Stewart Butterfield

Co-founder and CEO of Slack Technologies, Inc., Butterfield is a software innovator revolutionizing workplace communication and collaboration tools.

Explore Stewart Butterfield's largest investments on Profit.com, including companies like Slack Technologies Inc, and their significance in his portfolio.

Stewart Butterfield’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.

Stewart Butterfield currently invests in companies such as Slack Technologies Inc, focusing on sectors like Technology.

The largest holding in Stewart Butterfield’s portfolio is Slack Technologies Inc, accounting for 100.00% of their total investments.

One of Stewart Butterfield’s most profitable investments is Slack Technologies Inc, which has generated a return of 32.65% over the past year.

As of 22 Sep 2026, Stewart Butterfield’s portfolio is valued at approximately $49.41M, based on the latest filings available on Profit.com.

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

You can follow Stewart Butterfield’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 Stewart Butterfield’s latest trades by following their portfolio on Profit.com. Enable notifications to receive real-time alerts on their newest buy and sell transactions.