Simplex Trading

Simplex Trading Portfolio holdings

AUM $3.72B
1-Year Est. Return 0.6%
 

Simplex Trading, founded in 2004 and headquartered in Chicago, Illinois, is a technology-driven proprietary trading firm specializing in market-making and liquidity provision, primarily in U.S. equity options and futures options. Leveraging advanced proprietary software and data-driven analysis, the firm optimizes trading strategies and develops innovative solutions to capitalize on financial market opportunities, maintaining a competitive edge through automation and a collaborative team of technologists and traders. With a workforce exceeding 300 and led by CEO Erik Swanson since 2014, Simplex operates with a low-ego, high-intelligence culture, focusing on minimal bureaucracy and rapid execution, while also making strategic venture capital investments in fintech startups. Recognized as a top workplace in Chicago by Built In’s 2025 awards, Simplex continues to evolve, blending cutting-edge technology with a commitment to market efficiency and growth.

This Quarter Est. Return
1 Year Est. Return
+0.6%
3 Year Est. Return
5 Year Est. Return
10 Year Est. Return
AUM
$481M
AUM Growth
–
Cap. Flow
Cap. Flow %
Top 10 Hldgs %
Holding
2,903
New
Increased
Reduced
Closed

Top Buys

1
+$32.9M
2
+$30.1M
3
+$29M
4
AMZN icon
Amazon
AMZN
+$25.6M
5
BIDU icon
Baidu
BIDU
+$16.2M

Top Sells

No sells this quarter

Sector Composition

1 Consumer Discretionary 23.68%
2 Technology 19.11%
3 Healthcare 14.31%
4 Energy 9.3%
5 Communication Services 8.24%
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