We love to solve hard problems.

Sharing ideas is integral to innovation. Whether an idea directly applies to our work or is simply interesting, we voraciously consume cutting-edge research—and contribute thinking of our own.

Engineering, Policy

Ethics and Technology: A Fireside Chat with David Siegel

Two Sigma's David Siegel discusses the ethical considerations of new technologies with Tristan Harris and Stanford's Ge Wang.

Recent News

Two Sigma Appoints Tom Hill as Chairman of Private Investment Business

KKR to Acquire Integrated Specialty Coverages (ISC)

Bloomberg: David Siegel on Technology’s Impact on the Human Experience

Two Sigma Impact Invests in Penn Foster

Two Sigma Impact Hosts Virtual Roundtable Discussing Good Jobs

Engineering

Bloomberg: Camille Fournier on Building Tech at Two Sigma

Markets & Economy

Webinar Replay: How Design Choices Impact Low Risk Factor Performance

The design of risk factors has important implications for asset allocators analyzing the performance of their portfolios and/or investment managers.

Work & Careers

Two Sigma Summer Interns Reflect on Working Remotely

We asked some of Two Sigma's 2020 summer interns to share their experiences from this year's all-virtual program. What were their biggest challenges? Their most rewarding days? Here's what they had to say.

Engineering

safeboot: Improving the Safety of Booting Linux on Normal Laptops

Two Sigma Labs alum and security researcher Trammell Hudson, and Two Sigma engineer Thomas Walker, introduce safeboot, an open source package that helps improve the usable security of the boot process for modern Debian-based x86 computers.

Updates from around Two Sigma

Two Sigma Ventures

Research

Markets & Economy

We love to solve hard problems.

Ethics and Technology: A Fireside Chat with David Siegel

Recent News

Two Sigma Appoints Tom Hill as Chairman of Private Investment Business

KKR to Acquire Integrated Specialty Coverages (ISC)

Bloomberg: David Siegel on Technology’s Impact on the Human Experience

Two Sigma Impact Invests in Penn Foster

Two Sigma Impact Hosts Virtual Roundtable Discussing Good Jobs

Bloomberg: Camille Fournier on Building Tech at Two Sigma

Webinar Replay: How Design Choices Impact Low Risk Factor Performance

Two Sigma Summer Interns Reflect on Working Remotely

safeboot: Improving the Safety of Booting Linux on Normal Laptops

Updates from around Two Sigma

Introducing Two Sigma Ventures III, Our $288M Fund

Gabrielle Sulzberger Joins Two Sigma Impact

A Data-Driven Approach to Expanding the World of Rated Charities

Factor Analysis: What's the Difference Between Momentum and Trend Following?

Research

Thematic Research: Forecasting Factor Returns

Gradient Sparsification for Communication-Efficient Distributed Optimization

Graph Oracle Models, Lower Bounds, and Gaps for Parallel Stochastic Optimization

Sparse PCA from Sparse Linear Regression