Joel S Marcus - Net Worth and Insider Trading
Joel S Marcus Net Worth
The estimated net worth of Joel S Marcus is at least $51 Million dollars as of 2025-04-12. Joel S Marcus is the Executive Chairman of Alexandria Real Estate Equities Inc and owns about 429,538 shares of Alexandria Real Estate Equities Inc (ARE) stock worth over $33 Million. Joel S Marcus is the Director of MeiraGTx Holdings PLC and owns about 2,057,726 shares of MeiraGTx Holdings PLC (MGTX) stock worth over $11 Million. Joel S Marcus is also the Director of Intra-Cellular Therapies Inc and owns about 49,662 shares of Intra-Cellular Therapies Inc (ITCI) stock worth over $7 Million. Besides these, Joel S Marcus also holds Frequency Therapeutics Inc (FREQ) , Atara Biotherapeutics Inc (ATRA) , Applied Therapeutics Inc (APLT) . Details can be seen in Joel S Marcus'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 Joel S Marcus has not made any transactions after 2024-02-26 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Joel S Marcus
Joel S Marcus Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Joel S Marcus owns 9 companies in total, including Alexandria Real Estate Equities Inc (ARE) , MeiraGTx Holdings PLC (MGTX) , and Frequency Therapeutics Inc (FREQ) among others .
Click here to see the complete history of Joel S Marcus’s form 4 insider trades.
Insider Ownership Summary of Joel S Marcus
Ticker | Comapny | Transaction Date | Type of Owner |
---|---|---|---|
ARE | Alexandria Real Estate Equities Inc | 2024-02-26 | director & Chief Executive Officer |
MGTX | MeiraGTx Holdings PLC | 2020-08-12 | director |
FREQ | Frequency Therapeutics Inc | 2020-12-22 | director & 10 percent owner |
![]() | ![]() | 2024-02-26 | director |
![]() | ![]() | 2020-05-15 | director |
![]() | ![]() | 2019-03-15 | director |
![]() | ![]() | 2013-07-18 | director |
![]() | ![]() | 2009-08-04 | director |
![]() | ![]() | 2019-10-02 | director & 10 percent owner |
Joel S Marcus Latest Holdings Summary
Joel S Marcus currently owns a total of 6 stocks. Among these stocks, Joel S Marcus owns 429,538 shares of Alexandria Real Estate Equities Inc (ARE) as of February 26, 2024, with a value of $33 Million and a weighting of 64.77%. Joel S Marcus owns 2,057,726 shares of MeiraGTx Holdings PLC (MGTX) as of August 12, 2020, with a value of $11 Million and a weighting of 20.98%. Joel S Marcus also owns 49,662 shares of Intra-Cellular Therapies Inc (ITCI) as of February 26, 2024, with a value of $7 Million and a weighting of 12.84%. The other 3 stocks Frequency Therapeutics Inc (FREQ) , Atara Biotherapeutics Inc (ATRA) , Applied Therapeutics Inc (APLT) have a combined weighting of 1.41% among all his current holdings.
Latest Holdings of Joel S Marcus
Ticker | Comapny | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
ARE | Alexandria Real Estate Equities Inc | 2024-02-26 | 429,538 | 76.92 | 33,040,063 |
MGTX | MeiraGTx Holdings PLC | 2020-08-12 | 2,057,726 | 5.20 | 10,700,175 |
ITCI | Intra-Cellular Therapies Inc | 2024-02-26 | 49,662 | 131.87 | 6,548,928 |
FREQ | Frequency Therapeutics Inc | 2020-12-22 | 1,281,730 | 0.30 | 384,006 |
ATRA | Atara Biotherapeutics Inc | 2019-03-15 | 35,994 | 5.53 | 199,047 |
APLT | Applied Therapeutics Inc | 2020-05-15 | 365,360 | 0.37 | 135,768 |
Holding Weightings of Joel S Marcus
Joel S Marcus Form 4 Trading Tracker
According to the SEC Form 4 filings, Joel S Marcus has made a total of 13 transactions in Alexandria Real Estate Equities Inc (ARE) over the past 5 years, including 0 buys and 13 sells. The most-recent trade in Alexandria Real Estate Equities Inc is the sale of 7,500 shares on February 26, 2024, which brought Joel S Marcus around $891,900.
According to the SEC Form 4 filings, Joel S Marcus has made a total of 2 transactions in MeiraGTx Holdings PLC (MGTX) over the past 5 years, including 0 buys and 2 sells. The most-recent trade in MeiraGTx Holdings PLC is the sale of 15,459 shares on August 12, 2020, which brought Joel S Marcus around $216,581.
According to the SEC Form 4 filings, Joel S Marcus has made a total of 10 transactions in Intra-Cellular Therapies Inc (ITCI) over the past 5 years, including 0 buys and 10 sells. The most-recent trade in Intra-Cellular Therapies Inc is the sale of 26,328 shares on February 26, 2024, which brought Joel S Marcus around $2 Million.
More details on Joel S Marcus's insider transactions can be found in the Insider Trading History of Joel S Marcus table.Insider Trading History of Joel S Marcus
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Joel S Marcus Trading Performance
GuruFocus tracks the stock performance after each of Joel S Marcus's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Joel S Marcus is 16.52%. GuruFocus also compares Joel S Marcus's trading performance to market benchmark return within the same time period. The performance of stocks bought by Joel S Marcus within 3 months outperforms 2 times out of 5 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Joel S Marcus's insider trading performs compared to the benchmark.
Performance of Joel S Marcus
Joel S Marcus Ownership Network
Ownership Network List of Joel S Marcus
Ownership Network Relation of Joel S Marcus

Joel S Marcus Owned Company Details
What does Alexandria Real Estate Equities Inc do?
Who are the key executives at Alexandria Real Estate Equities Inc?
Joel S Marcus is the director & Chief Executive Officer of Alexandria Real Estate Equities Inc. Other key executives at Alexandria Real Estate Equities Inc include Chief Investment Officer Peter M Moglia , EVP - Talent Management Madeleine Thorp Alsbrook , and Chief Accounting Officer Andres Gavinet .
Alexandria Real Estate Equities Inc (ARE) Insider Trades Summary
Over the past 18 months, Joel S Marcus made 1 insider transaction in Alexandria Real Estate Equities Inc (ARE) with a net sale of 7,500. Other recent insider transactions involving Alexandria Real Estate Equities Inc (ARE) include a net sale of 20,000 shares made by Daniel J Ryan , a net sale of 13,200 shares made by Peter M Moglia , and a net sale of 9,214 shares made by Madeleine Thorp Alsbrook .
In summary, during the past 3 months, insiders sold 0 shares of Alexandria Real Estate Equities Inc (ARE) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 88,354 shares of Alexandria Real Estate Equities Inc (ARE) were sold and 0 shares were bought by its insiders, resulting in a net sale of 88,354 shares.
Alexandria Real Estate Equities Inc (ARE)'s detailed insider trading history can be found in Insider Trading Tracker table.
Alexandria Real Estate Equities Inc Insider Transactions
Joel S Marcus Mailing Address
Above is the net worth, insider trading, and ownership report for Joel S Marcus. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Joel S Marcus's mailing address is: Pasadena Ca 91101.