Jim Simons

Mathematician, hedge fund manager, and founder of Renaissance Technologies, known for his pioneering work in quantitative investing and the use of mathematical models to exploit market inefficiencies.

Explore Jim Simons's largest investments on Profit.com, including companies like Palantir Technologies Inc., United Therapeutics Corporation, and Micron Technology Inc, and their significance in his portfolio.

Jim Simons’s portfolio updates are typically published quarterly through SEC 13F filings, which provide detailed information about their holdings, including recent buys and sells. Additionally, real-time updates on insider trades are available through Form 4 filings, offering a more timely view of their trading activity.

Jim Simons currently invests in companies such as Palantir Technologies Inc., United Therapeutics Corporation, and Micron Technology Inc, focusing on sectors like Technology and Healthcare.

The largest holding in Jim Simons’s portfolio is Palantir Technologies Inc., accounting for 2.43% of their total investments.

One of Jim Simons’s most profitable investments is Advanced Emissions Solutions Inc, which has generated a return of 793.70% over the past year.

As of 12 Apr 2026, Jim Simons’s portfolio is valued at approximately $64.46B, based on the latest filings available on Profit.com.

Yes, you can use Profit.com to follow Jim Simons’s portfolio and gain insights to build your own investment portfolio.

You can follow Jim Simons’s portfolio updates on Profit.com, which provides notifications on the latest portfolio transactions as soon as they’re available.

Stay up-to-date with Jim Simons’s latest trades by following their portfolio on Profit.com. Enable notifications to receive real-time alerts on their newest buy and sell transactions.