Senate Democrats on Wednesday blocked legislation aimed at restricting stock trading by members of Congress, rejecting what they described as a superficial Republican effort to capitalize on public distrust of lawmakers ahead of the November midterm elections.

The Stop Insider Trading Act, passed by the House in July, would prohibit members of Congress and their spouses or family members from purchasing individual stocks. However, it permits those who already own such stocks to continue trading them under enhanced disclosure requirements. The bill notably does not extend any restrictions to the president or vice president.

The measure required a 60-vote threshold to advance but fell short in a party-line 53-47 vote. The outcome was largely foregone after Republicans added a voter ID provision that has been repeatedly blocked in the Senate and is opposed by many Democrats and some Republicans.

Democrats argued that even without the voter ID amendment, they would have opposed the bill because it fails to fully address voter demands for a comprehensive ban on congressional stock trading. Senate Minority Leader Chuck Schumer of New York dismissed the legislation as “toothless” and ineffective, pointing to the absence of restrictions on high-profile figures such as former President Donald Trump, who reportedly made thousands of stock trades in the past year. Schumer characterized the bill as a “last-ditch effort to save face” but said it would not assuage public concerns.

The Campaign Legal Center, a nonpartisan watchdog group, also criticized the bill for not banning members of Congress from trading stocks outright, warning it would do little to alleviate widespread distrust surrounding lawmakers’ financial activities.

Republican leaders pushed the bill as a measure to increase transparency and accountability. Senate Majority Leader John Thune of South Dakota described the proposal as a straightforward step to require public disclosure of stock transactions by legislators and their families. Senator Pete Ricketts of Nebraska emphasized the need to restore public confidence in both chambers of Congress.

In the House, Republicans who supported similar legislation have leveraged it in campaign messaging. In Iowa, outside groups backing Representative Zach Nunn have aired advertisements portraying the bill as an effective safeguard against corruption, though critics say those claims overstate its provisions.

Concerns over congressional stock trading have emerged as a prominent issue in the 2024 midterm campaigns. Both parties have used it to paint opponents as out of touch or unethical, with numerous attack ads aired in battleground states including Florida, Virginia, Texas, Ohio, Alaska, and North Carolina.

Recent analyses have shown that approximately one-quarter of current lawmakers traded individual stocks during this congressional session, with reported total transactions ranging from $160 million to $664 million since January 2025. Political spending on advertisements focused on stock trading has exceeded $160 million, underscoring the issue’s significance in the electoral landscape.

Democrats have pursued stricter reforms, repeatedly blocked by Republicans. Senator Jon Ossoff of Georgia introduced a proposal in June to ban senators from trading stocks and cryptocurrencies, while California Democrat Alex Padilla attempted legislation barring trading by lawmakers, their families, and top executive officials earlier this year. Both efforts were stymied by Republican opposition.

As the midterms approach, the debate over congressional stock trading remains a clear point of contention in the Senate, reflecting broader voter concerns about ethics and transparency in government.