David S. Grayzel - Net Worth and Insider Trading
David S. Grayzel Net Worth
The estimated net worth of David S. Grayzel is at least $7 Million dollars as of 2024-09-20. David S. Grayzel is the Director of Aerovate Therapeutics Inc and owns about 1,799,232 shares of Aerovate Therapeutics Inc (AVTE) stock worth over $4 Million. David S. Grayzel is also the Director of Surface Oncology Inc and owns about 2,945,453 shares of Surface Oncology Inc (SURF) stock worth over $3 Million. Details can be seen in David S. Grayzel'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 David S. Grayzel has not made any transactions after 2024-04-09 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of David S. Grayzel
David S. Grayzel Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, David S. Grayzel owns 2 companies in total, including Surface Oncology Inc (SURF) , and Aerovate Therapeutics Inc (AVTE) .
Click here to see the complete history of David S. Grayzel’s form 4 insider trades.
Insider Ownership Summary of David S. Grayzel
| Ticker | Comapny | Transaction Date | Type of Owner |
|---|---|---|---|
| SURF | Surface Oncology Inc | 2020-12-17 | director |
| AVTE | Aerovate Therapeutics Inc | 2024-04-09 | director |
David S. Grayzel Latest Holdings Summary
David S. Grayzel currently owns a total of 2 stocks. Among these stocks, David S. Grayzel owns 1,799,232 shares of Aerovate Therapeutics Inc (AVTE) as of April 9, 2024, with a value of $4 Million and a weighting of 52.93%. David S. Grayzel also owns 2,945,453 shares of Surface Oncology Inc (SURF) as of December 17, 2020, with a value of $3 Million and a weighting of 47.07%.
Latest Holdings of David S. Grayzel
| Ticker | Comapny | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| AVTE | Aerovate Therapeutics Inc | 2024-04-09 | 1,799,232 | 1.97 | 3,544,487 |
| SURF | Surface Oncology Inc | 2020-12-17 | 2,945,453 | 1.07 | 3,151,635 |
Holding Weightings of David S. Grayzel
David S. Grayzel Form 4 Trading Tracker
According to the SEC Form 4 filings, David S. Grayzel has made a total of 1 transactions in Aerovate Therapeutics Inc (AVTE) over the past 5 years, including 0 buys and 1 sells. The most-recent trade in Aerovate Therapeutics Inc is the sale of 11,882 shares on April 9, 2024, which brought David S. Grayzel around $334,478.
According to the SEC Form 4 filings, David S. Grayzel has made a total of 2 transactions in Surface Oncology Inc (SURF) over the past 5 years, including 0 buys and 2 sells. The most-recent trade in Surface Oncology Inc is the sale of 1,700,000 shares on December 17, 2020, which brought David S. Grayzel around $31 Million.
Insider Trading History of David S. Grayzel
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David S. Grayzel Trading Performance
GuruFocus tracks the stock performance after each of David S. Grayzel's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by David S. Grayzel is 7.22%. GuruFocus also compares David S. Grayzel's trading performance to market benchmark return within the same time period. The performance of stocks bought by David S. Grayzel within 3 months outperforms 1 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 David S. Grayzel's insider trading performs compared to the benchmark.
Performance of David S. Grayzel
Average Return
Outperforming Transactions
| 1 Month | 3 Months | 6 Months | 1 Year | 2 Years | 3 Years | |
|---|---|---|---|---|---|---|
| Return(%) | 16.93 | | | | | |
| Relative Return to S&P 500(%) | 14.57 | | | | | |
David S. Grayzel Ownership Network
David S. Grayzel Owned Company Details
What does Surface Oncology Inc do?
Who are the key executives at Surface Oncology Inc?
David S. Grayzel is the director of Surface Oncology Inc. Other key executives at Surface Oncology Inc include Deputy GC Chandra Adams , Chief Medical Officer Alison Oneill , and See Remarks Jessica Fees .
Surface Oncology Inc (SURF) Insider Trades Summary
Over the past 18 months, David S. Grayzel made no insider transaction in Surface Oncology Inc (SURF). Other recent insider transactions involving Surface Oncology Inc (SURF) include a net sale of 16,713 shares made by Robert W. Ross , a net sale of 9,434 shares made by Jessica Fees , and a net sale of 7,042 shares made by Alison Oneill .
In summary, during the past 3 months, insiders sold 0 shares of Surface Oncology Inc (SURF) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 37,090 shares of Surface Oncology Inc (SURF) were sold and 0 shares were bought by its insiders, resulting in a net sale of 37,090 shares.
Surface Oncology Inc (SURF)'s detailed insider trading history can be found in Insider Trading Tracker table.
Surface Oncology Inc Insider Transactions
David S. Grayzel Mailing Address
Above is the net worth, insider trading, and ownership report for David S. Grayzel. You might contact David S. Grayzel via mailing address: C/o Surface Oncology, 50 Hampshire St., 8th Floor, Cambridge Ma 02139.
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