Brett P Monia - Net Worth and Insider Trading
Brett P Monia Net Worth
The estimated net worth of Brett P Monia is at least $8 Million dollars as of 2025-07-02. Brett P Monia is the CEO of Ionis Pharmaceuticals Inc and owns about 180,980 shares of Ionis Pharmaceuticals Inc (IONS) stock worth over $8 Million. Details can be seen in Brett P Monia'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 Brett P Monia has not made any transactions after 2025-03-11 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Brett P Monia
Brett P Monia Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Brett P Monia owns 2 companies in total, including Ionis Pharmaceuticals Inc (IONS) , and Cognition Therapeutics Inc (CGTX) .
Click here to see the complete history of Brett P Monia’s form 4 insider trades.
Insider Ownership Summary of Brett P Monia
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
IONS | Ionis Pharmaceuticals Inc | 2025-03-11 | director & Senior Vice President |
CGTX | Cognition Therapeutics Inc | 2022-06-10 | director |
Brett P Monia Latest Holdings Summary
Brett P Monia currently owns a total of 1 stock. Brett P Monia owns 180,980 shares of Ionis Pharmaceuticals Inc (IONS) as of March 11, 2025, with a value of $8 Million.
Latest Holdings of Brett P Monia
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
IONS | Ionis Pharmaceuticals Inc | 2025-03-11 | 180,980 | 43.21 | 7,820,146 |
Holding Weightings of Brett P Monia
Brett P Monia Form 4 Trading Tracker
According to the SEC Form 4 filings, Brett P Monia has made a total of 23 transactions in Ionis Pharmaceuticals Inc (IONS) over the past 5 years, including 0 buys and 23 sells. The most-recent trade in Ionis Pharmaceuticals Inc is the sale of 140 shares on March 11, 2025, which brought Brett P Monia around $4,525.
Insider Trading History of Brett P Monia
- 1
Brett P Monia Trading Performance
Brett P Monia Ownership Network
Ownership Network List of Brett P Monia
Ownership Network Relation of Brett P Monia

Brett P Monia Owned Company Details
What does Ionis Pharmaceuticals Inc do?
Who are the key executives at Ionis Pharmaceuticals Inc?
Brett P Monia is the director & Senior Vice President of Ionis Pharmaceuticals Inc. Other key executives at Ionis Pharmaceuticals Inc include EVP & Corp and Development Ops Brian Birchler , Chief Business Officer Joseph Baroldi , and SVP & Legal and General Counsel Patrick R. O'neil .
Ionis Pharmaceuticals Inc (IONS) Insider Trades Summary
Over the past 18 months, Brett P Monia made 11 insider transaction in Ionis Pharmaceuticals Inc (IONS) with a net sale of 198,346. Other recent insider transactions involving Ionis Pharmaceuticals Inc (IONS) include a net sale of 34,288 shares made by Patrick R. O'neil , a net sale of 30,715 shares made by Eric Swayze , and a net sale of 22,853 shares made by Richard S Geary .
In summary, during the past 3 months, insiders sold 7,624 shares of Ionis Pharmaceuticals Inc (IONS) in total and bought 15,000 shares, with a net purchase of 7,376 shares. During the past 18 months, 445,942 shares of Ionis Pharmaceuticals Inc (IONS) were sold and 20,000 shares were bought by its insiders, resulting in a net sale of 425,942 shares.
Ionis Pharmaceuticals Inc (IONS)'s detailed insider trading history can be found in Insider Trading Tracker table.
Ionis Pharmaceuticals Inc Insider Transactions
Brett P Monia Mailing Address
Above is the net worth, insider trading, and ownership report for Brett P Monia. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Brett P Monia's mailing address is: Carlsbad Ca 92010.