Stockbridge Partners LLC: 13F holdings, Q2 2026
Hedge fund · SEC EDGAR filings (CIK 1505183) · Explore on the interactive board
Stockbridge Partners LLC disclosed 17 US equity positions worth $4.8bn in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 14, 2026). Its largest position is TSM at 20.8% of the reported book, followed by TDG, GOOGL. The top ten holdings are 86.3% of the book, and the portfolio behaves like about 10 equal-weight positions. Versus the prior filing it opened 3 new positions, added to 7, reduced 5 and exited 2. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.
What does Stockbridge Partners LLC own? Top holdings as of June 30, 2026
Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 3 new, 7 added, 5 reduced, 2 exited.
| # | Stock | Sector | Weight | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|---|
| 1 | TSM TAIWAN SEMICONDUCTOR MANUFAC | Technology | 20.8% | $990.0m | 2,072,924 | -4% | reduced |
| 2 | TDG TRANSDIGM GROUP INC | Industrials | 12.2% | $578.5m | 434,281 | 0% | held |
| 3 | GOOGL ALPHABET INC | Communication Services | 9.4% | $447.7m | 1,252,838 | 28% | added |
| 4 | AMZN AMAZON COM INC | Consumer Cyclical | 8.9% | $423.3m | 1,776,149 | -28% | reduced |
| 5 | DE DEERE & CO | Industrials | 7.6% | $360.0m | 567,456 | 0% | held |
| 6 | LLYVK LIBERTY MEDIA CORP DEL | Communication Services | 7.2% | $343.7m | 3,613,069 | 395% | added |
| 7 | VMC VULCAN MATLS CO | Basic Materials | 6.6% | $314.5m | 1,065,963 | -7% | reduced |
| 8 | NVDA NVIDIA CORPORATION | Technology | 5.5% | $259.2m | 1,295,226 | -15% | reduced |
| 9 | WCN WASTE CONNECTIONS INC | Industrials | 4.1% | $193.6m | 1,161,217 | -53% | reduced |
| 10 | V VISA INC | Financial Services | 4.0% | $191.1m | 557,138 | 65% | added |
| 11 | ALSN ALLISON TRANSMISSION HLDGS I | Consumer Cyclical | 3.6% | $169.1m | 1,499,984 | 46% | added |
| 12 | MA MASTERCARD INCORPORATED | Financial Services | 3.5% | $164.3m | 319,922 | 55% | added |
| 13 | WWD WOODWARD INC | Industrials | 2.4% | $115.2m | 270,673 | – | new |
| 14 | GWRE GUIDEWIRE SOFTWARE INC | Technology | 2.0% | $93.5m | 759,827 | 457% | added |
| 15 | VEEV VEEVA SYS INC | Healthcare | 1.5% | $71.8m | 404,617 | – | new |
| 16 | MLM MARTIN MARIETTA MATLS INC | Basic Materials | 0.5% | $24.5m | 42,450 | 32% | added |
| 17 | TTAN SERVICETITAN INC | Technology | 0.3% | $13.3m | 188,565 | – | new |
What did Stockbridge Partners LLC sell? Positions exited since the previous filing
| Stock | Prior weight | Prior value |
|---|---|---|
| KLAC KLA CORP | 50.2% | $196.2m |
| MSFT MICROSOFT CORP | 49.8% | $194.6m |
Sector mix
| Sector | Weight |
|---|---|
| Technology | 28.5% |
| Industrials | 26.2% |
| Communication Services | 16.7% |
| Consumer Cyclical | 12.5% |
| Financial Services | 7.5% |
| Basic Materials | 7.1% |
Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.
Filing history
How concentrated is Stockbridge Partners LLC's portfolio?
Across every quarter Stockbridge Partners LLC has filed, its median largest position is 19.2% of the book and its median top-ten weight is 88.0%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 2.0 completed holding spells, the median lasted 1.0 quarters; 17.0 positions are still open and their final length is unknown.