Brin Sergey - Net Worth and Insider Trading
Brin Sergey Net Worth
The estimated net worth of Brin Sergey is at least $517 Million dollars as of 2026-08-21. Brin Sergey is the Co-Founder, 10% Owner of Alphabet Inc and owns about 1,500,000 shares of Alphabet Inc (GOOGL) stock worth over $517 Million. Brin Sergey is also the Director, 10% Owner of Alphabet Inc and owns about 0 shares of Alphabet Inc (GOOG) stock worth over $0. Details can be seen in Brin Sergey'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 Brin Sergey has not made any transactions after 2022-04-13 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of Brin Sergey
Brin Sergey Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Brin Sergey owns 2 companies in total, including Alphabet Inc (GOOG) , and Alphabet Inc (GOOGL) .
Click here to see the complete history of Brin Sergey’s form 4 insider trades.
Insider Ownership Summary of Brin Sergey
| Ticker | Company | Transaction Date | Type of Owner |
|---|---|---|---|
| GOOG | Alphabet Inc | 2022-04-13 | director & 10 percent owner |
| GOOGL | Alphabet Inc | 2015-10-26 | director & 10 percent owner |
Brin Sergey Latest Holdings Summary
Brin Sergey currently owns a total of 2 stocks. Among these stocks, Brin Sergey owns 1,500,000 shares of Alphabet Inc (GOOGL) as of March 4, 2014, with a value of $517 Million and a weighting of 100%. Brin Sergey also owns 0 shares of Alphabet Inc (GOOG) as of April 13, 2022, with a value of $0 and a weighting of 0%.
Latest Holdings of Brin Sergey
| Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| GOOGL | Alphabet Inc | 2014-03-04 | 1,500,000 | 344.82 | 517,230,000 |
| GOOG | Alphabet Inc | 2022-04-13 | 0 | 341.75 | 0 |
Holding Weightings of Brin Sergey
Brin Sergey Form 4 Trading Tracker
According to the SEC Form 4 filings, Brin Sergey has made a total of 0 transactions in Alphabet Inc (GOOGL) over the past 5 years. The most-recent trade in Alphabet Inc is the sale of 1,666,680 shares on March 4, 2014, which brought Brin Sergey around $101 Million.
According to the SEC Form 4 filings, Brin Sergey has made a total of 69 transactions in Alphabet Inc (GOOG) over the past 5 years, including 0 buys and 69 sells. The most-recent trade in Alphabet Inc is the sale of 54,200 shares on April 13, 2022, which brought Brin Sergey around $7 Million.
Insider Trading History of Brin Sergey
* The information on this page (including Insider Trading Shares, Share Changes, Cost, etc.) is sourced exclusively from Form 4 filings and does not incorporate any data from 13F or 13D/G filings. As a result, it may differ from the values shown on the Guru page.
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Brin Sergey Trading Performance
Brin Sergey Ownership Network
Ownership Network List of Brin Sergey
Ownership Network Relation of Brin Sergey

Brin Sergey Owned Company Details
What does Alphabet Inc do?
Who are the key executives at Alphabet Inc?
Brin Sergey is the director & 10 percent owner of Alphabet Inc. Other key executives at Alphabet Inc include director & Chief Executive Officer Sundar Pichai , SVP & CFO Ruth Porat , and director & 10 percent owner & Chief Executive Officer Lawrence Page .
Alphabet Inc (GOOG) Insider Trades Summary
In summary, during the past 3 months, insiders sold 0 shares of Alphabet Inc (GOOG) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Alphabet Inc (GOOG) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.
Alphabet Inc (GOOG)'s detailed insider trading history can be found in Insider Trading Tracker table.
Alphabet Inc Insider Transactions
Brin Sergey Mailing Address
Above is the net worth, insider trading, and ownership report for Brin Sergey. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Brin Sergey's mailing address is: Palo Alto Ca 94031.