$LB · LandBridge Company LLC Congress Trades
2 members of the U.S. Congress (1 Senators and 1 Representatives) have disclosed 8 STOCK Act transactions in LandBridge Company LLC ($LB) between Apr 5, 2017 and Dec 16, 2025, totaling 4 purchases and 4 sales. Members who have traded $LB include Gilbert Cisneros, Sheldon Whitehouse.
Hon. Gilbert Cisneros (CA-31) conducted extensive portfolio trading through the 150 Main Street Trust in mid-November 2025, executing approximately 150+ stock purchases and a smaller number of sales across a diverse range of sectors. Major purchases included positions in AMD ($15,001-$50,000), AMZN ($15,001-$50,000 and $1,001-$15,000), BABA ($15,001-$50,000), and CP ($15,001-$50,000), with most other purchases in the $1,001-$15,000 range. Notable sales included DOX ($15,001-$50,000) and several partial positions in GOOGL, BA, CMCSA, and others.
Rep. Gilbert Cisneros (CA-31) conducted extensive portfolio rebalancing through the 150 Main Street Trust during August-September 2025, executing approximately 80 transactions across diverse sectors. The activity included numerous purchases and sales of individual stocks ranging from $1,001-$15,000 each, with two notable larger positions: LandBridge Company LLC ($50,001-$100,000) and Strategy Inc preferred stock ($15,001-$50,000), plus a $15,001-$50,000 sale of UnitedHealth Group shares and a $15,001-$50,000 sale of Ralliant Corporation stock.
Hon. Gilbert Cisneros (CA-39) executed a substantial portfolio rebalancing through the 150 Main Street Trust during March-April 2020, trading over 100 diverse securities including major positions in technology (GOOGL, GOOG), financials (C, JPM), industrials (CAT, BA), and other sectors, with transaction amounts ranging from $1,001-$250,000 and including a notable $100,001-$250,000 sale of California Department of Water Resources bonds.
Hon. Gilbert Cisneros conducted extensive portfolio trading activity through the 150 Main Street Trust in early February 2020, executing approximately 60 transactions across diverse sectors including pharmaceuticals, technology, healthcare, finance, and consumer goods. All transactions were valued between $1,001-$15,000 each, with a mix of purchases and partial sales notified on 03/10/2020.
| Member of Congress | Action | Amount Range | Traded | Filing |
|---|---|---|---|---|
|
Rep. Gilbert Cisneros
House · CA31
|
Purchase | $15,001 - $50,000 | Nov 21, 2025 | PTR PDF ↗ |
|
Rep. Gilbert Cisneros
House · CA31
|
Purchase | $50,001 - $100,000 | Nov 20, 2025 | PTR PDF ↗ |
|
Rep. Gilbert Cisneros
House · CA31
|
Purchase | $50,001 - $100,000 | Aug 6, 2025 | PTR PDF ↗ |
|
Rep. Gilbert Cisneros
House · CA31
|
Sale (Full) | $1,001 - $15,000 | Mar 18, 2020 | PTR PDF ↗ |
|
Rep. Gilbert Cisneros
House · CA31
|
Purchase | $1,001 - $15,000 | Feb 7, 2020 | PTR PDF ↗ |
|
Sen. Sheldon Whitehouse
Senate · RI
|
Sale (Full) | $1,001 - $15,000 | May 16, 2017 | PTR PDF ↗ |
|
Sen. Sheldon Whitehouse
Senate · RI
|
Sale (Full) | $15,001 - $50,000 | Apr 5, 2017 | PTR PDF ↗ |
|
Sen. Sheldon Whitehouse
Senate · RI
|
Sale (Full) | $1,001 - $15,000 | Apr 5, 2017 | PTR PDF ↗ |