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The Mentor I Never Met: A Personal Tribute to Warren Buffett
Warren Buffett has been the single greatest influence on my investing journey. As he steps away from writing his annual letter and from his role at Berkshire, I felt compelled to write a personal tribute to the man who quietly shaped the course of my life.
Nov 153 min read


Tesla’s 2025 CEO Performance Award: Aligning Vision, Execution & Shareholder Value
In business — as in life — incentives drive behavior. Get them wrong, and you get mediocrity. Get them right, and you get Tesla.
Nov 48 min read


Rowan Street Q3 2025 Letter
From Good to Great: Why We Reallocated from Spotify to Tesla
Oct 2715 min read


Rowan Street Q2 2025 Letter
10-Year Performance Review; Holding a Multi-bagger in a Portfolio; Where Our Edge Lies
Jul 127 min read


10-Year Anniversary Letter: The Rowan Street Story
This letter is our story. It’s about the lessons that shaped us, the principles we live by, and the path we’re charting for the decades ahead.
Apr 1621 min read


Rowan Street 2024 Year-End Letter
A Defining Moment and The Comeback. Our Guiding Principles. Top Five Holdings.
Jan 249 min read


From $15 Billion to $100 Billion: Lessons from Our Spotify (SPOT) Investment
Reflections on Long-Term Investing, Patience, and Portfolio Strategy.
Dec 4, 202416 min read


Rowan Street Q3 2024 Letter
The 20 Punchcard Philosophy
Oct 16, 20246 min read


Rowan Street Q2 2024 Letter
Performance review, top 5 holdings, portfolio update.
Sep 4, 202412 min read


Rowan Street Q1 2024 Letter
Our 9-Year Performance History; Learning from Our Past Mistakes; Updating Our Investment Principles.
May 1, 202410 min read


Rowan Street 2023 Year-End Letter
What did we do right in 2023? New position. Portfolio Update.
Jan 24, 202416 min read


Rowan Street Q3 2023 Letter
Meta Platforms (META) — a $550 billion rebound in market cap in less than a year.
Oct 14, 202310 min read


Rowan Street 1H 2023 Letter
Contributors to our outperformance. Alignment of interests. Biggest lesson learned since starting the fund. Thoughts on portfolio turnover.
Jul 11, 202310 min read


Rowan Street Q1 2023 Letter
Update on our top holdings: SPOT, META and TTD.
Apr 11, 202315 min read


Rowan Street 2022 Year End Letter
Mr. Market’s consensus narrative in 2020/21 vs. 2022.
Spotify (SPOT) is selling for $15 billion; does this make any sense?
Jan 17, 202317 min read


Does a $750 billion decline in Meta’s market cap make sense?
Long-term vision collides with near-term fear.
Nov 2, 202212 min read


Rowan Street Q3 2022 Letter
Cash vs. staying invested in stocks. Ultimate question: What is my investment horizon?
Sale of DocuSign (DOCU).
Oct 11, 20228 min read


Rowan Street August 2022 Update
Business update on Spotify, Meta Platforms, Trade Desk, Topicus and Shopify.
Aug 14, 20226 min read


Rowan Street 1H 2022 Letter
Mental attitude toward stock market fluctuations. Business fundamentals vs. the stock (Spotify, Meta). The story of Peloton.
Jul 20, 202227 min read


The Next Chapter for Rowan Street
Who we are. Why we do what we do? Power of compounding vs. Human Nature.
Jun 27, 202216 min read
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