Jason Thomas Long

CEO

LandBridge Co LLC WaterBridge Infrastructure LLC

Insider activity · 24 months2 buys0 salesCumulative net flow

Nov 24 · 0 buys · 0 salesDec 24 · 0 buys · 0 salesJan 25 · 0 buys · 0 salesFeb 25 · 0 buys · 0 salesMar 25 · 0 buys · 0 salesApr 25 · 0 buys · 0 salesMay 25 · 0 buys · 0 salesJun 25 · 0 buys · 0 salesJul 25 · 0 buys · 0 salesAug 25 · 0 buys · 0 salesSept 25 · 0 buys · 0 salesOct 25 · 0 buys · 0 salesNov 25 · 0 buys · 0 salesDec 25 · 0 buys · 0 salesJan 26 · 2 buys · 0 salesFeb 26 · 0 buys · 0 salesMar 26 · 0 buys · 0 salesApr 26 · 0 buys · 0 salesMay 26 · 0 buys · 0 salesJun 26 · 0 buys · 0 salesJul 26 · 0 buys · 0 salesAug 26 · 0 buys · 0 salesSept 26 · 0 buys · 0 salesOct 26 · 0 buys · 0 sales

Total declarations

Companies

▲ Purchases (2 ops.)

€170k

▼ Sales (0 ops.)

—

Latest filing published 22 Sept 2026 for WaterBridge Infrastructure LLC, €485k.

Filing timeline

BuySale

Jason Thomas Long

Insider track record

Disclosed buys

Disclosed sells

T+90 hit rate

100%

T+90 mean return

+36.8%

Across 2 buy signals with a settled T+90 return. Return basis: close on the day after publication.

Signal history

Jason Thomas Long: trading record in brief

Filings by Jason Thomas Long span 2 companies, the busiest being LandBridge Co LLC and WaterBridge Infrastructure LLC. We count 8 filings; the first trade dates from 15 July 2024 and the latest from 18 September 2026.

The open-market record is one-sided, with 2 purchases worth €170k and not one sale. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. Other entries cover 6 share grants. Since January 2026: 2 purchases and no sales on the market.

The latest filing, published on 22 September 2026, reports a share grant of €485k in WaterBridge Infrastructure LLC. The most recent open-market purchase was published on 7 January 2026, 290 days ago. Typically, a trade is published a median of 2 days after it takes place. US insiders must file a Form 4 within two business days of a trade. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.