Core Insights - TCI Fund Management's latest 13F filing highlights Chris Hohn's long-duration, quality-compounder equity strategy, with tactical adjustments in position sizes amid macro uncertainty [1] Positioning Shifts - Visa (V): TCI added 8,989,793 shares, increasing its position to 28.06 million shares valued at $9.58 billion, representing 18.2% of the portfolio, marking a 47% increase [3] - S&P Global (SPGI): TCI increased its stake by 98,247 shares to 11.19 million shares valued at $5.45 billion, making up 10.3% of the portfolio, reflecting a long-term accumulation strategy [5] - Moody's Corp (MCO): TCI added 61,500 shares, bringing its total to 13.31 million shares valued at $6.34 billion, which is 12.0% of the portfolio, indicating confidence in the credit rating agency sector [6] - Microsoft (MSFT): TCI trimmed its position by 973,027 shares to 16.59 million shares valued at $8.59 billion, representing 16.3% of the portfolio, likely for weight management rather than a change in thesis [7] - Canadian Pacific Kansas City (CP): TCI reduced its exposure by 2,961,150 shares to 49.87 million shares valued at $3.71 billion, which is 7.0% of the portfolio, indicating a balanced sizing approach [8] - Alphabet (GOOG): TCI trimmed its position by 5,369,416 shares to 7.60 million shares valued at $1.85 billion, representing 3.5% of the portfolio, reflecting competitive dynamics and margin volatility concerns [9][10] - Canadian National Railway (CNI): TCI reduced its stake by 4,221,292 shares to 18.77 million shares valued at $1.77 billion, which is 3.4% of the portfolio, suggesting a tighter capital allocation strategy [11] Portfolio Context & Themes - Structural Compounders > Cyclical Winners: TCI is focusing on businesses with long-duration cash compounding characteristics, such as Visa, Moody's, and S&P [13] - Selective Tech De-Risking: The trimming of Alphabet and Microsoft indicates caution regarding mega-cap tech valuations and competitive dynamics in AI [14] - Rail Exposure Right-Sizing: Reductions in CP and CNI reflect a disciplined approach to cyclical positioning rather than abandoning the rail theme [15] Big Picture Takeaways - TCI remains committed to owning the best businesses, sizing positions with conviction, and incrementally allocating capital during market dislocations [16]