Mark T. Uyeda

Rule Changes

Supported the proposal

The Securities and Exchange Commission (SEC) proposed amendments that would restore cross-trading of most fixed-income securities between registered funds and their affiliates. The practice has been largely restricted since 2020, when the agency's fund valuation rule effectively barred it.

Updated 1 hour ago

Rule Changes

Serving as commissioner

The Securities and Exchange Commission's transfer agent rules were written for a world of physical stock certificates and paper ledgers. On September 1, the agency proposed its first major overhaul of that framework in over four decades, explicitly asking how the rules should handle blockchain-based recordkeeping and tokenized securities.

Updated Sep 3

Rule Changes

First Asian Pacific American SEC commissioner

Caroline Crenshaw walked out of the SEC on January 2, 2026, leaving the agency with three commissioners—all Republicans—for the first time in nearly two decades. She was the lone vote against Bitcoin ETFs, the single dissent on 13 crypto approvals, and the industry's most consistent obstacle. Her departure didn't just tilt the commission. It erased the opposition.

Updated May 19

Rule Changes

Participated in opening remarks for the Dec. 15 roundtable

The SEC spent years telling crypto: "We can't see you, so we can't trust you." Now it's hosting a public, recorded forum on the most explosive question in the space: how much visibility regulators should demand—and how much privacy Americans should keep.

Updated May 15