Michael L Speiser - Net Worth and Insider Trading

Michael L Speiser Net Worth

The estimated net worth of Michael L Speiser is at least $767 Million dollars as of 2024-05-08. Michael L Speiser is the Director of Snowflake Inc and owns about 2,362,768 shares of Snowflake Inc (SNOW) stock worth over $376 Million. Michael L Speiser is the 10% Owner of Forty Seven Inc and owns about 3,030,299 shares of Forty Seven Inc (FTSV) stock worth over $289 Million. Michael L Speiser is also the 10% Owner of Corcept Therapeutics Inc and owns about 3,871,617 shares of Corcept Therapeutics Inc (CORT) stock worth over $95 Million. Besides these, Michael L Speiser also holds Pure Storage Inc (PSTG) , Mattersight Corp (MATR) , Molecular Templates Inc (MTEM) . Details can be seen in Michael L Speiser's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that Michael L Speiser has not made any transactions after 2023-06-30 and currently still holds the listed stock(s).

Transaction Summary of Michael L Speiser

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Michael L Speiser Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Michael L Speiser owns 10 companies in total, including Snowflake Inc (SNOW) , Pure Storage Inc (PSTG) , and Forty Seven Inc (FTSV) among others .

Click here to see the complete history of Michael L Speiser’s form 4 insider trades.

Insider Ownership Summary of Michael L Speiser

Ticker Comapny Transaction Date Type of Owner
SNOW Snowflake Inc 2023-06-30 director & 10 percent owner
PSTG Pure Storage Inc 2018-07-09 director & 10 percent owner
FTSV Forty Seven Inc 2018-07-02 10 percent owner
2017-04-12 10 percent owner
2017-10-11 10 percent owner
2017-06-01 10 percent owner
2014-10-01 10 percent owner
2013-03-20 10 percent owner
2009-10-16 10 percent owner
2010-02-10 10 percent owner

Michael L Speiser Latest Holdings Summary

Michael L Speiser currently owns a total of 6 stocks. Among these stocks, Michael L Speiser owns 2,362,768 shares of Snowflake Inc (SNOW) as of June 30, 2023, with a value of $376 Million and a weighting of 49.01%. Michael L Speiser owns 3,030,299 shares of Forty Seven Inc (FTSV) as of July 2, 2018, with a value of $289 Million and a weighting of 37.74%. Michael L Speiser also owns 3,871,617 shares of Corcept Therapeutics Inc (CORT) as of May 12, 2008, with a value of $95 Million and a weighting of 12.36%. The other 3 stocks Pure Storage Inc (PSTG) , Mattersight Corp (MATR) , Molecular Templates Inc (MTEM) have a combined weighting of 0.89% among all his current holdings.

Latest Holdings of Michael L Speiser

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
SNOW Snowflake Inc 2023-06-30 2,362,768 159.09 375,892,761
FTSV Forty Seven Inc 2018-07-02 3,030,299 95.51 289,423,857
CORT Corcept Therapeutics Inc 2008-05-12 3,871,617 24.48 94,777,184
PSTG Pure Storage Inc 2018-07-09 66,362 53.18 3,529,131
MATR Mattersight Corp 2017-06-01 1,218,709 2.68 3,260,047
MTEM Molecular Templates Inc 2014-10-01 28,650 1.64 46,986

Holding Weightings of Michael L Speiser


Michael L Speiser Form 4 Trading Tracker

According to the SEC Form 4 filings, Michael L Speiser has made a total of 4 transactions in Snowflake Inc (SNOW) over the past 5 years, including 0 buys and 4 sells. The most-recent trade in Snowflake Inc is the sale of 500,000 shares on June 30, 2023, which brought Michael L Speiser around $89 Million.

According to the SEC Form 4 filings, Michael L Speiser has made a total of 0 transactions in Forty Seven Inc (FTSV) over the past 5 years. The most-recent trade in Forty Seven Inc is the acquisition of 140,480 shares on July 2, 2018, which cost Michael L Speiser around $2 Million.

According to the SEC Form 4 filings, Michael L Speiser has made a total of 0 transactions in Corcept Therapeutics Inc (CORT) over the past 5 years. The most-recent trade in Corcept Therapeutics Inc is the sale of 0 shares on May 12, 2008, which brought Michael L Speiser around $0.

More details on Michael L Speiser's insider transactions can be found in the Insider Trading History of Michael L Speiser table.

Insider Trading History of Michael L Speiser

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.

Michael L Speiser Trading Performance

GuruFocus tracks the stock performance after each of Michael L Speiser's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Michael L Speiser is -1.4%. GuruFocus also compares Michael L Speiser's trading performance to market benchmark return within the same time period. The performance of stocks bought by Michael L Speiser within 3 months outperforms 2 times out of 7 transactions in total compared to the return of S&P 500 within the same period.

You can select different timeframes to see how Michael L Speiser'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 Michael L Speiser

Average Return

Average return per transaction

Outperforming Transactions

2 out of 7 outperforming transactions.
Each transaction is measured over a period and compared to .
1 Month 3 Months 6 Months 1 Year 2 Years 3 Years
Return(%) 8.09
Relative Return to S&P 500(%) 5.42

Michael L Speiser Ownership Network

Ownership Network List of Michael L Speiser

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Ownership Network Relation of Michael L Speiser


Michael L Speiser Owned Company Details

What does Snowflake Inc do?

Who are the key executives at Snowflake Inc?

Michael L Speiser is the director & 10 percent owner of Snowflake Inc. Other key executives at Snowflake Inc include Chief Revenue Officer Christopher William Degnan , SVP & Product Management Christian Kleinerman , and director & 10 percent owner & President of Products Benoit Dageville .

Snowflake Inc (SNOW) Insider Trades Summary

Over the past 18 months, Michael L Speiser made 1 insider transaction in Snowflake Inc (SNOW) with a net sale of 500,000. Other recent insider transactions involving Snowflake Inc (SNOW) include a net sale of 1,351,732 shares made by Frank Slootman , a net sale of 334,041 shares made by Benoit Dageville , and a net sale of 61,993 shares made by Christian Kleinerman .

In summary, during the past 3 months, insiders sold 288,955 shares of Snowflake Inc (SNOW) in total and bought 34,572 shares, with a net sale of 254,383 shares. During the past 18 months, 3,071,439 shares of Snowflake Inc (SNOW) were sold and 36,403 shares were bought by its insiders, resulting in a net sale of 3,035,036 shares.

Snowflake Inc (SNOW)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Snowflake Inc Insider Transactions

No Available Data

Michael L Speiser Mailing Address

Above is the net worth, insider trading, and ownership report for Michael L Speiser. You might contact Michael L Speiser via mailing address: 755 Page Mill Road, Suite A-200, Palo Alto Ca 94304-1005.

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