All Posts 13Fs of Great Investors Podcast Episodes History's Greatest Life Lessons Peak Performance Book Summaries Incredible Speeches Leadership Founder Stories & Interviews Creativity Money & Investing 20 Minute Playbook Strategy Investor Interviews Berkshire Hathaway Charlie Munger Steve Jobs Warren Buffett Expert Interviews Decision Making Incredible Letters Apple Author Interviews Incredible People Crypto Incredible Interviews Venture Capital Chuck Akre Akre Capital Management Swiss National Bank (SNB) Hamilton Helmer Strategy Capital Sequoia Capital Polen Capital William Alexander von Mueffling Egerton Capital Capital Allocation Pixar Business Models ICONIQ Stanley Druckenmiller Cantillon AltaRock Partners Bill Gates Mark Massey Scott Bradford Risk Coaching Sir Christopher Hohn Bill Ackman Pershing Square Li Lu Himalaya Capital Michael Burry Scion Asset Management Stockbridge Neil Mehta Greenoaks Daniel Loeb Third Point Bill Miller Miller Value Partners Brad Gerstner Altimeter Cascade Investment Category Creation Shareholder Letters Top 5 Highlights Horizon Kinetics David Tepper Cliff Sosin CAS Investment Partners Duquesne Michael Larsen Jeff Bezos Space Simplicity Brand Building Frameworks Worldly Partners Arvind Navaratnam Ben Horowitz Real Estate Differentiation Strategy Situational Awareness Guy Spier Aquamarine Thoma Bravo Orlando Bravo Thomas Gayner Tom Russo Gardner Russo & Quinn Marc Andreessen A16Z Semper Vic Partners John Armitage Markel Group Murray Stahl Appaloosa 1-800-GOT-JUNK 5 posts Aquamarine Posts 3 min read Guy Spier's Trades and Holdings in Q1 2026 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X May 8, 2026 • 13Fs of Great Investors • Guy Spier • Aquamarine 3 min read Guy Spier's Trades and Holdings in Q4 2025 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Jan 31, 2026 • 13Fs of Great Investors • Guy Spier • Aquamarine 3 min read Guy Spier's Trades and Holdings in Q2 2025 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Nov 7, 2025 • 13Fs of Great Investors • Guy Spier • Aquamarine 3 min read Guy Spier's Trades and Holdings in Q1 2025 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Nov 7, 2025 • 13Fs of Great Investors • Guy Spier • Aquamarine 3 min read Guy Spier's Trades and Holdings in Q3 2025 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Nov 7, 2025 • 13Fs of Great Investors • Guy Spier • Aquamarine
3 min read Guy Spier's Trades and Holdings in Q1 2026 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X May 8, 2026 • 13Fs of Great Investors • Guy Spier • Aquamarine
3 min read Guy Spier's Trades and Holdings in Q4 2025 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Jan 31, 2026 • 13Fs of Great Investors • Guy Spier • Aquamarine
3 min read Guy Spier's Trades and Holdings in Q2 2025 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Nov 7, 2025 • 13Fs of Great Investors • Guy Spier • Aquamarine
3 min read Guy Spier's Trades and Holdings in Q1 2025 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Nov 7, 2025 • 13Fs of Great Investors • Guy Spier • Aquamarine
3 min read Guy Spier's Trades and Holdings in Q3 2025 Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Daniel Scrivner Daniel Scrivner Sharing what I learn studying history's greatest entrepreneurs and investors. Explore the best books, speeches, interviews, and letters with me. X Nov 7, 2025 • 13Fs of Great Investors • Guy Spier • Aquamarine
