Ken Leech, former co-chief investment officer of Western Asset Management, pleaded guilty on 12 June 2026 to obstructing a federal investigation into an alleged $600 million cherry-picking scheme, entering his plea in federal court in Manhattan hours before his trial was scheduled to begin on 15 June and avoiding what would have been one of the most closely watched securities fraud prosecutions of the year.
Under an agreement with the US Department of Justice, the remaining criminal fraud charges against Leech will be dropped following the obstruction plea. The original charges, filed in November 2024, alleged that Leech orchestrated a scheme improperly allocating profitable trades to favoured portfolios at Western Asset Management over an extended period.
Ken Leech, former co-chief investment officer of Franklin Templeton’s Western Asset Management, pleaded guilty on 12 June 2026 to obstructing a federal investigation into an alleged $600 million cherry-picking scheme after his trial was scheduled to begin on 15 June 2026.
The guilty plea follows Western Asset Management’s agreement last week to pay a $100 million civil penalty to the Securities and Exchange Commission. In its settlement filing, the SEC stated that Western — which had approximately $229 billion in assets under management as of March 2026 — had failed to take reasonable steps to detect and prevent Leech’s conduct and was aware that his trading and allocation practices diverged from those of other portfolio managers. The combination of criminal proceedings and a nine-figure civil penalty against the same institution underlines the SEC’s sustained enforcement posture on trade allocation oversight failures.
The financial consequences for Franklin Templeton, which owns Western, have been severe. Western has posted more than $150 billion of long-term net outflows since Leech was charged in 2024. Franklin Templeton’s second-quarter results showed $4.1 billion of outflow from Western specifically, against group-wide long-term net inflows of $17 billion across public and private markets.
For in-house counsel and compliance officers at asset managers the case establishes a clear supervisory liability framework. The SEC’s explicit finding that Western was aware of divergent trading practices but failed to act creates a precedent that knowledge of anomalous conduct combined with inaction constitutes a failure of supervisory obligation regardless of whether the firm directly participated in the underlying scheme. Law firms advising institutional asset managers — including those with substantial UK-regulated operations under FCA oversight — will need to review trade allocation monitoring systems, escalation protocols and CIO-level supervision frameworks in light of the SEC’s settlement language.
The Leech case joins a growing line of SEC enforcement actions in which the regulator has pursued both the individual and the institution simultaneously. The DOJ’s decision to accept an obstruction plea and drop the substantive fraud charges reflects the practical considerations of complex securities litigation but does not diminish the compliance burden the civil settlement places on Western and its industry peers.