David M Stack - Net Worth and Insider Trading
David M Stack Net Worth
The estimated net worth of David M Stack is at least $10 Million dollars as of 2025-04-29. David M Stack is the CEO and Chairman of Pacira BioSciences Inc and owns about 269,965 shares of Pacira BioSciences Inc (PCRX) stock worth over $7 Million. David M Stack is the Director of Biotie Therapies Corp and owns about 78,850 shares of Biotie Therapies Corp (BITI) stock worth over $2 Million. David M Stack is also the Director of The Medicines Co and owns about 4,400 shares of The Medicines Co (MDCO) stock worth over $373,560. Besides these, David M Stack also holds Chiasma Inc (CHMA) , Amarin Corp PLC (AMRN) . Details can be seen in David M Stack'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 M Stack has not made any transactions after 2023-06-07 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of David M Stack
David M Stack Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, David M Stack owns 4 companies in total, including Pacira BioSciences Inc (PCRX) , Amarin Corp PLC (AMRN) , and Chiasma Inc (CHMA) among others .
Click here to see the complete history of David M Stack’s form 4 insider trades.
Insider Ownership Summary of David M Stack
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
PCRX | Pacira BioSciences Inc | 2023-06-07 | director & President and CEO |
AMRN | Amarin Corp PLC | 2021-06-04 | director |
CHMA | Chiasma Inc | 2020-11-30 | director |
![]() | ![]() | 2004-08-02 | director |
David M Stack Latest Holdings Summary
David M Stack currently owns a total of 5 stocks. Among these stocks, David M Stack owns 269,965 shares of Pacira BioSciences Inc (PCRX) as of June 7, 2023, with a value of $7 Million and a weighting of 74.24%. David M Stack owns 78,850 shares of Biotie Therapies Corp (BITI) as of February 1, 2005, with a value of $2 Million and a weighting of 20.78%. David M Stack also owns 4,400 shares of The Medicines Co (MDCO) as of August 2, 2004, with a value of $373,560 and a weighting of 3.82%. The other 2 stocks Chiasma Inc (CHMA) , Amarin Corp PLC (AMRN) have a combined weighting of 1.17% among all his current holdings.
Latest Holdings of David M Stack
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
PCRX | Pacira BioSciences Inc | 2023-06-07 | 269,965 | 26.92 | 7,267,458 |
BITI | Biotie Therapies Corp | 2005-02-01 | 78,850 | 25.80 | 2,034,330 |
MDCO | The Medicines Co | 2004-08-02 | 4,400 | 84.90 | 373,560 |
CHMA | Chiasma Inc | 2020-11-30 | 25,000 | 3.76 | 94,000 |
AMRN | Amarin Corp PLC | 2021-06-04 | 2,000 | 10.18 | 20,351 |
Holding Weightings of David M Stack
David M Stack Form 4 Trading Tracker
According to the SEC Form 4 filings, David M Stack has made a total of 9 transactions in Pacira BioSciences Inc (PCRX) over the past 5 years, including 0 buys and 9 sells. The most-recent trade in Pacira BioSciences Inc is the sale of 10,384 shares on June 7, 2023, which brought David M Stack around $398,849.
According to the SEC Form 4 filings, David M Stack has made a total of 0 transactions in Biotie Therapies Corp (BITI) over the past 5 years. The most-recent trade in Biotie Therapies Corp is the sale of 6,750 shares on February 1, 2005, which brought David M Stack around $33,750.
According to the SEC Form 4 filings, David M Stack has made a total of 0 transactions in The Medicines Co (MDCO) over the past 5 years. The most-recent trade in The Medicines Co is the sale of 7,000 shares on August 2, 2004, which brought David M Stack around $182,490.
More details on David M Stack's insider transactions can be found in the Insider Trading History of David M Stack table.Insider Trading History of David M Stack
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David M Stack Trading Performance
GuruFocus tracks the stock performance after each of David M Stack's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by David M Stack is 23.49%. GuruFocus also compares David M Stack's trading performance to market benchmark return within the same time period. The performance of stocks bought by David M Stack within 3 months outperforms 3 times out of 4 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how David M Stack's insider trading performs compared to the benchmark.
Performance of David M Stack
David M Stack Ownership Network
Ownership Network List of David M Stack
Ownership Network Relation of David M Stack

David M Stack Owned Company Details
What does Pacira BioSciences Inc do?
Who are the key executives at Pacira BioSciences Inc?
David M Stack is the director & President and CEO of Pacira BioSciences Inc. Other key executives at Pacira BioSciences Inc include Chief Clinical Officer Jonathan Slonin , Chief Operating Officer Daryl Gaugler , and CAO and General Counsel Kristen Marie Williams .
Pacira BioSciences Inc (PCRX) Insider Trades Summary
Over the past 18 months, David M Stack made no insider transaction in Pacira BioSciences Inc (PCRX). Other recent insider transactions involving Pacira BioSciences Inc (PCRX) include a net sale of 9,672 shares made by Jonathan Slonin , a net purchase of 8,312 shares made by Marcelo Bigal , and a net sale of 2,000 shares made by Daryl Gaugler .
In summary, during the past 3 months, insiders sold 0 shares of Pacira BioSciences Inc (PCRX) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 143,297 shares of Pacira BioSciences Inc (PCRX) were sold and 20,976 shares were bought by its insiders, resulting in a net sale of 122,321 shares.
Pacira BioSciences Inc (PCRX)'s detailed insider trading history can be found in Insider Trading Tracker table.
Pacira BioSciences Inc Insider Transactions
David M Stack Mailing Address
Above is the net worth, insider trading, and ownership report for David M Stack. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, David M Stack's mailing address is: Parsippany Nj 07054.