Washington · Established 2026

The Potomac Ledger

Tracking Washington Stock Trades · Decoded Each Week

Stock · Financial Services

MarketAxess Holdings, Inc. MKTX

Who in Washington is trading it · Feb 10 – May 20

U.S. members of Congress and senior executive-branch officials must disclose their trades in MarketAxess Holdings, Inc. (MKTX) under the STOCK Act and federal ethics rules. Below is every disclosed MKTX trade we track — who traded it, when it was disclosed, and the disclosed dollar range. Figures are disclosed ranges; disclosure dates lag the trade by 30–45 days.

10Disclosed trades
4Officials
0/2Buys / Sells
$10K–$150KDisclosed $ volume
10/0Congress / Exec
5Flagged overlap

Who has traded MKTX

Recent disclosed MKTX trades

OfficialDisclosedTxnAmountFlags
Josh GottheimerMay 20SELL$1K–$15KConflict
Julie JohnsonMar 12s$1K–$15K
Julie JohnsonFeb 12p$1K–$15K
Thomas H TubervilleNov 10SELL$1K–$15K
Josh GottheimerDec 13s$1K–$15KConflict
Hon. Susie LeeJun 14s$1K–$15K
Josh GottheimerApr 21s (partial)$1K–$15KConflict
Josh GottheimerApr 21s (partial)$1K–$15KConflict
Josh GottheimerApr 21s (partial)$1K–$15KConflict
Hon. Susie LeeFeb 10p$1K–$15K