IB Plus Investment and Consulting JSC both cut their holdings sharply between June and September and left the major-shareholder list.

What Happened

On 6 October, Tri Viet Education Group sent a written explanation to the HNX after five consecutive ceiling sessions, stating that governance, teaching and education-service operations remained normal and that no unusual event had affected business results. The company also said it held no undisclosed project or inside information that could directly cause the sharp price increase. The filing followed a period of heavy shareholder restructuring.

Nguyen Thuy Thuong, who chaired the board from 2017 and served as CEO from 2019 to April 2022, sold her full 884,950-share position between 27 August and 4 September, equal to 15.9% of charter capital, for portfolio restructuring. Family members sold in the same window, and former chief accountant Dao Thi Thanh Ha sold 208,560 shares on 17 August before being replaced by Nguyen Vinh Quan on 9 October. Institutional holders Fibo Invest and IB Plus also reduced their positions between June and September and dropped off the major-shareholder list. Vo Thai Phong now chairs the board, with Thuong remaining a board member. The article does not disclose the identity or aggregate holdings of the new individual shareholders.

Market Context

CAR trades on the HNX, Vietnam’s smaller, less liquid secondary board, where thin free floats can amplify price moves. Daily matching volume of just 2,000 shares on 5 November illustrates the liquidity constraint: a market capitalization above VND 653 billion is being set by very few transactions. The 330% October gain made CAR the strongest performer on the HNX for the month, a move that coincided with, rather than followed, the disclosure of the ownership changes.

Strategic Significance

For long-term investors, the central issue is that the re-rating is not anchored to any disclosed change in earnings, assets or strategy. Tri Viet has explicitly stated that operations are unchanged and that no undisclosed project exists, which leaves the ownership transition as the only identifiable catalyst. A register dominated by new individual holders, after the exit of the founder-chair and the long-standing institutional backers, raises questions about board continuity and the strategic direction of an education operator whose value should ultimately rest on enrollment, tuition revenue and campus capacity. Until those operating metrics are disclosed, the share price reflects supply and demand in a thin market rather than a measurable change in the business.

What to Watch

• Disclosure of the new individual shareholders’ identities and aggregate holdings, and whether any crosses the 5% major-holder threshold.
• The next HNX explanation request or warning, given the exchange’s scrutiny of consecutive ceiling sessions.
• Third-quarter and full-year 2026 results, including enrollment and tuition-revenue figures, to test whether fundamentals support the valuation.
• Any further board or management changes following the October replacement of the chief accountant.
• Daily matching volume and foreign-ownership data, as indicators of whether the rally is broadening beyond a handful of trades.