Jacob Steven Leach - Net Worth and Insider Trading
Jacob Steven Leach Net Worth
The estimated net worth of Jacob Steven Leach is at least $26 Million dollars as of 2025-04-26. Jacob Steven Leach is the EVP, COO of DexCom Inc and owns about 360,793 shares of DexCom Inc (DXCM) stock worth over $26 Million. Jacob Steven Leach is also the Director of SenesTech Inc and owns about 62 shares of SenesTech Inc (SNES) stock worth over $141. Details can be seen in Jacob Steven Leach's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Jacob Steven Leach has not made any transactions after 2025-03-12 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Jacob Steven Leach
Jacob Steven Leach Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Jacob Steven Leach owns 2 companies in total, including DexCom Inc (DXCM) , and SenesTech Inc (SNES) .
Click here to see the complete history of Jacob Steven Leach’s form 4 insider trades.
Insider Ownership Summary of Jacob Steven Leach
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
DXCM | DexCom Inc | 2025-03-12 | SVP & Research & Development |
SNES | SenesTech Inc | 2022-07-01 | director |
Jacob Steven Leach Latest Holdings Summary
Jacob Steven Leach currently owns a total of 2 stocks. Among these stocks, Jacob Steven Leach owns 360,793 shares of DexCom Inc (DXCM) as of March 12, 2025, with a value of $26 Million and a weighting of 100%. Jacob Steven Leach also owns 62 shares of SenesTech Inc (SNES) as of August 18, 2021, with a value of $141 and a weighting of 0%.
Latest Holdings of Jacob Steven Leach
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
DXCM | DexCom Inc | 2025-03-12 | 360,793 | 71.66 | 25,854,426 |
SNES | SenesTech Inc | 2021-08-18 | 62 | 2.27 | 141 |
Holding Weightings of Jacob Steven Leach
Jacob Steven Leach Form 4 Trading Tracker
According to the SEC Form 4 filings, Jacob Steven Leach has made a total of 14 transactions in DexCom Inc (DXCM) over the past 5 years, including 0 buys and 14 sells. The most-recent trade in DexCom Inc is the sale of 14,076 shares on March 12, 2025, which brought Jacob Steven Leach around $990,669.
According to the SEC Form 4 filings, Jacob Steven Leach has made a total of 1 transactions in SenesTech Inc (SNES) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in SenesTech Inc is the acquisition of 62 shares on August 18, 2021, which cost Jacob Steven Leach around $229,500.
Insider Trading History of Jacob Steven Leach
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Jacob Steven Leach Trading Performance
GuruFocus tracks the stock performance after each of Jacob Steven Leach's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Jacob Steven Leach is -6%. GuruFocus also compares Jacob Steven Leach's trading performance to market benchmark return within the same time period. The performance of stocks bought by Jacob Steven Leach within 3 months outperforms 0 times out of 1 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Jacob Steven Leach's insider trading performs compared to the benchmark.
Performance of Jacob Steven Leach
Jacob Steven Leach Ownership Network
Ownership Network List of Jacob Steven Leach
Ownership Network Relation of Jacob Steven Leach

Jacob Steven Leach Owned Company Details
What does DexCom Inc do?
Who are the key executives at DexCom Inc?
Jacob Steven Leach is the SVP & Research & Development of DexCom Inc. Other key executives at DexCom Inc include Chief Human Resources Officer Sadie Stern , EVP & Chief Legal Officer Micheal Jon Brown , and SVP & Finance & CAO Jereme M Sylvain .
DexCom Inc (DXCM) Insider Trades Summary
Over the past 18 months, Jacob Steven Leach made 7 insider transaction in DexCom Inc (DXCM) with a net sale of 37,562. Other recent insider transactions involving DexCom Inc (DXCM) include a net sale of 47,733 shares made by Sadie Stern , a net sale of 44,584 shares made by Jereme M Sylvain , and a net sale of 31,313 shares made by Micheal Jon Brown .
In summary, during the past 3 months, insiders sold 131,462 shares of DexCom Inc (DXCM) in total and bought 0 shares, with a net sale of 131,462 shares. During the past 18 months, 439,338 shares of DexCom Inc (DXCM) were sold and 0 shares were bought by its insiders, resulting in a net sale of 439,338 shares.
DexCom Inc (DXCM)'s detailed insider trading history can be found in Insider Trading Tracker table.
DexCom Inc Insider Transactions
Jacob Steven Leach Mailing Address
Above is the net worth, insider trading, and ownership report for Jacob Steven Leach. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Jacob Steven Leach's mailing address is: San Diego Ca 92121.