Quantitative Investing Associate, Betterment
Sebastian Rollén is a quantitative investing expert at Betterment, where he develops models that inform our products and advice. Previously an associate at a boutique investment firm, Greenbridge Partners, Sebastian holds degrees in Economics and Physics at the University of Pennsylvania.
Articles written by Sebastian
Who’s Managing My Money—People Or Robots?
We manage your money with the help of both human experts and technology—here’s why.
Our SRI Portfolio Just Got Even Better
The proportion of socially responsible funds used in our SRI portfolio is growing.
Goal-Based Investing: A Decade In Review
As we all look forward to and plan for the future, let’s stop and take a look at the past decade to see what we can learn from it.
What A Trip To The Casino Can Teach You About Investing And Risk
Learn the ins and outs of how gambling works from a quantitative investor, and use it to your advantage in investing for the long term.
4 Betterment Investing Options If You Have Low Risk Tolerance
If you’re an investor with low risk tolerance, Betterment has options that can help move forward your investing and savings goals, mediating between potential returns and your desired risk level.
Why Only “Buying Local” When Investing Is Risky
Currently, U.S. investors may be asking themselves why they should be investing outside of their home country when their own stock market is doing so well. Just a few decades ago, U.S. investors were asking themselves the opposite question.
The Most Popular Credit Union In Every State
Credit unions have been a staple of American society since the 20th century. See which credit union is most popular in every state.
How Betterment Works During Volatile Markets
It can be difficult to ride out a market downturn when you can see it affecting your investment portfolio. We have automated features in place to address volatile markets when they occur.
Is Betterment Worth It? Estimating the Added Value of a Robo-Advisor
Based on our estimation, using Betterment’s retirement recommendations could earn you 38.8% more after-tax money in retirement compared to investing on your own.
How We Estimate the Added Value of Using Betterment
How we estimate the added value you gain by following Betterment’s investing recommendations for retirement using our optional tax-smart strategies.