Steven Kanner - Net Worth and Insider Trading

Steven Kanner Net Worth

The estimated net worth of Steven Kanner is at least $1 Million dollars as of 2025-07-23. Steven Kanner is the Chief Scientific Officer of Caribou Biosciences Inc and owns about 431,556 shares of Caribou Biosciences Inc (CRBU) stock worth over $1 Million. Details can be seen in Steven Kanner'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 Steven Kanner has not made any transactions after 2025-02-21 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 Steven Kanner

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Steven Kanner Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Steven Kanner owns 1 companies in total, including Caribou Biosciences Inc (CRBU) .

Click here to see the complete history of Steven Kanner’s form 4 insider trades.

Insider Ownership Summary of Steven Kanner

Ticker Company Transaction Date Type of Owner
CRBU Caribou Biosciences Inc 2025-02-21 See Remarks

Steven Kanner Latest Holdings Summary

Steven Kanner currently owns a total of 1 stock. Steven Kanner owns 431,556 shares of Caribou Biosciences Inc (CRBU) as of February 21, 2025, with a value of $1 Million.

Latest Holdings of Steven Kanner

Ticker Company Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
CRBU Caribou Biosciences Inc 2025-02-21 431,556 2.48 1,070,259

Holding Weightings of Steven Kanner


Steven Kanner Form 4 Trading Tracker

According to the SEC Form 4 filings, Steven Kanner has made a total of 3 transactions in Caribou Biosciences Inc (CRBU) over the past 5 years, including 1 buys and 2 sells. The most-recent trade in Caribou Biosciences Inc is the sale of 3,564 shares on February 21, 2025, which brought Steven Kanner around $4,811.

Insider Trading History of Steven Kanner

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.

Steven Kanner Trading Performance

GuruFocus tracks the stock performance after each of Steven Kanner's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Steven Kanner is -37.41%. GuruFocus also compares Steven Kanner's trading performance to market benchmark return within the same time period. The performance of stocks bought by Steven Kanner 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 Steven Kanner's insider trading performs compared to the benchmark.

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

Performance of Steven Kanner

Average Return

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Average return per transaction

Outperforming Transactions

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Return(%) 5.7 LIMIT LIMIT LIMIT LIMIT LIMIT
Relative Return to S&P 500(%) -1.94 LIMIT LIMIT LIMIT LIMIT LIMIT

Steven Kanner Ownership Network

Ownership Network List of Steven Kanner

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Ownership Network Relation of Steven Kanner

Insider Network Chart


Steven Kanner Owned Company Details

What does Caribou Biosciences Inc do?

Who are the key executives at Caribou Biosciences Inc?

Steven Kanner is the See Remarks of Caribou Biosciences Inc. Other key executives at Caribou Biosciences Inc include director & See Remarks Rachel E. Haurwitz , Chief Business Officer Ruhi Ahmad Khan , and See Remarks Barbara G Mcclung .

Caribou Biosciences Inc (CRBU) Insider Trades Summary

Over the past 18 months, Steven Kanner made 1 insider transaction in Caribou Biosciences Inc (CRBU) with a net sale of 3,564. Other recent insider transactions involving Caribou Biosciences Inc (CRBU) include a net purchase of 20,000 shares made by Rachel E. Haurwitz , a net purchase of 17,360 shares made by Sriram Ryali , and a net sale of 3,564 shares made by Barbara G Mcclung .

In summary, during the past 3 months, insiders sold 0 shares of Caribou Biosciences Inc (CRBU) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 10,692 shares of Caribou Biosciences Inc (CRBU) were sold and 37,360 shares were bought by its insiders, resulting in a net purchase of 26,668 shares.

Caribou Biosciences Inc (CRBU)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Caribou Biosciences Inc Insider Transactions

No Available Data

Steven Kanner Mailing Address

Above is the net worth, insider trading, and ownership report for Steven Kanner. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Steven Kanner's mailing address is: Berkeley Ca 94710.