Sumner Burstein - Net Worth and Insider Trading

Sumner Burstein Net Worth

The estimated net worth of Sumner Burstein is at least $2 Million dollars as of 2024-11-13. Sumner Burstein is the 10% Owner of Corbus Pharmaceuticals Holdings Inc and owns about 119,831 shares of Corbus Pharmaceuticals Holdings Inc (CRBP) stock worth over $2 Million. Details can be seen in Sumner Burstein'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 Sumner Burstein has not made any transactions after 2015-08-19 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

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Transaction Summary of Sumner Burstein

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Sumner Burstein Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Sumner Burstein owns 1 companies in total, including Corbus Pharmaceuticals Holdings Inc (CRBP) .

Click here to see the complete history of Sumner Burstein’s form 4 insider trades.

Insider Ownership Summary of Sumner Burstein

Ticker Comapny Transaction Date Type of Owner
CRBP Corbus Pharmaceuticals Holdings Inc 2015-08-19 10 percent owner

Sumner Burstein Latest Holdings Summary

Sumner Burstein currently owns a total of 1 stock. Sumner Burstein owns 119,831 shares of Corbus Pharmaceuticals Holdings Inc (CRBP) as of August 19, 2015, with a value of $2 Million.

Latest Holdings of Sumner Burstein

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
CRBP Corbus Pharmaceuticals Holdings Inc 2015-08-19 119,831 17.94 2,149,768

Holding Weightings of Sumner Burstein


Sumner Burstein Form 4 Trading Tracker

According to the SEC Form 4 filings, Sumner Burstein has made a total of 0 transactions in Corbus Pharmaceuticals Holdings Inc (CRBP) over the past 5 years. The most-recent trade in Corbus Pharmaceuticals Holdings Inc is the sale of 6,667 shares on August 19, 2015, which brought Sumner Burstein around $608,000.

Insider Trading History of Sumner Burstein

No transactions are available. GuruFocus only tracks and displays the purchase and sale of non-derivative security in open market or private transactions from SEC filings with the transaction code of P or S.
Total 0
  • 1
Only the transactions in Open Market or Private Sale at the market prices are included. Other transactions such as conversion of derivative security or exercise of options are not included. Insiders are limited to only officers and/or directors of the company.

Sumner Burstein Trading Performance

Please note GuruFocus will not track the insiders’ transaction performance if he/she does not have buying transactions.

Sumner Burstein Ownership Network

Ownership Network List of Sumner Burstein

No Data

Ownership Network Relation of Sumner Burstein

Insider Network Chart

Sumner Burstein Owned Company Details

What does Corbus Pharmaceuticals Holdings Inc do?

Who are the key executives at Corbus Pharmaceuticals Holdings Inc?

Sumner Burstein is the 10 percent owner of Corbus Pharmaceuticals Holdings Inc. Other key executives at Corbus Pharmaceuticals Holdings Inc include Chief Financial Officer Sean F. Moran , director & Chief Executive Officer Yuval Cohen , and Chief Commercial Officer Craig Stuart Millian .

Corbus Pharmaceuticals Holdings Inc (CRBP) Insider Trades Summary

Over the past 18 months, Sumner Burstein made no insider transaction in Corbus Pharmaceuticals Holdings Inc (CRBP). Other recent insider transactions involving Corbus Pharmaceuticals Holdings Inc (CRBP) include a net purchase of 1,032,632 shares made by Cormorant Global Healthcare Master Fund, Lp , a net purchase of 900,000 shares made by Cormorant Asset Management, Lp , and a net sale of 63,358 shares made by Yuval Cohen .

In summary, during the past 3 months, insiders sold 0 shares of Corbus Pharmaceuticals Holdings Inc (CRBP) in total and bought 350,000 shares, with a net purchase of 350,000 shares. During the past 18 months, 81,401 shares of Corbus Pharmaceuticals Holdings Inc (CRBP) were sold and 1,932,632 shares were bought by its insiders, resulting in a net purchase of 1,851,231 shares.

Corbus Pharmaceuticals Holdings Inc (CRBP)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Corbus Pharmaceuticals Holdings Inc Insider Transactions

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Sumner Burstein Mailing Address

Above is the net worth, insider trading, and ownership report for Sumner Burstein. You might contact Sumner Burstein via mailing address: C/o Corbus Pharmaceuticals Holdings, Inc, 100 River Ridge Drive, Norwood Ma 02062.