Finance · Markets
Taiwan Asset Managers Push to Overturn Trading-Day Mobile Phone Ban
Industry group studies proposal to allow cellphone use during market hours after two-year lockdown sparked retention concerns

KEY TAKEAWAYS
- ·Taiwan fund managers have been required to lock away mobile phones during trading hours since 2024 following insider trading indictments involving six former managers.
- ·The Securities Investment Trust and Consulting Association is studying a proposal to allow cellphone use, with company-issued devices and monitoring as a potential compromise.
- ·The ban applies only to buy-side portfolio managers, not bank traders or brokers, and has become a talent retention concern for asset management firms.
A Daily Ritual Under Scrutiny
Each morning before Taiwan's stock and bond markets open at 9am, portfolio managers at the island's investment firms perform a routine that would be unthinkable in most global financial centers: they surrender their mobile phones. The devices remain locked away until trading closes at 1:30pm, leaving managers unreachable for the better part of the workday.
The restriction, formalized in 2024, aims to prevent insider trading and front-running by individuals with access to market-sensitive information. It followed a wave of prosecutions that year, when authorities indicted six former fund managers from four separate firms for executing trades ahead of their funds using accounts registered to relatives and friends.
Now, the Securities Investment Trust and Consulting Association is examining a proposal that would reverse the ban, according to people with knowledge of the discussions. The move reflects growing frustration within Taiwan's asset management community over a rule that applies exclusively to buy-side portfolio managers while leaving bank traders, brokers, and insurance investment staff exempt.
The Cost of Isolation
The phone lockdown has created practical headaches that extend beyond professional inconvenience. Managers have been unable to respond to family emergencies or urgent personal matters during trading hours, multiple people familiar with the situation said. For an industry competing to attract and retain skilled professionals, the restriction has emerged as a top-tier concern.
Several asset management firms now view the ban as a competitive disadvantage in hiring, particularly when recruiting from international markets or from other parts of Taiwan's financial sector that face no equivalent constraint. The issue has risen to the top of the industry's policy agenda, with firms arguing that the measure is disproportionate and out of step with global practice.
The Financial Supervisory Commission has signaled openness to revisiting the rule, but only if the industry can propose robust internal controls to replace the blanket prohibition. The regulator has asked the association to develop supplementary safeguards that would satisfy compliance requirements while restoring phone access.
Company-Issued Devices as a Middle Path
One leading proposal under consideration would allow fund managers to use company-issued mobile phones during trading hours. Unlike personal devices, corporate phones would give firms the ability to monitor and archive calls, text messages, and app usage, creating an audit trail that could deter misconduct and aid investigations.
The association is currently gathering feedback from its member firms on this and other potential solutions. Any revised framework would need to balance operational flexibility with the regulatory imperative to protect market integrity, a challenge that has complicated similar debates in other jurisdictions.
The 2024 crackdown that prompted the original ban reflected broader enforcement priorities across Asia's financial regulators, many of which have tightened rules around personal trading and information barriers in recent years. Taiwan's approach, however, stands out for its blunt simplicity and its narrow application to a single segment of the investment industry.
Regional Context and Next Steps
Taiwan's asset management sector oversees a substantial pool of domestic savings, and its portfolio managers play a central role in allocating capital across the island's equity and fixed-income markets. The phone ban, while intended to safeguard those markets, has introduced friction at a time when the industry is navigating heightened competition for talent and increasing pressure to adopt technology-driven workflows.
The association's review is ongoing, and no timeline has been set for a formal recommendation to the FSC. Any change would require regulatory approval and would likely include transitional arrangements to ensure compliance systems are in place before phones return to trading desks.
For now, the morning lockup continues, a daily reminder of the regulatory response to past misconduct and the industry's effort to chart a more workable path forward.
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