Terrance H Gregg - Net Worth and Insider Trading
Terrance H Gregg Net Worth
The estimated net worth of Terrance H Gregg is at least $571 Million dollars as of 2025-04-25. Terrance H Gregg is the Executive Chairman of DexCom Inc and owns about 8,064,272 shares of DexCom Inc (DXCM) stock worth over $571 Million. Details can be seen in Terrance H Gregg'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 Terrance H Gregg has not made any transactions after 2018-07-16 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Terrance H Gregg
Terrance H Gregg Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Terrance H Gregg owns 1 companies in total, including DexCom Inc (DXCM) .
Click here to see the complete history of Terrance H Gregg’s form 4 insider trades.
Insider Ownership Summary of Terrance H Gregg
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
DXCM | DexCom Inc | 2018-07-16 | director |
Terrance H Gregg Latest Holdings Summary
Terrance H Gregg currently owns a total of 1 stock. Terrance H Gregg owns 8,064,272 shares of DexCom Inc (DXCM) as of July 16, 2018, with a value of $571 Million.
Latest Holdings of Terrance H Gregg
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
DXCM | DexCom Inc | 2018-07-16 | 8,064,272 | 70.78 | 570,789,172 |
Holding Weightings of Terrance H Gregg
Terrance H Gregg Form 4 Trading Tracker
According to the SEC Form 4 filings, Terrance H Gregg has made a total of 0 transactions in DexCom Inc (DXCM) over the past 5 years. The most-recent trade in DexCom Inc is the sale of 160,000 shares on July 16, 2018, which brought Terrance H Gregg around $995,600.
Insider Trading History of Terrance H Gregg
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Terrance H Gregg Trading Performance
GuruFocus tracks the stock performance after each of Terrance H Gregg's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Terrance H Gregg is 60.51%. GuruFocus also compares Terrance H Gregg's trading performance to market benchmark return within the same time period. The performance of stocks bought by Terrance H Gregg within 3 months outperforms 10 times out of 11 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Terrance H Gregg's insider trading performs compared to the benchmark.
Performance of Terrance H Gregg
Terrance H Gregg Ownership Network
Ownership Network List of Terrance H Gregg
Ownership Network Relation of Terrance H Gregg

Terrance H Gregg Owned Company Details
What does DexCom Inc do?
Who are the key executives at DexCom Inc?
Terrance H Gregg is the director 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 & Research & Development Jacob Steven Leach .
DexCom Inc (DXCM) Insider Trades Summary
Over the past 18 months, Terrance H Gregg made no insider transaction in DexCom Inc (DXCM). 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
Terrance H Gregg Mailing Address
Above is the net worth, insider trading, and ownership report for Terrance H Gregg. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Terrance H Gregg's mailing address is: San Diego Ca 92121.