Citic Securities analyst Tian Liang put the total at HK$250 billion in mainland investor assets sitting inside Futu Securities International, Tiger Brokers, and Longbridge Securities, the three Hong Kong brokerages the CSRC, China's regulator for mainland securities and futures markets, formally penalised on May 23, 2026 (the enforcement mechanism that captured them did not publicly exist before May 9). The CSRC confiscated all trading gains accrued through those cross-border operations and blocked mainland investors from adding positions or depositing funds at the three brokerages from June 12 onward. The inflow block takes effect June 12, 2026. The sell-down window runs to June 2028. The Futu account cannot receive new deposits. Every position in it can only be reduced.
The eight-agency joint plan approved by the State Council on May 9, a directive coordinating China's securities, banking, and foreign exchange regulators to eliminate unlicensed cross-border brokerage and fund operations, targets all such activity within two years, and the May 23 penalties are the first enforcement action under it. Financial Secretary Paul Chan, Hong Kong's chief budget and economic policy official, said on June 10 that Hong Kong would work to 'inspire the confidence' of Chinese authorities in the city's capital-flow framework -- an unusual formulation for a financial secretary whose prior public posture was that the framework managed itself. Chan's phrasing signals his office read the plan as something broader than three license violations. KPMG's first-quarter 2026 market review puts HK$110 billion raised across 40 listings in Q1 2026, the strongest start in five years, with 17 more listings targeting HK$5-6 billion in June alone. HKEX, Hong Kong's stock exchange operator, said through chief executive Bonnie Chan that the listing queue had hit a record high with more than 10 international firms in the pipeline. HKEX's Bonnie Chan confirmed the listing queue hit a record high, with more than ten international firms in the pipeline and seventeen subscriptions targeting HK$5–6 billion in June. The CSRC's June 12 inflow block is in force at three brokerages in the same city.
The eight-agency rectification plan runs to May 2028. Between now and then, Futu, Tiger, and Longbridge unwind HK$250 billion in mainland client positions at market prices across that span. On June 10, Chan was asked whether a second round of penalties was planned against other cross-border operators. He did not answer. The May 9 plan names three brokerages. The CSRC has not said the three are the last.